Publications

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2024

Conference Publications:

• R. Lucero, C. Nogales and Z. Popović, "Efficiency Enhancement by Sizing Device Periphery for Supply-Modulated Power Amplifiers," 2024 IEEE Wireless and Microwave Technology Conference (WAMICON), Clearwater, FL, USA, 2024, pp. 1-4, doi: 10.1109/WAMICON60123.2024.10522806. 

• J. Molles, Z. Popović, P. Shukla and S. Peng, "Electromagnetic Design of Excitation Coils for an Inductively-Coupled Plasma Etching System," 2024 IEEE Wireless and Microwave Technology Conference (WAMICON), Clearwater, FL, USA, 2024, pp. 1-4, doi: 10.1109/WAMICON60123.2024.10522811.

• S. Mvokany and Z. Popović, "Tissue Thickness Effects on Radiometric Internal Body Temperature Measurements," 2024 IEEE Wireless and Microwave Technology Conference (WAMICON), Clearwater, FL, USA, 2024, pp. 1-4, doi: 10.1109/WAMICON60123.2024.10522861

• K. E. Kolodziej and Z. Popović, "In-Band Full-Duplex Array Architectures and Performance Survey," 2024 United States National Committee of URSI National Radio Science Meeting (USNC-URSI NRSM), Boulder, CO, USA, 2024, pp. 102-103, doi: 10.23919/USNC-URSINRSM60317.2024.10464552.

• J. Lee, S. Mvokany and Z. Popović, "Internal Body Temperature Measurements Using a Miniaturized Hybrid Radiometer," 2024 United States National Committee of URSI National Radio Science Meeting (USNC-URSI NRSM), Boulder, CO, USA, 2024, pp. 5-5, doi: 10.23919/USNC-URSINRSM60317.2024.10464557.

• P. Danielson and Z. Popović, "Broadband GaN MMICs for Analog Interference Suppression," 2024 United States National Committee of URSI National Radio Science Meeting (USNC-URSI NRSM), Boulder, CO, USA, 2024, pp. 104-104, doi: 10.23919/USNC-URSINRSM60317.2024.10464566.

• L. Marzall and Z. Popovic, "40-44 GHz MMIC Frequency Tunable Butler Matrix," 2024 United States National Committee of URSI National Radio Science Meeting (USNC-URSI NRSM), Boulder, CO, USA, 2024, pp. 106-107, doi: 10.23919/USNC-URSINRSM60317.2024.10464413.

• P. Flaten and Z. Popović, "Broadband GaN Power Amplifier MMIC with a Nonuniform Transmission Line Output Network," 2024 IEEE Topical Conference on RF/Microwave Power Amplifiers for Radio and Wireless Applications (PAWR), San Antonio, TX, USA, 2024, pp. 70-73, doi: 10.1109/PAWR59907.2024.10438610.

Journal Publications:

• G. Sandidge, G. Santamaria-Botello, E. Bottomley, H. Fan and Z. Popović, "Resonant Structures for Sensitivity Enhancement of Rydberg-Atom Microwave Receivers," in IEEE Transactions on Microwave Theory and Techniques, doi: 10.1109/TMTT.2024.3355763.

• D. Shakya et al., "Exploring Millimeter-Wave and Terahertz Circuits and Systems With a Novel Multiuser Measurement Facility: Multiuser Terahertz Measurement Facility (THz Lab)," in IEEE Microwave Magazine, vol. 25, no. 2, pp. 68-79, Feb. 2024, doi: 10.1109/MMM.2023.3320820.

• K. E. Kolodziej and Z. Popović, "Simultaneous-Multifunction Phased Arrays: Enabled by In-Band Full-Duplex Technology," in IEEE Microwave Magazine, vol. 25, no. 4, pp. 44-63, April 2024, doi: 10.1109/MMM.2024.3351978.

2023

Conference Publications: 

• J. Lee and Z. Popović, "A GaAs LNA MMIC for a Correlation-Dicke Radiometer Internal-Body Temperature Sensor," 2023 IEEE Radio and Wireless Symposium (RWS), Las Vegas, NV, USA, 2023, pp. 31-33, doi: 10.1109/RWS55624.2023.10046201.

• C. Nogales, L. Marzall, G. Lasser and Z. Popović, "Dynamic Supply Modulation of a 6 – 12 GHz Transmit Array," 2023 IEEE Wireless and Microwave Technology Conference (WAMICON), Melbourne, FL, USA, 2023, pp. 140-143, doi: 10.1109/WAMICON57636.2023.10124905.

• M. Robinson, J. Molles, V. Yakovlev, and Z. Popovic, “Phase Effect on the Microwave-Induced Temperature Field: Computational and Experimental Evidence ” International Conference on Heating by Electromagnetic Sources Induction, Conduction, Dielectric, Microwaves Heating and EPM (Electromagnetic Processing), Padova, Italy, May. 2023.

• J. Molles, M. Robinson, and Z. Popovic, “Experimental Study of Microwave Heating in Mixed Waste Materials,” 57th Annual Microwave Power Symposium (IMPI) 2023, Denver, CO, Jun. 2023.

• G. Sandidge, G. Santamaria-Botello, Zoya Popović, “Field Enhancement for Sensitivity Improvement of a Room-Temperature Rydberg-Atom Receiver,” 2023 IEEE/MTT-S International Microwave Symposium (IMS), San Diego, CA, USA, 2023

• P. Danielson and Z. Popović, "Heterogeneously Integrated 6–12 GHz Butler Matrix," 2023 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting (USNC-URSI), Portland, OR, USA, 2023, pp. 1475-1476, doi: 10.1109/USNC-URSI52151.2023.10237826.

• T. Sonnenberg, T. Romano, S. Verploegh and Z. Popović, "V- and W-band GaN MMIC Switches," 2023 18th European Microwave Integrated Circuits Conference (EuMIC), Berlin, Germany, 2023, pp. 257-260, doi: 10.23919/EuMIC58042.2023.10288636.

• A. Romano, T. Sonnenberg, L. Marzall and Z. Popovic, "V- Through W-Band GaN Active Circulator," 2023 18th European Microwave Integrated Circuits Conference (EuMIC), Berlin, Germany, 2023, pp. 1-4, doi: 10.23919/EuMIC58042.2023.10288933.

• M. C. Robinson, G. Lasser and Z. Popović, "Tunable Dual-Frequency Interference Suppression Circuit with GaN MMIC Delay Lines," 2023 53rd European Microwave Conference (EuMC), Berlin, Germany, 2023, pp. 247-250, doi: 10.23919/EuMC58039.2023.10290624.

• S. Mvokany, J. Molles and Z. Popović, "Broadband RF Interconnects in a Multi-Layer Advanced Packaging with a Si Interposer," 2023 IEEE 32nd Conference on Electrical Performance of Electronic Packaging and Systems (EPEPS), Milpitas, CA, USA, 2023, pp. 1-3, doi: 10.1109/EPEPS58208.2023.10314924.

• A. Romano, T. Sonnenberg and Z. Popović, "46–102 GHz GaN Balanced Cascode Amplifier-Isolator," 2023 IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium (BCICTS), Monterey, CA, USA, 2023, pp. 211-214, doi: 10.1109/BCICTS54660.2023.10311037. 

• R. Lucero, A. Russell and Z. Popović, "Quantifying Trade-offs in Power-Amplifier Linearity, Spectral and Power Efficiency," 2023 16th International Conference on Advanced Technologies, Systems and Services in Telecommunications (TELSIKS), Nis, Serbia, 2023, pp. 58-61, doi: 10.1109/TELSIKS57806.2023.10315996. 

• S. Mvokany, J. Molles and Z. Popović, "Interconnects in a Multi-Layer Polymer-on-Si 50-GHz Packaging Technology," 2023 16th International Conference on Advanced Technologies, Systems and Services in Telecommunications (TELSIKS), Nis, Serbia, 2023, pp. 74-77, doi: 10.1109/TELSIKS57806.2023.10316067. 

• G. Sandidge, L. Marzall and Z. Popović, "GaAs MMIC Oscillators for Rydberg Atom RF Receivers," 2023 16th International Conference on Advanced Technologies, Systems and Services in Telecommunications (TELSIKS), Nis, Serbia, 2023, pp. 70-73, doi: 10.1109/TELSIKS57806.2023.10316053. 

• S. Stroessner, J. Kravits and Z. Popović, "Design Sensitivity Analysis of a GaN MMIC using Multi-Objective Visualization," 2023 16th International Conference on Advanced Technologies, Systems and Services in Telecommunications (TELSIKS), Nis, Serbia, 2023, pp. 62-65, doi: 10.1109/TELSIKS57806.2023.10316134.

• S. Johannes, K. E. Kolodziej and Z. Popović, "Co-Designed Switch-LNA GaN MMIC for Improving Self-Interference Cancellation by Transmit-Signal Observation," 2023 16th International Conference on Advanced Technologies, Systems and Services in Telecommunications (TELSIKS), Nis, Serbia, 2023, pp. 54-57, doi: 10.1109/TELSIKS57806.2023.10316170. 

Journal Publications:

• J. Lee, G. S. Botello, R. Streeter and Z. Popović, "A 1.4-GHz GaAs MMIC Radiometer for Noninvasive Internal Body Thermometry," in IEEE Transactions on Microwave Theory and Techniques, vol. 72, no. 1, pp. 759-770, Jan. 2024, doi: 10.1109/TMTT.2023.3322859.
• T. Sonnenberg, S. Verploegh, M. Pinto and Z. Popović, "W-Band GaN HEMT Frequency Multipliers," in IEEE Transactions on Microwave Theory and Techniques, vol. 71, no. 10, pp. 4327-4336, Oct. 2023, doi: 10.1109/TMTT.2023.3253185.
• M. Robinson, Z. Popović, and G. Lasser, “Linear Broadband Interference Suppression Circuit Based on GaN MMICs” IET Circuits, Devices Systems, 2023. 
• M. C. Robinson, J. A. Molles, V. V. Yakovlev and Z. Popović, "Solid-State Power Combining for Heating Small Volumes of Mixed Waste Materials," in IEEE Journal of Microwaves, doi: 10.1109/JMW.2023.3259990.
• C. Nogales, Z. Popović and G. Lasser, "An 800-W Four-Level Supply Modulator for Efficient Envelope Tracking of RF Transmitters," in IEEE Journal of Emerging and Selected Topics in Power Electronics, vol. 11, no. 3, pp. 3251-3260, June 2023, doi: 10.1109/JESTPE.2023.3250346.
• C. Nogales, Z. Popović and G. Lasser, "Gate Pulsing as a Transient Ringing Reduction Method for Multilevel Supply Modulators," in IEEE Transactions on Power Electronics, vol. 38, no. 8, pp. 9358-9361, Aug. 2023, doi: 10.1109/TPEL.2023.3278210
• T. Sonnenberg, A. Romano, S. Verploegh, M. Pinto and Z. Popović, "V- and W-Band Millimeter-Wave GaN MMICs," in IEEE Journal of Microwaves, vol. 3, no. 1, pp. 453-465, Jan. 2023, doi: 10.1109/JMW.2022.3221281.
• J. Lee, G. S. Botello, R. Streeter and Z. Popović, "Noninvasive Internal Body Thermometry With On-Chip GaAs Dicke Radiometer," in IEEE Microwave and Wireless Technology Letters, vol. 33, no. 6, pp. 927-930, June 2023, doi: 10.1109/LMWT.2023.3265806.
• A. A. Babenko, N. E. Flowers-Jacobs, A. E. Fox, P. D. Dresselhaus, Z. Popović and S. P. Benz, "Quantum-Based Modulated Microwave Waveforms," in IEEE Transactions on Microwave Theory and Techniques, doi: 10.1109/TMTT.2023.3297364.
• A. Romano, T. Sonnenberg and Z. Popović, "50–110-GHz Continuous GaN MMIC Reflective Phase Shifters," in IEEE Transactions on Microwave Theory and Techniques, doi: 10.1109/TMTT.2023.3308107.

2022

Conference Publications: 

• S. Verploegh, T. Sonnenberg, M. Pinto, A. Babenko and Z. Popović, "On-chip Power Combining with 3-Stage 75–110 GHz GaN MMIC Power Amplifiers," 2021 51st European Microwave Conference (EuMC), 2022, pp. 890-893.
• C. Nogales, Z. Popović and G. Lasser, "A 600-W Enhancement-Mode GaN Multi-Level Dynamic Converter for Supply Modulated PAs," 2021 51st European Microwave Conference (EuMC), 2022, pp. 902-905.
• G. Lasser, C. Nogales, M. R. Duffy and Z. Popović, "Wideband Phase Modulator MMIC for K-Band Supply-Modulated Power Amplifier Linearization," 2021 51st European Microwave Conference (EuMC), 2022, pp. 894-897.
• A. Romano, T. Sonnenberg, S. Verploegh, T. Barton and Z. Popović, "A W-Band GaN MMIC Continuous 90° Reflective Phase Shifter," 2022 IEEE 22nd Annual Wireless and Microwave Technology Conference (WAMICON), 2022, pp. 1-4.
• S. Johannes, K. E. Kolodziej and Z. Popović, "GaN MMIC RF Switches for In-Band Full-Duplex Phased Array Calibration," 2022 IEEE 22nd Annual Wireless and Microwave Technology Conference (WAMICON), 2022, pp. 1-4.
• M. Robinson, V. Yakovlev, and Z. Popović, “Experimental and Computational Study of Microwave Heating in Single- Stream Waste Processing,” In Proc. IMPI 2022; 56th Annual Microwave Power Symposium, Savannah, GA, Jun. 2022.
• J. Molles, M. Robinson, and Z. Popović, "Spatial Power Combining of Two GaN FET Grid Oscillators in an Over-moded Rectangular Cavity," 2022 National Radio Science Meeting (NRSM), Boulder, CO, January 2022.
• P. Danielson, M. Robinson, and Z. Popović, "GaAs MMIC Interferometer for Interference Cancellation," 2022 National Radio Science Meeting (NRSM), Boulder, CO, January 2022.
• P. Zurek and Z. Popović, "Broadband RF Power Amplifier Architectures for Linear Concurrent Signal Transmission," 2022 National Radio Science Meeting (NRSM), Boulder, CO, January 2022.
• S. Johannes and Z. Popović, "Front-end Isolation Circuit for Aperture-Level STAR Arrays," 2022 National Radio Science Meeting (NRSM), Boulder, CO, January 2022.
• L. Marzall and Z. Popović, "6-12 GHz Transmit Phased Array Efficiency with Stepped Static Supply Modulation for Beam Shaping," 2022 National Radio Science Meeting (NRSM), Boulder, CO, January 2022.
• K. Hall, M. Robinson, R. Streeter, G. Santamaria-Botello, and Z. Popović, "Broadband Probe for Subcutaneous, Noninvasive Thermometry," 2022 National Radio Science Meeting (NRSM), Boulder, CO, January 2022.
• R. Streeter, G. Santamaria-Botello, J. Lee, and Z. Popović, "Near-field Thermal Radiation Reception Spatial Sensitivity Mapping at 1.4 GHz," 2022 59th Intl. Biomed. Sci. Instr./Rocky Mtn. Bioengr. Symposium (IBSIS-RMBS), April, 2022.
• S. Stroessner et al., "Power Amplifier Design Using Interactive Multi-Objective Visualization," 2022 52nd European Microwave Conference (EuMC), Milan, Italy, 2022, pp. 500-503, doi: 10.23919/EuMC54642.2022.9924437.
• C. Nogales, Z. Popović and G. Lasser, "A 10-W6-12GHz GaN MMIC Supply Modulated Power Amplifier," 2022 52nd European Microwave Conference (EuMC), Milan, Italy, 2022, pp. 436-439, doi: 10.23919/EuMC54642.2022.9924466.

Journal Publications:

• R. Streeter, G. S. Botello, K. Hall and Z. Popović, "Correlation Radiometry for Subcutaneous Temperature Measurements," in IEEE Journal of Electromagnetics, RF and Microwaves in Medicine and Biology, vol. 6, no. 2, pp. 230-237, June 2022.
• L. Marzall, M. Robinson, P. Danielson, A. Robinson, N. Ehsan and Z. Popović, "Active and Passive Components for Broadband Transmit Phased Arrays: Broadband Transmit Front-End Components," in IEEE Microwave Magazine, vol. 23, no. 2, pp. 56-74, Feb. 2022
• M. Robinson, P. Danielson and Z. Popović, "Continuous Broadband GaAs and GaN MMIC Phase Shifters," in IEEE Microwave and Wireless Components Letters, vol. 32, no. 1, pp. 56-59, Jan. 2022.
• E. Kwiatkowski, J. A. Estrada, A. López-Yela and Z. Popović, "Broadband RF Energy-Harvesting Arrays," in Proceedings of the IEEE, vol. 110, no. 1, pp. 74-88, Jan. 2022.
• B. Clerckx, Z. Popović and R. Murch, "Future Networks With Wireless Power Transfer and Energy Harvesting," in Proceedings of the IEEE, vol. 110, no. 1, pp. 3-7, Jan. 2022, doi: 10.1109/JPROC.2021.3133676.

2021

Conference Publications:

• L. Marzall, S. Verploegh, T. Cappello, M. Roberg, and Z. Popović, "Active MMIC Circulator Performance in a Phased-array-like Environment," 2021 50th European Microwave Conference (EuMC), Utrecht, Netherlands, 2021, pp. 1186-1189.

Journal Publications:

• A. A. Babenko, N. Flowers-Jacobs, G. Lasser, J. Brevik, A. Fox, P. Dresselhaus, Z. Popović, and S. Benz "A Microwave Quantum-Defined Millivolt Source," in IEEE Transactions on Microwave Theory and Techniques, vol. 69, no. 12, pp. 5404-5416, Dec. 2021.
• D. Fishler, Z. Popović, and T. Barton, "Supply Modulation Behavior of a Doherty Power Amplifier," in IEEE Journal of Microwaves, vol. 1, no. 1, pp. 508-512, winter 2021.
• L. Marzall, D. Psychogiou, and Z. Popović, "Microstrip Ferrite Circulator Design with Control of Magnetization Distribution," in IEEE Transactions on Microwave Theory and Techniques.
• J. Estrada, J. Montejo-Garai, P. de Paco, D. Psychogiou, and Z. Popović, "Power Amplifiers with Frequency-selective Matching Networks," in IEEE Transactions on Microwave Theory and Techniques, vol. 69, no. 1, pp. 697-708, Jan 2021.
• T. Cappello, Z. Popović, K. Morris, and A. Cappello "Gaussian Pulse Characterization of RF Power Amplifiers," in IEEE Microwave and Wireless Components Letters.
• L. Marzall, P. Danielson, G. Lasser, and Z. Popović, "Broadband Small-aperature High-gain Ridge Horn Antenna Array Element," in IEEE Antennas and Wireless Propagation Letters, 2021.
• S. Verploegh, M. Pinto, L. Marzall, D. Martin, G. Lasser, and Z. Popović, "Analysis of Process Variations in W-Band GaN MMIC PAs Using Nonparametric Statistics," in IEEE Transactions on Microwave Theory and Techniques, 2021.
• A. Robinson, A. Artusio-Glimpse, M. Simons, and C. Holloway, "Atomic Spectra in a Six-Level Scheme for Electromagnetically Induced Transparency and Autler-Townes Splitting in Rydberg Atoms," in Physical Review, A 103, 023704, 2021.
• J. Estrada, S. Johannes, D. Psychogiou, Z. Popović, "Tunable Impedance-Matching Filters," in IEEE Microwave and Wireless Components Letters, 2021.
• M. Robinson, P. Danielson and Z. Popović, "Continuous Broadband GaAs and GaN MMIC Phase Shifters," in IEEE Microwave and Wireless Components Letters, doi: 10.1109/LMWC.2021.3115411.
• A. A. Babenko, G. Lasser and Z. Popović, "0.01-22-GHz Feedback-Stabilized Single-Supply GaAs Cascode Distributed Amplifiers," in IEEE Microwave and Wireless Components Letters, doi: 10.1109/LMWC.2021.3111133.

2020

Conference Publications:

• E. Kwiatkowski, C. Rodenbeck, T. Barton, and Z. Popović, "Power-Combined Rectenna Array for X-Band Wireless Power Transfer," 2020 IEEE/MTT-S International Microwave Symposium (IMS), Los Angeles, CA, USA, 2020, pp. 992-995.
• P. Zurek and Z. Popović, "Two-Stage Concurrent X/Ku Dual-Band GaAs MMIC Power Amplifier," 2020 IEEE/MTT-S International Microwave Symposium (IMS), Los Angeles, CA, USA, 2020, pp. 269-272.
• A. Babenko, A. Boaventura, N. Flowers-Jacobs, J. Brevik, A. Fox, D. Williams, Z. Popović, P. Dresselhaus, and S. Benz, "Characterization of a Josephson Junction Comb Generator," 2020 IEEE/MTT-S International Microwave Symposium (IMS), Los Angeles, CA, USA, 2020, pp. 936-969.
• J. Estrada, P. de Paco, S. Johannes, D. Psychogiou, and Z. Popović, "Co-Designed High-efficiency GaN Filter Power Amplifier," 2020 IEEE/MTT-S International Microwave Symposium (IMS), Los Angeles, CA, USA, 2020, pp. 115-118.
• C. L. Holloway, M. T. Simons, A. K. Robinson, A. H. Haddab and J. A. Gordon, "Unforeseen Applications of Rydberg Atom-Based Sensors: SI Traceability, Phase Detection, Musical Recording, and other Unique Applications," 2020 Conference on Lasers and Electro-optics (CLEO), San Jose, CA, USA, 2020, pp. 1-2.

Journal Publications:

• J. Montejo-Garai, L. Marzall, and Z. Popović, "Octave Bandwidth High-Performance Microstrip-to-Double-Ridge-Waveguide Transition," in IEEE Microwave and Wireless Components Letters, vol. 30, no. 7, pp. 637-640, July 2020.
• J. Estrada, E. Kwiatkowski, A. López-Yela, M. Borgoñós-García, D. Segovia-Vargas, T. Barton, and Z. Popović, "RF-Harvesting Tightly Coupled Rectenna Array Tee-shirt with Greater Than Octave Bandwidth," in IEEE Transactions on Microwave Theory and Techniques, vol. 68, no. 9, pp. 3908-3919, Sept. 2020.
• P. Zurek, T. Cappello, and Z. Popović, "Broadband Diplexed Power Amplifier," in IEEE Microwave and Wireless Components Letters, vol. 30, no. 11, pp. 1073-1076, Nov. 2020.

2019

Conference Publications:

• M. Robinson and Z. Popović, “Scalable Microwave Waste-to-Fuel Conversion,” In Proc. AMPERE 2019; 17th Annual Conference on Microwave and High Frequency Heating, 2019, pp. 210-217.
• M. R. Duffy, G. Lasser, T. Cappello and Z. Popović, "Dual Gate and Drain Supply Modulation of an X-Band PA," 2019 IEEE MTT-S International Microwave Symposium (IMS), Boston, MA, USA, 2019, pp. 979-982.
• P. Zurek, T. Cappello and Z. Popović, "A Concurrent 2.2/3.9-GHz Dual-Band GaN Power Amplifier," 2019 IEEE Topical Conference on RF/Microwave Power Amplifiers for Radio and Wireless Applications (PAWR), Orlando, FL, USA, 2019, pp. 1-4.
• L. Marzall and Z. Popović, "An X-Band Quasi-Circulator GaAs MMIC," 2019 IEEE International Conference on Microwaves, Antennas, Communications and Electronic Systems (COMCAS), Tel-Aviv, Israel, 2019, pp. 1-4.
• A. Duh, M. Duffy, W. Hallberg, M. Pinto, T. Barton and Z. Popović, "A 10.8-GHz GaN MMIC Load-Modulated Amplifier," 2019 49th European Microwave Conference (EuMC), Paris, France, 2019, pp. 408-411.
• M. R. Duffy, G. Lasser and Z. Popović, "Discrete Supply Modulation of a Three-Stage K-Band PA," 2019 49th European Microwave Conference (EuMC), Paris, France, 2019, pp. 698-701.
• T. Cappello, S. Verploegh, C. Florian and Z. Popović, "Single-DC-Input Multi-Level Envelope Tracking of a High-Efficiency X-band Power Amplifier," 2019 IEEE MTT-S International Microwave Symposium (IMS), Boston, MA, USA, 2019, pp. 464-467.
• T. Cappello, C. Florian, A. Santarelli and Z. Popović, "Linearization of a 500-W L-band GaN Doherty Power Amplifier by Dual-Pulse Trap Characterization," 2019 IEEE MTT-S International Microwave Symposium (IMS), Boston, MA, USA, 2019, pp. 905-908.
• A. Robinson and G. Lasser, "Top-loaded 60:1 Wideband Direction-Finding Sensor," 2019 Antenna Measurement Techniques Association Symposium (AMTA), San Diego, CA, USA, 2019, pp. 1-4.
• S. Rahimizadeh, T. Cappello and Z. Popović, "An Efficient Linear Power Amplifier with 2^nd Harmonic Injection," 2019 IEEE Topical Conference on RF/Microwave Power Amplifiers for Radio and Wireless Applications (PAWR), 2019, pp. 1-4, doi: 10.1109/PAWR.2019.8708728.
• L. Marzell, M. Pinto, A. Ashley, D. Psychogiou and  Z. Popović, "CAD of Self-biased Ferrite Circulators," 2019 National Radio Science Meeting (NRSM), Boulder, CO, January 2019.
• L. Marzell and Z. Popović, "GaAs MMIC Active Circulator," 2019 National Radio Science Meeting (NRSM), Boulder, CO, January 2019.
• D. Fishler, T. Cappello, Z. Popović and T. Barton, "Supply Modulation of Load-modulated Power Amplifiers," 2019 National Radio Science Meeting (NRSM), Boulder, CO, January 2019.

Journal Publications:

• P. Bluem, P. Van de Moortele, G. Adriany and Z. Popović, "Excitation and RF Field Control of a Human-Size 10.5-T MRI System," in IEEE Transactions on Microwave Theory and Techniques, vol. 67, no. 3, pp. 1184-1196, March 2019.
• M. R. Duffy, G. Lasser, G. Nevett, M. Roberg and Z. Popović, "A Three-Stage 18.5-24 GHz GaN-on-SiC 4 W 40% Efficient MMIC PA," in IEEE Journal of Solid-State Circuits, vol. 54, no. 9, pp. 2402-2410, Sept. 2019.
• J. A. Estrada, G. Lasser, M. Pinto, F. Herrault and Z. Popović, "Metal-Embedded Chip Assembly Processing for Enhanced RF Circuit Performance," in IEEE Transactions on Microwave Theory and Techniques, vol. 67, no. 9, pp. 3537-3546, Sept. 2019.
• G. Lasser, M. R. Duffy and Z. Popović, "Dynamic Dual-Gate Bias Modulation for Linearization of a High-Efficiency Multistage PA," in IEEE Transactions on Microwave Theory and Techniques, vol. 67, no. 7, pp. 2483-2494, July 2019.
• T. Cappello, P. Pednekar, C. Florian, S. Cripps, Z. Popović and T. W. Barton, "Supply- and Load-Modulated Balanced Amplifier for Efficient Broadband 5G Base Stations," in IEEE Transactions on Microwave Theory and Techniques, vol. 67, no. 7, pp. 3122-3133, July 2019.
• T. Cappello, C. Florian, D. Niessen, R. P. Paganelli, S. Schafer and Z. Popović, "Efficient X-Band Transmitter With Integrated GaN Power Amplifier and Supply Modulator," in IEEE Transactions on Microwave Theory and Techniques, vol. 67, no. 4, pp. 1601-1614, April 2019.
• T. Cappello, A. Duh, T. W. Barton and and Z. Popović, "A Dual-Band Dual-Output Power Amplifier for Carrier Aggregation," in IEEE Transactions on Microwave Theory and Techniques, vol. 67, no. 7, pp. 3134-3146, July 2019.

2018

Conference Publications:

• A. Duh, S. Rahimizadeh, T. Barton, and Z. Popović, "A 3.5/5.9-GHz dual-band output matching network for an efficiency-optimized multiband power amplifier," in IEEE Topical Conference on Power Amplifiers for Wireless and Radio Applications, Jan 2018, pp. 1-4.
• J. Estrada, P. Zurek, and Z. Popović, "Harvesting of Aircraft Radar Altimeter Sidelobes for Low-Power Sensors," in Applied Computational Electromagnetics Society (ACES) Conference, March 2018, pp. 1-2.
• P. Zurek, M. Foreman, R. Johnson, C. Galbraith, J. Estrada, and Z. Popović, "Design of Ungrounded CPW GaN-on-Si MMICs," in Applied Computational Electromagnetics Society (ACES) Conference, March 2018, pp. 1-2.
• M. R. Duffy, G. Lasser, M. Roberg and Z. Popović, "A 4-W K-Band 40% PAE Three-Stage MMIC Power Amplifier," 2018 IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium (BCICTS) , San Diego, CA, 2018, pp. 144-147.
• W. Hallberg, P. E. de Falco, M. Özen, C. Fager, Z. Popović and T. Barton, "Characterization of linear power amplifiers for LTE applications," 2018 IEEE Topical Conference on RF/Microwave Power Amplifiers for Radio and Wireless Applications (PAWR) , Anaheim, CA, 2018, pp. 32-34.
• B. Regensburger, S. Sinha, A. Kumar, J. Vance, Z. Popović and K. K. Afridi, "Kilowatt-scale large air-gap multi-modular capacitive wireless power transfer system for electric vehicle charging," 2018 IEEE Applied Power Electronics Conference and Exposition (APEC) , San Antonio, TX, 2018, pp. 666-671.
• B. Regensburger, J. Estrada, A. Kumar, S. Sinha, Z. Popović and K. K. Afridi, "High-Performance Capacitive Wireless Power Transfer System for Electric Vehicle Charging with Enhanced Coupling Plate Design," 2018 IEEE Energy Conversion Congress and Exposition (ECCE) , Portland, OR, 2018, pp. 2472-2477.
• S. Rahimizadeh and Z. Popović, "In-package matching network validation for improving power amplifier performance," 2018 IEEE 19th Wireless and Microwave Technology Conference (WAMICON) , Sand Key, FL, 2018, pp. 1-4.
• M. Pinto, L. F. Marzall, A. Ashley, D. Psychogiou and Z. Popović, "A design approach for monolithically integrated broadband circulators," 2018 International Applied Computational Electromagnetics Society Symposium (ACES) , Denver, CO, 2018, pp. 1-2.
• A. Ashley, L. F. Marzall, M. Pinto, Z. Popović and D. Psychogiou, "Bandwidth design of ferrite-based circulators," 2018 International Applied Computational Electromagnetics Society Symposium (ACES) , Denver, CO, 2018, pp. 1-2.
• L. F. Marzall, M. Pinto, A. Ashley, D. Psychogiou and Z. Popović, "Co-simulations of DC magnetic bias fields and RF performance for microwave ferrite circulators," 2018 International Applied Computational Electromagnetics Society Symposium (ACES) , Denver, CO, 2018, pp. 1-2.
• G. Lasser, M. Duffy and Z. Popović, "Independent Dynamic Gate Bias for a Two-Stage Amplifier for Amplitude and Phase Linearization," 2018 International Workshop on Integrated Nonlinear Microwave and Millimetre-wave Circuits (INMMIC) , Brive La Gaillarde, 2018, pp. 1-3.
• M. R. Duffy, E. Berry, G. Lasser and Z. Popović, "An Efficient Linearized Octave-Bandwidth Power Amplifier for Carrier Aggregation," 2018 IEEE/MTT-S International Microwave Symposium - IMS, Philadelphia, PA, 2018, pp. 473-476.
• T. Cappello, P. H. Pednekar, C. Florian, Z. Popović and T. W. Barton, "Supply Modulation of a Broadband Load Modulated Balanced Amplifier," 2018 IEEE/MTT-S International Microwave Symposium - IMS, Philadelphia, PA, 2018, pp. 304-307.
• S. Manafi, M. Pinto, M. Al-Tarifi, G. Lasser, Z. Popović and D. S. Filipovic, "Enabling Passive Components for High-Power Wideband Millimeter Wave Repeater Applications," 2018 11th Global Symposium on Millimeter Waves (GSMM) , Boulder, CO, USA, 2018, pp. 1-3.
• D. Fishler, T. Cappello, W. Hallberg, T. W. Barton and Z. Popović, "Supply Modulation of a Linear Doherty Power Amplifier," 2018 48th European Microwave Conference (EuMC) , Madrid, Spain, 2018, pp. 519-522.
• A. Ashley, L. F. Marzall, Z. Popovic and D. Psychogiou, "Frequency Selective Ferrite Circulators with Quasi-Elliptic Transmission Response," 2018 48th European Microwave Conference (EuMC) , Madrid, Spain, 2018, pp. 211-214.
• M. Pinto, L. Marzall, A. Ashley, D. Psychogiou and Z. Popović, "Design-Oriented Modelling of Microstrip Ferrite Circulators," 2018 48th European Microwave Conference (EuMC) , Madrid, Spain, 2018, pp. 215-218.
• S. Verploegh and Z. Popović, "V- and W-band Two-Way Waveguide Splitters Fabricated by Metal Additive Manufacturing," 2018 IEEE MTT-S Latin America Microwave Conference (LAMC 2018), Arequipa, Peru, 2018, pp. 1-4.
• J. Estrada, G. Lasser, M. Pinto, F. Herrault and Z. Popović, "Alumina Passives Using the Interconnect Layer of Metal-Embedded Chip Assembly Processing," 2018 IEEE MTT-S Latin America Microwave Conference (LAMC 2018), Arequipa, Peru, 2018, pp. 1-4.
• L. Marzell, M. Pinto, A. Ashley, D. Psychogiou and Z. Popović, "Microstrip Circulator Bandwidth Investigation," 2018 National Radio Science Meeting (NRSM), Boulder, CO, January 2018.
• P. Zurek, M. Foreman and Z. Popović, "Design of Ungrounded CPW GaN-on-Si Circuit Components for High-efficiency Power Amplifier MMICs," 2018 National Radio Science Meeting (NRSM), Boulder, CO, January 2018.
• M. Pinto and Z. Popović, "W-band MMIC Power Amplifiers Using 90-nm GaN-on-Si Technology," 2018 National Radio Science Meeting (NRSM), Boulder, CO, January 2018.
• A. Duh, T. Barton and Z. Popović, "A 3.5/5.8-GHz Dual-band Efficiency-optimized Power Amplifier," 2018 National Radio Science Meeting (NRSM), Boulder, CO, January 2018.

Journal Publications:

• P. Momenroodaki, W. Haines, M. Fromandi and Z. Popović, "Noninvasive Internal Body Temperature Tracking With Near-Field Microwave Radiometry," in IEEE Transactions on Microwave Theory and Techniques, vol. 66, no. 5, pp. 2535-2545, May 2018.
• J. A. Garcia and Z. Popović, "Class-E Rectifiers and Power Converters: The Operation of the Class-E Topology as a Power Amplifier and a Rectifier with Very High Conversion Efficiencies," in IEEE Microwave Magazine, vol. 19, no. 5, pp. 67-78, July-Aug. 2018.
• Z. Popović and J. A. Garcia, "Microwave Class-E Power Amplifiers: A Brief Review of Essential Concepts in High-Frequency Class-E PAs and Related Circuits," in IEEE Microwave Magazine, vol. 19, no. 5, pp. 54-66, July-Aug. 2018.
• G. P. Gibiino, C. Florian, A. Santarelli, T. Cappello and Z. Popović, "Isotrap Pulsed IV Characterization of GaN HEMTs for PA Design," in IEEE Microwave and Wireless Components Letters, vol. 28, no. 8, pp. 672-674, Aug. 2018.
• M. R. Duffy, G. Lasser, M. Olavsbråten, E. Berry and Z. Popović, "Efficient Multisignal 2-4-GHz Power Amplifier With Power Tracking," in IEEE Transactions on Microwave Theory and Techniques.

2017

Conference Publications:

• P. Momenroodaki, Z. Popović, and Mojtaba Fallahpour, "Antenna Probes for Power Reception from Deep Tissues for Wearable Microwave Thermometry," 2017 IEEE International Symposium on Antennas and Propagation & USNC/URSI National Radio Science Meeting, San Diego, CA, 2017, pp. 573-574.
• J. Breitbarth and Z. Popović, "Spectral performance and noise theory of nonlinear transmission line frequency multipliers," 2017 Joint Conference of the European Frequency and Time Forum and IEEE International Frequency Control Symposium (EFTF/IFCS), Besancon, 2017, pp. 261-264.
• T. Cappello, C. Florian, T. W. Barton, M. Litchfield and Z. Popović, "Multi-level supply-modulated Chireix outphasing for LTE signals," 2017 IEEE MTT-S International Microwave Symposium (IMS), Honololu, HI, 2017, pp. 1846-1849.
• Z. Popović and J. A. Garcia, "Microwave class-E power amplifiers," 2017 IEEE MTT-S International Microwave Symposium (IMS), Honololu, HI, 2017, pp. 1323-1326.
• P. Bluem and Z. Popović, "10.5-T MRI volume excitation using traveling-wave microstrip probes," 2017 IEEE MTT-S International Microwave Symposium (IMS), Honololu, HI, 2017, pp. 1396-1399.
• G. Lasser, M. Duffy, J. Vance and Z. Popović, "Discrete-level envelope tracking for broadband noise-like signals," 2017 IEEE MTT-S International Microwave Symposium (IMS), Honololu, HI, 2017, pp. 1942-1945.
• G. Lasser, M. Duffy, M. Olavsbraten and Z. Popović, "Gate control of a two-stage GaN MMIC amplifier for amplitude and phase linearization," 2017 IEEE 18th Wireless and Microwave Technology Conference (WAMICON), Cocoa Beach, FL, 2017, pp. 1-5.
• J. A. Garcia and Z. Popović, "Class-E rectifiers and power converters," 2017 IEEE MTT-S International Microwave Symposium (IMS), Honololu, HI, 2017, pp. 1327-1330.
• Z. Popović, "High-performance transceiver components for defense communications and sensing," 2017 IEEE MTT-S International Microwave Symposium (IMS), Honololu, HI, 2017, pp. 336-339.
• J. Estrada, S. Sinha, B. Regensburger, K. Afridi and Z. Popović, "Capacitive wireless powering for electric vehicles with near-field phased arrays," 2017 47th European Microwave Conference (EuMC), Nuremberg, 2017, pp. 196-199.
• P. Momenroodaki, W. Haines and Z. Popović, "Non-invasive microwave thermometry of multilayer human tissues," 2017 IEEE MTT-S International Microwave Symposium (IMS), Honololu, HI, 2017, pp. 1387-1390.
• B. Regensburger et al., "High-performance large air-gap capacitive wireless power transfer system for electric vehicle charging," 2017 IEEE Transportation Electrification Conference and Expo (ITEC), Chicago, IL, 2017, pp. 638-643.
• M. Olavsbraten, D. Gecan, M. R. Duffy, G. Lasser and Z. Popović, "Efficiency enhancement and linearization of GaN PAs using reduced-bandwidth supply modulation," 2017 47th European Microwave Conference (EuMC), Nuremberg, 2017, pp. 456-459.
• M. R. Duffy, G. Lasser, J. Vance, M. Olavsbraten, T. Barton and Z. Popović, "Bandwidth-reduced supply modulation of a high-efficiency X-band GaN MMIC PA for multiple wideband signals," 2017 IEEE MTT-S International Microwave Symposium (IMS), Honololu, HI, 2017, pp. 1850-1853.
• K. Doubleday et al., "Multi-objective optimization of capacitive wireless power transfer systems for electric vehicle charging," 2017 IEEE 18th Workshop on Control and Modeling for Power Electronics (COMPEL), Stanford, CA, 2017, pp. 1-8.
• M. Coffey, S. Verploegh, S. Edstaller, S. Armstrong, E. Grossman and Z. Popović, "Additive manufactured W-band waveguide components," 2017 IEEE MTT-S International Microwave Symposium (IMS), Honololu, HI, 2017, pp. 52-55.
• Z. Popović, "Near- and far-field wireless power transfer," 2017 13th International Conference on Advanced Technologies, Systems and Services in Telecommunications (TELSIKS), Nis, 2017, pp. 3-6.
• W. Haines, P. Momenroodaki, E. Berry, M. Fromandi and Z. Popović, "Wireless system for continuous monitoring of core body temperature," 2017 IEEE MTT-S International Microwave Symposium (IMS), Honololu, HI, 2017, pp. 541-543.

Journal Publications:

• F. J. Martinez-Rodriguez, P. Roblin, Z. Popović, and J. I. Martinez-Lopez, "Optimal Definition of Class F for Realistic Transistor Models," IEEE Transactions on Microwave Theory and Techniques, vol. 65, no. 10, pp. 3585-3595, Oct. 2017.
• Z. Popović, "Amping Up the PA for 5G: Efficient GaN Power Amplifiers with Dynamic Supplies," IEEE Microwave Magazine, vol. 18, no. 3, pp. 137-149, May 2017.
• P. Bluem, A. Kiruluta, P. Van de Moortele, A. Duh, G. Adriany and Z. Popović, "Patch-Probe Excitation for Ultrahigh Magnetic Field Wide-Bore MRI," IEEE Transactions on Microwave Theory and Techniques, vol. 65, no. 7, pp. 2547-2557, July 2017.
• S. Verploegh, M. Coffey, E. Grossman and Z. Popović, "Properties of 50-110-GHz Waveguide Components Fabricated by Metal Additive Manufacturing," IEEE Transactions on Microwave Theory and Techniques, vol. 65, no. 12, pp. 5144-5153, Dec. 2017.
• C. Florian, T. Cappello, D. Niessen, R. P. Paganelli, S. Schafer and Z. Popović, "Efficient Programmable Pulse Shaping for X-Band GaN MMIC Radar Power Amplifiers," IEEE Transactions on Microwave Theory and Techniques, vol. 65, no. 3, pp. 881-891, March 2017.
• C. Florian, T. Cappello, A. Santarelli, D. Niessen, F. Filicori and Z. Popović, "A Prepulsing Technique for the Characterization of GaN Power Amplifiers With Dynamic Supply Under Controlled Thermal and Trapping States," in IEEE Transactions on Microwave Theory and Techniques, vol. 65, no. 12, pp. 5046-5062, Dec. 2017.
• T. Cappello, T. W. Barton, C. Florian, M. Litchfield and Z. Popović, "Multilevel Supply-Modulated Chireix Outphasing With Continuous Input Modulation," in IEEE Transactions on Microwave Theory and Techniques, vol. 65, no. 12, pp. 5231-5243, Dec. 2017.

2016

Conference Publications:

• S. Schafer and Z. Popović, "Multi-frequency large-signal analysis using describing functions," 2016 IEEE MTT-S International Microwave Symposium (IMS), 2016, pp. 1-4, doi: 10.1109/MWSYM.2016.7539973.
• A. Zai, C. Florian, T. Cappello and Z. Popović, "Efficient power amplifiers for amplitude-tapered pulses with improved spectral confinement," 2016 IEEE MTT-S International Microwave Symposium (IMS), 2016, pp. 1-4, doi: 10.1109/MWSYM.2016.7540378.
• J. Estrada, I. Ramos, A. Narayan, A. Keith and Z. Popović, "RF energy harvester in the proximity of an aircraft radar altimeter," 2016 IEEE Wireless Power Transfer Conference (WPTC), 2016, pp. 1-4, doi: 10.1109/WPT.2016.7498824.
• P. Momenroodaki, R. D. Fernandes and Z. Popović, "Air-substrate compact high gain rectennas for low RF power harvesting," 2016 10th European Conference on Antennas and Propagation (EuCAP), 2016, pp. 1-4, doi: 10.1109/EuCAP.2016.7481799.
• C. Florian, D. Niessen, T. Cappello, A. Santarelli, F. Filicori and Z. Popović, "Pre-pulsing characterization of GaN PAs with dynamic supply," 2016 IEEE MTT-S International Microwave Symposium (IMS), 2016, pp. 1-4, doi: 10.1109/MWSYM.2016.7540255.
• I. Ramos and Z. Popović, "A fully monolithically integrated 4.6 GHz DC-DC converter," 2016 IEEE MTT-S International Microwave Symposium (IMS), 2016, pp. 1-4, doi: 10.1109/MWSYM.2016.7539972.
• M. Litchfield, T. Cappello, C. Florian and Z. Popović, "X-Band GaN Multi-Level Chireix Outphasing PA with a Discrete Supply Modulator MMIC," 2016 IEEE Compound Semiconductor Integrated Circuit Symposium (CSICS), 2016, pp. 1-4, doi: 10.1109/CSICS.2016.7751080.
• I. Ramos, K. Afridi, J. A. Estrada and Z. Popović, "Near-field capacitive wireless power transfer array with external field cancellation," 2016 IEEE Wireless Power Transfer Conference (WPTC), 2016, pp. 1-4, doi: 10.1109/WPT.2016.7498829.
• S. Rahimizadeh, J. Chéron, Qianli Mu and Z. Popović, "In-package harmonic termination design for improving active device efficiency," 2016 IEEE MTT-S International Microwave Symposium (IMS), 2016, pp. 1-4, doi: 10.1109/MWSYM.2016.7538838.
• Z. Popović, I. Ramos, T. Reveyrand and M. Litchfield, "Microwave Transistor Power Rectifiers and Applications," 2016 IEEE Compound Semiconductor Integrated Circuit Symposium (CSICS), 2016, pp. 1-4, doi: 10.1109/CSICS.2016.7751055.
• A. Sepahvand, P. Momenroodaki, Y. Zhang, Z. Popović and D. Maksimović, "Monolithic multilevel GaN converter for envelope tracking in RF power amplifiers," 2016 IEEE Energy Conversion Congress and Exposition (ECCE), 2016, pp. 1-7, doi: 10.1109/ECCE.2016.7855275.

Journal Publications:

• G. Lasser, L. W. Mayer, Z. Popović and C. F. Mecklenbräuker, "Low-Profile Switched-Beam Antenna Backed by an Artificial Magnetic Conductor for Efficient Close-to-Metal Operation," in IEEE Transactions on Antennas and Propagation, vol. 64, no. 4, pp. 1307-1316, April 2016, doi: 10.1109/TAP.2016.2526044.
• P. Asbeck and Z. Popović, "ET Comes of Age: Envelope Tracking for Higher-Efficiency Power Amplifiers," in IEEE Microwave Magazine, vol. 17, no. 3, pp. 16-25, March 2016, doi: 10.1109/MMM.2015.2505699.

2015

Conference Publications:

• I. Ramos and Z. Popović, "A compact 2.45 GHz, low power wireless energy harvester with a reflector-backed folded dipole rectenna," 2015 IEEE Wireless Power Transfer Conference (WPTC), 2015, pp. 1-3, doi: 10.1109/WPT.2015.7140159.
• S. Schafer, M. Coffey and Z. Popović, "X-band wireless power transfer with two-stage high-efficiency GaN PA/ rectifier," 2015 IEEE Wireless Power Transfer Conference (WPTC), 2015, pp. 1-3, doi: 10.1109/WPT.2015.7140186.
• P. Bluem, A. Tonyushkin, D. Deelchand, G. Adriany, P-F. Van de Moortele, A. J. M. Kiruluta, Z. Popović, "Travelling-wave excitation for 16.4T small-bore MRI," 2015 IEEE MTT-S International Microwave Symposium, 2015, pp. 1-4, doi: 10.1109/MWSYM.2015.7166875.
• M. Coffey, S. Schafer and Z. Popović, "Two-stage high-efficiency X-Band GaN MMIC PA/ rectifier," 2015 IEEE MTT-S International Microwave Symposium, 2015, pp. 1-4, doi: 10.1109/MWSYM.2015.7166979.
• M. Litchfield and Z. Popović, "X-band outphasing GaN MMIC PA with power recycling," 2015 IEEE MTT-S International Microwave Symposium, 2015, pp. 1-4, doi: 10.1109/MWSYM.2015.7166759.
• I. Ramos, M. N. Ruiz, J. A. Garía, D. Maksimović and Z. Popović, "A planar 75% efficient GaN 1.2-GHz DC-DC converter with self-synchronous rectifier," 2015 IEEE MTT-S International Microwave Symposium, 2015, pp. 1-4, doi: 10.1109/MWSYM.2015.7166833.
• S. Schafer and Z. Popović, "GaN transistor large-signal characterization under multi-frequency excitation," 2015 IEEE MTT-S International Microwave Symposium, 2015, pp. 1-4, doi: 10.1109/MWSYM.2015.7166716.
• P. Momenroodaki, Z. Popović and R. Scheeler, "A 1.4-GHz radiometer for internal body temperature measurements," 2015 European Microwave Conference (EuMC), 2015, pp. 694-697, doi: 10.1109/EuMC.2015.7345858.
• M. Coffey, P. MomenRoodaki, A. Zai and Z. Popović, "A 4.2-W 10-GHz GaN MMIC Doherty Power Amplifier," 2015 IEEE Compound Semiconductor Integrated Circuit Symposium (CSICS), 2015, pp. 1-4, doi: 10.1109/CSICS.2015.7314469.
• M. Litchfield and Z. Popović, "Multi-Level Chireix Outphasing GaN MMIC PA," 2015 IEEE Compound Semiconductor Integrated Circuit Symposium (CSICS), 2015, pp. 1-4, doi: 10.1109/CSICS.2015.7314519.

Journal Publications:

• F. Trang, H. Rogalla and Z. Popović, "Effective Constitutive Parameters of High-Temperature Superconducting Split-Ring Resonator Arrays," in IEEE Transactions on Applied Superconductivity, vol. 25, no. 1, pp. 1-7, Feb. 2015, Art no. 1800107, doi: 10.1109/TASC.2014.2349507.
• S. Schafer and Z. Popović, "Multi-Frequency Measurements for Supply Modulated Transmitters," in IEEE Transactions on Microwave Theory and Techniques, vol. 63, no. 9, pp. 2931-2941, Sept. 2015, doi: 10.1109/TMTT.2015.2458962.
• A. Zai, M. Pinto, M. Coffey and Z. Popović, "Supply-Modulated Radar Transmitters With Amplitude-Modulated Pulses," in IEEE Transactions on Microwave Theory and Techniques, vol. 63, no. 9, pp. 2953-2964, Sept. 2015, doi: 10.1109/TMTT.2015.2450747.
• M. Litchfield, T. Reveyrand and Z. Popović, "Load Modulation Measurements of X-Band Outphasing Power Amplifiers," in IEEE Transactions on Microwave Theory and Techniques, vol. 63, no. 12, pp. 4119-4129, Dec. 2015, doi: 10.1109/TMTT.2015.2495127.
• I. Ramos, M. N. Ruiz Lavín, J. A. García, D. Maksimović and Z. Popović, "GaN Microwave DC–DC Converters," in IEEE Transactions on Microwave Theory and Techniques, vol. 63, no. 12, pp. 4473-4482, Dec. 2015, doi: 10.1109/TMTT.2015.2493519.

2014

• "Over-Moded Cavity for Multiple-Electronic-Device Wireless Charging," Sean Korhummel, Andrew Rosen, and Zoya Popović, IEEE Trans. on Microwave Theory and Techniques, Vol. 62, No. 4, pp.1074-1079, April 2014.
• "A Dual-Frequency Ultralow-Power Efficient 0.5-g Rectenna," Rob Scheeler, Sean Korhummel, and Zoya Popović, Microwave Magazine, IEEE, 2014, 15, 109-114.
• "High-efficiency X-band MMIC GaN Power Amplifiers with Supply Modulation," Andrew Zai, Dongxue Li, Scott Schafer, and Zoya Popović, International Microwave Symposium Digest, 2014,, pp.1-3, Tampa Bay, Florida, June 2014.
• "High-efficiency X-Band MMIC GaN power amplifiers operating as rectifiers," Michael Litchfield, Scott Schafer, Tibault Reveyrand, and Zoya Popović, International Microwave Symposium Digest, 2014,, pp.1-3, Tampa Bay, Florida, June 2014.
• "Toward wearable wireless thermometers for internal body temperature measurements," Zoya Popović, Parisa MomenRoodaki, and Robert Scheeler IEEE Communications Magazine, vol.52, no.10, pp.118-125, October 2014.
• "Microwave Radiometry for Internal Body Temperature Monitoring," Robert Scheeler, Parisa MomenRoodaki and Zoya Popović, IEEE 36th Annual International Conference of the Engineering in Medicine and Biology (EMBC), August, 2014.
• "Sensing Depth of Microwave Radiation for Internal Body Temperature Measurement Antennas and Propagation," Rob Scheeler, Ed Kuester, and Zoya Popović, IEEE Transactions on Antennas and Propagation, Vol. 62, No. 3, pp.1293-1303, March 2014.
• "Scalable RF Energy Harvesting," Zoya Popović, Sean Korhummel, Steve Dunbar, Rob Scheeler, Arseny Dolgov, Regan Zane, Erez Falkenstein, and Joseph Hagerty, IEEE Trans. on Microwave Theory and Techniques, Vol. 62, No. 4, pp.1046-1056, April 2014.
• "Efficient transmitters and receivers for High-Power Wireless Powering Systems," Zoya Popović, Tibault Reveyrand, Scott Schafer, Michael Litchfield, Ignacio Ramos, Sean Korhummel, Wireless Power Transfer Conference (WPTC), pp.32-35, 2014.

2013

• "Scalable adaptive wireless powering of multiple electronic devices in an over-moded cavity," Sushia Rahimizadeh, Sean Korhummel, Benjamin Kaslon, and Zoya Popović, Wireless Power Transfer (WPT), pp.84-87 2013
• "A 1.4 GHz MMIC Active Cold Noise Source," Rob Scheeler and Zoya Popović, Compound Semiconductor Integrated Circuit Symposium (CSICS), pp.1-4 2013
• "Resonant Response of High-Temperature Superconducting Split-Ring Resonators," Frank Trang, Horst Rogalla, and Zoya Popović, IEEE Transactions On Applied Superconductivity, Vol. 23, No. 3, June 2013.
• "How Good Is Your Tag?: RFID Backscatter Metrics and Measurements," Dan Kuester and Zoya Popović, IEEE Microwave Magazine, Vol. 14, pp.47-55.
• "X-Band MMIC GaN Power Amplifiers Designed for High-Efficiency Supply-Modulated Transmitters," Scott Schafer, Michael Litchfield, Andrew Zai, Chuck Campbell, and Zoya Popović, International Microwave Symposium Digest, 2013, pp.1-3, Seattle, WA, June 2013.
• "A MMIC/hybrid high-efficiency X-band power amplifier," Michael Litchfield, Michael Roberg, and Zoya Popović, IEEE Topical Conference on Power Amplifiers for Wireless and Radio Applications (PAWR), 2013, pp.10-12.
• "A harmonically-terminated two-gram low-power rectenna on a flexible substrate," Sean Korhummel, Daniel Kuester, and Zoya Popović, IEEE Wireless Power Transfer (WPT), 2013, pp.119-122.
• "Efficient Linear Supply-Modulated PA with Harmonic Injection," Asmita Dani, Mike Coffey, and Zoya Popović, Microwave Conference (EuMC), 2013, pp.541-544.
• "Linearization of Efficient Harmonically-Injected PAs," Asmita Dani and Zoya Popović, IEEE Topical Conference on Power Amplifiers for Wireless and Radio Applications (PAWR), 2013, pp.31-33.

2012

• "PA Efficiency and Linearity Enhancement Using External Harmonic Injection," Asmita Dani, Michael Roberg, and Zoya Popović, IEEE Trans. on Microwave Theory and Techniques, Vol. 60, No. 12, pp.4097-4106, Dec 2012.
• "High-Efficiency Harmonically Terminated Diode and Transistor Rectifiers," Michael Roberg, Tibault Reveyrand, Ignacio Ramos, Erez Falkenstein, and Zoya Popović, IEEE Trans. on Microwave Theory and Techniques, Vol. 60, No. 12, pp.4043-4052, Dec 2012.
• "A New Portable 449-MHz Spaced Antenna Wind Profiler Radar," Brad Lindseth, William Brown, Jim Jordan, Daniel Law, Terry Hock, Stephen Cohn, and Zoya Popović, IEEE Transactions on Geoscience and Remote Sensing, Vol. 50, No. 9, pp.3544-3553, Sept 2012.
• "Performance Limitations and Measurement Analysis of a Near-Field Microwave Microscope for Nondestructive and Subsurface Detection," Jonathan Chisum and Zoya Popović, IEEE Trans. on Microwave Theory and Techniques, Vol. 60, No. 8, pp.2605-2615, August 2012.
• "Baseband Signals and Power in Load-Modulated Digital Backscatter," Daniel Kuester, David Novotny, and Jeffrey Guerrieri, IEEE Antennas and Wireless Propagation Letters, Vol. 11, pp.1374-1377.
• "Simple Test and Modeling of RFID Tag Backscatter," Dan Kuester, David Novotny, Jeffrey Guerrieri, Aniwar Ibrahim, and Zoya Popović, IEEE Trans. on Microwave Theory and Techniques, Vol. 60, No. 7, pp.2248-2258, July 2012.
• "Low-Power Wireless Power Delivery," Erez Falkenstein, Michael Roberg, and Zoya Popović, IEEE Trans. on Microwave Theory and Techniques, Vol. 60, No. 7, pp.2277-2286, July 2012.
• "Co-design of PA, Supply, and Signal Processing for Linear Supply-Modulated RF Transmitters," John Hoversten, Scott Schafer, Michael Roberg, Mark Norris, Dragan Maksimović, and Zoya Popović, IEEE Trans. on Microwave Theory and Techniques, Vol. 60, No. 6, pp.2010-2020, June 2012.
• "Efficient and Linear Amplification of Spectrally Confined Pulsed AM Radar Signals," Michael Roberg, Miguel Rodríguez, Dragan Maksimović, and Zoya Popović, IEEE Microwave and Wireless Components Letters, Vol. 22, No. 6, pp.279-281, June 2012.
• "High-efficiency harmonically-terminated rectifier for wireless powering applications," Michael Roberg, Erez Falkenstein, and Zoya Popović, International Microwave Symposium Digest, 2012, pp.1-3, Montreal, Canada, June 2012.
• "Low-cost 63% efficient 2.5-kW UHF power amplifier for a wind profiler radar," Brad Lindseth, Tom Kelly, William Brown, Terry Hock, Stephen Cohn, and Zoya Popović, International Microwave Symposium Digest, 2012, pp.1-3, Montreal, Canada, June 2012.
• "Efficiency and linearity of power amplifiers with external harmonic injection," Asmita Dani, Michael Roberg, and Zoya Popović, International Microwave Symposium Digest, 2012, pp.1-3, Montreal, Canada, June 2012.
• "GaAs MMIC tunable directional coupler," Robert Scheeler and Zoya Popović, International Microwave Symposium Digest, 2012, pp.1-3, Montreal, Canada, June 2012.

2011

• "Far-Field RF-Powered Variable Duty Cycle Wireless Sensor Platform," Erez Falkenstein, Daniel Costinett, Regan Zane, and Zoya Popović, IEEE Transactions on Circuits and Systems II: Express Briefs, Vol.58, No.12 pp.822-826, Dec 2011.
• "Analysis of High-Efficiency Power Amplifiers With Arbitrary Output Harmonic Terminations," Michael Roberg, Zoya Popović, IEEE Trans. on Microwave Theory and Techniques, Vol.59(8), pp.2037-2048, Aug 2011.
• "A general approach to low noise readout of terahertz imaging arrays," Jonathan D. Chisum, Erich N. Grossman, Zoya Popović, Review of Scientific Instruments, Vol.82(6), pp.065106, June 2011.
• "Reference modulation for calibrated measurements of tag backscatter," Daniel Kuester, David Novotny, Jeffrey Guerrieri, Randal Direen, and Zoya Popović, IEEE International Conference on RFID 2011, pp.154-161.
• "Testing passive UHF tag performance evolution," Daniel Kuester, David Novotny, Jeffrey Guerrieri, and Zoya Popović, IEEE International Conference on RFID-Technologies and Applications (RFID-TA), 2011 pp.554-560.

2010

• "Micro-Coaxial Impedance Transformers," N. Ehsan, K. J. Vanhille, S. Rondineau, Z. Popović, IEEE Trans. on Microwave Theory and Techniques, Vol. 58(11), pp2908-2914, Nov 2010
• "Envelope tracking transmitter system analysis method," J. Hoversten, Z. Popović, IEEE Radio and Wireless Symposium (RWS), 2010, pp.180-183, 10-14 Jan. 2010
• "System considerations for efficient and linear supply modulated RF transmitters," Hoversten, J., Popović, Z., IEEE 12th Workshop on Control and Modeling for Power Electronics (COMPEL) 2010, Vol. V(n), pp.1-8, 28-30 June 2010
• "GaN HEMT PA with over 84% power added efficiency," M. Roberg, J. Hoversten, Z. Popović, Electronics Letters, Vol.46(23), pp.1553 -1554, November 11 2010
• "Harmonic load pull of high-power microwave devices using fundamental-only load pull tuners," J. Hoversten, M. Roberg, Z. Popović, 75th Microwave Measurements Conference (ARFTG), 2010, Vol. V(n), pp.1-4, 28-28 May 2010
• "A Scanning Lock-in Vector Near-field Probe for Noise Limited Microwave Measurements," J.D. Chisum, Z. Popović, 2010 IEEE APS-URSI International Symposium,, Toronto, Canada, July 2010.
• "G-band frequency-scanned antenna arrays," L. Ranzani, N. Ehsan, Z. Popović, 2010 IEEE APS-URSI International Symposium, Toronto, Canada, July 2010
• RF-Powered Variable Duty Cycle Wireless Sensor, D. Costinett, E. Falkenstein, R. Zane, Z. Popović, Proceedings of the 40th European Microwave Conference, pp. 41, Paris, France, Sept 2010
• "Circuit Approaches to Nonlinear-ISI Mitigation in Noise-Shaped Bandpass D/A Conversion," Qianli Mu, J. O. Coleman, D. P. Scholnik, Z. Popović, IEEE Trans. on Circuits and Systems I: Regular Papers, Vol.57(7), pp.1559-1572, July 2010
• Micro-coaxial Micro-fabricated Feeds for Phased Array Antennas,", Z. Popović, 2010 IEEE International Symposium on Phased Array Systems and Technology, 12-15 Oct. 2010
• "Power Management of Wideband Code Division Multiple Access RF Power Amplifiers With Antenna Mismatch," R. Paul, L. Sankey, L. Corradini, Z. Popović, D. Maksimović, IEEE Transactions on Power Electronics, Vol.25(4), pp.981-991, April 2010
• "Custom IC for Ultra-low Power RF Energy Scavenging," T. Paing, E. Falkenstein, Z. Popović, R. Zane, IEEE Trans. on Power Electronics, Vol.PP(99), Dec 2010

2009

• "Design Method for UHF Class-E Power Amplifiers," N. D. Lopez, J. Hoversten, Z. Popović, IEEE Compound Semiconductor Integrated Circuit Symposium, 2009,, Oct 2009
• "Broadband Lumped-Element Integrated N-Way Power Dividers for Voltage Standards," M. Elsbury, P. D. Dresselhaus, N. F. Bergren, C. J. Burroughs, S. P. Benz, Z. Popović, IEEE Trans. on Microwave Theory and Techniques, Vol. 57(8), pp.2055-2063, Aug 2009
• "Integrated Broadband Lumped-Element Symmetrical-Hybrid N-way Power Dividers," M. Elsbury. P. D. Dresselhaus, S. P. Benz, and Z. Popović, IEEE International Microwave Symposium Digest, 2009, pp. 997-1000, Boston, MA, June 2009
• "Microwave Packaging for Voltage Standard Applications," M. Elsbury, C. J. Burroughs, P. D. Dresselhaus, Z. Popović, and S. P. Benz, IEEE Trans. on Applied Superconductivity, Vol.19(3), pp. 1012-1015, June 2009
• "Planar Circuits for Non-contact Near-Field Microwave Probing," J.D. Chisum, M. Ramirez, Z. Popović, Proceedings of the 2009 European Microwave Conference, pp.802-805, Sept. 29 2009
• "Adaptive Tuning for Handheld Transmitters," L. Sankey, Z. Popović, IEEE International Microwave Symposium Digest, 2009, pp. 225-228, Boston, MA, June 2009
• "Micro-Coaxial Lines for Active Hybrid-Monolithic Circuits," N. Ehsan, E. Cullens, K. Vanhille, D. Frey, S. Rondineau, R. Actis, S. Jessup, R. Lender Jr., A. Immorlica, D. Nair, D. Filipović, Z. Popović, IEEE International Microwave Symposium Digest, 2009, pp. 465-468, Boston, MA, June 2009
• "Broadband Micro-Coaxial Wilkinson Dividers," N. Ehsan, K. Vanhille, S. Rondineau, E. D. Cullens, and Z. Popović, IEEE Trans. on Microwave Theory and Techniques, Vol. 57(11), pp.2783-2789, Nov 2009
• "Investigation and Design of a Multi-band Wearable Antenna," T. Thalmann, Z. Popović, B. Notaros, J. R. Mosig, 3rd European Conference on Antennas and Propagation, 2009, pp.462-465, Berlin, 23-27 March, 2009
• "Custom IC for Ultra-low Power RF Energy Harvesting," T. Paing, E. Falkenstein, R. Zane, Z. Popović, Twenty-Fourth Annual IEEE Applied Power Electronics Conference and Exposition, pp.1239-1245, Washington D.C., March 2009

2008

• "Aqueous blackbody calibration source for millimeter-wave/terahertz metrology," C. Dietlein, Z. Popović, and E. N. Grossman, Applied Optics, Vol.47(30), pp.5604-5615, Oct 2008
• "Detection and Segmentation of Concealed Objects in Terahertz Images," X. Shen, C. R. Dietlein, E. Grossman, Z. Popović, F. G. Meyer, IEEE Trans. on Image Processing, Vol.17(12), pp.2465-2475, Dec 2008
• "Miniature 3D micro-machined solid state power amplifiers," A. A. Immorlica Jr., R. Actis, D. Nair, K. Vanhille, C. Nichols, J. Rollin, D. Fleming, R. Varghese, D. Sherrer, D. Filipovic, E. Cullens, N. Ehsan, Z. Popović, COMCAS 2008, Israel, May 2008
• "A 65-W High-Efficiency UHF GaN Power Amplifier," N. D. Lopez, J. Hoverston, M. Poulton, Z. Popović, IEEE International Microwave Symposium Digest, 2008, pp.65-68, Atlanta, GA, June 2008
• "Ka-Band Surface-Mount Directional Coupler Fabricated using Micro- Rectangular Coaxial Transmission Lines," K. Vanhille, J.-M. Rollin, S. Rondineau, J. O'Brien, J. Wood, S. Raman, Z. Popović, IEEE International Microwave Symposium Digest, 2008, pp.1549-1552, Atlanta, GA, June 2008
• "Resistor Emulation Approach to Low-Power RF Energy Harvesting," T. Paing, J. Shin, R. Zane, and Z. Popović, IEEE Trans. on Power Electronics, Vol.23(3), pp.1494-1501, May 2008
• "Microwave-Domain Analog Predistortion Based on Chirped Delay Lines for Dispersion Compensation of 10-Gb/s Optical Communication Signals," L. Ranzani, P. Boffi, R. Siano, S. Rondineau, Z. Popović, and M. Martinelli, Journal of Lightwave Technology, Vol.26(15), pp.2641-2646, August 2008
• "Measuring Transistor Large-Signal Noise Figure for Low-Power and Low Phase-Noise Oscillator Design," M. Janković, J. Breitbarth, A. Brannon, and Z. Popović, IEEE Trans. on Microwave Theory and Technique, Vol.56(7), pp.1511-1515, July 2008
• "A High-Efficiency Linear Polar Transmitter for EDGE," N. D. Lopez, X. Jiang, D. Maksimović, and Z. Popović, IEEE Radio and Wireless Symposium (RWS), 2008, pp.199-202, Orlando, FL, 22-24 Jan 2008

2007

• "Ka-Band Miniaturized Quasi-Planar High-Q Resonators", K. J. Vanhille, D. L. Fontaine, C. Nichols, Z. Popović, and D. S. Filipović, IEEE Trans. on Microwave Theory and Technique, Vol.55(6), pp.1272-1279, June 2007
• "A W-Band Polarization Converter and Isolator," C. Dietlein, A. Luukanen, Z. Popović, and E. Grossman, IEEE Trans. on Antennas and Propagation, Vol.55(6), pp.1804-1809, June 2007,
• "Chip-Scale Atomic Devices Based on Microfabricated Alkali Vapor Cells," J. Kitching, S. Knappe, J. Moreland, L.-A. Liew, V. Shah, V. Gerginov, P. D. D. Schwindt and L. Hollberg, A. Brannon, B. Lindseth and Z. Popović, European Conference on Lasers and Electro-Optics, 2007 (CLEOE-IQEC), 17-22 June 2007
• "Self-Injection Locking of a Microwave Oscillator by Use of Four-Wave Mixing in an Atomic Vapor," A. Brannon, V. Shah, Z. Popović, V. Gerginov, S. Knappe, L. Hollberg, and J. Kitching, IEEE International Frequency Control Symposium, 2007, pp.275-278, Geneva, Switzerland, May 2007
• "Steerable Space Fed Lens Array for Low-Cost Adaptive Ground Station Applications," R. Q. Lee, Z. Popović, S. Rondineau, and F. A. Miranda, IEEE Antennas and Propagation Society International Symposium, 2007, pp.2136-2139, Honolulu, HI, June 2007
• "A 2 Gb/s ΔΣ Directly Driven Wireless Link," Qianli Mu, L. Sankey and Z. Popović, IEEE MTT-S International Microwave Symposium, 2007, pp.211 - 214, Honolulu, HI, June 2007
• "Wirelessly-Powered Wireless Sensor Platform," T. Paing, J. Morroni, A. Dolgov, J. Shin, J. Brannan, R. Zane, Z. Popović, IEEE European Microwave Conference, 2007, pp.999 - 1002, Munich, Germany, October 2007
• "Design Method for Low-Power, Low Phase Noise Voltage-Controlled Oscillators," M. Jankovic, A. Brannon, J. Breitbarth, Z. Popović, Proceedings of the 2nd European Microwave Integrated Circuits Conference, pp.199-202, Munich, Germany, October 2007
• "Electromagnetic Modeling of Wafer-Level Silicon Electro-Optical Packages for 10 & 40Gb/s Communications," K. Vanhille, J. O’Brien, D. Sherrer, W. Hogan, C. Gaebe, and Z. Popović, IEEE European Microwave Conference, 2007, pp.599 - 602, Munich, Germany, October 2007
• "Integrated Micro-Coaxial Passive Components for Millimeter-Wave Antenna Front Ends," K. Vanhille, M. Lukic, S. Rondineau, D. Filipović, Z. Popović, IASTED 2007
• "Integrated Microbolometer Antenna Characterization from 95-650 GHz," C. Dietlein, J. D. Chisum, M. D. Ramirez, A. Luukanen, E. N. Grossman, and Z. Popović, IEEE MTT-S International Microwave Symposium, 2007, pp.1165-1168, Honolulu, HI, June, 2007
• "Spectral and Noise Performance of Nonlinear Transmission Line Frequency Multipliers," J. Breitbarth and Z. Popović, IEEE International Frequency Control Symposium, 2007,, Geneva, Switzerland, May 2007
• "Linearity of X-band Class-B Power Amplifiers in a Digital Polar Transmitter," N. Wang, N. D. Lopez, V. Yousefzadeh, J. Hoversten, D. Maksimović, and Z. Popović, IEEE MTT-S International Microwave Symposium, 2007, pp.1083-1086, Honolulu, HI, June 2007
• "Dual-polarization large scan angle broadband thick-metal FSS," N. Ehsan, L. Hung, E. F. Kuester, Z. Popović, IEEE AP-S International Symposium 2007, pp.4537, Honolulu, HI, 9-15 June 2007
• "Active health monitoring of an aircraft wing with an embedded piezoelectric sensor/actuator network: II.Wireless approaches," X. Zhao, T. Qian, G. Mei, C. Kwan, R. Zane, C. Walsh, T. Paing, and Z. Popović, Smart Materials and Structures, Vol.16(4), pp.1218-1225, 29 June 2007
• "Flip-Chip-Assembled Air-Suspended Inductors," P. J. Bell, N. D. Hoivik, R. A. Saravanan,N. Ehsan, V. M. Bright, and Z. Popović, IEEE Trans. on Advanced Packaging, Vol.30(1), pp.148-154, Feb 2007
• "Bandwidth control of forbidden transmission gaps in compound structures with subwavelength slits," D. C. Skigin, H. Loui, Z. Popović, and E. F. Kuester, Physical Review E, Vol.76(1), pp.016604, 16 July 2007

2006

• "Ground Stations of Arrays to Increase the LEO Download Capacity," S. Rondineau, C. Dietlein, Z. Popović, R. Q. Lee, F. A. Miranda, R. R. Romanofsky, M. A. Ingram, W. C. Barott, J. Langley, D. Mandl, Proceedings of the 36th European Microwave Conference, pp.874-877, Manchester, UK, Sept 2006
• "A Local Oscillator for Chip-Scale Atomic Clocks at NIST," A. Brannon, M. Jankovic, J. Breitbarth, Z. Popović, V. Gerginov, V. Shah, S. Knappe, J. L. Hollberg, IEEE International Frequency Control Symposium, 2006, pp.443-447, Miami, FL, June 2006
• "Class-E Power Amplifier in a Polar EDGE Transmitter," N. D. Lopez, X. Jiang, D. Maksimović, and Z. Popović, IEEE MTT-S Internaional Microwave Symposium, 2006, pp.785-788, San Francisco, CA, June 2006
• "Modeling, Design, Fabrication, and Performance of Rectangular Micro-Coaxial Lines and Components," D. S. Filipovic, Z. Popović, K. Vanhille, M. Lukic, S. Rondineau, M. Buck, G. Potvin, D. Fontaine, C. Nichols, D. Sherrer, S. Zhou, W. Houck, D. Fleming, E. Daniel, W. Wilkins, V. Sokolov, and J. Evans, IEEE MTT-S International Microwave Symposium, 2006, pp.1393-1396, San Francisco, CA, June 2006
• "Additive Phase Noise in Linear and High-Efficiency X-Band Power Amplifiers," J. Breitbarth, S. Pajić, N. Wang, and Z. Popović, IEEE MTT-S International Microwave Symposium, 2006 pp.1871-1874, San Francisco, CA, June 2006
• "MEMS-Switched Class-A-to-E Reconfigurable Power Amplifier," P. J. Bell, Z. Popović, C. W. Dyck, IEEE Radio Wireless Symposium, 2006, pp.243-246, San Diego, CA, 17-19 Jan 2006
• "A Digitally Controlled DC/DC Converter for an RF Power Amplifier, V. Yousefzadeh, N. Wang, Z. Popović, and D. Maksimović, IEEE Trans. on Power Electronics, Vol.21(1), pp.164-172, January 2006
• "Modeling of Realistic Rectangular Micro-Coaxial Lines," M. Lukic, S. Rondineau, Z. Popović, and D. S. Filipovic, IEEE Trans. on Microwave Theory and Techniques, Vol.54(5), pp.2068-2076, May 2006
• "Quasi-Planar High-Q Millimeter-Wave Resonators," K. J. Vanhille, D. L. Fontaine, C. Nichols, D. S. Filipovic, and Z. Popović, IEEE Trans. on Microwave Theory and Techniques, Vol.54(6), pp.2439-2446, June 2006

2005

• "A Conformal 10 GHz Rectenna for Wireless Powering of Piezoelectric Sensor Electronics," C. Walsh, S. Rondineau, M. Jankovic, G. Zhao, Z. Popović, IEEE MTT-S International Microwave Symposium, 2005, pp.143-146, Long Beach, CA, June 2005
• "Component-Level Demonstration of a Microfabricated Atomic Frequency Reference," V. Gerginov, S. Knappe, P. D. D. Schwindt, V. Shah, L. Liew, J. Moreland, H. G. Robinson, L. Hollberg J. Kitching, A. Brannon, J. Breitbarth, and Z. Popović, IEEE International Frequency Control Symposium, 2005,, pp.758-766, Vancouver, B.C., August 2005
• "Chip-Scale Atomic Frequency References," J. Kitching, S. Knappe, L.-A. Liew, P. D. D. Schwindt, V. Gerginov, V. Shah, J. Moreland, A. Brannon, J. Breitbarth, Z. Popović, L. Hollberg, ION GNSS 18th International Technical Meeting of the Satellite Division, pp.1662-1669, Long Beach, CA, 13-16 September 2005
• "A Low-Power, Low Phase Noise Local Oscillator for Chip-Scale Atomic Clocks, A. Brannon, J. Breitbarth, and Z. Popović, IEEE MTT-S International Microwave Symposium, 2005, pp.1535-1538, Long Beach, CA, June 2005
• "Virtual Channel Space-Time Processing With Dual-Polarization Discrete Lens Antenna Arrays, Y. Zhou, S. Rondineau, D. Popović, A. Sayeed, and Z. Popovic, IEEE Trans. on Antennas and Propagation, Vol.53(8), pp.2444-2455, August 2005
• "Linearity of X-Band Class-E Power Amplifiers in EER Operation, N. Wang, X. Peng, V. Yousefzadeh, D. Maksimović, S. Pajić, and Z. Popović, IEEE Trans. on Microwave Theory and Techniques, Vol.53(3), pp.1096-1102, March 2005
• "X-Band Two-Stage High-Efficiency Switched-Mode Power Amplifiers," S. Pajić, N. Wang, P. M. Watson, T. K. Quach, and Z. Popović, IEEE Trans. on Microwave Theory and Techniques, Vol.53(9), pp.2899-2907, Sept 2005

2004

• “Recycling ambient microwave energy with broadband antenna arrays,” J. A. Hagerty, F. Helmbrecht, W. McCalpin, R. Zane, Z. Popović, IEEE Trans. Microwave Theory and Techn, 2004, Vol 52(3) pp 1014-1024, March 2004.
• “60% efficient 10-GHz power amplifier with dynamic drain bias control,” N. Wang, V. Yousefzadeh, S. Pajić, D. Maksimović, Z. Popović, IEEE Trans. Microwave Theory and Techn, 2004, Vol 52(3) pp 1077-1081, March 2004.
• High-resolution small-aperture angle of arrival detection using nonlinear analog processing,” Z. Popović, C. Walsh, P. Matyas', C. Dietlein, and D. Z. Anderson, IEEE MTT-S Digest, 2004, Vol. 3, pp. 1749-1752, Fort Worth, TX, June 2004.

2003

• “An efficient X-band 16-element spatial combiner of switched-mode power amplifiers,” S. Pajić, Z. Popović, IEEE Trans. Microwave Theory and Techn., Vol. 51, No.73, pp 1863-1870, July 2003.
• “A dual-band dual-polarized nested Vivaldi slot array with multilevel ground plane,” H. Loui, J. Peeters Weem, Z. Popović, IEEE Trans. Antennas and Propagation, Vol., pp.2168- 2175, 2003
• “Multibeam planar lens antenna arrays,” D. Popović, S. Romisch, N. Shino, Z. Popović, 2003 GOMAC Digest, pp. , Tampa, Apr 2003.
• “Adaptive optical signal processing for microwave-carrier broadband signals,” E. Fotheringham, D. Anderson, P. Smith, Z. Popović, 2003 GOMAC Digest, Tampa, Apr 2003.
• “High-efficiency X-band amplifiers and spatial combiners with impedance tuners using MEM inductors and variable capacitors,” S. Pajić, P. Bell, N. Hoivik, V. Bright, Z. Popović, 2003 GOMAC Digest, Tampa, Apr 2003.
• “Micro-bias Tees using micromachined flip-chip inductors,” P. Bell, N. Hoivik, V. Bright, Z. Popović, IEEE 2003 Intern. Microwave Symp. Digest, Philadelphia, June 2003.
• “Multi-beam discrete lens arrays with amplitude-controlled steering,” S. Römisch, D. Popović, N. Shino, R. Lee, Z. Popović, IEEE 2003 Intern. Microwave Symp. Digest, Philadelphia, June 2003.
• “70% efficient switched-mode microwave power amplifiers,” Z. Popović, S. Pajić, N. Wang, P. Bell, Invited paper, IEEE GaAs IC Symposium Digest, pp. 125-129, San Diego, Nov 2003.
• “Smart antennas with optical processing for broadband blind source separation,”P. Smith, E. Fotheringham, D. Anderson, Z. Popović, IEEE Topical Conf. Wireless Comm. Techn. Digest, Honolulu, Oct 2003.
• “Smart and multibeam diversity antenna arrays with high-bandwidth analog signal processing,” D. Anderson, E. Fotheringham, D. Popović, Z. Popović, S. Romisch, P. Smith, IEEE Topical Conf. Wireless Comm. Techn. Digest, Honolulu, Oct 2003.
• “RF and Microwave Power Amplifier and Transmitter Technologies - Part 1, Part 2, Part 3, Part 4, Part 5,” F. H. Raab, P. Asbeck, S. Cripps, P. B. Kenington, Z. Popović, N. Pothecary, J. F. Sevic and N. O. Sokal, High Frequency Electronics, May 2003-Jan 2004.

2002

• “Multibeam antennas with polarization and angle diversity,” D. Popović, Z. Popović, IEEE Trans. Antennas and Propagation, Special Issue on Wireless Communications, pp. 651-657, May 2002.
• “A lens antenna array with adaptive optical processing,” D. Anderson, E. Fotheringham, S. Romisch, P. Smith, Z. Popović, IEEE Trans. Antennas and Propagation, Special Issue on Wireless Communications, pp. 607-617, May 2002.
• “Power amplifiers and transmitters for RF and microwave,” F. H. Raab, P. Asbeck, S. Cripps, P.B. Kenington, Z. Popović, N. Pothecary, J. F. Sevic, N. O. Sokal, IEEE Trans. Microwave Theory and Techn., Vol. 50, No. 3, pp. 814-826, March 2002.
• “A 10-GHz High-efficiency Active Antenna Sub-Array,” S. Pajić, Z. Popović, IEEE International Microwave Symposium Digest, pp.1527-1530, Seattle, June 2002.
• “Reconfigurable single-feed antennas for diversity wireless communications,” M.T. Oswald, S.C. Hagness, B.D. Van Veen, Z. Popović, Antennas and Propagation Society International Symposium, Volume: 1 , 2002 Page(s): 469 -472
• “A 10 GHz integrated class-E oscillating annular ring element for high-efficiency transmitting arrays,” Hagerty, J.A.; Popović, Z.; Microwave Symposium Digest, 2002 IEEE MTT-S International , Volume: 2 , 2002 Page(s): 1317 -1320
• “Radiation from ground plane photonic bandgap microstrip waveguides,” Shino, N.; Popović, Z.; Microwave Symposium Digest, 2002 IEEE MTT-S International , Volume: 2 , 2002 Page(s): 1079 -1082
• “A 10 GHz active annular ring antenna,” Hagerty, J.A.; Popović, Z.; Antennas and Propagation Society International Symposium, 2002. IEEE , Volume: 2 , 2002 Page(s): 284 -287
• “A compact prototype optical processor for X-band arrays,” Anderson, D.Z.; Fotheringham, E.; Romisch, S.; Smith, P.C.; Popović, Z.; Microwave Photonics, 2001. MWP '01. 2001 International Topical Meeting on , 2002 Page(s): 227 -230
• “Optically smart X-band antenna array,” Anderson, D.Z.; Fotheringham, E.; Loui, J.H.; Popović, D.; Smith, P.; Romisch, S.; Popović, Z.; Lasers and Electro-Optics, 2002. CLEO '02. Technical Digest. Summaries of Papers Presented at the, 19-24 May 2002 Pages:101 vol.1
• “Multibeam planar discrete millimeter-wave lens for fixed-formation satellites,” Romisch, S., Bell, P., Popović, D., Shino, N., Popović, Z., Digest of 27th URSI General Assembly, Maastricht, Amsterdam, Aug 2002. - Young Scientist Award (S. Romisch)

2001

• “Dual-Polarization Star Microstrip Antennas,” Brian Montrose, Darko Popović, Branko Popović and Zoya Popović
• “Passive Millimeter-Wave Ranging Using Discrete Lenses with Wave-Front Coding,” Joseph A. Hagerty and Zoya Popović
• “An X/K-band Class-E High-Efficiency Frequency Doubler,” Manoja D. Weiss and Zoya Popović
• “An Experimental and Theoretical Characterization of a Broadband Arbitrarily-Poloarized Rectenna Array,” Joseph A. Hagerty and Zoya Popović
• “A Method for Determining Noise Coupling in a Phased Array Antenna,” Jan Peeters Weem and Zoya Popović
• “Smart Lens Antenna Arrays,” James Vian and Zoya Popović
• “A K-Band Full-Duplex Transmit-Receive Lens Array,” Michael Forman, James Vian and Zoya Popović
• “-70 dB Optical Carrier Suppression by Two-Beam Coupling in Photorefractive Media,” D.Z. Anderson, V. Damiao, D. Popović, Z. Popović, S. Romisch and A. Sullivan, Applied Physics B, 72, pp 743-748, 2001.
• “Efficient Lare-Domain MoM Solutions to Electrically Large Practical EM Problems ,” Branislav M. Notaros, Branko D. Popoovic, Jan Peeters Weem, Robert A. Brown and Zoya Popović
• “Linearity of X-Band Class-F Power Amplifiers in High-Efficiency Transmitters,” Manoja D. Weiss, Frederick H. Raab and Zoya Popović, IEEE Trans. on Microwave Theory and Techniques Vol 49, No. 6, pp 1174-1179, June 2001.
• “Active-Amplifier-Array Diagnostics Using High-Rsolution Electrooptic Field Mapping ,” Kyoung Yang, Todd Marshall, Michael Forman, John Hubert, Lee Mirth, Zoya Popović, Linda P. B. Katehi and John F. Whitaker, IEEE Trans. on Microwave Theory and Techniques, Vol 49, No. 5, pp 849-857, May 2001.

2000

• “Surface-Wave Guiding Using Periodic Structures,” Andrew Byers, Ian Rumsey, Zoya Popović and Melinda-Piket-May
• “Vivaldi Antenna Arrays for SKA,” Jan Peeters Weem and Zoya Popović
• “Broadband Rectenna Arrays for Randomly Polarized Incident Waves,” Joseph A. Hagerty, Nestor D. Lopez, Branko Popović and Zoya Popović
• “A K-Band Ground-Backed CPW Balanced Coupler and Integrated Antenna Feed,” Michael Forman and Zoya Popović
• “Optically Smart Active Antenna Arrays,” Dana Z. Anderson, Valeria Damiao, Edeline Fotheringham, Darko Popović, Stefania Romisch and Zoya Popović
• “A Transmit/Receive Active Antenna with Fast Low-Power Optical Switching,” James Vian and Zoya Popović
• “Efficient Optical Control of Microwave Circuits, Antennas and Arrays,” James Vian and Zoya Popović

1999

• “T/R Lens Amplifier Antenna Arrays for X-Band and Ka-Band,” Zoya Popović
• “Incorporating Non-Linear Lumped Elements in FDTD: The Equivalent Source Method,” Jason Mix, Jonathan Dixon, Zoya Popović and Melinda Piket-May
• “Large-Domain MOM Solution of Complex Electromagnetic Problems,” Branislav M. Notaros, Branko D. Popović, Robert A. Brown and Zoya Popović
• “Two Ka-Band Quasi-Optical Amplifier Arrays,” Michael Forman, Todd Marshall and Zoya Popović
• “A 10 GHz High-Efficency Active Antenna,” Manoja D. Weiss and Zoya Popović
• “Time-Domain Optical Sampling of Nonlinear Microwave Amplifiers,” Manoja Weiss, Matt Crites, Eric Bryerton, John Whitaker and Zoya Popović
• “Planar C-Band DC-DC Converter,” Slavko Djukic, Dragan Maksimović and Zoya Popović
• “Efficiency of Chip-Level Versus External Power Combining,” Eric W. Bryerton, Manoja D. Weiss and Zoya Popović
• “Time-Domain Optical Sampling of Switched-Mode Microwave Amplifiers and Multipliers,” Manoja D. Weiss Matthew H. Crites, Eric W. Bryerton, John F. Whitaker and Zoya Popović
• “A Planar 4.5-GHz DC-DC Power Converter,” Slavko Djukic, Dragan Maksimović and Zoya Popović
• “Two Ka-Band Quasi-Optical Amplifier Arrays,” Todd Marshall, Michael Forman and Zoya Popović
• “EM Simulations for Radio and Wireless on a PC,” Branislav M. Notaros, Branko D. Popović and Zoya Popović
• “Rigorous EM Modeling of Cars and Airplanes,” Branislav M. Notaros, Miroslav Lj. Djordjevic, Branko D. Popović and Zoya Popović

1998

• “A 10-GHz High-Efficiency Lens Amplifier Array,” Eric W. Bryerton, Manoja D. Weiss and Zoya Popović
• “Switched-Mode High-Efficiency Microwave Power Amplifiers in a Free-Space Power-Combiner Array,” Thomas B. Mader, Eric W. Bryerton, Milica Markovic, Michael Forman and Zoya Popović
• “Quasi-Optical Transmit/Receive Front Ends,” Zoya Popović and Amir Mortazawi

1997

• “An Active Microstrip Circuits Lab Course,” Eric W. Bryerton, Wayne A. Shiroma and Zoya B. Popović
• “60 GHz Monolithic Active Antenna Array,” Jonathan Dixon, Gary O'Dell, Jon Schoenberg, Scott Duncan and Zoya Popović
• “A Tunable Second-Resonance Cross-Slot Antenna,” Michael A. Forman and Zoya Popović
• “A Bi-Directional Active Lens Antenna Array,” Stein Hollung and Zoya B. Popović
• “A Bi-Directional Quasi-Optical Lens Amplifier,” Stein Hollung, James Vian and Zoya Popović
• “Feedback Optimization of Grid Oscillators,” Wayne A. Shiroma and Zoya B. Popović
• “Nonlinear Time-Domain Analysis of Injection-Locked Microwave MESFET Oscillators,” Jonathan Dixon, Elizabeth Bradley and Zoya B. Popović
• “1997 IMS Technical Program,” Kuldip C. Gupta and Zoya Basta Popović
• “A Bi-Directional Quasi-Optical Lens Amplifier,” Stein Hollung, Amanda E. Cox and Zoya Basta Popović
• “Analysis and Optimization of Grid Oscillators,” Wayne A. Shiroma and Zoya Basta Popović

1996

• “Quasi-Optical Phase Modulators,” Milica Markovic Stein Hollung and Zoya Basta Popović
• “A Quasi-Optical Receiver with Angle Diversity,” Wayne A. Shiroma, Eric W. Bryerton, Stein Hollung and Zoya B. Popović
• “A 5-GHz High-Efficiency Class-E Oscillator,” Eric W. Bryerton, Wayne A. Shiroma and Zoya B. Popović
• “A Quasi-Optical Isolator,” Stein Hollung, Wayne Shiroma, Milica Markovic and Zoya B. Popović

1995

• “Broadband Quasi-Microstrip Antenna,” Branko D. Popović, Jon Schoenberg and Zoya Basta Popović
• “High-Power Hybrid Quasi-Optical Ka-Band Amplifier Design,” John Hubert, Jon Schoenberg and Zoya B. Popović
• “Quasi-Optical Antenna Array Amplifiers,” Jon Schoenberg, Tom Mader, Boyd Shaw and Zoya Basta Popović
• “Analysis of Cascaded Quasi-Optical Grids,” Scott C. Bundy, Wayne A. Shiroma and Zoya B. Popović
• “Cascaded Active and Passive Quasi-Optical Grids,” Wayne A. Shiroma, Scott C. Bundy, Stein Hollung, Brenda D. Bauernfeind and Zoya B. Popović
• “Quasi-Optical Components and Subsystems for Communications,” Zoya Popović and Scott Bundy
• “The Transmission-Line High-Efficiency Class-E Amplifier,” Thomas B. Mader and Zoya B. Popović
• “A Low-Profile Broadband Antenna for Wireless Communications,” Zoya B. Popović, Robert A. Brown and Branko D. Popović
• “High-Efficiency Amplifiers for Portable Handsets,” Thomas Mader, Milica Markovic, Zoya B. Popović and Reza Tayrani

1994

• “Planar Lens Amplifier,” Jon S.H. Schoenberg and Zoya Popović
• “A CPW Phase-Locked Loop for Diode-Laser Stabilization,” L. D'Evelyn, L. Hollberg and Z. B. Popović
• “Analysis of Planar Grid Oscillators,” Scott C. Bundy and Zoya B. Popović
• “Three-Dimensional Power Combiners,” Wayne A. Shiroma, Boyd L. Shaw and Zoya B. Popović
• “A 100-Transistor Quadruple Grid Oscillator,” Wayne A. Shiroma, Boyd L. Shaw and Zoya B. Popović
• “Two-Level Power Combining Using a Lens Amplifier,” Jon S. H. Schoenberg, Scott C. Bundy and Zoya B. Popović
• “A Generalized Analysis for Grid Oscillator Design,” Scott C. Bundy and Zoya B. Popović
• “Time-Efficient Modeling of the Effect of Metal Packages on Electrical Circuits,” Zoya Basta Popović and Branko D. Popović
• “Tunable Phase-Locked Diode Lasers for Precision Spectroscopy,” L. D'Evelyn, L. Hollberg, R.W. Fox and Zoya Popović

1993

• “Planar MESFET Transmission Wave Amplifier,” T. Mader, J. Schoenberg, L. Harmon and Z. B. Popović
• “Optical Measurements of Microwave Grid Oscillator Power Combiners,” Kuang Yi Chen, Paul Bieruacki, Alan R. Mickelson and Zoya Basta Popović
• “Analysis and Measurements of Coplanar Waveguide Discontinuities,” Vesna Radisic, Dag R. Hjelne, Zoya B. Popović and Alan R. Mickelson
• “Quasi-Optical VCOs,” Thomas Mader, Scott Bundy and Zoya Basta Popović
• “Experimentally Verifiable Modeling of Coplanar Waveguide Discontinuities,” Vesna Radisic, Dag R. Hjelme, Aileen Horrigan, Zoya Basta Popović and Alan R. Mickelson
• “CPW Oscillator Configuration for an Electro-Optic Modulator,” Vesna Radisic, Viadan Jevremovic and Zoya Basta Popović

1992

• “Quasi-Optical Array VCO's,” Scott Bundy, Tomas B. Mader and Zoya Basta Popović
• “Transistor Oscillator and Amplifier Grids,” Robert M. Weikle II, Jonathan B. Hacker, Michael P. DeLisio, Zoya B. Popović and David B. Rutledge

1991

• “A 100-MESFET Planar Grid Oscillator,” Zoya B. Popović, Robert M. Weikle II, Moonil Kim and David B. Rutledge

1990

• “A 100-MESFET Planar Grid Oscillator,” Zoya B. Popović, Robert M. Weikle II, Moonil Kim and David B. Rutledge
• “Quasi-Optical Power-Combining Arrays,” David B. Rutledge, Zoya Basta Popović, Robert M. Weikle II, Moonil Kim, Kent A. Potter, Richard C. Compton and Robert A. York
• “Bar-Grid Oscillators,” Zoya Basta Popović, Robert M. Weikle II, Moonil Kim, Kent A. Potter and David B. Rutledge

1989

• “Array Concepts for Solid-State and Vacuum Microelectronics Millimeter-Wave Generation,” Ruey J. Hwu, C. F. Jou, Neville C. Luhmann Jr., M. Kim, W. W. Lam, Zoya B. Popović and David B. Rutledge

1988

• “Diode-Grid Oscillators,” Zorana B. Popović and David B. Rutledge

Theses

Click author name to access respective thesis.

• Tony Romano (Ph.D 2024), Monolithic Integration of Millimeter-Wave Circuits in Advanced GaN Processes
• Connor Nogales (Ph.D 2024), Supply Modulation for Efficient and Linear Broadband Transmit Arrays
• Tim Sonnenberg (Ph.D 2024), GaN MMICs for Millimeter-Wave Front Ends
• Rob Streeter (Ph.D. 2023), High-Resolution Deep-Tissue Microwave Thermometry
• Megan Robinson (Ph.D. 2023), GaN Technologies for Microwave Heating and Broadband Receiver Applications
• Laila Marzall (Ph.D. 2022), Broadband Transmit Phased Array Analysis and Design
• Jose Estrada (Ph.D. 2021), Microwave Front-End Component Codesign: Filter-Amplifiers, Integrated Passives and Rectifying-Radiators
• Shane Verploegh (Ph.D. 2021), Passive and Active Component Design and Analysis for Millimeter Wave Front Ends
• Philip Zurek (Ph.D. 2021), Dual-Band and Broadband RF Power Amplifiers for Concurrent Signal Transmission
• Maxwell Duffy (Ph.D. 2020), Efficient Supply Modulated MMIC PAs for Broadband Linear Amplification
• Mauricio Pinto (Ph.D. 2019), Millimeter-Wave GaN Solid-State Arrays
• Sushians Rahimizadeh (Ph.D. 2019), High-Efficiency Microwave Power Amplifiers through Passive and Active Harmonic Control
• Patrick Bluem (Ph.D. 2019), RF Spatial Combining and Field Control in Dielectric Media
• Michael Coffey (Ph.D. 2017), Millimeter-Wave GaN MMIC Integration with Additive Manufacturing
• Parisa Momenroodaki (Ph.D. 2017), Radiometric Thermometry for Wearable Deep Tissue Monitoring
• Ignacio Ramos (Ph.D. 2016), GaN Microwave DC-DC Converters
• Michael Litchfield (Ph.D. 2016), Efficiency Enchancement Techniques for the Outphasing Power Amplifier
• Scott Schafer (Ph.D. 2015), Carrier and Envelope Frequency Measurements for Supply-Modulated Microwave Power Amplifiers
• Andrew Zai (Ph.D. 2015), Efficient Supply-Modulated Transmitters for Variable Amplitude Radar
• Frank Trang (Ph.D. 2013), Cryogenic Microwave Anisotropic Artificial Materials
• Asmita Dani (Ph.D. 2013), Efficiency and Linearity Enhancement of Microwave GaN Power Amplifiers using Harmonic Injection
• Rob Scheeler (Ph.D. 2013), A Microwave Radiometer for Internal Body Temperature Measurement
• Dan Kuester (Ph.D. 2012), Passive Binary-Modulated Backscatter In Microwave Networks With Applications To RFID
• Michael Roberg (Ph.D. 2012), Analysis and Design of Non-Linear Amplifiers for Efficient Microwave Transmitters
• Brad Lindseth (Ph.D. 2012), A 449 MHz Modular Wind Profiler Radar System
• Erez Falkenstein (Ph.D. 2011), Characterization and Design of a Low-Power Wireless Power Delivery System
• Jonathan Chisum (Ph.D. 2011), Low-noise Instrumentation for Near-field Microwave Microscopy
• Evan Cullens (Ph.D. 2011), Microfabricated Broadband Components for Microwave Front Ends
• Nicola Kinzie (Ph.D. 2010), Ultra-Wideband Pulse Doppler Radar for Short-Range Targets
• Luke Sankey (Ph.D. 2010), Closed-Loop Adaptive Impedance Tuners for Improving RF Transmitter Efficiency
• Milos Janković (Ph.D. 2010), Phase Noise in Microwave Oscillators and Amplifiers
• John Hoverston (Ph.D. 2010), Efficient and Linear Microwave Transmitters for High Peak-to-Average Ratio Signals
• Mike Elsbury (Ph.D. 2010), Broadband Microwave Integrated Circuits for Voltage Standard Applications
• Negar Ehsan (Ph.D. 2010), Broadband Microwave Lithographic 3D Components
• Mabel Ramirez (Ph.D. 2009), Image analysis for realistic electromagnetic imaging systems
• Qianli Mu (Ph.D. 2009), Delta-Sigma Modulated RF Transmitters
• Charles Dietlein (Ph.D. 2008), Components and Metrology for Terahertz Imaging
• Nestor Lopez (Ph.D. 2008), High-Efficiency Power Amplifiers for Linear Transmitters
• Alan Brannon (Ph.D. 2007), Design and Implementation of Microwave VCOs for Chip-Scale Atomic Clocks
• Ken Vanhille (Ph.D. 2007), Design and Characterization of Microfabricated Three-Dimensional Millimeter-Wave Components
• Patrick Bell (Ph.D. 2006), MEMS-Reconfigurable Microwave Power Amplifiers
• Srdjan Pajić (Ph.D. 2006), Robust Design Methodology for Class-E Amplifiers for Microwave Applications
• Narisi Wang (Ph.D. 2006), X-band Class-E Power Amplifiers with Dynamic Bias Control
• Jason Breitbarth (Ph.D. 2006), Design and Characterization of Low Phase Noise Microwave Circuits
• Hung (Jacques) Loui (Ph.D. 2006), Modal Analysis and Design of Compound Gratings and Frequency Selective Surfaces
• Paul Smith (Ph.D. 2005), Broadband Analog Opto-Electronic Blind Source Separation
• Joseph Hagerty (Ph.D. 2003), Nonlinear Circuits and Antennas for Microwave Energy Conversion
• Darko Popović (Ph.D. 2002), Constrained Lens Arrays for Communication Systems with Polarization and Angle Diversity
• Manoja Weiss (Ph.D. 2002), Switched-mode Microwave Circuits for High-Efficiency Transmitters
• Gary Rait (Ph.D. 2002), Quasi-Optical Discrete Lens Arrays for Synthetic Aperture Radar
• Michael Forman (Ph.D. 2001), Active Antenna Arrays for Power Combining and Communications
• Jan Peeters Weem (Ph.D. 2001), Broad Band Antenna Arrays and Noise Coupling for Radio Astronomy
• Jonathan Schoenberg (Ph.D.)
• Todd Marshall (Ph.D. 2000), Design and Characterization of Low-cost Ka-Band Amplifier Antenna Arrays
• James Vian (Ph.D. 2000), An Optically-Switched Transmit/Receive Lens Array for Beam-Space Adaptive Communication Systems
• Eric Bryerton (Ph.D. 1999), High-efficiency Switched-mode Microwave Circuits
• Stein Hollung (Ph.D. 1998), Quasi-optical Transmit/Receive Lens Amplifier Arrays
• Milica Marković (Ph.D.)
• Wayne Shiroma (Ph.D. 1996)
• Michael MacDonald (Ph.D. 1996)
• Tom Mader (Ph.D. 1995), Quasi-optical Class-E Power Amplifiers
• Scott Bundy (Ph.D. 1994)