Refereed Journal Papers:

J53. R. A. Gomez, D. A. Fernandez, G. G. Oggier, J. C. Balda and Y. Zhao, “A Three-Phase Isolated Building Block for High-Power Medium-Voltage Grid Applications,” in IEEE Journal of Emerging and Selected Topics in Power Electronics, doi: 10.1109/JESTPE.2023.3311775.

J52. F. Guo et al., “An Advanced Dual-Carrier-Based Multi-Optimized PWM Strategy of Three-Level Neutral-Point-Clamped Converters for More-Electric-Aircraft Applications,” in IEEE Transactions on Energy Conversion, doi: 10.1109/TEC.2023.3312599.

J51. N. Lin, Y. Zhao and H. A. Mantooth, “An Effective Current Balancing Method for Inverters with Paralleled Silicon Carbide Power Modules,” in IEEE Transactions on Industry Applications, doi: 10.1109/TIA.2023.3306750.

J50. F. Guo, Z. Ma, F. Diao, Y. Zhao, P. Wheeler and Y. Cao, “Hybrid Active PWM Strategy with Dual-Mode Modulation Waves of Three-Level T-type Converter for Aircraft Turboelectric Propulsion Systems,” in IEEE Transactions on Industry Applications, doi: 10.1109/TIA.2023.3300265.

J49. F. Guo, Z. Ma, F. Diao, Y. Zhao and P. Wheeler, “Hybrid Virtual Coordinate-Driven CBPWM Strategy of Three-Level T-type NPC Converters for Electric Aircraft Propulsion Applications,” in IEEE Transactions on Industrial Electronics, doi: 10.1109/TIE.2023.3266552.

J48. F. Diao et al., “A Megawatt-Scale Si/SiC Hybrid Multilevel Inverter for Electric Aircraft Propulsion Applications,” in IEEE Journal of Emerging and Selected Topics in Power Electronics, vol. 11, no. 4, pp. 4095-4107, Aug. 2023, doi: 10.1109/JESTPE.2023.3266197.

J47. L. Du, H. Cao, Z. Saadatizadeh, Y. Zhao and H. A. Mantooth, “A Simple Switching-Event Dependent High-Frequency Sampling Method for Power Conversion System,” in IEEE Transactions on Power Electronics, doi: 10.1109/TPEL.2023.3247771.

J46. Aniket Ajay Lad, Muhammad Jahidul Hoque, Shamar Christian, Yue Zhao, Juan Carlos Balda, William P. King, Nenad Miljkovic, ” High power density thermal management of discrete semiconductor packages enabled by additively manufactured hybrid polymer-metal coolers,” in Applied Thermal Engineering, vol. 220, 2023, 119726, doi: 10.1016/j.applthermaleng.2022.119726.

J45. A. A. Lad, A. Tayade, M. J. Hoque, Y. Zhao, J. Balda, W. P. King, N. Miljkovic, “Conventional and topologically optimized polymer manifolds for direct cooling of power electronics,” in International Journal of Heat and Mass Transfer, vol. 201, part 1, 2023 123611, doi: 10.1016/j.ijheatmasstransfer.2022.123611.

J44. X. Du, F. Diao, Z. Zhao and Y. Zhao, “An All Silicon Carbide 3 kV/540 V Series-Resonant Converter for Electric Aircraft Systems,” in IEEE Transactions on Industry Applications, vol. 58, no. 6, pp. 7363-7372, Nov.-Dec. 2022, doi: 10.1109/TIA.2022.3191305. (2022 TIA Prize Paper)

J43. T. Yang, F. Diao, H. A. Mantooth, Y. Zhao, W. P. King and N. Miljkovic, “Heat Spreader Thermal Switch for Power Converter Isothermalization,” in IEEE Transactions on Components, Packaging and Manufacturing Technology, vol. 12, no. 7, pp. 1063-1081, July 2022, doi: 10.1109/TCPMT.2022.3185972.

J42. B. N. Mohammad, M. Mahmud, Z. Wang, Y. Wu, D. Huitink, and Y. Zhao, “System and Component Level Risk Assessment for SiC MOSFET Based Inverter for Traction Application at High Coolant Temperatures and Off-Road Mission Profile.” in ASME. J. Electron. Packag. vol. 144, no. 2, 021107-1-7, June 2022, https://doi.org/10.1115/1.4052408.

J41. Y. Li, F. Diao, Y. Zhao and H. A. Mantooth, “A Hybrid Model Predictive Control With Integrated Phase-Disposition and Phase-Shifted PWM for an Inner-Interleaved Hybrid Multilevel Converter,” in IEEE Transactions on Power Electronics, vol. 37, no. 9, pp. 10412-10427, Sept. 2022, doi: 10.1109/TPEL.2022.3167336.

J40. Z. Zhao et al., “Design and Demonstration of a 100 kW High-Frequency Matrix Core Transformer for More Electric Aircraft Power Distribution,” in IEEE Transactions on Transportation Electrification, vol. 8, no. 4, pp. 4279-4290, Dec. 2022, doi: 10.1109/TTE.2022.3161870.

J39. Y. Li, F. Diao and Y. Zhao, “A hybrid multivector model predictive control for an inner-interleaved hybrid multilevel converter,” in IEEE Journal of Emerging and Selected Topics in Industrial Electronics, doi: 10.1109/JESTIE.2022.3149452.

J38. Y. Li, F. Diao, Y. Zhao and H. A. Mantooth, “A hybrid model predictive control for a seven-level hybrid multilevel converter with independent low-frequency and high-frequency stages,” in IEEE Transactions on Power Electronics, doi: 10.1109/TPEL.2021.3132629.

J37. Y. Li, F. Diao, and Y. Zhao, “A phase-disposition PWM enabled model predictive control for a nine-level inner-interleaved hybrid multilevel converter,” IEEE Journal of Emerging and Selected Topics in Power Electronics, doi: 10.1109/JESTPE.2021.3130056.

J36. Y. Wu, M. Hoque, M. Mahmud, E. Allee, A. Lad, Y. Zhao, A. Mantooth and N. Miljkovic, “Electro-Thermal-Control Co-Design of An All Silicon Carbide 2×250 kW Dual-Inverter for Heavy- Duty Traction Applications,” IEEE Trans. Industry Applications, doi: 10.1109/TIA.2021.3127144.

J35. N. Lin, Z. Zhao, F. Diao, Y. Zhao and J. Balda, “A Current-Fed Dual-Half-Bridge based Composite Converter with Improved Light-Load Efficiency through a Multi-Variable Optimization,” IEEE Transactions on Transportation Electrification, doi: 10.1109/TTE.2021.3126726. 

J34.   B. N. Mohammad, M. H. Mohammad, Z. Wang, Y. Wu, D. Huitink and Y. Zhao, “System and Component Level Risk Assessment for SiC MOSFET Based Inverter for Traction Application at High Coolant Temperatures and Off-road Mission Profile,” Journal of Electronic Packaging. .2021.3126726.

J33.   F. Diao, Y. Li, X. Du and Y. Zhao, “An Active Hybrid Modulation Strategy for a Si/SiC Hybrid Multilevel Converter,” IEEE Open Journal of Power Electronics, vol. 2, pp. 401-413, 2021, doi: 10.1109/OJPEL.2021.3104608.

J32.   Y. Wu, M. H. Mahmud, R. S. Krishna Moorthy, M. Chinthavali and Y. Zhao, “Adaptive Extremum Seeking Control based LCL Filter Resonant Frequency Online Estimation,” IEEE Transactions on Power Electronics, doi: 10.1109/TPEL.2021.3102063.

J31.   S. Christian, R. A. Fantino, R. A. Gomez, Y. Zhao and J. C. Balda, “High Power Density Interleaved ZCS 80-kW Boost Converter for Automotive Applications,” IEEE Journal of Emerging and Selected Topics in Power Electronics, doi: 10.1109/JESTPE.2021.3099408.

J30.   Y. Li, F. Diao and Y. Zhao, “A Generic Two-Vector Model Predictive Control for Hybrid Multilevel Converters,” IEEE Journal of Emerging and Selected Topics in Power Electronics, doi: 10.1109/JESTPE.2021.3079927.

J29.   M. H. Mahmud, Y. Wu, W. Alhosaini, F. Diao and Y. Zhao, “An Enhanced Direct Torque Control for A Three-Level T-Type Inverter,” IEEE Transactions on Transportation Electrification, doi: 10.1109/TTE.2021.3060384.

J28.   S. K. Mazumder et al., “A Review of Current Research Trends in Power-Electronic Innovations in Cyber-Physical Systems,” IEEE Journal of Emerging and Selected Topics in Power Electronics, doi: 10.1109/JESTPE.2021.3051876.

J27.   Y. Wu, M. Mahmud, S. Christian, R. Fantino, R. Jimenez, Y. Zhao, and J. Balda, “A 150-kW 99% Efficient All Silicon Carbide Triple-Active-Bridge Converter for Solar-Plus-Storage Systems,” IEEE Journal of Emerging and Selected Topics in Power Electronics, early access.

J26.   T. Van Adamson, M. Mahmud, Y. Wu, N. Lin, F. Diao, Y. Zhao, and J. Balda, “An 800-V High-Density Traction Inverter – Electro-Thermal Characterization and Low-Inductance PCB Bussing Design,” IEEE Journal of Emerging and Selected Topics in Power Electronics, early access, doi: 10.1109/JESTPE.2020.3042211.

J25.   Y. Li, F. Diao and Y. Zhao, “A generic multi-vector model predictive control with symmetric pulse pattern for hybrid multilevel converters,” IEEE Transactions on Industrial Electronics, early access, doi: 10.1109/TIE.2020.3040691.

J24.   Y. Li, F. Diao and Y. Zhao, “Simplified Two-stage model predictive control for a hybrid multilevel converter with floating H-bridge,” IEEE Transactions on Power Electronics, early access, doi: 10.1109/TPEL.2020.3018956.

J23.   Y. Li and Y. Zhao, “A virtual space vector model predictive control for a seven-level hybrid multilevel converter,” IEEE Transactions on Power Electronics, early access, doi: 10.1109/TPEL.2020.3015444.

J22.   S. Zhao, X. Zhao, Y. Wei, Y. Zhao and H. A. Mantooth, “A Review on Switching Slew Rate Control for Silicon Carbide Devices using Active Gate Drivers,” IEEE Journal of Emerging and Selected Topics in Power Electronics, early access, doi: 10.1109/JESTPE.2020.3008344.

J21.   Z. Wang, Y. Wu, M. Mahmud, Z. Yuan, Y. Zhao and H. A. Mantooth, “Busbar Design and Optimization for Voltage Overshoot Mitigation of A Silicon Carbide High-Power Three-Phase T-Type Inverter,” IEEE Transactions on Power Electronics, Early Access, doi: 10.1109/TPEL.2020.2998465.

J20.   W. Alhosaini, F. Diao, M. H. Mahmud, Y. Wu and Y. Zhao, “A Virtual Space Vectors based Model Predictive Control for Inherent DC Link Voltage Balancing of Three-Level T-Type Converters,” IEEE Journal of Emerging and Selected Topics in Power Electronics, Early Access, doi: 10.1109/JESTPE.2020.3002192.

J19.   Y. Wu, M. Mahmud, Y. Zhao and H. A. Mantooth, “Uncertainty and Disturbance Estimator Based Robust Tracking Control for Dual-Active-Bridge Converters,” IEEE Transactions on Transportation Electrification, Early Access, doi: 10.1109/TTE.2020.2985862.

J18.   S. Nath, J. Wu, Y. Zhao and W. Qiao, “Low Latency Bearing Fault Detection of Direct-Drive Wind Turbines Using Stator Current,” IEEE Access, vol. 8, pp. 44163-44174, 2020.

J17.   M. H. Mahmud, Y. Wu and Y. Zhao, “Extremum Seeking-Based Optimum Reference Flux Searching for Direct Torque Control of Interior Permanent Magnet Synchronous Motors,” IEEE Transactions on Transportation Electrification, vol. 6, no. 1, pp. 41-51, March 2020.

J16.   Z. Wang, Y. Wu, M. H. Mahmud, Z. Zhao, Y. Zhao and H. A. Mantooth, “Design and Validation of A 250-kW All-Silicon Carbide High-Density Three-Level T-Type Inverter,” IEEE Journal of Emerging and Selected Topics in Power Electronics, vol. 8, no. 1, pp. 578-588, March 2020.

J15.   S. Zhao, X. Zhao, A. Dearien, Y. Wu, Y. Zhao and H. A. Mantooth, “An Intelligent Versatile Model-Based Trajectory-Optimized Active Gate Driver for Silicon Carbide Devices,” IEEE Journal of Emerging and Selected Topics in Power Electronics, vol. 8, no. 1, pp. 429-441, March 2020.

J14.   K. Palaniappan, S. Veerapeneni, R. M. Cuzner, and Y. Zhao, “Viable residential DC microgrids combined with household smart AC and DC loads for underserved communities,” Energy Efficiency, vol. 13, pp. 273–289, Feb. 2020.

J13.   W. Alhosaini, Y. Wu and Y. Zhao, “An Enhanced Model Predictive Control Using Virtual Space Vectors for Grid-Connected Three-Level Neutral-Point Clamped Inverters,” IEEE Transactions on Energy Conversion, vol. 34, no. 4, pp. 1963-1972, Dec. 2019.

J12.   M. H. Mahmud and Y. Zhao, “Sliding mode duty cycle control with current balancing algorithm for an interleaved buck converter-based PV source simulator,” IET Power Electronics, vol. 11, no. 13, pp. 2117-2124, Nov. 2018.

J11.   L. Wang, H. Dan, Y. Zhao, Q. Zhu, and P. Wheeler, “A Finite Control Set Model Predictive Control Method for Matrix Converter with Zero Common-mode Voltage,” IEEE Journal of Emerging and Selected Topics in Power Electronics, vol. 6, no. 1, pp. 327-338, March 2018.

J10.   H. Han, L. Li, L. Wang, M. Su, Y. Zhao and J. Guerrero, “A Novel Decentralized Economic Operation in Islanded AC Microgrids”, Energies, vol. 10, no. 6, 804, June 2017.

J9.     S. Madhusoodhanan, Y. Zhao, M. Ware, and Z. Chen, “A Highly Linear Temperature Sensor Using GaN-on-SiC Heterojunction Diode for High Power Applications”, IEEE Electron Device Letters, vol. 38, no. 8, pp. 1105-1108, Aug. 2017.

J8.     Y. Zhao, W. Qiao, and L. Wu, “Dead-Time effect analysis and compensation for a sliding-mode position observer-Based sensorless IPMSM control system,” IEEE Transactions on Industry Applications, vol. 51, no. 3, pp. 2528-2535, May-June 2015.

J7.     Y. Zhao, Z. Zhang, W. Qiao, and L. Wu, “An extended flux model-based rotor position estimator for sensorless control of salient-pole permanent-magnet synchronous machines,” IEEE Transactions on Power Electronics, vol. 30, no. 8, pp. 4412-4422, Aug. 2015.

J6.     Z. Zhang, Y. Zhao, W. Qiao, and L. Qu, “A discrete-time direct-torque control for direct-drive PMSG-based wind energy conversion systems,” IEEE Transactions on Industry Applications, vol. 51, no. 4, pp. 3504-3514, July-Aug. 2015.

J5.     Y. Zhao, W. Qiao, and L. Wu “Improved rotor position and speed estimators for sensorless control of interior permanent magnet synchronous machines,” IEEE Journal of Emerging and Selected Topics in Power Electronics, vol. 2, no. 3, pp. 627-639, Sept. 2014.

J4.     Z. Zhang, Y. Zhao, W. Qiao, and L. Qu, “A space-vector modulated sensorless direct-torque control for direct-drive PMSG wind turbines,” IEEE Transactions on Industry Applications, vol. 50, no. 4, pp. 2331-2341, Jul./Aug. 2014.

J3.     Y. Zhao, W. Qiao, and D. Ha, “A sliding-mode duty-ratio controller for DC/DC buck converters with constant power loads,” IEEE Transactions on Industry Applications, vol. 50, no. 2, pp. 1448-1458, Mar/Apr 2014.

J2.     Y. Zhao, W. Qiao, and L. Wu, “An adaptive quasi sliding-mode rotor position observer-based sensorless control for interior permanent magnet synchronous machines,” IEEE Transactions on Power Electronics, vol. 28, no. 12, pp. 5618-5629, Dec. 2013.

J1.     Y. Zhao, C. Wei, Z. Zhang, and W. Qiao, “A review on position/speed sensorless control for permanent magnet synchronous machine-based wind energy conversion systems,” IEEE Journal of Emerging and Selected Topics in Power Electronics, vol. 1, no. 4, pp. 203-216, Dec. 2013.

Refereed Conference Proceeding Papers:

C91. A. A. Lad, E. Roman, Y. Zhao, W. P. King and N. Miljkovic, “Topology Optimized Fin Designs for Base Plate Direct-Cooled Multi-Chip Power Modules,” 2023 22nd IEEE Intersociety Conference on Thermal and Thermomechanical Phenomena in Electronic Systems (ITherm), Orlando, FL, USA, 2023, pp. 1-10, doi: 10.1109/ITherm55368.2023.10177647.

C90. H. Cao, F. Guo, Z. Ma, L. Du, Y. Zhao and H. A. Mantooth, “An ANPC based High-Power Medium-Voltage Triple Active Bridge (TAB) DC-DC Converter with Enhanced Modulations,” 2023 11th International Conference on Power Electronics and ECCE Asia (ICPE 2023 – ECCE Asia), Jeju Island, Korea, Republic of, 2023, pp. 2898-2904, doi: 10.23919/ICPE2023-ECCEAsia54778.2023.10213647.

C89. A. H. Ismail, A. Al-Hmoud, Y. Zhao, A. Kumar and K. Olejniczak, “High-Density, High-Power Converters Using Paralleled 3.3 kV All-Silicon Carbide Power Modules,” PCIM Europe 2023; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, Nuremberg, Germany, 2023, pp. 1-6, doi: 10.30420/566091331.

C88. A. H. Ismail, A. Al-Hmoud, Y. Zhao, A. Kumar and K. Olejniczak, “Characterization and System Benefits of Using 3.3 kV All-SiC MOSFET Modules in MV Power Converter Applications,” PCIM Europe 2023; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, Nuremberg, Germany, 2023, pp. 1-7, doi: 10.30420/566091132.

C87. A. H. Ismail, A. Al-Hmoud, Y. Zhao, A. Kumar and K. Olejniczak, “A High-Current 1.7 kV SiC Module Enabling High Efficiency, High Power Density Renewable Energy Applications,” PCIM Europe 2023; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, Nuremberg, Germany, 2023, pp. 1-7, doi: 10.30420/566091067.

C86. A. Al-Hmoud, N. Lin, A. Ismail and Y. Zhao, “An Active Gate Driver Architecture for Simultaneous Transient and Steady-State Currents Balancing for Silicon Carbide Power Modules in Parallel,” PCIM Europe 2023; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, Nuremberg, Germany, 2023, pp. 1-6, doi: 10.30420/566091149.

C85. Y. Chen et al., “3.3 kV Low-Inductance Full SiC Power Module,” 2023 IEEE Applied Power Electronics Conference and Exposition (APEC), Orlando, FL, USA, 2023, pp. 2634-2640, doi: 10.1109/APEC43580.2023.10131290.

C84. X. Li et al., “A 10 kV SiC Power Module Stacked Substrate Design with Patterned Middle-layer for Partial Discharge Reduction,” 2023 IEEE Applied Power Electronics Conference and Exposition (APEC), Orlando, FL, USA, 2023, pp. 344-349, doi: 10.1109/APEC43580.2023.10131485.

C83. A. Al-Hmoud, A. Ismail and Y. Zhao, “A High-Density 200-kW All Silicon Carbide Three-Phase Inverter for Traction Applications,” 2023 IEEE Applied Power Electronics Conference and Exposition (APEC), Orlando, FL, USA, 2023, pp. 3143-3146, doi: 10.1109/APEC43580.2023.10131309.

C82. F. Diao et al., “A Medium-Voltage Multilevel Hybrid Converter Using 3.3kV Silicon Carbide MOSFETs and Silicon IGBT Modules,” 2023 IEEE Applied Power Electronics Conference and Exposition (APEC), Orlando, FL, USA, 2023, pp. 848-853, doi: 10.1109/APEC43580.2023.10131462.

C81. R. A. Gomez, D. A. Porras, G. Oggier, J. C. Balda and Y. Zhao, “Three Phase Dual Active Bridges with Integrated Series Inductance using 10-kV SiC MOSFETs for Medium-Voltage Grid Applications,” 2023 IEEE Applied Power Electronics Conference and Exposition (APEC), Orlando, FL, USA, 2023, pp. 2327-2332, doi: 10.1109/APEC43580.2023.10131458.

C80. A. H. Ismail, Z. Ma, A. Al-Hmoud and Y. Zhao, “A High Frequency Coupled Inductor Design for High Power Density DC-DC Converters,” 2023 IEEE Applied Power Electronics Conference and Exposition (APEC), Orlando, FL, USA, 2023, pp. 3275-3280, doi: 10.1109/APEC43580.2023.10131629.

C79. L. Du, H. Cao, X. Du, X. Li, Y. Zhao and H. A. Mantooth, “Single Current Measurement Based Bidirectional Frequency Tracking for Unregulated Series Resonant Dab Converters,” 2023 IEEE Applied Power Electronics Conference and Exposition (APEC), Orlando, FL, USA, 2023, pp. 1395-1401, doi: 10.1109/APEC43580.2023.10131622.

C78. H. Chen et al., “Fabrication and Experimental Validation of Low Inductance SiC Power Module with Integrated Microchannel Cooler,” 2023 IEEE Applied Power Electronics Conference and Exposition (APEC), Orlando, FL, USA, 2023, pp. 366-371, doi: 10.1109/APEC43580.2023.10131620.

C77. F. Guo, Z. Ma, F. Diao, H. Cao and Y. Zhao, “An Enhanced Carrier-Based PWM with Reconstructed Modulation Waves for Three-Level T-type NPC Inverters in Electric Aircraft Propulsion Applications,” 2023 IEEE Applied Power Electronics Conference and Exposition (APEC), Orlando, FL, USA, 2023, pp. 1037-1041, doi: 10.1109/APEC43580.2023.10131665.

C76. A. H. Ismail, H. Cao, A. Al-Hmoud, Z. Ma, X. Du and Y. Zhao, “A 3.3 kV Silicon Carbide MOSFET Based Building Block for Medium-Voltage Ultra-Fast DC Chargers,” 2023 IEEE Applied Power Electronics Conference and Exposition (APEC), Orlando, FL, USA, 2023, pp. 1693-1700, doi: 10.1109/APEC43580.2023.10131643.

C75. Z. Ma, F. Diao, Z. Wang, Y. Wu, M. H. Mahmud and Y. Zhao, “Design and Demonstration of a Medium-Voltage Silicon Carbide ANPC Power Stage,” 2022 IEEE Energy Conversion Congress and Exposition (ECCE), Detroit, MI, USA, 2022, pp. 1-5, doi: 10.1109/ECCE50734.2022.9948083.

C74. A. H. Ismail, Z. Ma, A. Al–Hmoud and Y. Zhao, “An Interleaved Multi-Phase Boost Converter with Coupled Inductors for High Power Density,” 2022 IEEE Energy Conversion Congress and Exposition (ECCE), Detroit, MI, USA, 2022, pp. 01-07, doi: 10.1109/ECCE50734.2022.9947586.

C73. F. Guo, Y. Zhao and P. Wheeler, “A CBPWM Strategy with Flexible Zero-Sequence Voltage Injection for Three-Level TNPC Converters in Aircraft Electric Starter/Generator System,” 2022 IEEE Energy Conversion Congress and Exposition (ECCE), Detroit, MI, USA, 2022, pp. 1-6, doi: 10.1109/ECCE50734.2022.9947425.

C72. X. Li et al., “EMI Mitigation with Stacking DBC Substrate for High Voltage Power Module,” 2022 IEEE Energy Conversion Congress and Exposition (ECCE), Detroit, MI, USA, 2022, pp. 1-7, doi: 10.1109/ECCE50734.2022.9947391.

C71. R. A. Gomez, S. F. Christian, G. G. Oggier, R. A. Fantino, J. C. Balda and Y. Zhao, “Etching Process to Reduce Interlamination Short Circuits and Core Loss Comparison for Tape-Wound Cut Cores,” 2022 IEEE 13th International Symposium on Power Electronics for Distributed Generation Systems (PEDG), Kiel, Germany, 2022, pp. 1-6, doi: 10.1109/PEDG54999.2022.9923076.

C70. R. A. Gomez, D. A. Porras Fernandez, G. G. Oggier, J. C. Balda and Y. Zhao, “Comparison of High-Frequency Ferrite and Nanocrystalline Core Losses Using Identical Geometries,” 2022 IEEE 13th International Symposium on Power Electronics for Distributed Generation Systems (PEDG), Kiel, Germany, 2022, pp. 1-5, doi: 10.1109/PEDG54999.2022.9923143.

C69. Y. Zhao et al., “Design and Performance Assessment of a Digital Gate Driving Solution for Silicon Carbide Power Modules,” PCIM Europe 2022; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, Nuremberg, Germany, 2022, pp. 1-6, doi: 10.30420/565822224.

C68. Y. Zhao, F. Diao, Y. Wu, A. Kashyap and S. Bontemps, “Design and Demonstration of A 75 kW Grid-Tied Inverter using Low-Inductance 1.7 kV Silicon Carbide Modules,” PCIM Europe 2022; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, Nuremberg, Germany, 2022, pp. 1-6, doi: 10.30420/565822088.

C67. H. Cao, G. Zhu, F. Diao and Y. Zhao, “Novel Power Decoupling Methods for Three-Port Triple-Active-Bridge Converters,” 2022 IEEE Applied Power Electronics Conference and Exposition (APEC), Houston, TX, USA, 2022, pp. 1833-1837, doi: 10.1109/APEC43599.2022.9773403.

C66. N. Lin, Y. Wu, M. Mahmud, Y. Zhao and A. Mantooth, “Current Balancing Methods for a High Power Silicon Carbide Inverter with Paralleled Modules,” 2022 IEEE Applied Power Electronics Conference and Exposition (APEC), Houston, TX, USA, 2022, pp. 1586-1591, doi: 10.1109/APEC43599.2022.9773496.

C65. F. Diao, G. Zhu, A. Rockhill, H. Cao, Y. Wu and Y. Zhao, “Physics-Based Magnetic Modeling of a Three-Port Transformer in a Triple-Active-Bridge Converter with Decoupled Power Flow Regulation,” 2022 IEEE Applied Power Electronics Conference and Exposition (APEC), Houston, TX, USA, 2022, pp. 1492-1499, doi: 10.1109/APEC43599.2022.9773545.

C64. F. Diao, G. Zhu, Y. Wu, Y. Li, Z. Ma and Y. Zhao, “A Modular and Performance-Tunable Silicon Carbide Half-Bridge Building Block with Digital Gate Driver,” 2022 IEEE Applied Power Electronics Conference and Exposition (APEC), Houston, TX, USA, 2022, pp. 251-258, doi: 10.1109/APEC43599.2022.9773504.

C63. N. Lin, Y. Zhao and A. Mantooth, “A Close-loop Current Balancing Method for High Power Silicon Carbide Inverter with Paralleled Power Modules,” 2022 IEEE Applied Power Electronics Conference and Exposition (APEC), Houston, TX, USA, 2022, pp. 1437-1443, doi: 10.1109/APEC43599.2022.9773392.

C62. X. Li et al., “High Voltage SiC Power Module Optimized for Low Parasitics and Compatible System Interface,” 2022 IEEE Applied Power Electronics Conference and Exposition (APEC), Houston, TX, USA, 2022, pp. 999-1003, doi: 10.1109/APEC43599.2022.9773726.

C61. H. Chen et al., “Feasibility Design of Tight Integration of Low Inductance SiC Power Module with Microchannel Cooler,” 2022 IEEE Applied Power Electronics Conference and Exposition (APEC), Houston, TX, USA, 2022, pp. 962-965, doi: 10.1109/APEC43599.2022.9773698.

C60. Z. Zhao, Y. Wu, F. Diao, N. Lin, X. Du and Y. Zhao, “A High-Power, High-Frequency Matrix Core Transformer Design for Medium Voltage Dual Active Bridge,” 2022 IEEE Applied Power Electronics Conference and Exposition (APEC), Houston, TX, USA, 2022, pp. 582-587, doi: 10.1109/APEC43599.2022.9773400.

C59. Y. Wu, M. Mahmud, F. Diao, Y. Zhao, R. K. Moorthy and M. S. Chinthavali, “Extremum Seeking Control based Resonant Frequency Estimation for a Grid-Tied Inverter with LCL Filter,” 2021 IEEE Energy Conversion Congress and Exposition (ECCE), 2021, pp. 882-886, doi: 10.1109/ECCE47101.2021.9595405.

C58. R. A. G. Jimenez, G. G. Oggier, R. A. Fantino, J. C. Balda and Y. Zhao, “Design of Nanocrystalline Medium-Voltage Medium-Frequency Three-Phase Transformers for Grid-Connected Applications,” 2021 IEEE Energy Conversion Congress and Exposition (ECCE), 2021, pp. 1142-1148, doi: 10.1109/ECCE47101.2021.9595466.

C57. X. Du, F. Diao, Y. Zhao, K. Uvodich and N. Miljkovic, “A High-Density 5kW 800V to 48VDC/DC Converter for Vehicle Applications,” 2021 IEEE Energy Conversion Congress and Exposition (ECCE), 2021, pp. 1502-1506, doi: 10.1109/ECCE47101.2021.9595198.

C56.  Z. Wang, Z. Yuan and Y. Zhao, “A Gate-Driver Architecture with High Common-Mode Noise Immunity under Extremely High dv/dt,” 2021 IEEE Applied Power Electronics Conference and Exposition (APEC), 2021, pp. 2532-2536, doi: 10.1109/APEC42165.2021.9487312.

C55.  Z. Zhao, F. Diao, Y. Wu, Z. Wang and Y. Zhao, “DC-Link Capacitor Current Modeling and Analysis for Three-Level Voltage Source Inverters,” 2021 IEEE Applied Power Electronics Conference and Exposition (APEC), 2021, pp. 2434-2439, doi: 10.1109/APEC42165.2021.9487366.

C54.   Z. Zhao, Y. Wu, X. Du and Y. Zhao, “Design and Optimization of the High Frequency Transformer for 100kW CLLC Converter,” 2021 IEEE Applied Power Electronics Conference and Exposition (APEC), 2021, pp. 1709-1716, doi: 10.1109/APEC42165.2021.9487200.

C53.  X. Du, F. Diao, Z. Zhao and Y. Zhao, “A 25kW Silicon Carbide 3kV/540V Series-Resonant Converter for Electric Aircraft Systems,” 2021 IEEE Applied Power Electronics Conference and Exposition (APEC), 2021, pp. 1183-1188, doi: 10.1109/APEC42165.2021.9487328.

C52.  Z. Wang, Z. Yuan, Z. Ma, F. Diao and Y. Zhao, “Fixtures Design Considerations for Impedance Measurement,” 2021 IEEE Applied Power Electronics Conference and Exposition (APEC), 2021, pp. 1555-1559, doi: 10.1109/APEC42165.2021.9487085.

C51.  Z. Wang, Z. Yuan and Y. Zhao, “Parasitic Inductances Extraction for SiC Power Modules Using An Enhanced Two-Port S-Parameter Approach,” 2021 IEEE Applied Power Electronics Conference and Exposition (APEC), 2021, pp. 2420-2426, doi: 10.1109/APEC42165.2021.9487325.

C50.  G. G. Oggier, R. G. Jimenez, Y. Zhao and J. C. Balda, “Modeling and Characterization of 10-kV SiC MOSFET Modules for Medium-Voltage Distribution Systems,” 2020 IEEE 11^th International Symposium on Power Electronics for Distributed Generation Systems (PEDG), 2020, pp. 583-590, doi: 10.1109/PEDG48541.2020.9244411.

C49.  B. Mohammad Nafis, M. Mahmud, Z. Wang, Y. Wu, D. Huitink, and Y. Zhao, “System and Component Level Risk Assessment for SiC MOSFET Based Inverter for Traction Application.” Proceedings of the ASME 2020 International Technical Conference and Exhibition on Packaging and Integration of Electronic and Photonic Microsystems. V001T07A007. ASME.

C48.  G. Zhu, R. D. Lorenz, F. Diao and Y. Zhao, “Low Loss Online Capacitor Tuning Method for Reactive Power Reduction of Inductive Wireless Power Transfer System Under Misalignment,” 2020 IEEE Transportation Electrification Conference & Expo (ITEC), 2020, pp. 961-965.

C47.  Y. Li, F. Diao and Y. Zhao, “A Simplified Model Predictive Control Strategy for a Nine-Level Hybrid Multilevel Converter,” 2020 IEEE Energy Conversion Congress and Exposition (ECCE), 2020, pp. 5751-5756, doi: 10.1109/ECCE44975.2020.9235850.

C46.  Z. Zhao, F. Diao, Y. Wu, N. Lin and Y. Zhao, “An Inductor Current Estimation Approach for DC/DC Converters Based on Bisection Method,” 2020 IEEE Energy Conversion Congress and Exposition (ECCE), 2020, pp. 3215-3219, doi: 10.1109/ECCE44975.2020.9235419.

C45.  N. Lin, Z. Zhao, F. Diao, Y. Zhao and J. C. Balda, “A Composite DC-DC Converter using Current-Fed Dual-Half Bridge,” 2020 IEEE Energy Conversion Congress and Exposition (ECCE), 2020, pp. 607-612, doi: 10.1109/ECCE44975.2020.9235867.

C44.  S. Christian, R. A. Fantino, R. Amir Gomez, Y. Zhao and J. C. Balda, “Variable-Frequency Controlled Interleaved Boost Converter,” 2020 IEEE Energy Conversion Congress and Exposition (ECCE), 2020, pp. 601-606, doi: 10.1109/ECCE44975.2020.9235926.

C43.  F. Diao, Y. Li, Z. Wang, Y. Wu and Y. Zhao, “A Computational Efficient Space-Vector Modulation Scheme for A Hybrid Seven-Level Converter for Medium Voltage Grid-Tied Applications,” 2020 IEEE Applied Power Electronics Conference and Exposition (APEC), New Orleans, LA, USA, 2020, pp. 1786-1790.

C42.  S. Christian, R. A. Fantino, R. Amir Gomez, J. C. Balda, Y. Zhao and G. Zhu, “150-kW Three-Port Custom-Core Transformer Design Methodology,” 2020 IEEE Applied Power Electronics Conference and Exposition (APEC), New Orleans, LA, USA, 2020, pp. 1020-1024

C41.  Y. Li, Y. Zhao and F. Diao, “High-Efficiency Model Predictive Control for Star-Connected Cascaded H-Bridge STATCOM Under Unbalanced Conditions,” 2020 IEEE Applied Power Electronics Conference and Exposition (APEC), New Orleans, LA, USA, 2020, pp. 982-988,

C40.  Y. Wu, M. H. Mahmud, E. Allee, Y. Zhao and A. Mantooth, “An Optimized Silicon Carbide based 2×250 kW Dual Inverter for Traction Applications,” 2020 IEEE Applied Power Electronics Conference and Exposition (APEC), New Orleans, LA, USA, 2020, pp. 911-916,

C39.  X. Zhao, S. Zhao, Z. Zhao, F. Diao, Y. Zhao, C. Farnell and A. Mantooth, “A Variable Switching Frequency Virtual Space Vector Pulse-Width Modulation Based on the Current Ripple Prediction,” 2019 IEEE Energy Conversion Congress and Exposition (ECCE), Baltimore, MD, USA, 2019, pp. 2814-2820. 

C38.  M. Mahmud, Y. Wu, W. Alhosaini, F. Diao and Y. Zhao, “A High Frequency Signal Injection based Optimum Reference Flux Searching for Direct Torque Control of A Three-Level Traction Drive,” 2019 IEEE Energy Conversion Congress and Exposition (ECCE), Baltimore, MD, USA, 2019, pp. 4540-4545. 

C37.  Y. Wu, M. Mahmud, W. Alhosaini, Y. Zhao, A. Mantooth and Y. Zhang, “An Uncertainty and Disturbance Estimator Based Voltage Control for Dual-Active-Bridge Converters,” 2019 IEEE Energy Conversion Congress and Exposition (ECCE), Baltimore, MD, USA, 2019, pp. 5204-5209. 

C36.  R. Alizadeh, S. G. Jorge, J. Carlos Balda and Y. Zhao, “A Minimum DC-Link Capacitance Estimation and Robust Voltage Control for an N-Phase Interleaved Boost Converter Supplying a Traction Inverter,” 2019 IEEE Applied Power Electronics Conference and Exposition (APEC), Anaheim, CA, USA, 2019, pp. 265-270.

C35.  R. Alizadeh, T. Adamson, J. C. Balda, Y. Zhao, M. Asheghi and K. E. Goodson, “A Compact 50-kW Traction Inverter Design Using Off-the-Shelf Components,” 2019 IEEE Applied Power Electronics Conference and Exposition (APEC), Anaheim, CA, USA, 2019, pp. 2614-2619.

C34.  W. Alhosaini and Y. Zhao, “A Model Predictive Voltage Control using Virtual Space Vectors for Grid-Forming Energy Storage Converters,” 2019 IEEE Applied Power Electronics Conference and Exposition (APEC), Anaheim, CA, USA, 2019, pp. 1466-1471.

C33.  Z. Wang, Z. Zhao, M. Hammad Uddin and Y. Zhao, “Current Ripple Analysis and Prediction for Three-Level T-Type Converters,” 2018 IEEE Energy Conversion Congress and Exposition (ECCE), Portland, OR, 2018, pp. 7251-7257.

C32.  R. Alizadeh, M. Schupbach, T. Adamson, J. C. Balda, Y. Zhao, “Busbar Design for Distributed DC-Link Capacitor Banks for Traction Applications,” 2018 IEEE Energy Conversion Congress and Exposition (ECCE), Portland, OR, 2018, pp. 4810-4815.

C31.  Y. Zhao, T. Adamson, J. C. Balda and Y. Zhang, “A Frequency-Modulated Space Vector Pulse-Width Modulation for Ripple Current Control of Permanent-Magnet Motor Drives,” 2018 IEEE Energy Conversion Congress and Exposition (ECCE), Portland, OR, 2018, pp. 6578-6584.

C30.  W. Alhosaini, M. H. Mahmud and Y. Zhao, “Fast and Secure Operation of Voltage Source Inverter based DERs using Model Predictive Droop Control,” 2018 IEEE Energy Conversion Congress and Exposition (ECCE), Portland, OR, 2018, pp. 1035-1042.

C29.  Z. Wang, M. H. Mahmud, M. H. Uddin, B. McPherson, B. Sparkman, Y. Zhao, H. A. Mantooth, J. Fraley, “A Compact 250 kW Silicon Carbide MOSFET based Three-Level Traction Inverter for Heavy Equipment Applications,” 2018 IEEE Transportation Electrification Conference and Expo (ITEC), Long Beach, CA, 2018, pp. 1129-1134.

C28.  S. Zhao, Z. Wang, J. Umuhoza, A. Mantooth, Y. Zhao and C. Farnell, “Distributed power quality enhancement using residential power routers,” 2018 IEEE Applied Power Electronics Conference and Exposition, San Antonio, TX, 2018, pp. 513-520.

C27.  Mahmud, M. H., Y. Zhao and Y. Zhang, “A sliding mode duty-ratio control with current balancing algorithm for interleaved buck converters,” 2018 IEEE Applied Power Electronics Conference and Exposition, San Antonio, TX, 2018, pp. 2281-2287.

C26.  L. Wang, X. Zhang, J. Deng, J. Yang, K. Olanrewaju and Y. Zhao “Unwanted Turn-On of SiC JFET Bi-directional Switches under Influence of Parasitic Parameters”, IECON 2017 – 43^rd Annual Conference of the IEEE Industrial Electronics Society, Beijing, 2017, pp. 4194-4199.

C25.  Y. Zhao, M. Mahmud, and L. Wang, “An Online Optimal Reference Flux Searching Approach for Direct Torque Control of Interior Permanent Magnet Synchronous Machines”, IECON 2017 – 43^rd Annual Conference of the IEEE Industrial Electronics Society, Beijing, 2017, pp. 1790-1795.

C24.  M. Mahmud, Y. Zhao, and L. Wang, “A High-Bandwidth PV Source Simulator using a Sliding Mode Controlled Interleaved Buck Converter”, in IECON 2017 – 43^rd Annual Conference of the IEEE Industrial Electronics Society, Beijing, 2017, pp. 2326-2331.

C23.  K. Palaniappan, S. Veerapeneni, R. Cuzner and Y. Zhao, “Assessment of the feasibility of interconnected smart DC homes in a DC microgrid to reduce utility costs of low income households”, in Proc. 2017 IEEE Second International Conference on DC Microgrids, Nuremburg, 2017, pp. 467-473.

C22.  Y. Zhang, R. Kotecha, A. Mantooth, J. C. Balda, Y. Zhao, and C. Farnell, “Cascaded bridgeless totem-pole multilevel converter with model predictive control for 400 V dc-powered data centers,” in Proc. 2017 IEEE Applied Power Electronics Conference and Exposition, Tampa, FL, USA, pp. 2745-2750.

C21.  S. Madhusoodhanan, S. Koukourinkova, T. White, Z. Chen, Y. Zhao, M. Ware, “Highly linear temperature sensor using GaN-on-SiC heterojunction diode for harsh environment applications,” in Proc. 4^th IEEE Workshop on Wide Bandgap Power Devices and Applications, Fayetteville, AR, Nov. 7-9, pp. 1-5.

C20.  Y. Zhao, “Online MTPA control for salient-pole PMSMs using square-wave current injection,” in Proc. 2016 IEEE Energy Conversion Congress and Exposition, Milwaukee, WI, 2016, pp. 1-6.

C19.  Y. Zhao, “Virtual square-wave current injection based maximum torque per ampere control for interior permanent-magnet synchronous machines,” in Proc. 2016 IEEE Transportation Electrification Conference and Expo, Dearborn, MI, 2016, pp. 1-6.

C18.  Y. Zhao and W. Qiao, “Enhanced rotor position/speed observer for sensorless control of salient-pole permanent magnet synchronous machines,” in Proc. 2015 IEEE Energy Conversion Congress and Exposition 2015, Montreal, Canada, July 26-30, 2015, pp. 860-866.

C17.  C. Wei, W. Qiao, and Y. Zhao, “Sliding-mode observer-based sensorless direct power control of DFIGs for wind power applications,” in Proc. 2015 IEEE PES General Meeting, Denver, CO, USA, July 26-30, 2015, pp. 1-5.

C16.  Z. Zhang, Y. Zhao, J. Zeng, and W. Qiao, “A discrete-time direct torque control for salient-pole permanent-magnet synchronous generators based on flux space vectors,” in Proc. 2014 IEEE Energy Conversion Congress and Exposition, Pittsburgh, PA, USA, Sept. 14-18, 2014, pp. 1515-1521.

C15.  Y. Zhao, W. Qiao, and L. Wu, “Sensorless control of surface-mounted permanent-magnet synchronous machines for low-speed operation based on high-frequency square-wave voltage injection,” in Proc. IEEE IAS 48th Annual Meeting, Orlando, FL, USA, Oct. 6-11, 2013, pp. 1-8.

C14.  Z. Zhang, Y. Zhao, W. Qiao, and L. Qu, “A discrete-time DTFC for direct-drive PMSG Wind Turbines,” in Proc. 2013 IEEE Industry Applications Society Annual Meeting, Oct. 6-11, 2012, pp. 1-8.

C13.  Y. Zhao, W. Qiao, and L. Wu, “An extended flux model-based rotor position estimator for sensorless control of interior permanent magnet synchronous machines,” in Proc. 2013 IEEE Energy Conversion Congress and Exposition, Denver, CO, USA, Sept. 15-19, 2013, pp. 3799-3806.

C12.  Y. Zhao, W. Qiao, and L. Wu, “Stability and dynamic performance improvement of a sensorless IPMSM drive via adaptive estimated-speed-assisted position prediction and current quality evaluation,” in Proc. 2013 IEEE Energy Conversion Congress and Exposition, Denver, CO, USA, Sept. 15-19, 2013, pp. 3473-3480.

C11.  J. Zeng, D. Lu, Y. Zhao, Z. Zhang, W. Qiao, and X. Gong, “Wind turbine fault detection and isolation using support vector machines and residual-based method,” in Proc. 2013 American Control Conference, Washington, DC, June 17-19, 2013, pp. 3661-2666.

C10.  Y. Zhao, W. Qiao, and L. Wu, “Model adaptive reference system-based speed estimators for sensorless control of interior permanent magnet synchronous machines,” in Proc. 2013 IEEE Transportation Electrification Conference and Expo, Detroit, MI, USA, June 16-19, 2013, pp. 1-6.

C9.    Y. Zhao, W. Qiao, and L. Wu, “An adaptive quasi-sliding-mode observer-based sensorless drive for heavy-duty interior permanent magnet synchronous machines,” in Proc. 28th Annual IEEE Applied Power Electronics Conference and Exposition, Long Beach, CA, Mar. 17-21, 2013, pp. 781-788.

C8.    Y. Zhao, W. Qiao, and L. Wu, “Dead-time effect and current regulation quality analysis for a sliding-mode position observer-based sensorless IPMSM drives,” in Proc. IEEE IAS 47^th Annual Meeting, Las Vegas, NV, USA, Oct. 7-11, 2012, pp. 1-7.

C7.    Z. Zhang, Y. Zhao, W. Qiao, and L. Qu, “A space-vector modulated sensorless direct-torque control for direct-drive PMSG wind turbines,” in Proc. IEEE IAS 47^th Annual Meeting, Las Vegas, NV, USA, Oct. 7-11, 2012, pp. 1-7.

C6.    Y. Zhao, W. Qiao, and L. Wu, “Sensorless control for interior permanent magnet synchronous machines based on a multilayer discrete-time sliding-mode observer,” in Proc. 2012 IEEE Energy Conversion Congress and Exposition, Raleigh, NC, USA, Sept. 15-20, 2012, pp. 1788-1795.

C5.    Y. Zhao, W. Qiao, and L. Wu, “Estimated-speed-aided stabilizers for sensorless control of interior permanent magnet synchronous machines,” in Proc. 2012 IEEE Energy Conversion Congress and Exposition, Raleigh, NC, USA, Sept. 15-20, 2012, pp. 2631-2638.

C4.    Y. Zhao, W. Qiao, and L. Wu, “Oscillation mitigation for sliding mode observers in sensorless control of interior permanent magnet synchronous machines,” in Proc. 2012 IEEE Transportation Electrification Conference and Expo, Dearborn, MI, USA, June 18-20, 2012, pp. 1-6. (Best Paper Award)

C3.    Y. Zhao, W. Qiao, and L. Wu, “Position extraction from a sliding-mode observer for sensorless control of IPMSMs,” in Proc. 21^st IEEE International Symposium on Industrial Electronics, Hangzhou, China, May 28-31, 2012, pp. 725-730.

C2.    Y. Zhao, W. Qiao, and L. Wu, “Compensation algorithms for sliding mode observers in sensorless control of IPMSMs,” in Proc. 2012 IEEE International Electrical Vehicle Conference, Greenville, SC, USA, Mar. 4-8, 2012, pp. 1-7.

C1.    Y. Zhao and W. Qiao, “A third-order sliding-mode controller for DC/DC converters with constant power loads,” in Proc. IEEE IAS 46th Annual Meeting, Orlando, FL, USA, Oct. 9-13, 2011, pp. 1-8.