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Yang Cao

Professor
Office: GANT 105D
Phone: (860) 486-0915
Email: yang.cao@uconn.edu

EDUCATION

  • PhD in Material Science, University of Connecticut, 2002
  • MS in Condensed Matter Physics, Tongji University, 1995
  • BS in Applied Physics, Tongji University, 1992

APPOINTMENTS

RESEARCH FOCUS

  • High voltage engineering
  • Flexible electronics, electroactive materials/devices
  • HVDC/MVDC
  • Grid Protection, hardening and asset management

RECENT RESEARCH PROJECTS

  • G&W Electric, “Ablative Materials Development”, PI, 1/1/2024-12/30/2024
  • ONR, “Barrier Coatings for Commercial High-Temperature Polymer Films” (N00014-23-1-2346), PI, 4/1/2023-3/30/2026
  • ONR, “PolyAlicyclics by Rational design as Dielectrics for Extreme Electrification”, Co-PI, 4/1/2023-3/30/2026
  • ONR, “Scaleup of High Temperature Polyimide and Polyolefin Dielectrics, Film Processing and Testing”, Co-PI, 4/1/2023-3/30/2026
  • ONR, “New Suite of Insulations for High Power Density Electrical Generators” (N00014-23-C-1021), Co-PI, 12/1/2022-11/30-2024
  • ONR, “Variable-Speed-Drive Insulation” (N0014-23-1-2062), PI, 12/1/2022-11/30-2025
  • ARPA-e, “Substation in a Cable for Adaptable, Low-cost Electrical Distribution (SCALED)” (DE-AR0001568), Co-PI,  3/14/2022-3/13/2025.
  • ARPA-e, “Detection and Fixation: A Lifecycle-Management Framework Towards an SF6-Free Green Power Network” (DE-AR0001523), PI, 3/21/2022-3/20/2025.
  • G&W Electric, “Switchgear Materials Study”, PI, 6/1/2021-8/30/2023
  • Collins Aerospace, “High Voltage Insulation”, PI, 5/1/2021-11/30/2022
  • NASA/NPS, “Advanced Insulation System Design for Fast Light-weight Altitude-ready Solid-state Circuit Breaker for Hybrid Electric Propulsion (FLASH)” (N00244-20-1-008), PI, 8/1/2020-9/24/2023
  • ONR “High Torque Density Motor Insulation” (N00014-19-1-2306), PI, 5/15/19 to 5/14/2023
  • ONR “Accelerated Co-Designs of High K Polymer Dielectrics” (N00014-19-1-2304), PI, 5/01/19 to 4/30/2023
  • ONR MURI, Tracking, Diagnosing and Impeding Dielectric Breakdown in Polymers (N00014-17-1-2656), Co-PI, 8/1/2017-7/31/2023. https://muri.ims.uconn.edu
  • NSF Phase I i/UCRC University of Connecticut Site: Center for Novel High Voltage/Temperature Materials and Structures (NSF HVT) (1650544), Site Director, 2/1/2017 – 9/30/2023   http://www.hvtcenter.org Industrial Advisory Board (NAPA, GE, Eversource, Marmon Utility, G&W,USi)

HONORS & SERVICE ACTIVITIES

  • Elected Member, Connecticut Academy of Science and Engineering (CASE) (2020)
  • Professional: IEEE Senior Member
  • Research: UConn ECE Research Excellence (2022, 2018), GE Technical Career Award (2013), GE Technical Achievement Award (2011), GE Innovation Award (2010)
  • Service: Member of Technical Program Committee, IEEE Dielectric and Electrical Insulation Society

RECENT PUBLICATIONS & PATENTS

2024:

  • Stuti Shukla‡, Chao Wu‡, Ankit Mishra, Junkun Pan, Aaron P. Charnay, Ashish Khomane, Ajinkya Deshmukh, Jierui Zhou, Madhubanti Mukherjee, Rishi Gurnani, Pragati Rout, Riccardo Casalini, Rampi Ramprasad, Michael D. Fayer, Priya Vashishta, Yang Cao*, Gregory Sotzing*, “Pendant group functionalization of cyclic olefin for high temperature and high-density energy storage”, Advanced Materials, accepted, May 12th, 2024.
  • Jierui Zhou, Mohamadreza Arab Baferani, Tohid Shahsavarian, Patrick McGinnis, Steven Walker, Dehao Qin, Zheyu Zhang, Dong Dong, Di Zhang, Chuanyang Li, Yang Cao, “DC Flashover in Printed Circuit Boards at Low Gas Pressures: Mechanism and Mitigation Recommendations”, IEEE Access, accepted, May 17th, 2024.
  • Ningzhen Wang, He Zhang, Xunlin Qiu, Reimund Gerhard, Jan van Turnhout, Jason Cressotti, Dong Zhao, Liang Tang, Yang Cao, “Recent Advances in Ferroelectret Fabrication, Performance Optimization and Applications”, Advanced Materials, Vol.36, 202400657, 2025. DOI: 10.1002/adma.202400657
  • Wenqiang Gao, Luisa Posada, Shubhashish Shubhashish, Vahid Shiravand, Capri Price, Radislav Potyrailo, Karim Younsi, Shiyao Shan, Ibrahima Ndiaye, Jierui Zhou, Charlotte Cabrera, Wesley Zhong, Steven L. Suib, Yang Cao, “Mitigations of Aging Product Generation in C4F7N-Based SF6 Alternatives – A Holistic Approach”, ACS Sustainable Chemistry & Engineering, Vol.12, pp.6467-6472, 2024. DOI: 10.1021/acssuschemeng.4c01641

        Insider cover highlight.

  • Wenqiang Gao, Luisa Posada, Vahid Shiravand, Shubhashish Shubhashish, Capri Price, Boya Zhang, Radislav Potyrailo, Karim Younsi, Shiyao Shan, Ibrahima Ndiaye, Charlotte Cabrera, Jierui Zhou, Maxime Perret, Thomas Berteloot, Yannick Kieffel, Andres Laso, Nenad Uzelac, Steven L. Suib, Yang Cao, “Decomposition characteristics of C4F7N-based SF6-alternative gas mixtures”, Journal of Applied Physics, Vol.135, 063302, 2024. DOI: 10.1063/5.0188478

2023:

  • Zongze Li+, Chao Wu+, Lihua Chen, Yifei Wang, Zeynep Mutulu, Hiroaki Uehara, Jierui Zhou, Miko Cakmak, Rampi Ramprasad & Yang Cao*, “Probing electronic band structures of polymer dielectrics via prebreakdown conduction”, Advanced Materials, Vol.36, 2310497, 2024. DOI: 10.1002/adma.202310497
  • Ningzhen Wang, Mohamadreza Arab Baferani, Robert Daniels, Chao Wu, Jindong Huo, Jan van Turnhout, Gregory A. Sotzing, Reimund Gerhard, Yang Cao, “Macro-dipoles in soft/hard expanded-polytetrafluoroethylene + fluoroethylenepropylene (ePTFE+FEP) fluoropolymer-film systems for high-output piezoelectric ferroelectret-transducer applications”, Journal of Physics D: Applied Physics, Vol.57, 145502, 2024. DOI: 10.1088/1361-6463/ad1a84
  • Arshiah Y. Mirza, Hiep H. Nguyen, Yang Cao, Ali M. Bazzi, “Prediction of Breakdown Time of Insulation Material for use in Medium-voltage Inverter-fed Marine Propulsion Motor Applications”, IEEE Transactions on Transportation Electrification, accepted, Dec. 10th, 2023.
  • Jierui Zhou, Marina Dabaghian, Yifei Wang, Michael Sotzing, Anna Marie LaChance, Kuangyu Shen, Wenqiang Gao, Antigoni Konstantinou, Chao Wu, Jing Hao, Luyi Sun, Yang Cao, “High-Temperature Dielectric Energy Storage Films with Self-co-assembled Hot-electron Blocking Nanocoatings”, Nano Energy, Vol. 120, 109184, 2024. DOI: 10.1016/j.nanoen.2023.109184
  • Ajinkya Deshmukh, Chao Wu*, Omer Yassin, Lihua Chen, Stuti Shukla, Jierui Zhou, Ashish Khomane, Rishi Gurnani, Ting Lei, Xidong Liang, Rampi Ramprasad, Yang Cao*, Gregory Sotzing*, “The Effect of Fluorine in Redesigning Energy Storage Properties of High-Temperature Dielectric Polymers”, ACS Applied Materials & Interfaces, Vol. 15, pp.46840-46848, 2023. DOI: 10.1021/acsami.3c08858
  • Dehao Qin, Zheyu Zhang, Di Zhang, Yuntao Xu, Cheng Wan, Lakshmi Ravi, Tohid Shahsavarian, Dong Dong, Yang Cao, “Oscillation Issue and Solution for Solid-state Circuit Breaker Using High Power IGBT Module”, IEEE Transactions on Industry Applications, accepted, Aug.22, 2023. DOI: 10.1109/TIA.2023.3314015
  • Ankit Mishra, Lihua Chen, ZongZe Li, Ken-ichi Nomura, Aravind Krishnamoorthy, Shogo Fukushima, Subodh C Tiwari, Rajiv K Kalia, Aiichiro Nakano, Rampi Ramprasad, Greg Sotzing, Yang Cao, Priya Vashishta, “Computational framework for polymer synthesis to study dielectric properties using polarizable reactive molecular dynamics”, Computational Materials Science, Vol.228, 112340, 2023. DOI: 10.1016/j.commatsci.2023.112340
  • Sebastian M. Fica-Contreras, Zongze Li, Abdullah Alamri, Aaron P. Charnay, Junkun Pan, Chao Wu, Jeffrey R. Lockwood, Omer Yassin, Stuti Shukla, Gregory Sotzing*, Yang Cao*, Michael D. Fayer*, “Synthetically tunable polymers, free volume element size distributions, and dielectric breakdown field strengths”, Materials Today, Vol.67, July-August, pp.57-67, 2023. DOI: 10.1016/j.mattod.2023.05.010
  • Chao Wu, Ajinkya A Deshmukh, Lihua Chen, Rampi Ramprasad, Gregory A Sotzing, Yang Cao, “Impact of Oxygen Containing Carbonyl and Ether Groups on Dielectric Properties of Poly (oxa) norbornene Cyclic Olefins”, Journal of Advanced Dielectrics, Vol.13, 2341005, 2023, DOI: 10.1142/S2010135X23410059
  • Jindong Huo, Yifei Wang, Ningzhen Wang, Wenqiang Gao, Jierui Zhou, Yang Cao, “Data-driven design and optimization of ultra-tunable acoustic metamaterials“, Smart Materials and Structures, Vol.32, 05LT01, March 10th, 2023. DOI: 10.1088/1361-665X/acc36c
  • Yifei Wang, Jierui Zhou, Antigoni Konstantinou, Mohamadreza Arab Baferani, Kerry Davis, Wenqiang Gao, Yang Cao, “Sandwiched polymer nanocomposites reinforced by two-dimensional interface nanocoating for ultrahigh energy storage performance at elevated temperatures“, Small, Vol.19, 2208105, 2023. DOI: 10.1002/smll.202208105
  • Weikang Xian, Chung-Hao Liu, Behrad Kangarlou, Shing-Yun Chang, Chao Wu, Yang Cao, Luyi Sun, Anson W. K. Ma, Mu-Ping Nieh, Amitesh Maiti, Andrew P. Saab, and Ying Li, “Effect of Diphenyl Content on Viscoelasticity of Poly(dimethyl-co-diphenyl)siloxane Melt and Network”, ACS Appl. Polym. Mater., Vol.5, pp.1915-1925, 2023. DOI: 10.1021/acsapm.2c01979
  • Mayank Jain, Zeynep Mutlu, Jiahao Mao, Jierui Zhou, Chao Wu, Yang Cao, Mukerrem Cakmak, “Effect of constrained annealing on the structural and dielectric properties of melt cast PVDF/PMMA films”, Journal of Polymer Science, Vol.61, pp.1132-1149, 2023. DOI: 10.1002/pol.20220758
  • Yang Cao, US Patent # 11,855,501, “Nanostructured insulation for electric machines”, Dec. 26th, 2023.
  • Yang Cao, US Patent # 11569701, “Nanostructured insulation for electric machines“, Jan. 31, 2023.

2022:

  • Mayank Jain, Zeynep Mutlu, Jiahao Mao, Jierui Zhou, Peinan Zhou, Chao Wu, Tugba Isik, Yang Cao, Volkan Ortalan, Miko Cakmak, “Shear Amplification of Orientation in Nylon 11/Clay Nanocomposites during Melt Casting and Resulting Electrical Properties“, Polymer Engineering and Science, Vol.63, pp.863-879 , 2023. DOI: 10.1002/pen.26250
  • Mayank Jain, Zeynep Mutlu, Jiahao Mao, Jierui Zhou, Peinan Zhou, Chao Wu, Yang Cao, Mukerrem Cakmak, “Effect of uniaxial stretching on the structural and dielectric properties of melt cast Nylon 11 films“, Polymer Engineering and Science, Vol.63, pp.387-401, 2023. https://doi.org/10.1002/pen.26214
  • Chao Wu, L. A. Dissado, Yanfeng Gao, Qian Wang, Yingyan Liu, Yang Cao, and Xidong Liang, “Dielectric Response – A Nondestructive Approach to Probing the Micro-interface of Aluminum Hydroxide Filled Silicone Rubber Composites for Outdoor Insulation”, IET High Voltage, Vol.8, pp.810-818, 2023. DOI: 10.1049/hve2.12315
  • Moritz Ploner+, Ningzhen Wang+, Chao Wu, Robert Daniels, Jindong Huo, Gregory A. Sotzing, Yang Cao, “Ultrathin, all-organic, fabric based ferroelectret loudspeaker for wearable electronics”, iScience, Vol.25, 105607, 2022. https://doi.org/10.1016/j.isci.2022.105607
  • Yifei Wang, Zongze Li, Thomas J. Moran, Chao Wu, Antigoni C. Konstantinou, Hiep Nguyen, Luis A. Ortiz, Jierui Zhou, Jindong Huo, Kerry Davis, Peinan Zhou, Bryan D. Huey, and Yang Cao, “Interfacial 2D Montmorillonite Nanocoatings Enable Sandwiched Polymer Nanocomposites to Exhibit Ultrahigh Capacitive Energy Storage Performance at Elevated Temperatures”, Advanced Science, 2204760, 2022. DOI: 10.1002/advs.202204760.
  • Ningzhen Wang, Jan van Turnhout*, Robert Daniels, Chao Wu, Jindong Huo, Reimund Gerhard, Gregory A. Sotzing, Yang Cao*, “Ion-boosting the charge density and piezoelectric response of ferroelectrets to significantly high levels”, ACS Applied Materials & Interfaces, Vol.14, pp.42705-42712, 2022. https://doi.org/10.1021/acsami.2c12185
  • Qian Wang*, Chao Wu*, Anna Marie LaChance, Jierui Zhou, Yanfeng Gao, Yunxiao Zhang, Luyi Sun, Yang Cao*, Xidong Liang*, “Interfacial Polarization Suppression of P(VDF-HFP) Film through 2D Montmorillonite Nanosheets Coating”, Progress in Organic Coatings, Vol. 172, 107119, , 2022. https://doi.org/10.1016/j.porgcoat.2022.107119
  • Arshiah Mirza, Weiqiang Chen, Ali Bazzi, Hiep Nguyen, Yang Cao, Liwei Hao, “Modelling electrical aging of Polyimide Kapton HN for medium-voltage motor insulation under high-voltage high-frequency PWM waveforms”, IEEE Transactions on Dielectrics and Electrical Insulation, Vol.29, pp.2394-2401, 2022. 10.1109/TDEI.2022.3204075
  • Mohamadreza Arab Baferani, Tohid Shahsavarian, Mattewos Teffari, Qin Chen, and Yang Cao, “Study of EPR-based Nanodielectrics under Operational Conditions for DC Cable Insulation“, Journal of Applied Physics, Vol.132, 084101,  2022. https://doi.org/10.1063/5.0091930
  • Hiep Hoang Nguyen, Antigoni Konstantinou, Yifei Wang, JoAnne Ronzello, Kerry Davis, and Yang Cao, “Design of experiment study of hybrid epoxy composite insulation with high through-plane thermal conductivity and superior dielectric strength“, Materials Advances, Vol.3, pp.7132-7141, 2022. DOI: 10.1039/D2MA00592A
  • Jindong Huo, Alex Rontey, Yifei Wang, Linda Jacobs, Qin Chen, Ningzhen Wang, Shilei Ma, Yang Cao, “Arc hopping dynamics induced by interfacial negative differential resistance”, PNAS Nexus, Volume 1, Issue 3, July 2022, pgac129 https://doi.org/10.1093/pnasnexus/pgac129
  • Chao Wu, Ajinkya A. Deshmukh, Lihua Chen, Rampi Ramprasad, Gregory A. Sotzing, Yang Cao, “Rational design of all-organic flexible high-temperature polymer dielectrics”, Matter, Vol.5, pp.2615-2623, 2022. https://doi.org/10.1016/j.matt.2022.06.064
  • Abdullah Alamri+, Chao Wu+, Ankit Mishra, Lihua Chen, Zongze Li, Ajinkya Deshmukh, Jierui Zhou, Rampi Ramprasad, Priya Vashishta, Yang Cao*, and Gregory Sotzing*, “Improving the Rotational Freedom of Polyetherimide: Enhancement of the Dielectric Properties of a Commodity High Temperature Polymer Using a Structural Defect”, Chemistry of Materials, Vol.34, pp. 6553-6558. https://doi.org/10.1021/acs.chemmater.2c01441
  • Jierui Zhou, Michael Sotzing, Zongze Li, Chao Wu, Peinan Zhou, Yifei Wang, Yang Cao, “Temperature-dependent breakdown and pre-breakdown conduction of Polyethylene terephthalate“, Journal of Physics D: Applied Physics, Vol.55, 365302, 2022. https://doi.org/10.1088/1361-6463/ac789f
  • Arshiah, Ali Bazzi, Hiep Nguyen, Yang Cao, “Motor Stator Insulation Stress Due to Multilevel Inverter Voltage Output Levels and Power Quality”, Energies, Vol.15, pp.4091, 2022. https://doi.org/10.3390/en15114091.
  • Chao Wu, Anna Marie LaChance, Mohamadreza Arab Baferani, Kuangyu Shen, Zongze Li, Zaili Hou, Ningzhen Wang, Yifei Wang, Luyi Sun, Yang Cao, “Scalable self-assembly interfacial engineering for high temperature dielectric energy storage”, iScience, 25, 104601, 2022. https://doi.org/10.1016/j.isci.2022.104601
  • Chuanyang Li, Yang Yang, Guoqiang Xu, Yao Zhou, Mengshuo Jia, Shaolong Zhong, Yu Gao, Chanyeop Park, Qiang Liu, Yalin Wang, Shakeel Akram, Xiaoliang Zeng, Yi Li, Fangwei Liang1, Bin Cui, Junpeng Fang, Lingling Tang, Yulin Zeng, Giovanni Mazzanti, Jinliang He, Jianxiao Wang, Davide Fabiani, Gilbert Teyssedre, Yang Cao, Feipeng Wang, Yunlong Zi, “Insulating materials for realizing Carbon Neutrality: opportunities, remaining issues and challenges”, IET High Voltage, publi, May 26, 2022. https://doi.org/10.1049/hve2.12232
  • M. Ren†, Y. Wang†, J. Liu, C. Wu, Z. Hou, A. Konstantinou, J. Zhou, H. Nguyen, K. Davis, L. Sun* and Y. Cao*, “Enhancing Corona Resistance in Kapton with Self-Assembly Two-Dimensional Montmorillonite Nanocoatings”, Mater. Adv., Vol.3, pp.3853-3861, DOI: 10.1039/D2MA00205A. Back cover featured.

  • Tohid Shahsavarian, Yang Cao, “An inventive multi-scale, Multiphysics modelling approach and comparative analysis of distinctive features of the planar ionization waves in the air: II. Positive streamers”, Journal of Physics D: Applied Physics, Vol.55, 245204 (16pp), 2022. DOI: 10.1088/1361-6463/ac59fe
  • Tohid Shahsavarian, Yang Cao, “An inventive multi-scale, Multiphysics modelling approach and comparative analysis of distinctive features of the planar ionization waves in the air: I. Negative streamers”, Journal of Physics D: Applied Physics, Vol.55, 245203 (10pp), 2022. DOI: 10.1088/1361-6463/ac59fd
  • Mohamadreza Arab Baferani, Chuanyang Li and Yang Cao, “Shallow trap mediated charge transport in polymer dielectrics for HVDC by incorporating 2D nanoclay”, Applied Physics A, Vol.128, 284, 2022. DOI: 10.1007/s00339-022-05450-y
  • Yifei Wang, Zongze Li, Chao Wu, Peinan Zhou, Jierui Zhou, Jindong Huo, Kerry Davis, Antigoni Konstantinou, Hiep Nguyen, and Yang Cao, “High-performance polymer dielectric with montmorillonite nanosheets coating for high-temperature energy storage”, Chemical Engineering Journal, Vol. 437, 135430, 2022. DOI: 10.1016/j.cej.2022.135430
  • Chuanyang Li, Jingjing Fu, Yunlong Zi and Yang Cao, “Insulator Surface Charge Behaviors: From Hazards to Functionality”, IEEE Electrical Insulation Magazine, Vol.38, pp.6-14, 2022. DOI: 10.1109/MEI.2022.9757853
  • Ajinkya A. Deshmukh†, Chao Wu†, Omer Yassin, Ankit Mishra, Lihua Chen, Abdullah Alamri, Zongze Li, Jierui Zhou, Zeynep Mutlu, Michael Sotzing, Pankaj Rajak, Stuti Shukla, John Vellek, Mohamadreza Arab Baferani, Mukerrem Cakmak, Priya Vashishta, Rampi Ramprasad, Yang Cao*, Gregory Sotzing*, “Flexible polyolefin dielectric by strategic design of organic modules for harsh condition electrification“, Energy & Environmental Science, Vol.15, pp.1307-1314, 2022. DOI: 10.1039/D1EE02630E.
  • Guest Editorial: Chuanyang Li, Yunlong Zi, Yang Cao, Giovanni Mazzanti, Davide Fabiani, Di Zhang, Yunqi Xing, Jinliang He, “Advanced insulating materials contributing to “carbon neutrality”: Opportunities, issues and challenges”, IET High Voltage, Vol.7, pp.607-609, 2022. DOI: 10.1049/hve2.12243

2021:

  • Mohamadreza Arab Baferani, Chao Wu, Yang Cao, “Charge Transport and Space Charge Dynamics in EPDM/2D-Nanoclay Composite Dielectrics”, Composites Science and Technology, published online, Dec. 23rd, 2021. DOI: 10.1016/j.compscitech.2021.109241
  • Wenqiang Gao, Yang Cao*, Yifei Wang, Capri Price, JoAnne Ronzello, Nenad Uzelac, Andres Laso, Mattewos Tefferi, Kennedy Darko, “Materials Compatibility Study of  C4F7N/CO2 Gas Mixture for Medium-voltage Switchgear”, IEEE Transactions on Dielectrics and Electrical Insulation, Vol.29, pp.270-278, 2022. DOI: 10.1109/TDEI.2022.009898.
  • Chuanyang Li, Tohid Shahsavarian, Mohamadreza Arab Baferani, Kerry Davis, Yang Cao*, and Di Zhang, “Understanding of DC Partial Discharge: Recent Progress, Challenges, and Outlooks”, CSEE Journal of Power and Energy Systems, published online, Dec. 4th, 2021. DOI: 10.17775/CSEEJPES.2021.04740.
  • Thomas Linker†, Yifei Wang†, Ankit Mishra, Deepak Kamal, Yang Cao*, Rajiv K. Kalia, Aiichiro Nakano*, Rampi Ramprasad, Fuyuki Shimojo, Gregory Sotzing, and Priya Vashishta, “Deep Well Trapping of Hot Carriers in Hexagonal Boron Nitride Coating of Polymer Dielectrics”, ACS Applied Materials & Interfaces, Vol.13, pp.60393–60400, 2021. DOI: 10.1021/acsami.1c14587
  • Sneh Sinha, Robert Daniels, Omer Yassin, Matthew Baczkowski, Mattewos Tefferi, Ajinkya Deshmukh, Yang Cao, Gregory Sotzing, “All Organic Textile Display from Robust, Open-air Fabrication Technique”, Advanced Materials Technologies, Vol.7, 2100548, 2022. DOI: 10.1002/admt.202100548
  • Tohid Shahsavarian, Di Zhang, Patrick McGinnis, Steven Walker, Zheyu Zhang, Yang Cao, “Altitude Readiness of High Voltage IGBTs Subjected to the Partial Discharge at Harsh Environmental Conditions for Hybrid Electric Aircraft Propulsion“, IEEE Transactions on Power Electronics, published online, Oct. 15, 2021. DOI: 10.1109/TPEL.2021.3123462
  • Chao Wu , Ajinkya A. Deshmukh , Omer Yassin , Jierui Zhou , Abdullah Alamri , John Vellek , Stuti Shukla , Michael Sotzing , Riccardo Casalini , Gregory A. Sotzing , Yang Cao, “Flexible cyclic-olefin with enhanced dipolar relaxation for harsh condition electrification”, Proceedings of the National Academy of Sciences of the United States of America (PNAS), Vol. 118 (45), e211536711, 2021. DOI: 10.1073/pnas.2115367118.
  • Yifei Wang, Shamima Nasreen, Deepak Kamal, Zongze Li, Chao Wu, Jindong Huo, Lihua Chen, Rampi Ramprasad, Yang Cao, “Tuning Surface States of Metal/Polymer Contacts Toward Highly Insulating Polymer-Based Dielectrics”, ACS Applied Materials & Interfaces, Vol.13, pp.46142-46150, 2021. DOI: 10.1021/acsami.1c12854
  • Mohamadreza Arab Baferani, Chuanyang Li, Mattewos Tefferi, Ningzhen Wang, Yang Cao, “Large Improvement in DC electrical properties of EPDM with 2D platelet nanoclay”, Journal of Physics D: Applied Physics, Vol. 54, 475304 (11pages), 2021. DOI: 10.1088/1361- 6463/ac2277
  • Chao Wu, Lihua Chen, Ajinkya Deshmukh, Deepak Kamal, Zongze Li, Pranav  Shetty,  Jierui Zhou, Harikrishna Sahu,  Huan Tran, Gregory Sotzing, Ramp Ramprasad*, Yang Cao*, “Dielectric polymers tolerant to electric field and temperature extremes: Integration of phenomenology, informatics and experimental validation”, ACS Applied Materials & Interfaces, Vol.13 (45), pp.53416-53424, 2021. DOI: 10.1021/acsami.1c11885
  • Chuanyang Li, Tohid Shahsavarian, Mohamadreza Arab Baferani, and Yang Cao, “Tailoring  insulation surface conductivity for surface partial discharge mitigation“, Applied Physics Letters, Vol. 119, 032903, 2021. Doi: 10.1063/5.0050456.
  • Ningzhen Wang, Robert Daniels, Liam Connelly, Michael Sotzing, Chao Wu, Reimund Gerhard, Gregory A. Sotzing, Yang Cao, “All-organic flexible ferroelectret nanogenerator with fabric-based electrodes for self-powered body area networks”, Small, 2103161, 2021. DOI:10.1002/smll.202103161 Inside Front Cover

  • Chao  Wu, Ajinkya A.  Deshmukh, Zongze  Li, Lihua  Chen, Abdullah  Alamri, Yifei  Wang, Jierui  Zhou, Omer  Yassin, Rampi  Ramprasad, Gregory A.  Sotzing, Yang  Cao, “Remarks on the Design of Flexible High-Temperature Polymer Dielectrics for Emerging Grand Electrification – Exemplified by Poly(oxa)norbornenes”, IEEE Transactions on Dielectrics and Electrical Insulation, Vol.28, pp.1468-1470, 2021. DOI: 10.1109/TDEI.2021.009620
  • Boya Zhang, Jingjing Liu, Ming Ren, Chao Wu, Thomas J. Moran, Songshan Zeng, Sonia E. Chavez, Zaili Hou, Zongze Li, Anna Marie LaChance, T. Richard Jow, Bryan D. Huey, Yang Cao*, Luyi Sun*, “Reviving the ‘Schottky’ barrier for flexible polymer dielectrics with a superior 2D nano-assembly coating”, Advanced Materials, Vol.33,2101374, 2021. DOI: 10.1002/adma.202101374   Insider Front Cover Highlight

  • T. Shahsavarian, Y. Pan, Z. Zhang, C. Pan, H. Naderiallaf, J. Guo, C. Li*, Y. Cao*, “A Review of Knowledge-based Defect Identification via PRPD patterns in High Voltage Apparatus“, IEEE ACCESS, Vol.9, pp.77705 – 77728, May 17, 2021. DOI: 10.1109/ACCESS.2021.3082858.

Knowledge-based PRPD pattern analysis for defect and fault predictions in high voltage apparatus.

  • Tohid Shahsavarian, Xin Wu, Charles Lents, Di Zhang, Chuanyang Li, Yang Cao, “Temperature-dependent Partial Discharge Characteristics of High Temperature Materials at DC Voltage for Hybrid Propulsion Systems“, High Voltage, Vol. 6, pp.590-598, 2021. DOI: 10.1049/hve2.12110

  • Deepak Kamal, Tran Huan, Chiho Kim, Yifei Wang, Lihua Chen, Yang Cao, V. Roshan Joseph, and Rampi Ramprasad , “Novel High-Voltage Polymer Insulators using Computational and Data-Driven Techniques“, Journal of Chemical Physics, Vol. 154, 174906, 2021. DOI: 10.1063/5.0044306
  • Peinan Zhou*, Yifei Wang*, Shamima Nasreen*, Yang Cao, “Barrier heights of polymer-electrode interfaces measured via photo injection current method“, Surfaces and Interfaces, Vol.24, 101070, 2021. DOI: 10.1016/j.surfin.2021.101070.
  • Gregory Allen Sotzing, Yang Cao, “Flexible fabric antenna system comprising conductive polymers and method of making same”, US Patent # 11043728, 6/22/2021.
  • Guest Editorial: Chuanyang Li, Yang Cao, Qi Li, Uwe Reichert, David Fabiani, “Focus on Gas-Solid Interface Charging Physics”, Nanotechnology, https://iopscience.iop.org/journal/0957-4484/page/Focus-on-Gas-Solid-Interface-Charging-Physics.
  • Guest Editorial: Cheng Pan, Yang Cao, Chuanyang Li, “Partial discharge at DC voltage”, High Voltage, Vol. 6, pp.563-564, 2021. DOI:10.1049/hve2.12134.