近年主要研究纳米/原子尺度器件，曾研究基于石墨烯的射频(微波)器件，如射频场效应晶体管、共面波导和集成电感等，涉及碳基纳电子器件及其集成的基础理论和关键技术问题。曾主持国家科技部863项目1项，国家自然科学基金3项和教育部博士点基金1项，参与国家重大专项、973项目各1项。发表学术论文60余篇；申请中国发明专利50余项、获得授权的中国发明专利40余项；曾与Narlikar教授合作为英国牛津大学出版社编辑纳米科技前沿丛书一套3卷。
1. A.V. Narlikar and Y.Y. Fu (Eds.). Oxford Handbook of Nanoscience and Technology, Three-Volume Set, Oxford University Press, Jan 2010
Vol. I Basic aspects
Vol. II Materials: Structure, Properties, and Characterization Techniques
Vol. III Applications
2. Muchan Li, Zhongzheng Tian, Xuemin Yu, Liming Ren and Yunyi Fu, Influence of Thermal Annealing on the Morphology and Magnetic Domain Structure of Co Thin Films, Materials Research Express 8, 056103 (2021).
3. Peng Pei, Tian Zhongzheng, Muchan Li, Zidong Wang, Liming Ren, and Yunyi Fu, Frequency multiplier based on back-gated graphene FETs with M-shaped resistance characteristics. Journal of Applied Physics 125(6), 064503(2019).
4. Zidong Wang, Qingping Zhang, Zijun Wei, Pei Peng, Zhongzheng Tian, Liming Ren, Xing Zhang, Ru Huang, Jincai Wen, Yunyi Fu, Stability of Radio-Frequency Graphene Field-Effect Transistors in Ambient，Journal of Physics D: Applied Physics 52, 055101(2019)
5. Zidong Wang, XiongjunShu, Pei Peng, Yuehui Jia, Liming Ren, Xin Gong, Xing Zhang, Ru Huang, Jincai Wen and Yunyi Fu, Low Insertion Loss of 200 μm-Long Graphite Coplanar Waveguide, Applied Physics Letters 108 (3), 033104 (2016)
6. Yuehui Jia, Xin Gong, Pei Peng, Zidong Wang, Zhongzheng Tian, Liming Ren, Yunyi Fu and Han Zhang, Towards High Carrier Mobility and Low Contact Resistance: Laser Cleaning of PMMA Residues on Graphene Surfaces, Nano-Micro Letters 8(4), 336(2016)
7. Wei Zi-Jun, Fu Yun-Yi, Liu Jing-Bo, Wang Zi-Dong, Jia Yue-Hui, Guo Jian, Ren Li-Ming, Chen Yuan-Fu, Zhang Han, Huang Ru and Zhang Xing, Radio-frequency transistors from millimeter-scale graphene domains, Chin. Phys. B 23, 117201 (2014)
