主要研究方向为数字集成电路设计、电子系统设计。主持国家自然科学基金青年基金项目1项、中国科学技术大学青年创新基金项目1项、横向项目2项；参加国家科技重大专项项目2项、863计划项目2项。共发表SCI检索论文5篇，EI检索论文22篇，获授权发明专利4项。担任信息学院2013级、2017级本科班班主任。

• 1993-1998 中国科学技术大学，学士，地球和空间科学系
• 1998-2001 中国科学技术大学，硕士，电子科学与技术系
• 2001-至今 中国科学技术大学，教师，信息科学技术学院
• 2003-2008 中国科学技术大学，博士（在职），电子科学与技术系
• 2011-2012 荷兰代尔夫特理工大学，访问学者

• 2004年校级教学成果二等奖
• 2007年王宽诚育才奖二等奖
• 2008年校级教学成果一等奖
• 2008年安徽省教学成果二等奖
• 2017年校毕业生就业工作先进个人
• 2018年校优秀班主任

• Yutong Ying, Xuefei Bai, Fujiang Lin, A 1-Gb/s 6–10-GHz, Filterless, Pulsed UWB Transmitter with Symmetrical Waveform Analysis and Generation, IEEE Transactions on Very Large Scale Integration (VLSI) Systems, 2018, 26(6):1171-1182
• Jili Zhang, Yu Li, Shengxi Diao, Xuefei Bai, Fujiang Lin, A 3 mW 1.2–3.6 GHz Multi-Phase PLL-Based Clock Generator with TDC Assisted Auto-Calibration of Loop Bandwidth, Journal of Circuits, Systems, and Computers, 2018, 27(8): 1850117
• Yutong Ying, Xuefei Bai, Fujiang Lin, Energy-Efficient Gain Cell and Its Applications in the Limiting Amplifier and Ring Oscillator for Gbps Communications, Journal of Circuits, Systems, and Computers, 2018, 27(1): 1850007
• Ziqian Wang, Xuefei Bai, Shengxi Diao, Fujiang Lin, An open loop compensation technique for reducing supply sensitivity of CML ring oscillator, Analog Integrated Circuits and Signal Processing, 2017, 93(2):277–285
• Wanghua Wu, Xuefei Bai, Robert Bogdan Staszewski, John R. Long, A 56.4-to-63.4GHz Spurious-free All-digital Fractional-N PLL in 65nm CMOS, 2013 IEEE International Solid-State Circuits Conference, ISSCC 2013, San Francisco, USA, 2013.02.17-02.21
• Wanghua Wu, Xuefei Bai, R. Bogdan Staszewski, John R. Long, A mm-Wave FMCW Radar Transmitter Based on a Multirate ADPLL, 2013 IEEE Radio Frequency Integrated Circuits Symposium, RFIC 2013, Seattle, USA, 2013.06.02-06.04
• Jihong Zhang, Xuefei Bai, Lu Huang, A Wideband CMOS Inductorless Low Noise Amplifier Employing Noise Cancellation for Digital TV Tuner Applications, Journal of Semiconductors, 2013, 34(9): 095011
• Zhaoxin Ma, Xuefei Bai, Lu Huang, Design of a Delay-locked-loop-based Time-to-digital Converter, Journal of Semiconductors, 2013, 34(9): 095003
• Nan Chen, Shengxi Diao, Lu Huang, Xuefei Bai, Fujiang Lin, Design Optimizations of Phase Noise, Power consumption and Frequency Tuning for VCO, Journal of Semiconductors, 2013, 34(9): 095009
• Lisong Feng, Lu Huang, Xuefei Bai, Tianzuo Xi, A 0.18um CMOS 3-5 GHz Broadband Flat Gain Low Noise Amplifier, Journal of Semiconductors, 2010, 31(2): 025003
• Gang Zhao, Xue-Fei Bai, Da-Wei Luo, Da-Yong Gao, Modeling the Heat Transfer Problem for the Novel Combined Cryosurgery and Hyperthermia System, Cryoletters, 2006, 27(2): 115-126