Faculty Profile

BIO

Education

ž   PhD, Southwest Jiaotong University, Mechanical design and theory (2012)

ž   M.A., Southwest Jiaotong University, Materials Science (2008)

Employment

Academic Appointments

ž   Associate Professor/Professor, School of mechanical engineering, Southwest Jiaotong University, China (2016-present)

ž   Lecturer, School of mechanical engineering, Southwest Jiaotong University, China (2012-2016)

ž   Research Fellow / Visiting scholar, Department of Electronic and Electrical Engineering, University College London (UCL), UK (2015-2016)

Research Interests

ž   SPM-based nanofabrication; Nanomanipulation; Nanotribology

SELECTED PUBLICATIONS

Principal Publications of the Last Five Years

ž   X. Liu, B. Yu∗, Y. Zou, C. Zhou, X. Li, J. Wu, H. Liu, L. Chen, L. Qian. Revealing silicon crystal defects by conductive atomic force microscope. Appl. Phys. Lett. 113: 101601 (2018)

ž   L. Wu, P. Zhang, C. Feng, J. Gao, B. Yu*, L. Qian. Scanning probe-based nanolithography: nondestructive structures fabricated on silicon surface via distinctive anisotropic etching in HF/HNO₃ mixtures. Journal of Materials Science 56, 3887–3899 (2021)

ž   L. Wu, P. Chen, L. Deng, P. Zhang, B. Yu*, L. Qian. Effects of crystal planes on topography evolution of silicon surface during nanoscratch-induced selective etching. Materials Science in Semiconductor Processing 124: 105606 (2021)

ž   L. Wu, B. Yu*, P. Zhang, C. Feng, P. Chen, L. Deng, J. Gao, S. Chen, S. Jiang, L. Qian. Rapid identification of ultrathin amorphous damage on monocrystalline silicon surface. Physical Chemistry Chemical Physics 22: 12987-12995 (2020)

ž   C. Jin, B. Yu∗, X. Liu, C. Xiao, H. Wang, S. Jiang, J. Wu, H. Liu, L. Qian. Site-controlled fabrication of silicon nanotips by indentation-induced selective etching. Applied Surface Science 425: 227-232 (2017)

ž   J. Gao, P. Chen, L. Wu, B. Yu*, L. Qian*. A Review on Fabrication of Blazed Gratings. J. Phys. D: Appl. Phys. 54 (2021) 313001

Selected Awards and Honors

ž   Excellent Thesis Award / Best Report Award of international / domestic academic conferences for 6 times from 2009 to 2018

ž   “Si Shi Yang Hua” Medal - the Highest Student Award of Southwest Jiaotong University in 2011

Professional Activities

ž   Senior member, Sichuan Science Youth Federation (2013–)

RESEARCH

Current Research

ž   Large-area and high-precision mechanical engraving technology

ž   Advanced wet etching

ž   Surface enhanced Raman scattering (SERS) substrate

ž   Nanofluid chips

ž   Micro/nano optical devices

ž   MEMS tests (electrical and mechanical properties)

Current Projects

ž   Study on the mechanism of friction-induced nanofabrication for high-precision and low-damage blazed gratings. National Natural Science Foundation of China (NSFC). Project director.

ž   Principle and applications of nanofabrication based on friction-induced selective etching. Science and Technology Department of Sichuan Province. Project director.  

ž   Mechanism, method and equipment of high-frequency error control in optical complex surface. NSFC. Project participation.

Research Group

ž   Dr. Yu is a member of ultra-precision surface manufacturing group, and leads the research on “Sharp” manufacturing.

TEACHING

Primary Teaching areas

Micro/nano Manufacturing Technology

Current Courses

ž   Frontier on Micro/nano Manufacturing (For undergraduate program)

ž   Nanotribology and Biotribology (For postgraduate and doctoral programs)

GRADUATE SUPERVISION

I am available for the supervision of doctoral and master students. Over the past 5 years, I have supervised over 15 graduate students and 6 doctor candidates, of which 12 graduated and got MS degree.