Yongjun Leng

Education

• Ph. D Zhejiang University
• M. Sc Zhejiang University
• B. Sc Zhejiang University

Companies

• Senior Scientist Farasis Energy (2021)
• Research Assistant Professor Penn State University (2017 — 2021)
• Research Associate Pennsylvania State University (2012 — 2017)
• Postdoctoral Research Associate Penn State University (2005 — 2012)
• Research Fellow Nanyang Technological University (2001 — 2005)
• Assistant Professor Shanghai Jiao Tong University (1998 — 2001)

- Research Associate The Hong Kong University of Science and Technology (1999 — 2000)

Research interests

• Developed advanced electrolytes with high Coulombic efficiency for stably cycle Li metal anodes. • Demonstrated Li metal batteries (coin cells and pouch cells) with high energy density and reasonable cycle life • Developed advanced electrolytes for extreme fast charging (XFC) of Li-ion batteries. • Developed polymer-ceramic composite electrolytes for solid-state batteries • Measured the materials properties (Li solid diffusion coefficient and exchange current density) of NMC811 cathode materials • Contributed to the development of Li-ion batteries (pouch cells) with high safety and high performance • Contributed to the development of ceramic-salt composite electrolytes from cold-sintering for solid-state batteries
• Identified the fade mechanism of Li-ion batteries with graphite anodes and NMC622 cathode (high power and high energy type). • Measured the materials properties (Li solid diffusion coefficient and exchange current density) of NMC622 cathode materials • Contributed to the development of all climate battery (ACB) technology • Developed alkaline membrane fuel cells and water electrolyzers • Contributed to the development of anion-exchange membranes for fuel cells