Wenlin Yan is a master candidate at the Institute of Physics, Chinese Academy of Sciences (IOPCAS), supervised by Fan Wu. She focuses on R&D of solid-state sulfide electrolyte for lithium-ion battery. She acquired her bachelor’s degree of materials chemistry in Nankai University in 2019. She has mastered basic knowledge of materials science. During her undergraduate period, she researched on carbon-based anode materials for sodium-ion battery. She is familiar with methods of preparing various materials and modifying materials and proficient in using electrochemical workstations to do charge-discharge test of battery. She knows various physical and chemical characterization methods, such as XRD, SEM and TEM, etc.