Liu Yan is currently a professor and doctoral supervisor in the School of Microelectronics, Xidian University. In 2019, She was selected as the Huashan Scholar of Xidian University. She has long been engaged in the research of Group IV nano-optoelectronic devices and CMOS microelectronic devices, involving photonic devices based on Group IV materials, negative capacitance field effect transistors, novel non-volatile ferroelectric materials FeFET devices and two-dimensional optoelectronic devices. She has successively published more than 60 papers in mainstream semiconductor device and physics related journals such as Opto-Electronic Advances, IEEE Transaction on Electron Devices, IEEE Electron Device Letters, Optical Materials Express, Optics Express, etc. and applied more than 20 invention patents.