Dr. Xiangyu Chen is an independent professor at Beijing Institute of nano energy and nanosystems, Chinese Academic of Sciences. He received his B.S. degree in Electrical Engineering from Tsinghua University in 2007 and his Ph.D. degree in Electronics Physics from Tokyo Institute of Technology in 2013. His research interests are mainly focused on self-powered nanosystem, smart materials, microfluidic systems, and the nonlinear optical system for characterizing the electrical properties of the devices. He has been awarded by Beijing overseas talent sea gathering project and selected as Specially-invited Expert of Beijing. He has also been selected by the Beijing Youth top talent support program and Beijing Nova program. Dr. Xiangyu Chen has been granted many funds with a total amount of over 4 million RMB, including the National Natural Science Foundation of China, the Ministry of science and technology of China, and the Natural Science Foundation of Beijing. He has published more than 40 scientific papers as first author or corresponding author. Most of those papers are published in top-level journals, such as Nature Communications, Materials Today, ACS Nano, Science Advances, Adv. Funct. Mater. and so on.