Dr. Hongyang Su is currently a postdoctoral fellow in the Future Lab, Tsinghua University. He received his Ph.D. degree at University of Science and Technology of China. During his PhD period, he visited Advanced Light Source at Lawrence Berkeley National Laboratory as a collaborated studuent sponsored by Chinese Scholarship Council. Now his research focuses on the reaction mechanism of chemical process and the evolution of material surface. He is supported by the National Natural Science Foundation of China and China Postdoctoral Science Foundation.