Jinghua Guo, Ph.D., is a staff scientist of Advanced Light Source at Lawrence Berkeley National Laboratory. He was previously a faculty member at Uppsala University, Sweden. Dr. Guo is the author of more than 200 peer-reviewed scientific publications, an editor of the "International Journal of Nanotechnology", guest editor for the "Journal of Electron Spectroscopy and Related Phenomena", and a reviewer for scientific journals, including "Physical Review Letters, Nature Chemistry, Nano Letters", and "Journal of the American Chemical Society".