Michio Inagaki is Professor Emeritus at Hokkaido University, Japan. He served as President of the Carbon Society of Japan and was formerly Professor in the Faculty of Engineering at Aichi Institute of Technology, Hokkaido University, Toyohashi University of Technology, Japan, and Visiting Professor of Tsinghua University, China. He received his PhD from Nagoya University.Masahiro Toyoda is Professor Emeritus at Oita University, Japan, where he had served as Dean of the Faculty of Science and Technology and Director of the Graduate School of Engineering. He received his PhD from Hokkaido University.Yasushi Soneda is Principal Research Manager at the Energy Process Research Institute, Department of Energy and Environment, National Institute of Advanced Industrial Science and Technology, Japan. He serves as President of the Carbon Society of Japan. He received his PhD from Hokkaido University.

• Chapter 0 Front MatterChapter 1 IntroductionChapter 2 Syntheses and modification of g-C3N4Chapter 3 Hydrogen evolution (water splitting)Chapter 4 Carbon dioxide conversion to hydrocarbonsChapter 5 Hydrogen peroxide productionChapter 6 Nitrogen fixation by g-C3N4Chapter 7 Pollutants degradation and removal by g-C3N4Chapter 8 Precursor for diamond synthesis and superhard C3N4 polymorphChapter 9 Prospectives for g-C3N4