Zhiqun Lin is a Professor in the School of Materials Science and Engineering at the Georgia Institute of Technology. He received his Ph.D. in Polymer Science and Engineering from the University of Massachusetts, Amherst in 2002. His research interests include perovskite solar cells, polymer solar cells, dye-sensitized solar cells, photocatalysis, hydrogen generation, lithium ion batteries, quantum dots (rods), conjugated polymers, block copolymers, polymer blends, hierarchical structure formation and assembly, surface and interfacial properties, multifunctional nanocrystals, and Janus nanostructures. Xueqin Liu is an Associate Professor in the Faculty of Materials Science and Chemistry, China University of Geosciences (Wuhan). He received his Ph.D. in Materials Science and Engineering from China University of Geosciences (Wuhan) in 2016. He was selected to be a community board member for Nanoscale Horizons. His research interests include the structure modification of catalytic materials and their application in solar energy conversion and environment remediation, such as hydrogen generation, CO2 reduction and N2 reduction. Zhen Li is a Professor in the Faculty of Materials Science and Chemistry, China University of Geosciences (Wuhan). She received her Ph.D. in mineral-petrological materials science from China University of Geosciences (Wuhan) in 2004. Her research is devoted to the development and application of graphite materials, the growth and application of multifunctional nanocrystals, the comprehensive utilization of non-metallic minerals and the preparation of functional nanocomposites. She has published more than 100 peer reviewed journal articles. Yanqiu Huang is a Professor in the Faculty of Materials Science and Chemistry, China University of Geosciences (Wuhan). He received her PhD degree in Microelectronics and Solid State Electronics from Huazhong University of Science and Technology in 2002. His research interests include piezoelectric and ferroelectric materials as well as graphite and graphite based composite electrode materials for the lithium-ion battery. He has published more than 60 peer reviewed journal articles.