Xiuqiang Li obtained his PhD at College of Engineering and Applied Sciences, Nanjing University. Currently, he is a postdoc at Duke University. His research focuses on solar energy conversion and nanoscale heat transfer. George Ni is a research scientist at Lincoln Laboratory, Massachusetts Institute of Technology. He obtained his PhD in mechanical engineering at Massachusetts Institute of Technology. His research focuses on solar energy conversion. Thomas Cooper is an assistant professor at York University. He received his PhD and MSc from ETH Zurich in 2014 and 2010, respectively, and his BASc from the University of Toronto in 2008, all in mechanical engineering. His research focuses on solar energy and converting it into useful forms. Ning Xu, Jinlei Li, and Pengcheng Yao are PhD students at College of Engineering and Applied Sciences, Nanjing University. Their research focuses on solar energy conversion. Xiaozhen Hu and Bin Zhu are research scientists at College of Engineering and Applied Sciences, Nanjing University. Lin Zhou is an associate Professor at College of Engineering and Applied Sciences, Nanjing University. Their research focuses on solar energy conversion. Jia Zhu is a Professor at College of Engineering and Applied Sciences, Nanjing University. He obtained his bachelor's degree in physics at Nanjing University and received his MS and PhD in electrical engineering from Stanford University. He worked as a postdoctoral fellow at University of California, Berkeley and Lawrence Berkeley National Lab. His scientific research interest is in the area of nanomaterials, nanophotonics and nanoscale heat transfer.