年卷期:Yongbo Yuan received his Ph.D. degree from Sun Yat-sen University (China) in 2009. He is currently a research scientist in Dr. Jinsong Huang’s research group in the Department of Mechanical and Materials Engineering of the University of Nebraska—Lincoln. His research interests include solution processed optoelectronic devices such as solar cells, thin film transistors, and photodetectors.Jinsong Huang received his Ph.D. degree from the University of California—Los Angeles in 2007. He is now a Susan J. Rosowski Associate Professor in the Department of Mechanical and Materials Engineering at the University of Nebraska—Lincoln. His current research interests include solution processed electronic materials for applications in sensing, energy, and consumer electronics.