Self-assembled monolayer modified copper(I) iodide hole transport layer for efficient polymer solar cells Project supported by the National Natural Science Foundation of China (Grant Nos. 61377065 and 61574064), the Science and Technology Planning Project of Guangdong Province, China (Grant Nos. 2013CB040402009 and 2015B010132009), and the Science and Technology Project of Guangzhou City, China (Grant No. 2014J4100056). |
(color online) AFM images of CuI films (a) without and (b) with C3-SAM modification. SEM images of CuI films (c) without and (d) with C3-SAM modification. Insets show partial images at high magnification. |