Influences on oxidation voltage and holding time on poly(3-methylthiophene) film for electrochromic stability Project supported by the National Natural Science Foundation of China (Grant No. 51403102) and the Natural Science Foundation of Jiangsu Province, China (Grant No. BK20140811). |
(color online) S 2p XPS spectra of (a) as-prepared P3MT film and P3MT films after 450 cycles between −0.3 V and E1 = 0.7 V (b), 0.8 V (c), and 0.9 V (d). |