Electrochromic characteristics of a nickel borate thin film investigated by in situ XAFS and UV/vis spectroscopy

Masaaki Yoshida, Tsuyoshi Iida, Takehiro Mineo, Takumi Yomogida, Kiyofumi Nitta, Kazuo Kato, Hiroaki Nitani, Hitoshi Abe, Tomoya Uruga, Hiroshi Kondoh