Citation: Vorranutch Itthibenchapong; Robert S. Kokenyesi; Andrew J. Ritenour; Lev N. Zakharov; Shannon W. Boettcher; John F. Wagerd; Douglas A. Keszler (2013). Earth-abundant Cu-based chalcogenide semiconductors as photovoltaic absorbers. Journal of Materials Chemistry C, 1, pp. 657-652.