• Band gap temperature-dependence and exciton-like state in copper antimony sulphide, CuSbS2 

      Birkett, Max; Savory, Christopher N; Rajpalke, Mohana; Linhart, Wojciech M; Whittles, Thomas J; Gibbon, James T; Welch, Adam W; Mitrovic, Ivona Z.; Zakutayev, Andriy; Scanlon, David; Veal, Tim D (Journal article; Peer reviewed, 2018)
      The temperature-dependence of the band gap of the proposed photovoltaic absorber copper antimony sulphide (CuSbS2) has been studied by Fourier-transform infrared spectroscopy. The direct gap rises from 1.608 to 1.694 eV ...