First principles phase diagram calculation and theoretical investigation of electronic structure properties of $\mathrm{KCuT}{\mathrm{e}}_{1-\mathrm{x}}\mathrm{S}{\mathrm{e}}_{\mathrm{x}}$ for photocathode applications

Arini Kar, K. R. Balasubramaniam, Dayadeep S. Monder

Recent high-throughput studies of copper-based semiconductors have identified potassium-based copper chalcogenides, KCuA (A $\in$ Te, Se, S) as optimal light absorbers in photovolt…