First-principles analysis of the intermediate band in CuGa${}_{1-x}$Fe${}_x$S${}_2$

J. Koskelo, J. Hashemi, S. Huotari +1

We present a comprehensive study of the electronic, magnetic, and optical properties of CuGa${}_{1-x}$Fe${}_x$S${}_2$, as a promising candidate for intermediate-band (IB) solar cells. We…