"Tailoring photoelectrochemical performance and stability of Cu(In, Ga)Se2 photocathode via TiO2-coupled buffer layers"
B. H. Koo, S.-W. Nam, R. Haight, S. Kim, S. Oh, M. Cho, J. Oh, J. Y. Lee, B. T. Ahn, B. Shin* , ACS Applied Materials & Interfaces 9(6), 5279-5287 (2017)