Royal Society of Chemistry, Energy & Environmental Science, 9(10), p. 1942-1949
DOI: 10.1039/c7ee01675a
Full text: Unavailable
Formamidinium (FA)-based perovskite materials show an extended absorption spectrum to 840 nm, which enables high power conversion efficiencies of over 20% compared with normal-structure perovskite solar cells (PSCs).