s-p Mixing in Stereochemically Active Lone Pairs Drives the Formation of 1D Chains of Lead Bromide Square Pyramids.
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DOI: 10.1021/acs.inorgchem.1c01277
Abstract: In lead(II) halide compounds including virtually all lead halide perovskites, the Pb2+ 6s lone pair results in distorted octahedra, in accordance with the pseudo-Jahn-Teller effect, rather than generating hemihedral coordination polyhedra. Here, in contrast, we… read more here.
Keywords: lone; lone pair; square pyramids; lead halide ... See more keywords