Local Polar Fluctuations in Lead Halide Perovskite Crystals.
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DOI: 10.1103/physrevlett.118.136001
Abstract: Hybrid lead-halide perovskites have emerged as an excellent class of photovoltaic materials. Recent reports suggest that the organic molecular cation is responsible for local polar fluctuations that inhibit carrier recombination. We combine low-frequency Raman scattering… read more here.
Keywords: polar fluctuations; halide perovskite; fluctuations lead; local polar ... See more keywords