Revealing the nature of photoluminescence emission in the metal-halide double perovskite Cs2AgBiBr6

作者: S. J. Zelewski , J. M. Urban , A. Surrente , D. K. Maude , A. Kuc

DOI: 10.1039/C9TC02402F

关键词: Materials scienceMetalRaman spectroscopyPhotoluminescenceHalideStructural stabilityPerovskite (structure)Chemical physicsStokes shiftPhotoluminescence excitation

摘要: … Combining photoluminescence excitation (PLE) and Raman spectroscopy we show that the … through the presence of defects such as Ag vacancies or AgBi anti-site defects which are …

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