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Indirect to direct bandgap transition in methylammonium lead halide perovskite - Energy & Environmental Science (RSC Publishing) DOI:10.1039/C6EE03474H
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Photoacoustic and modulated reflectance studies of indirect and direct band gap in van der Waals crystals | Scientific Reports
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1. Schematic showing the difference in direct and indirect band gaps in... | Download Scientific Diagram
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Band gaps: (a) direct band gap and (b) indirect band gap as a function... | Download Scientific Diagram
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solid state physics - Why the direct band gap semiconductor get higher optical absorption coefficient than indirect band gap semiconductor - Physics Stack Exchange
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