Substitution of Pb2+ sites with smaller isovalent ions is used to optimize the crystal lattice of inorganic CsPbBr3 perovskite through releasing lattice strain, increasing the formation energy of vacancies and… Click to show full abstract
Substitution of Pb2+ sites with smaller isovalent ions is used to optimize the crystal lattice of inorganic CsPbBr3 perovskite through releasing lattice strain, increasing the formation energy of vacancies and tuning the bandgap energy distribution.
               
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