Direct preparation of PEA 2 PbBr 4 nanoplates with electron-irradiation-induced optical evolution

Key Points

• This research aims to investigate the impact of electron irradiation on the optical properties of PEA2PbBr4 nanoplates.
• Synthesis of PEA2PbBr4 nanoplates using direct preparation techniques.
• Application of electron irradiation to study structural and optical changes.
• Characterization of optical properties and crystal structure through spectroscopic methods.
• Observation of significant optical changes in response to electron irradiation.
• Changes in crystal structure correlated with alterations in optical characteristics.
• Demonstration of the dynamic nature of 2D Ruddlesden-Popper perovskites under external stimuli.