Photoluminescence spectral broadening, chirality transfer and amplification of chiral perovskite materials (R-X-p-mBZA)2PbBr4 (X = H, F, Cl, Br) regulated by van der Waals and halogen atoms interactions

• DOI: 10.1039/d0cp02530e
• Publication Date: 2020-07-07T12:50:09Z
• Authors: Chenyang Zhou; Ya Chu; Linlin Ma; Yingqian Zhong; Chao Wang; Yalan Liu; Haoyue Zhang; Beibei Wang; Xia Feng; Xi Yu; Xiaotao Zhang; Yan Sun; Xiaozeng Li; Guangjiu Zhao
• Keywords: 13. Climate action; 02 engineering and technology; 0210 nano-technology; 01 natural sciences; 3. Good health; 0104 chemical sciences

We introduced halogen-substituted chiral molecules as A-site cations to synthesize a series of novel organic–inorganic hybrid 2D chiral perovskite materials (R-X-p-mBZA)2PbBr4 (X = H, F, Cl, Br; p: para-position; mBZA = α-methylbenzylamine).