Chiral Amine Rare-Earth Double Perovskite

Doubled SHG Response

A rare-earth double perovskite built from chiral amines and RbEu framework, delivering higher-temperature reversible phase transitions and doubled second-order nonlinear response versus its racemic counterpart, while retaining Eu(III) red emission.

Xiao, Sun · Li, Yuting · Xin, Yin · Wei, Zhenhong · Cai, Hu

Small 2025

Specifications

Fluorescence lifetime

{'zh': '', 'en': '3.89'} ms

Quantum yield

{'zh': '', 'en': '32.23'} %

Advantages

SHG intensity surpassing conventional NO3--based perovskites

Reversible phase transition at elevated temperatures