DOI: 10.1039/d6cp02274j ISSN: 1463-9076
Enhancing self-trapped exciton emission in Cs 2 Ag 0.6 Na 0.4 In 0.8 Niwan Gunawardana, Sriram Pari, Mai-Chun Li, Chien-Chun Lu, Cheng-Liang Huang, Subhendu K. Panda, Chung-Hsin Yang
Halide exchange in Cs 2 Ag 0.6 Na 0.4 In 0.8 Bi 0.2 Cl 6– X Br X nanocrystals suppresses trap-assisted recombination and enhances self-trapped exciton emission, leading to improved photoluminescence quantum yield and modified ultrafast carrier dynamics.