Nature CommunicationsHighly stable and efficient copper(I) sensitizer for narrowband red organic light-emitting diodes with an operational lifetime (LT95) of up to 3689 h at 1000 cd m−2Rui TangShuo XuGang ChengKam-Hung LowDongdong ZhangLian DuanChi-Ming Che2025-08-20Full textDOI https://doi.org/10.1038/s41467-025-62867-8