Singlet-states-mediated highly efficient two-photon fluorescence in organic dyes
S Wang, Xiaoxiao Fan, Xiaofei Miao, Derong Fan, X D Liu, Zhe Feng, Wenbo Hu, Jun Qian
This paper reports a new two-photon fluorescence mechanism in organic dyes mediated by singlet states, validated across multiple dyes and applied to imaging mouse and human tissues.
bioRxiv · Jun 11, 2026 · PreprintBioengineering