A highly efficient open-shell singlet luminescent diradical with strong magnetoluminescence properties

https://phys.org/news/2023-11-highly-efficient-open-shell-singlet-luminescent.html

"adjusting donor conjugation OS diradicals achieving highly luminescent diradical (DR1) with outstanding stability... 0.5 wt.%-DR1 doped film demonstrates significant single-molecule magnetoluminescence... achieved 210% magnetoluminescence (ML) value at 7 T magnetic field... most efficient electron-hole separation and higher oscillator strength... prepared in 4 steps from commercially available reagents... interaction between two electrons within a single-molecule of DR1 plays a key role for MLs"