PT Journal AU Sharma, N Spuling, E Mattern, CM Li, W Fuhr, O Tsuchiya, Y Adachi, C Bräse, S Samuel, IDW Zysman-Colman, E TI Turn on of sky-blue thermally activated delayed fluorescence and circularly polarized luminescence (CPL): Via increased torsion by a bulky carbazolophane donor SO Chemical science PY 2019 BP 6689 EP 6696 VL 10 IS 27 DI 10.1039/c9sc01821b LA english ER