Citation:
Bian M, Wang Y, Guo X, Lv F, Chen Z, Duan L, Bian Z, Liu Z, Geng H, Xiao L. Positional isomerism effect of spirobifluorene and terpyridine moieties of ``(A)(n)-D-(A)(n)'' type electron transport materials for long-lived and highly efficient TADF-PhOLEDs. JOURNAL OF MATERIALS CHEMISTRY C. 2018;6:10276-10283.