Contains the keyword bipolarons

Shinar J. Optically detected magnetic resonance studies of luminescence-quenching processes in pi-conjugated materials and organic light-emitting devices. Laser Photon Rev. 2012;6:767-86. Abstract

Chen Y, Cai M, Xiao T, Hellerich E, Shinar J. Optically Detected Magnetic Resonance (ODMR) Studies of Trions in Organic Light-Emitting Materials and OLEDs, and Their Possible Relation to Long-Term OLED Degradation - art. no. 70510G. Organic Light Emitting Materials and Devices Xii. 2008;7051:G510-G510666. Abstract