Color Switchable Bipolar/AC Light-Emitting Devices Based on Conjugated Polymers Wang, Y. Z. ; Gebler, D. D. ; Epstein, A. J. ; Fu, D. K. ; Swager, T. M. Abstract Publication: APS March Meeting Abstracts Pub Date: March 1997 Bibcode: 1997APS..MAR..O702W