Müllen, Klaus MPI for Polymer Research, Max Planck Society;
Scherf, Ullrich MPI for Polymer Research, Max Planck Society;
Zenz, C., Graupner, W., Tasch, S., Leising, G., Müllen, K., & Scherf, U. (1997). Blue green stimulated emission from a high gain conjugated polymer. Applied Physics Letters, 71(18), 2566-2568.