High efficiency warm-white organic light emitting diodes from a single emitter in graded-doping device architecture

Unnat S. Bhansali, Huiping Jia, Iain W. H. Oswald, Mohammad A. Omary, Bruce E. Gnade
  • Applied Physics Letters, January 2012, American Institute of Physics
  • DOI: 10.1063/1.3702452