Bi-molecular emissive excited states in platinum (II) complexes for high-performance organic light-emitting diodes

► How various bi-molecular states are involved in determining spectral properties of Pt organic complexes. ► How bi-molecular excited states can be used and manipulated in fabrication of highly-efficient OLEDs within a broad spectral span covering its visible and near IR region. ► New significant aspects of chemical physics in the important group of advanced organic compounds to be widely used in organic optoelectronics.