Researchers from Sweden and USA utilized graphene to provide an alternative to OLED and termed it Light Emitting Electrochemical Cell (LEC) made of all organics (carbon based materials). Scientists touted that not only technologically this development is interesting but also important from environmental standpoint.
[Ref: N.D. Robinson et al ACS Nano; DOI: 10.1021 / nn9018569, Web publication date Feb. 04, 2010]


