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Nature Materials 7, 168 (2008)
doi:10.1038/nmat2129

Operating mechanism of light-emitting electrochemical cells

George G. Malliaras1, Jason D. Slinker1, John A. DeFranco1, Michael J. Jaquith2, William R. Silveira2, Yu-Wu Zhong2, Jose M. Moran-Mirabal3, Harold G. Craighead3, Héctor D. Abruña2 & John A. Marohn2

  1. Department of Materials Science and Engineering, Cornell University, Ithaca, New York 14853-1501, USA
  2. Department of Chemistry and Chemical Biology, Cornell University, Ithaca, New York 14853-1301, USA
  3. School of Applied and Engineering Physics, Cornell University, Ithaca, New York 14843-3501, USA

Correspondence to: George G. Malliaras1 e-mail: ggm1@cornell.edu

The comments by Pei and Heeger on our paper published in Nature Materials1 call for a clarification of the mechanism of the operation of light-emitting electrochemical cells (LEECs).The simplest configuration of an organic light-emitting diode (OLED) consists of an organic semiconductor layer sandwiched between two electrodes, the anode and the cathode.

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