Efficient luminescence from a copper(I) complex doped in organic light-emitting diodes by suppressing C-H vibrational quenching

Atsushi Wada; Qisheng Zhang; Takuma Yasuda; Isao Takasu; Shintaro Enomoto; Chihaya Adachi

doi:10.1039/c2cc31509b

Efficient luminescence from a copper(I) complex doped in organic light-emitting diodes by suppressing C-H vibrational quenching

Chem Commun (Camb). 2012 May 28;48(43):5340-2. doi: 10.1039/c2cc31509b. Epub 2012 Apr 23.

Authors

Atsushi Wada¹, Qisheng Zhang, Takuma Yasuda, Isao Takasu, Shintaro Enomoto, Chihaya Adachi

Affiliation

¹ Center for Organic Photonics and Electronics Research (OPERA), Kyushu University, 744 Motooka, Nishi, Fukuoka 819-0395, Japan.

PMID: 22523748
DOI: 10.1039/c2cc31509b

Abstract

Efficient luminescence was realized by suppressing not only excited-state distortion but also C-H vibrational quenching in a Cu complex. Organic light-emitting diodes containing the Cu complex as an emitting dopant exhibited a maximum external quantum efficiency of 7.4%.