Extremely superb efficiency and lifetime of deep blue phosphorescent OLEDs by introducing a hypsochromic emissive intermolecular complex (HEIC) with a negligibly small Δ <i>E</i> <sub>ST</sub> and fast reverse intersystem crossing rate

Ju Kim, Ki; Min Hwang, Kyo; Lee, Hakjun; Kang, Sunwoo; Ko, Soo‐Byung; Eum, Min‐Sik; Kwan Kim, Young; Kim, Taekyung

doi:10.1039/d0tc06107g

Public

Extremely superb efficiency and lifetime of deep blue phosphorescent OLEDs by introducing a hypsochromic emissive intermolecular complex (HEIC) with a negligibly small Δ E ST and fast reverse intersystem crossing rate

Published in Journal of Materials Chemistry C • Jan 1, 2021

Authors:

Ki Ju Kim

Kyo Min Hwang

Hakjun Lee

Abstract

Concept of a hypsochromic emissive intermolecular complex (HEIC) compared with the conventional exciplex and electroplex. A mixed host system with HEIC exhibits blue-shifted electroluminescence as well as photoluminescence.

Subject

Hypsochromic shift

Intersystem crossing

Materials science

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