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Updated: May 8, 2026

Fabrication of White Light-emitting Electrochemical Cells with Stable Emission from Exciplexes
Published on: November 15, 2016
High-efficiency polymer light-emitting devices with robust phosphorescent platinum(II) emitters containing
Gang Cheng1, Pui-Keong Chow, Steven C F Kui
1State Key Laboratory of Synthetic Chemistry, Institute of Molecular Functional Materials and Department of Chemistry, The University of Hong Kong Pokfulam Road, Hong Kong SAR, China; State Key Laboratory on Integrated Optoelectronics, College of Electronic Science and Engineering, Jilin University, Changchun, 130012, China; HKU Shenzhen Institute of Research and Innovation, Shenzhen, 518053, China.
Abstract:
[Pt(O(∧) N(∧) C(∧) N)]-type complexes are used as single emitters in solution-processed PLEDs with maximum EQEs of 15.55% for green and 12.73% for white devices, which are the highest values ever achieved for PLEDs based on Pt(ii) complexes.
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