A circularly polarized (CP) white organic light-emitting diode (WOLED) based on a chiral organo-Sm3+ complex

Jiaxiang Liu; Baowen Wang; Zhiming Zhang; Jiamiao Yu; Xingqiang Lü; Guorui Fu; Wentao Li; Wai-Yeung Wong

doi:10.1039/D2TC04802G

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A circularly polarized (CP) white organic light-emitting diode (WOLED) based on a chiral organo-Sm³⁺ complex†

Jiaxiang Liu,‡^a Baowen Wang,‡^a Zhiming Zhang,^a Jiamiao Yu,^a Xingqiang Lü,

*^a Guorui Fu,*^a Wentao Li*^ab and Wai-Yeung Wong

*^b

Author affiliations

* Corresponding authors

^a School of Chemical Engineering, Northwest University, Xi'an 710069, Shaanxi, China
E-mail: lvxq@nwu.edu.cn, fuguorui@nwu.edu.cn

^b Department of Applied Biology and Chemical Technology, Research Institute for Smart Energy, The Hong Kong Polytechnic University, Hung Hom, Hong Kong, China
E-mail: wentaowh.li@polyu.edu.hk, wai-yeung.wong@polyu.edu.hk

Abstract

Using the designed chiral [Sm(tta)₃(D-phen)] as an emitter, the first example of a chiral organo-Ln³⁺-based CP-WOLED with both attractive white-light efficiencies (η^Max_EQE = 1.55% and η^Max_CE = 1.61 cd A⁻¹) and high dissymmetry factor (|g_EL|^Max = 0.011) is reported.

This article is part of the themed collection: Circularly Polarised Luminescence

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Article information

DOI: https://doi.org/10.1039/D2TC04802G
Article type: Communication
Submitted: 11 Nov 2022
Accepted: 28 Dec 2022
First published: 30 Dec 2022

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J. Mater. Chem. C, 2023,11, 1265-1270

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A circularly polarized (CP) white organic light-emitting diode (WOLED) based on a chiral organo-Sm³⁺ complex

J. Liu, B. Wang, Z. Zhang, J. Yu, X. Lü, G. Fu, W. Li and W. Wong, J. Mater. Chem. C, 2023, 11, 1265 DOI: 10.1039/D2TC04802G

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Journal of Materials Chemistry C