Issue 41, 2025
From the journal:

Chemical Communications

Synergistic optimization of MR-TADF materials via a rigid skeleton and charge delocalization for enhanced photoluminescence and electroluminescence performance†

Jun-Yi Wang,‡a   Hao-Ran Zheng,‡a   Xunwen Xiao ORCID logo *ab  and  Xu-Feng Luo ORCID logo *abc  

* Corresponding authors

a College of Material Science and Chemical Engineering, Ningbo University of Technology, Ningbo 315211, P. R. China

b Zhejiang Institute of Tianjin University, 201 Fenghua Road, Ningbo 315211, China

c State Key Laboratory of Coordination Chemistry, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210093, P. R. China

Abstract

Synergistic rigidification and charge delocalization enable ultra-narrowband MR-TADF emitters. CzYCzPhBN and OYCzPhBN exhibit PL FWHMs of 19 nm and 20 nm in toluene, with sensitized OLEDs achieving EQEs of 35.0% and 10.8% and EL FWHMs of 23 nm and 25 nm, respectively.

Graphical abstract: Synergistic optimization of MR-TADF materials via a rigid skeleton and charge delocalization for enhanced photoluminescence and electroluminescence performance

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Article information

DOI
https://doi.org/10.1039/D5CC01299F
Article type
Communication
Submitted
10 Mar 2025
Accepted
19 Apr 2025
First published
25 Apr 2025

Chem. Commun., 2025,61, 7434-7437

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Synergistic optimization of MR-TADF materials via a rigid skeleton and charge delocalization for enhanced photoluminescence and electroluminescence performance

J. Wang, H. Zheng, X. Xiao and X. Luo, Chem. Commun., 2025, 61, 7434 DOI: 10.1039/D5CC01299F

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