Tuning conjugated chain ends in small molecular acceptors for enhancing molecular packing in binary blend acceptors and inducing high efficiency in planar junction organic photovoltaics

Journal of Materials Chemistry A 2026

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Authors: Tzu-Ching Lu, Bin Chang, Chi-Ting Huang, Jui‐Cheng Kao, Bo-han Chen, Ching-En Tsai, Chung-Hao Chen, Shang‐Da Yang, Jyh-Pin Chou, Yu-Chieh Lo, Kung‐Hwa Wei
DOI: 10.1039/d5ta09626j
Cited by: 6
References: 69

Abstract

PM6/L8-BO:Y5-IC-TT devices achieve 19.3% PCE (17.4% for PM6/L8-BO). Y5-IC-TT's small dihedral angles induce large blend binding energies in parallel/antiparallel orientations, resulting in a larger packing coherence length.

Fields of Study & Subjects

Organic Electronics and Photovoltaics Organic Light-Emitting Diodes Research Molecular Junctions and Nanostructures

Publication details

Journal / source
Journal of Materials Chemistry A
Publisher
Royal Society of Chemistry (RSC)
Volume
14
Issue
17
Pages
10371–10382
Publication date
1 January 2026
Language
EN