From the journal:

Chemical Communications

Diphosphonate functionalization of a polyoxometalate–organic cage enhances proton conductivity

Shicheng Han,a   Fangcheng Liu,*ab   Gang Fu,a   Ji Guo,a   Jiaheng Lin,a   Hongyu Wu,a   Chengyi Mua  and  Xikui Fang ORCID logo *a  

* Corresponding authors

a State Key Laboratory of Space Power-Sources, School of Chemistry and Chemical Engineering, Harbin Institute of Technology, Harbin, China
E-mail: xkfang@hit.edu.cn

b Chongqing Key Laboratory for New Chemical Materials of Shale Gas, College of Chemistry and Chemical Engineering, Yangtze Normal University, Chongqing 408100, China
E-mail: fangchengl@yznu.edu.cn

Abstract

Diphosphonate functionalization of a cubic polyoxovanadate–organic cage resulted in enhanced proton conductivity of 1.90 × 10−2 S cm−1, compared to 3.38 × 10−3 S cm−1 for an analogous monophosphonate-derived cage, at 373 K and 98% relative humidity.

Graphical abstract: Diphosphonate functionalization of a polyoxometalate–organic cage enhances proton conductivity

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Article information

DOI
https://doi.org/10.1039/D5CC05382J
Article type
Communication
Submitted
18 Sep 2025
Accepted
10 Nov 2025
First published
11 Nov 2025

Chem. Commun., 2025, Advance Article

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Diphosphonate functionalization of a polyoxometalate–organic cage enhances proton conductivity

S. Han, F. Liu, G. Fu, J. Guo, J. Lin, H. Wu, C. Mu and X. Fang, Chem. Commun., 2025, Advance Article , DOI: 10.1039/D5CC05382J

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