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A Novel Photoluminescent Ag/Cu Cluster Exhibits a Chromic Photoluminescence Response towards Volatile Organic Vapors

A new Ag/Cu bimetallic cluster [Ag(10)Cu(6)(bdppthi)(2)(C≡CPh)(12)(EtOH)(2)](ClO(4))(4) (1, bdppthi = N,N′-bis(diphenylphosphanylmethyl)-tetrahydroimidazole) exhibited strong phosphorescent (PL) emission at 644 nm upon excitation at 400 nm. Removal of the coordinated EtOH molecules in 1 resulted in...

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Detalles Bibliográficos
Autores principales: Yang, Wei, Hu, Shengnan, Wang, Yuwei, Yan, Sisi, Cao, Xiang-Qian, Li, Hong-Xi, Young, David James, Ren, Zhi-Gang
Formato: Online Artículo Texto
Lenguaje:English
Publicado: MDPI 2023
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9921385/
https://www.ncbi.nlm.nih.gov/pubmed/36770923
http://dx.doi.org/10.3390/molecules28031257
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author Yang, Wei
Hu, Shengnan
Wang, Yuwei
Yan, Sisi
Cao, Xiang-Qian
Li, Hong-Xi
Young, David James
Ren, Zhi-Gang
author_facet Yang, Wei
Hu, Shengnan
Wang, Yuwei
Yan, Sisi
Cao, Xiang-Qian
Li, Hong-Xi
Young, David James
Ren, Zhi-Gang
author_sort Yang, Wei
collection PubMed
description A new Ag/Cu bimetallic cluster [Ag(10)Cu(6)(bdppthi)(2)(C≡CPh)(12)(EtOH)(2)](ClO(4))(4) (1, bdppthi = N,N′-bis(diphenylphosphanylmethyl)-tetrahydroimidazole) exhibited strong phosphorescent (PL) emission at 644 nm upon excitation at 400 nm. Removal of the coordinated EtOH molecules in 1 resulted in derivative 1a, which exhibited significant red-shifted emission at 678 nm. The structure and PL of 1 was restored on exposure to EtOH vapor. Cluster 1a also exhibited a vapor-chromic PL response towards other common organic solvent vapors including acetone, MeOH and MeCN. A PMMA film of 1a was developed as a reusable visible sensor for MeCN.
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spelling pubmed-99213852023-02-12 A Novel Photoluminescent Ag/Cu Cluster Exhibits a Chromic Photoluminescence Response towards Volatile Organic Vapors Yang, Wei Hu, Shengnan Wang, Yuwei Yan, Sisi Cao, Xiang-Qian Li, Hong-Xi Young, David James Ren, Zhi-Gang Molecules Communication A new Ag/Cu bimetallic cluster [Ag(10)Cu(6)(bdppthi)(2)(C≡CPh)(12)(EtOH)(2)](ClO(4))(4) (1, bdppthi = N,N′-bis(diphenylphosphanylmethyl)-tetrahydroimidazole) exhibited strong phosphorescent (PL) emission at 644 nm upon excitation at 400 nm. Removal of the coordinated EtOH molecules in 1 resulted in derivative 1a, which exhibited significant red-shifted emission at 678 nm. The structure and PL of 1 was restored on exposure to EtOH vapor. Cluster 1a also exhibited a vapor-chromic PL response towards other common organic solvent vapors including acetone, MeOH and MeCN. A PMMA film of 1a was developed as a reusable visible sensor for MeCN. MDPI 2023-01-27 /pmc/articles/PMC9921385/ /pubmed/36770923 http://dx.doi.org/10.3390/molecules28031257 Text en © 2023 by the authors. https://creativecommons.org/licenses/by/4.0/Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
spellingShingle Communication
Yang, Wei
Hu, Shengnan
Wang, Yuwei
Yan, Sisi
Cao, Xiang-Qian
Li, Hong-Xi
Young, David James
Ren, Zhi-Gang
A Novel Photoluminescent Ag/Cu Cluster Exhibits a Chromic Photoluminescence Response towards Volatile Organic Vapors
title A Novel Photoluminescent Ag/Cu Cluster Exhibits a Chromic Photoluminescence Response towards Volatile Organic Vapors
title_full A Novel Photoluminescent Ag/Cu Cluster Exhibits a Chromic Photoluminescence Response towards Volatile Organic Vapors
title_fullStr A Novel Photoluminescent Ag/Cu Cluster Exhibits a Chromic Photoluminescence Response towards Volatile Organic Vapors
title_full_unstemmed A Novel Photoluminescent Ag/Cu Cluster Exhibits a Chromic Photoluminescence Response towards Volatile Organic Vapors
title_short A Novel Photoluminescent Ag/Cu Cluster Exhibits a Chromic Photoluminescence Response towards Volatile Organic Vapors
title_sort novel photoluminescent ag/cu cluster exhibits a chromic photoluminescence response towards volatile organic vapors
topic Communication
url https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9921385/
https://www.ncbi.nlm.nih.gov/pubmed/36770923
http://dx.doi.org/10.3390/molecules28031257
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