Synthesis, structure, and characteristics of a hexa-Ti-oxo-cluster-added Keggin-type polyoxometalate

An acentric hexa-Ti-oxo-cluster-added trimeric phosphotungstate, [H2N(CH3)2]3H12[Ti6O6(A-α-1,2-PW10O37)3]∙12 H2O (1), was synthesized by reacting trivacant polyoxometalate (POM) fragments with Ti4+ ions under hydrothermal conditions and characterized via single-crystal/powder X-ray diffraction, soli...

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Main Authors: Yu Wang, Hai-Lou Li, Guo-Yu Yang
Format: Article
Language:English
Published: Tsinghua University Press 2023-09-01
Series:Polyoxometalates
Subjects:
Online Access:https://www.sciopen.com/article/10.26599/POM.2023.9140033
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author Yu Wang
Hai-Lou Li
Guo-Yu Yang
author_facet Yu Wang
Hai-Lou Li
Guo-Yu Yang
author_sort Yu Wang
collection DOAJ
description An acentric hexa-Ti-oxo-cluster-added trimeric phosphotungstate, [H2N(CH3)2]3H12[Ti6O6(A-α-1,2-PW10O37)3]∙12 H2O (1), was synthesized by reacting trivacant polyoxometalate (POM) fragments with Ti4+ ions under hydrothermal conditions and characterized via single-crystal/powder X-ray diffraction, solid UV–vis and IR spectroscopies, and thermogravimetric analysis. The polyoxoanion of 1 is constituted by three Ti2O3(A-α-1,2-PW10O37) subunits linked through Ti–O–Ti bonds, forming a ring-shaped configuration. Furthermore, 1 exhibits a second-harmonic generation response about 0.6 times that of KH2PO4, which paves the way toward the development of Ti-added POMs in the field of nonlinear optical materials.
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spelling doaj.art-706d8d40eb294e4ca9c7eb0a6fcaa9532023-12-20T09:47:34ZengTsinghua University PressPolyoxometalates2957-98212957-95032023-09-01239140033914003310.26599/POM.2023.9140033Synthesis, structure, and characteristics of a hexa-Ti-oxo-cluster-added Keggin-type polyoxometalateYu Wang0Hai-Lou Li1Guo-Yu Yang2https://orcid.org/0000-0002-0911-2805MOE Key Laboratory of Cluster Science, School of Chemistry and Chemical Engineering, Beijing Institute of Technology, Beijing 102488, ChinaMOE Key Laboratory of Cluster Science, School of Chemistry and Chemical Engineering, Beijing Institute of Technology, Beijing 102488, ChinaMOE Key Laboratory of Cluster Science, School of Chemistry and Chemical Engineering, Beijing Institute of Technology, Beijing 102488, ChinaAn acentric hexa-Ti-oxo-cluster-added trimeric phosphotungstate, [H2N(CH3)2]3H12[Ti6O6(A-α-1,2-PW10O37)3]∙12 H2O (1), was synthesized by reacting trivacant polyoxometalate (POM) fragments with Ti4+ ions under hydrothermal conditions and characterized via single-crystal/powder X-ray diffraction, solid UV–vis and IR spectroscopies, and thermogravimetric analysis. The polyoxoanion of 1 is constituted by three Ti2O3(A-α-1,2-PW10O37) subunits linked through Ti–O–Ti bonds, forming a ring-shaped configuration. Furthermore, 1 exhibits a second-harmonic generation response about 0.6 times that of KH2PO4, which paves the way toward the development of Ti-added POMs in the field of nonlinear optical materials.https://www.sciopen.com/article/10.26599/POM.2023.9140033ti-oxo clusteraddition reactionhydrothermal synthesisnonlinear optics
spellingShingle Yu Wang
Hai-Lou Li
Guo-Yu Yang
Synthesis, structure, and characteristics of a hexa-Ti-oxo-cluster-added Keggin-type polyoxometalate
Polyoxometalates
ti-oxo cluster
addition reaction
hydrothermal synthesis
nonlinear optics
title Synthesis, structure, and characteristics of a hexa-Ti-oxo-cluster-added Keggin-type polyoxometalate
title_full Synthesis, structure, and characteristics of a hexa-Ti-oxo-cluster-added Keggin-type polyoxometalate
title_fullStr Synthesis, structure, and characteristics of a hexa-Ti-oxo-cluster-added Keggin-type polyoxometalate
title_full_unstemmed Synthesis, structure, and characteristics of a hexa-Ti-oxo-cluster-added Keggin-type polyoxometalate
title_short Synthesis, structure, and characteristics of a hexa-Ti-oxo-cluster-added Keggin-type polyoxometalate
title_sort synthesis structure and characteristics of a hexa ti oxo cluster added keggin type polyoxometalate
topic ti-oxo cluster
addition reaction
hydrothermal synthesis
nonlinear optics
url https://www.sciopen.com/article/10.26599/POM.2023.9140033
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