Structure of cesium–borosilicate glasses according to NMR spectroscopy
- Autores: Osipov A.1, Eremyashev V.1,2, Mazur A.3, Tolstoi P.3, Osipova L.1
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Afiliações:
- Institute of Mineralogy
- South Urals State University
- Center for Magnetic Resonance, Research Park
- Edição: Volume 43, Nº 4 (2017)
- Páginas: 287-293
- Seção: Article
- URL: https://journals.rcsi.science/1087-6596/article/view/216032
- DOI: https://doi.org/10.1134/S1087659617040113
- ID: 216032
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Resumo
The local structure of cesium-borosilicate glasses with various Cs2O and B2O3 proportions and constant SiO2 content (50 mol %) is studied with 11B, 29Si, and 133Cs MAS NMR spectroscopy. The portions of three- and four-fold Si atoms are determined, as well as the concentrations of various silicate Qn units. Our experimental data are compared with the predictions of Dell’s model and thermodynamic modeling for sodium–borosilicate analogs of the glasses studied.
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Sobre autores
A. Osipov
Institute of Mineralogy
Autor responsável pela correspondência
Email: 100123@mineralogy.ru
Rússia, Miass, Chelyabinsk oblast, 456317
V. Eremyashev
Institute of Mineralogy; South Urals State University
Email: 100123@mineralogy.ru
Rússia, Miass, Chelyabinsk oblast, 456317; Chelyabinsk, 454080
A. Mazur
Center for Magnetic Resonance, Research Park
Email: 100123@mineralogy.ru
Rússia, St. Petersburg, 198504
P. Tolstoi
Center for Magnetic Resonance, Research Park
Email: 100123@mineralogy.ru
Rússia, St. Petersburg, 198504
L. Osipova
Institute of Mineralogy
Email: 100123@mineralogy.ru
Rússia, Miass, Chelyabinsk oblast, 456317