Structure of cesium–borosilicate glasses according to NMR spectroscopy
- Authors: Osipov A.A.1, Eremyashev V.E.1,2, Mazur A.S.3, Tolstoi P.M.3, Osipova L.M.1
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Affiliations:
- Institute of Mineralogy
- South Urals State University
- Center for Magnetic Resonance, Research Park
- Issue: Vol 43, No 4 (2017)
- Pages: 287-293
- Section: Article
- URL: https://journals.rcsi.science/1087-6596/article/view/216032
- DOI: https://doi.org/10.1134/S1087659617040113
- ID: 216032
Cite item
Abstract
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.
Keywords
About the authors
A. A. Osipov
Institute of Mineralogy
Author for correspondence.
Email: 100123@mineralogy.ru
Russian Federation, Miass, Chelyabinsk oblast, 456317
V. E. Eremyashev
Institute of Mineralogy; South Urals State University
Email: 100123@mineralogy.ru
Russian Federation, Miass, Chelyabinsk oblast, 456317; Chelyabinsk, 454080
A. S. Mazur
Center for Magnetic Resonance, Research Park
Email: 100123@mineralogy.ru
Russian Federation, St. Petersburg, 198504
P. M. Tolstoi
Center for Magnetic Resonance, Research Park
Email: 100123@mineralogy.ru
Russian Federation, St. Petersburg, 198504
L. M. Osipova
Institute of Mineralogy
Email: 100123@mineralogy.ru
Russian Federation, Miass, Chelyabinsk oblast, 456317