Link between medium and long-range order and macroscopic properties of silicate glasses and melts

DR Neuville, C Le Losq - Reviews in Mineralogy and …, 2022 - pubs.geoscienceworld.org
The two first chapters of this volume focus on the structure of magmas at different scales:
short and medium range order. A quick review of the glass literature, from the 90's or older …

Is the structural relaxation of glasses controlled by equilibrium shear viscosity?

RF Lancelotti, DR Cassar, M Nalin… - Journal of the …, 2021 - Wiley Online Library
Abstract Knowledge of relaxation processes is fundamental in glass science and technology
because relaxation is intrinsically related to vitrification, tempering as well as to annealing …

Experimental characterizations and molecular dynamics simulations of the structures of lead aluminosilicate glasses

C Zhong, J Yan, Q Jiang, C Chen, S Yuan… - Journal of Non …, 2022 - Elsevier
Exploring the atomic-level structure of lead aluminosilicate glass is extremely important for
improving the performance of the related products such as optical devices and …

Flash-DSC provides valuable insights into glass relaxation and crystallization

RF Lancelotti, L Pereira, KU Hess, DB Dingwell… - Journal of Non …, 2024 - Elsevier
Conventional differential scanning calorimeters (DSC) are widely used to study thermal
responses in glasses, such as crystallization, relaxation, and glass transition. However, their …

Unveiling Non-isothermal Crystallization of CaO–Al2O3–B2O3–Na2O–Li2O–SiO2 Glass via In Situ X-ray Scattering and Raman Spectroscopy

S Wang, E Rani, F Gyakwaa, H Singh, G King… - Inorganic …, 2022 - ACS Publications
The crystallization in glasses is a paradoxical phenomenon and scarcely investigated. This
work explores the non-isothermal crystallization of a multicomponent alumino-borosilicate …

Structural and dynamic properties of MgO–Al2O3–SiO2 glasses from molecular dynamics simulations and NMR

C Chen, C Zhong, Y Zhang, A Li, S Huang, H Zeng… - Ceramics …, 2022 - Elsevier
Magnesium aluminosilicate glasses have a wide range of applications in composite fiber
reinforcements, aircraft windshields, due to their excellent chemical stability and mechanical …

High-pressure plastic deformation of lead metasilicate glass accessed by Raman spectroscopy: Insights into the Qn distribution

RB Pena, V Laurent, T Deschamps, E Romeo… - Journal of Non …, 2021 - Elsevier
In this study, lead metasilicate glasses (PbSiO 3) were densified at different maximum
pressures in a diamond anvil cell (DAC) at room temperature. The densified glass samples …

Thermal expansion and compressibility of alamosite (PbSiO3) determined by in-situ synchrotron X-ray diffraction

TR Cunha, DV Sampaio, RB Pena, BJA Moulton… - Ceramics …, 2022 - Elsevier
This manuscript presents an investigation of alamosite, PbSiO 3, obtained by crystallization
of lead metasilicate glass, PbO· SiO 2. Rietveld refinement of synchrotron X-ray diffraction …

Structure and properties of lead silicate glasses

D Caurant, G Wallez, O Majérus… - Lead in Glassy …, 2024 - books.google.com
As already noted in Chapter 1, given their specific properties, glasses containing lead oxide
have a very broad field of application. This extends from crystal glasses, enamels and …

Atomistic origin of structural relaxation in lead metasilicate and lithium disilicate glasses

RF Lancelotti, ED Zanotto, S Sen - Journal of the American …, 2024 - Wiley Online Library
A combination of density measurement, differential scanning calorimetry, refractometry, and
Raman and 29Si nuclear magnetic resonance (NMR) spectroscopy is employed to …