Structure of disordered materials under ambient to extreme conditions revealed by synchrotron x-ray diffraction techniques at SPring-8—recent instrumentation and …

K Ohara, Y Onodera, M Murakami… - Journal of Physics …, 2021 - iopscience.iop.org
The structure of disordered materials is still not well understood because of insufficient
experimental data. Indeed, diffraction patterns from disordered materials are very broad and …

From short to medium range order in glasses and melts by diffraction and Raman spectroscopy

JWE Drewitt, L Hennet… - Reviews in Mineralogy …, 2022 - pubs.geoscienceworld.org
The structure of glasses and the melts from which they are formed is intrinsically disordered,
making their structural characterization difficult. Whilst the structure of solid minerals can be …

Structure and properties of silica glass densified in cold compression and hot compression

M Guerette, MR Ackerson, J Thomas, F Yuan… - Scientific reports, 2015 - nature.com
Silica glass has been shown in numerous studies to possess significant capacity for
permanent densification under pressure at different temperatures to form high density …

Beyond sixfold coordinated Si in SiO2 glass at ultrahigh pressures

C Prescher, VB Prakapenka… - Proceedings of the …, 2017 - National Acad Sciences
We investigated the structure of SiO2 glass up to 172 GPa using high-energy X-ray
diffraction. The combination of a multichannel collimator with diamond anvil cells enabled …

Brittle to ductile transition in densified silica glass

F Yuan, L Huang - Scientific reports, 2014 - nature.com
Current understanding of the brittleness of glass is limited by our poor understanding and
control over the microscopic structure. In this study, we used a pressure quenching route to …

Pressure-induced amorphization and polyamorphism: Inorganic and biochemical systems

D Machon, F Meersman, MC Wilding, M Wilson… - Progress in Materials …, 2014 - Elsevier
Pressure-induced amorphization (PIA) is a phenomenon that involves an abrupt transition
between a crystalline material and an amorphous solid through application of pressure at …

High-pressure structural transformation of glass up to 100 GPa

T Sato, N Funamori - Physical Review B—Condensed Matter and Materials …, 2010 - APS
We have conducted structure measurements of SiO 2 glass under high pressure up to 100
GPa by an energy-dispersive x-ray diffraction method with synchrotron white x rays. X-ray …

The short-range order (SRO) and structure

GS Henderson, JF Stebbins - Reviews in Mineralogy …, 2022 - pubs.geoscienceworld.org
Magmas are mixtures of melt, crystals and dissolved gasses with or without crystalline
material (Mysen and Richet 2019). They play an important role in igneous processes …

Ultrahigh-pressure polyamorphism in GeO2 glass with coordination number >6

Y Kono, C Kenney-Benson, D Ikuta… - Proceedings of the …, 2016 - National Acad Sciences
Knowledge of pressure-induced structural changes in glasses is important in various
scientific fields as well as in engineering and industry. However, polyamorphism in glasses …

Structure and disorder in amorphous alumina thin films: Insights from high-resolution solid-state NMR

SK Lee, SY Park, YS Yi, J Moon - The Journal of Physical …, 2010 - ACS Publications
Revealing the extent of disorder in amorphous oxides is one of the remaining puzzles in
physical chemistry, glass sciences, and geochemistry. Here, we report the 27Al NMR results …