Pressure-induced densification of oxide glasses at the glass transition

S Kapoor, L Wondraczek, MM Smedskjaer - Frontiers in Materials, 2017‏ - frontiersin.org
Densification of oxide glasses at the glass transition offers a novel route to develop bulk
glasses with tailored properties for emerging applications. Such densification can be …

Effect of pressure on structure of oxide glasses at high pressure: Insights from solid-state NMR of quadrupolar nuclides

SK Lee - Solid State Nuclear Magnetic Resonance, 2010‏ - Elsevier
Revealing the structure of oxide glasses at high pressure remains a fundamental yet difficult
problem in modern physical and chemical sciences. The recent advances in solid-state …

Structure of amorphous aluminum oxide

SK Lee, SB Lee, SY Park, YS Yi, CW Ahn - Physical Review Letters, 2009‏ - APS
Whereas prototypical Al 2 O 3 is not a glass former, amorphous Al 2 O 3 can be formed as
thin films through vapor deposition and can serve as a structural model for the Al 2 O 3 …

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 …

Partitioning of Ru, Rh, Pd, Re, Ir and Pt between liquid metal and silicate at high pressures and high temperatures-Implications for the origin of highly siderophile …

U Mann, DJ Frost, DC Rubie, H Becker… - … et Cosmochimica Acta, 2012‏ - Elsevier
The apparent overabundance of the highly siderophile elements (HSEs: Pt-group elements,
Re and Au) in the mantles of Earth, Moon and Mars has not been satisfactorily explained …

[HTML][HTML] A large-solid-angle X-ray Raman scattering spectrometer at ID20 of the European Synchrotron Radiation Facility

S Huotari, CJ Sahle, C Henriquet, A Al-Zein… - Synchrotron …, 2017‏ - journals.iucr.org
An end-station for X-ray Raman scattering spectroscopy at beamline ID20 of the European
Synchrotron Radiation Facility is described. This end-station is dedicated to the study of …

Hard X-ray photon-in photon-out spectroscopy

P Glatzel, M Sikora, G Smolentsev… - Catalysis Today, 2009‏ - Elsevier
Spectroscopic techniques to study the electron configuration and local coordination of a
central atom by detecting inner-shell radiative decays following photoexcitation using hard X …

Relationship between topological order and glass forming ability in densely packed enstatite and forsterite composition glasses

S Kohara, J Akola, H Morita, K Suzuya… - Proceedings of the …, 2011‏ - pnas.org
The atomic structures of magnesium silicate melts are key to understanding processes
related to the evolution of the Earth's mantle and represent precursors to the formation of …

Prediction of metal–silicate partition coefficients for siderophile elements: An update and assessment of PT conditions for metal–silicate equilibrium during accretion of …

K Righter - Earth and Planetary Science Letters, 2011‏ - Elsevier
Experimental studies of the partitioning of siderophile elements between metallic and
silicate liquids have provided fundamental constraints on the early history and differentiation …

Iron isotopic fractionation between silicate mantle and metallic core at high pressure

J Liu, N Dauphas, M Roskosz, MY Hu, H Yang… - Nature …, 2017‏ - nature.com
Abstract The+ 0.1‰ elevated 56Fe/54Fe ratio of terrestrial basalts relative to chondrites was
proposed to be a fingerprint of core-mantle segregation. However, the extent of iron isotopic …