44 citations · 411 across the 23 of their papers we have counts for
11 papers · 1 filter
X-ray study of krypton and xenon under pressure reveals the mechanism of martensitic transformations
Angelika D. Rosa, Agnes Dewaele, Gaston Garbarino +8
The martensitic transformation is a fundamental physical phenomenon at the origin of important industrial applications. However, the underlying microscopic mechanism, which is of c…
Interplay between local structure and electronic properties on CuO under pressure
V. Cuartero, V. Monteseguro, A. Otero-de-la-Roza +5
The electronic and local structural properties of CuO under pressure have been investigated by means of X-ray absorption spectroscopy (XAS) at Cu K edge and ab-initio calculations,…
Mechanism of pressure induced amorphization of SnI4: a combined X-ray diffraction -- X-ray absorption spectroscopy study
Emiliano Fonda, Alain Polian, Toru Shinmei +2
We have studied the amorphization process of SnI4 up to 26.8GPa with unprecedented experimental details by combining Sn and I K edge X-ray absorption spectroscopy and powder X-ray…
Recent progress in high pressure X-ray absorption spectroscopy studies at the ODE beamline
L. Nataf, F. Baudelet, A. Polian +4
High pressure energy-dispersive X-ray absorption spectroscopy is a valuable structural technique, especially, when combined with a nano-polycrystalline diamond anvil cell. Here we…
Pressure-induced Insulator to Metal Transition of Mixed Valence Compound Ce(O,F)SbS
Ryo Matsumoto, Masanori Nagao, Masayuki Ochi +11
Transport properties of CeF0.15SbS and undoped CeOSbS under high pressure were investigated experimentally and theoretically. Electrical resistivity measuremen…
X-ray driven first-order phase transition in GeO2 glass under pressure
Xinguo Hong, Matt Newville, Ho-Kwang Mao +2
Unprecedented bright and intense synchrotron X-rays have been widely used to unravel numerous compelling electronic and structural properties using a large variety of physical tech…
Universal amorphous-amorphous transition in GexSe1-x glasses under pressure
Can Yildirim, Matthieu Micoulaut, Punit Boolchand +5
Pressure induced structural modifications in vitreous GeSe (where 10 x 25)are investigated using X-ray absorption spectroscopy (XAS) along with supple…
Local Structure and Spin Transition in Fe2O3 Hematite at High-Pressure
Andrea Sanson, Innokenty Kantor, Valerio Cerantola +3
The pressure evolution of the local structure of Fe2O3 hematite has been determined for the first time by extended x-ray absorption fine structure up to 79 GPa. The comparison to t…
Interplay of the electronic and lattice degrees of freedom in A_{1-x}Fe_{2-y}Se_{2} superconductors under pressure
M. Bendele, C. Marini, B. Joseph +12
The local structure and electronic properties of RbFeSe are investigated by means of site selective polarized x-ray absorption spectroscopy at the iron and sele…
Polycrystalline γ-boron: As hard as polycrystalline cubic boron nitride
Jiaqian Qin, Norimasa Nishiyama, Hiroaki Ohfuji +4
The Vickers hardness of polycrystalline γ-B was measured using a diamond indentation method. The elastic properties of polycrystalline γ-B (B=213.9 GPa, G=227.2 GPa, and E=503.3 GP…
Phase relations in boron at pressure up to 18 GPa and temperature up to 2200 °C
Jiaqian Qin, Tetsuo Irifune, Haruhiko Dekura +4
The phase relations in boron have been investigated at high pressure and high temperature using a multianvil apparatus, and the quenched sample has been analyzed by x-ray diffracti…