Results 191 to 200 of about 7,312 (287)

Strength α‐Quartz: New Results From High Pressure In Situ X‐Ray Diffraction Experiments

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 2, February 2026.
Abstract We present a suite of 13 uniaxial deformation experiments on fine grained polycrystalline α‐quartz conducted in a D‐DIA apparatus monitored with in situ synchrotron x‐rays. Experimental temperatures range from 25°C to 1199°C with pressures between 1.4 and 3.2 GPa, and strain rates between 3.4 × 10−6 s−1 and 1.8 × 10−5 s−1.
D. A. Jivanjee Medina   +3 more
wiley   +1 more source

Crystal Structures and Intermolecular Interactions in α$\alpha$‐ and β$\beta$‐phosgene

open access: yesAngewandte Chemie, Volume 138, Issue 2, 9 January 2026.
Despite its notorious reputation as a war gas, phosgene (COCl2${\rm COCl}_2$) is one of the most important intermediate chemicals in industry. In this study, we present the crystal structures of two phosgene polymorphs as deduced from powder neutron diffraction and show which intermolecular interactions stabilise the different modifications.
Sven Ringelband   +6 more
wiley   +2 more sources

Practical implementation of m-Plane GaN resonant-phonon Terahertz quantum cascade laser. [PDF]

open access: yesSci Rep
Levy S   +5 more
europepmc   +1 more source

Learning Wave Scattering Properties From Seismograms

open access: yesJournal of Geophysical Research: Machine Learning and Computation, Volume 3, Issue 1, February 2026.
Abstract Heterogeneities in the Earth's crust scatter seismic waves at many scales, trapping seismic energy and producing coda waves that encode valuable information on geological structures. In regions such as volcanoes and fault systems, analyzing coda waves is essential for characterizing non‐uniform subsurface heterogeneity, improving ...
Reza Esfahani   +3 more
wiley   +1 more source

Trends on vibrational spectroscopy tools in the agri-food sector. [PDF]

open access: yesAnal Bioanal Chem
Melendreras C   +3 more
europepmc   +1 more source

Deep Inelastic Scattering at HERA [PDF]

open access: yesActa Physica Polonica B Proceedings Supplement, 2013
openaire   +2 more sources

Magnetic‐lens‐generated polarized neutron beam with enhanced intensity and Q resolution for small‐angle neutron scattering

open access: yesJournal of Applied Crystallography, Volume 59, Issue 1, Page 69-79, February 2026.
While maintaining or even improving Q resolution, a long array of short‐focal‐length magnetic lenses, with zero transmission loss and no diffuse scattering, successfully polarized and enhanced the intensity of neutron beams for small‐angle neutron scattering at momentum transfer Q > 0.1 nm−1.We installed a 30 mm‐bore 3.2 m‐long magnetic lens in the ...
Kosuke Hiroi   +4 more
wiley   +1 more source

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