Results 51 to 60 of about 330,248 (281)

Laser Powder Bed Fusion of Copper–Tungsten Composites for Heat Sink Applications in High‐Power Electronics

open access: yesAdvanced Engineering Materials, EarlyView.
This article demonstrates the successful qualification of a copper–tungsten composite for laser powder bed fusion. The resulting components exhibited high density, high thermal conductivity, and reduced thermal expansion. Heat sinks with complex geometries were successfully manufactured, clearly showcasing the material's potential for additive ...
Simon Rauh   +6 more
wiley   +1 more source

Interfacial oxygen vacancies yielding long-lived holes in hematite mesocrystal-based photoanodes

open access: yesNature Communications, 2019
The performance of hematite (α-Fe2O3) photoanodes is limited by fast charge recombination. Here, authors develop hematite mesocrystal-based photoanodes with abundant interfacial oxygen vacancies for highly efficient solar water splitting under back ...
Zhujun Zhang   +6 more
doaj   +1 more source

Neutron Scattering as a Powerful Tool to Investigate Magnetic Shape Memory Alloys: A Review

open access: yesMetals, 2021
Magnetic shape memory alloys (MSMAs) are an interesting class of smart materials characterized by undergoing macroscopic deformations upon the application of a pertinent stimulus: temperature, stress and/or external magnetic fields. Since the deformation
Natalia A. Río-López   +6 more
doaj   +1 more source

Scattering in Multilayered Structures: Diffraction from a Nanohole [PDF]

open access: yes, 2011
The spectral expansion of the Green's tensor for a planar multilayered structure allows us to semi analytically obtain the angular spectrum representation of the field scattered by an arbitrary dielectric perturbation present in the structure.
Gabriel Molina-Terriza   +6 more
core   +3 more sources

A Workflow to Accelerate Microstructure‐Sensitive Fatigue Life Predictions

open access: yesAdvanced Engineering Materials, EarlyView.
This study introduces a workflow to accelerate predictions of microstructure‐sensitive fatigue life. Results from frameworks with varying levels of simplification are benchmarked against published reference results. The analysis reveals a trade‐off between accuracy and model complexity, offering researchers a practical guide for selecting the optimal ...
Luca Loiodice   +2 more
wiley   +1 more source

An Analysis of Diffraction in Deep-Inelastic Scattering [PDF]

open access: yes, 1998
We propose a simple parametrization for the deep-inelastic diffractive cross section. It contains the contribution of $q\bar{q}$ production to both the longitudinal and the transverse diffractive structure functions, and of the production of $q\bar{q}g ...
Bartels, J.   +3 more
core   +2 more sources

GLUON PROPAGATOR IN DIFFRACTIVE SCATTERING [PDF]

open access: yesInternational Journal of Modern Physics A, 2006
In this work, we perform a comparison of the use of distinct gluon propagators with the experimental data in diffractive processes, pp elastic scattering and light meson photo-production. The gluon propagators are calculated through nonperturbative methods, being justified their use in this class of events, due to the smallness of the momentum ...
Ducati, M. B. Gay, Sauter, W. K.
openaire   +2 more sources

Elinvar Materials: Recent Progress and Challenges

open access: yesAdvanced Engineering Materials, EarlyView.
Elinvar materials, exhibiting temperature‐invariant elastic modulus, are critical for precision instruments and emerging technologies. This article reviews recent progress in the field, with a focus on the anomalous thermoelastic behavior observed in key material systems.
Wenjie Li, Yang Ren
wiley   +1 more source

Phonons from neutron powder diffraction

open access: yes, 1998
The spherically averaged structure function $\soq$ obtained from pulsed neutron powder diffraction contains both elastic and inelastic scattering via an integral over energy.
B. H. Toby   +20 more
core   +1 more source

Diffractive Scattering

open access: yes, 2004
Invited talk at the XXIV Physics in Collisions Conference (PIC04), Boston, USA, June 2004, 19 pages, latex, 13 figures, PSN ...
openaire   +2 more sources

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