Results 51 to 60 of about 124,527 (264)

Microstructure Evolution of a VMnFeCoNi High‐Entropy Alloy After Synthesis, Swaging, and Annealing

open access: yesAdvanced Engineering Materials, EarlyView.
The synthesis and processing (rotary swaging and annealing) of the novel VMnFeCoNi alloy is investigated, alongside the estimation of the grain size effect on hardness. Analysis of a wide grain size range of recrystallized microstructures (12–210 µm) reveals a low annealing twin density.
Aditya Srinivasan Tirunilai   +6 more
wiley   +1 more source

X-ray scattering by many-particle systems

open access: yesNew Journal of Physics, 2013
This paper reviews the treatment of high-frequency Thomson scattering in the non-relativistic and near-relativistic regimes with the primary purpose of understanding the nature of the frequency redistribution correction to the differential cross-section.
B J B Crowley, G Gregori
doaj   +1 more source

Integrating SAXS/WAXS with Molecular Dynamics: RNA Nanoparticles as a Case Study at the Life Sciences X-ray Scattering Beamline (LIX), NSLS-II [PDF]

open access: yesStructural Dynamics
RNA nanoparticles (NANPs) hold great potential as therapeutics for gene regulation, but their structural flexibility presents challenges in understanding their immunostimulatory properties.
James Byrnes   +7 more
doaj   +1 more source

Hydrogen‐Assisted Fracture of Iron‐Based Fe–Ni–Al Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
Principal relations and fracture mechanisms of single‐phase and precipitate‐strengthened Fe–Ni–Al alloys subjected to prior electrochemical hydrogen charging are identified. The mechanisms of hydrogen effect on strength and microhardness are discussed, including hydrogen‐induced increase in microhardness and the role of hydrogen in fracture behavior ...
Nataliya Yadzhak   +3 more
wiley   +1 more source

Liquid jet capabilities for ultrafast chemistry at the SwissFEL Alvra instrument

open access: yesJournal of Synchrotron Radiation
The Alvra experimental station at the Swiss X-ray free-electron laser, SwissFEL, investigates ultrafast dynamics in chemical and biological systems using X-ray scattering and spectroscopy techniques.
Claudio Cirelli   +9 more
doaj   +1 more source

An experiment of X-ray photon–photon elastic scattering with a Laue-case beam collider

open access: yesPhysics Letters B, 2016
We report a search for photon–photon elastic scattering in vacuum in the X-ray region at an energy in the center of mass system of ωcms=6.5keV for which the QED cross section is σQED=2.5×10−47m2.
T. Yamaji   +11 more
doaj   +1 more source

Fatigue Crack Initiation and Growth in Nanocrystalline Ni at Multiple Length‐Scales

open access: yesAdvanced Engineering Materials, EarlyView.
Overview of miniaturized in situ SEM fatigue setup and resultant fatigue crack growth data for nanocrystalline Ni. The presented study focuses on the analysis of fatigue crack growth rate (FCGR) in focused ion beam‐notched microcantilevers prepared from nanocrystalline (NC) Ni as a model material.
Igor Moravcik   +7 more
wiley   +1 more source

Interstellar X-Ray Absorption and Scattering

open access: yesThe Astrophysical Journal
Accurate estimates of the absorption of X-rays by interstellar gas and dust are of crucial importance for the analysis and interpretation of almost all astronomical soft X-ray observations.
Linli Yan, Aigen Li, Fangjun Lu
doaj   +1 more source

A Lightweight Procedural Layer for Hybrid Experimental–Computational Workflows in Materials Science

open access: yesAdvanced Engineering Materials, EarlyView.
We unveil a prototype hybrid‐workflow framework that fuses automatedcomputation with hands‐on experiments. Built atop pyiron, a lightweight, parameterized layer translates procedure descriptions into executable manual steps, syncing instrument settings, human interventions, and data capture in real‐time today.
Steffen Brinckmann   +8 more
wiley   +1 more source

Refining short-range order parameters from the three-dimensional diffuse scattering in single-crystal electron diffraction data

open access: yesIUCrJ
Our study compares short-range order parameters refined from the diffuse scattering in single-crystal X-ray and single-crystal electron diffraction data. Nb0.84CoSb was chosen as a reference material.
Romy Poppe   +5 more
doaj   +1 more source

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