Results 21 to 30 of about 108,650 (265)

Simultaneous SAXS/SANS Method at D22 of ILL: Instrument Upgrade

open access: yesApplied Sciences, 2021
A customized portable SAXS instrument has recently been constructed, installed, and tested at the D22 SANS instrument at ILL. Technical characteristics of this newly established plug-and-play SAXS system have recently been reported (J. Appl. Cryst. 2020,
Ezzeldin Metwalli   +7 more
doaj   +1 more source

Towards spatially resolved magnetic small-angle scattering studies by polarized and polarization-analyzed neutron dark-field contrast imaging

open access: yesScientific Reports, 2021
In the past decade neutron dark-field contrast imaging has developed from a qualitative tool depicting microstructural inhomogeneities in bulk samples on a macroscopic scale of tens to hundreds of micrometers to a quantitative spatial resolved small ...
Jacopo Valsecchi   +5 more
doaj   +1 more source

New Material Exploration to Enhance Neutron Intensity below Cold Neutrons: Nanosized Graphene Flower Aggregation

open access: yesNanomaterials, 2022
It is proposed that nanosized graphene aggregation could facilitate coherent neutron scattering under particle size conditions similar to nanodiamonds to enhance neutron intensity below cold neutrons.
Makoto Teshigawara   +9 more
doaj   +1 more source

Small angle scattering – moving forward [PDF]

open access: yesActa Crystallographica Section D Biological Crystallography, 2012
School of Biological Sciences, University of Auckland, Macromolecular , Private Bag 92-019, Auckland, New Zealand, and Argonne National Laboratory, Biosciences Division, Bldg 202, Room Q142, Argonne, IL 60439, USA One of the great strengths of crystallographic research has always been the willingness of crystallographers to work together to develop ...
Edward N, Baker, Zbigniew, Dauter
openaire   +2 more sources

Direct shape determination of intermediates in evolving macromolecular solutions from small-angle scattering data

open access: yesIUCrJ, 2018
Many important biological processes like amyloid formation, viral assembly etc. can be monitored in vitro. Small-angle X-ray scattering (SAXS) is one of the most effective techniques to structurally characterize these processes in solution.
Petr V. Konarev, Dmitri I. Svergun
doaj   +1 more source

Small-Angle Neutron Scattering for Studying Lipid Bilayer Membranes

open access: yesBiomolecules, 2022
Small-angle neutron scattering (SANS) is a powerful tool for studying biological membranes and model lipid bilayer membranes. The length scales probed by SANS, being from 1 nm to over 100 nm, are well-matched to the relevant length scales of the bilayer,
William T. Heller
doaj   +1 more source

Small-angle electron-positron scattering [PDF]

open access: yesPhysics Letters B, 1997
We consider small--angle electron--positron scattering in Quantum Electrodynamics. Leading logarithmic contributions to the cross--section are explicitly calculated to three loop. Next--to--leading terms are exactly computed to two loop. All the radiative corrections due to photons as well as pair production are taken into account.
Arbuzov, A. B.   +5 more
openaire   +2 more sources

Small-Angle Scattering from Nanoscale Fat Fractals

open access: yesNanoscale Research Letters, 2017
Small-angle scattering (of neutrons, x-ray, or light; SAS) is considered to describe the structural characteristics of deterministic nanoscale fat fractals.
E. M. Anitas   +3 more
doaj   +1 more source

Polyelectrolytes and small angle scattering

open access: yesEPJ Web of Conferences, 2018
We present an introduction to the application of small angle Xray and neutron scattering to the study of polyelectrolyte solutions. We aim to give a simple overview of the structural information that can be gained with these techniques. In particular, we
Combet Jérôme
doaj   +1 more source

Regge limit of gauge theory amplitudes beyond leading power approximation

open access: yesJournal of High Energy Physics, 2020
We study the high-energy small-angle Regge limit of the fermion-antifermion scattering in gauge theories and consider the part of the amplitude suppressed by a power of the scattering angle.
Alexander Penin
doaj   +1 more source

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