Results 1 to 10 of about 2,144,230 (324)

Determining the relaxation time from a temperature-dependent scan of the neutron spin-echo signal amplitude [PDF]

open access: yesEPJ Web of Conferences, 2022
Temperature-dependent scans of the neutron scattering intensity are commonly employed in high energy-resolution quasielastic measurements. Besides serving as a useful diagnostic tool for identifying the temperature range that could give rise to a ...
Mamontov Eugene, Zolnierczuk Piotr
doaj   +1 more source

Local pressure calibration method of inductively coupled plasma generator based on laser Thomson scattering measurement

open access: yesScientific Reports, 2022
Based on laser Thomson scattering (TS) measurements and finite element method (FEM) simulations of electron density in inductively coupled plasma (ICP), the simulated local pressure calibration curves of ICP generator are obtained by comparing the ...
Jinhai Sun   +12 more
doaj   +1 more source

Frequency-dependent Factor Expression of the GTD Scattering Center Model for the Arbitrary Multiple Scattering Mechanism

open access: yesLeida xuebao, 2021
This paper presents a derivation of a formula with a concise and uniform analytic form by the Stationary Phase Method (SPM) plus Geometrical Optics (GO), the Physical Theory of Diffraction (PTD), and Geometrical Theory of Diffraction (GTD) to calculate ...
Hua YAN   +5 more
doaj   +1 more source

Mapping periplasmic binding protein oligosaccharide recognition with neutron crystallography

open access: yesScientific Reports, 2022
Numerous studies have shown how periplasmic binding proteins (PBPs) bind substrates with exquisite specificity, even distinguishing between sugar epimers and anomers, or structurally similar ions.
Shantanu Shukla   +2 more
doaj   +1 more source

Multi-directional neutron dark-field imaging with single absorption grating

open access: yesScientific Reports, 2023
Neutron dark-field imaging is a powerful technique for investigating the microstructural properties of materials through high-resolution full-field mapping of small-angle scattering.
Matteo Busi   +6 more
doaj   +1 more source

A database of synthetic inelastic neutron scattering spectra from molecules and crystals

open access: yesScientific Data, 2023
Inelastic neutron scattering (INS) is a powerful tool to study the vibrational dynamics in a material. The analysis and interpretation of the INS spectra, however, are often nontrivial.
Yongqiang Cheng   +2 more
doaj   +1 more source

Long-Range Spoof Surface Plasmons(LRSSP) on the Asymmetric Double Metal Gratings

open access: yesIEEE Photonics Journal, 2021
Spoof surface plasmons (SSP) on the corrugated metal surfaces have been widely studied over the past decade in both microwave and Terahertz (THz) band. Previous studies show that SSP mode on the metal grating suffers from high dissipative losses in high ...
Yong-Qiang Liu   +2 more
doaj   +1 more source

Integration of machine learning with neutron scattering for the Hamiltonian tuning of spin ice under pressure

open access: yesCommunications Materials, 2022
Designing and understanding quantum materials requires continuous feedback between experimental observations and theoretical modelling. Here, a machine learning scheme integrates experiments with theory and modelling on experimental timescales for ...
Anjana Samarakoon   +4 more
doaj   +1 more source

Flexible Metamaterial Quarter-Wave Plate and Its Application in Blocking the Backward Reflection of Terahertz Waves

open access: yesNanomaterials, 2023
A terahertz flexible metamaterial quarter-wave plate (QWP) is designed and fabricated using polyimide as the substrate in this paper, with a 3 dB axial ratio bandwidth of 0.51 THz and high polarization conversion efficiency and transmittance.
Jinhai Sun   +6 more
doaj   +1 more source

Field-induced partial disorder in a Shastry-Sutherland lattice

open access: yesNature Communications, 2023
A 2-Q antiferromagnetic order of the ferromagnetic dimers was found below T N = 2.9 K in the Shastry-Sutherland lattice BaNd2ZnS5 by single crystal neutron diffraction.
Madalynn Marshall   +5 more
doaj   +1 more source

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