Results 121 to 130 of about 417,462 (348)

Handed Magnon Propagation in Easy‐Axis Antiferromagnetic α‐Fe2O3

open access: yesAdvanced Materials, EarlyView.
Coherent excitation and detection of handed magnons are achieved in the easy‐axis antiferromagnet α‐Fe2O3. An external magnetic field lifts the degeneracy between left‐ and right‐handed magnons without affecting their propagation velocity. The Dzyaloshinskii–Moriya interaction and anisotropy modulate their amplitude and damping, enabling intrinsic ...
Chang Xu   +3 more
wiley   +1 more source

Nanoparticles as a possible moderator for an ultracold neutron source

open access: yes, 2005
Ultracold and very cold neutrons (UCN and VCN) interact strongly with nanoparticles due to the similarity of their wavelengths and nanoparticles sizes. We analyze the hypothesis that this interaction can provide efficient cooling of neutrons by ultracold
Altarev I. S.   +9 more
core   +2 more sources

Metastable Ordered Mesoporous h‐LuFeO3 Thin Films Prepared by Soft‐Templating: Optical, Electronic, and Magnetic Properties

open access: yesAdvanced Materials Interfaces, EarlyView.
An intriguing design concept for the preparation of metastable mesoporous h‐LuFeO3 thin films and powders by soft‐templating is presented. The hexagonal rather than the orthorhombic phase is formed due to the presence of a polymer structure‐directing agent in the synthesis.
Christian Suchomski   +6 more
wiley   +1 more source

The neutron moderation theory, taking into account a moderating medium temperature

open access: yesTrudy Odesskogo Politehničeskogo Universiteta, 2017
In this paper, in the framework of the gas model, based on the solution of the kinematic problem of the neutron elastic scattering on the nucleus in the “L” system in the general case, that is, when prior to the scattering not only the neutron, but also ...
Tarasov V. A.   +3 more
doaj   +1 more source

Understanding the Dynamics of Nanoparticle Formation and Evolution in Functional Oxides via In Situ SAXS/WAXS

open access: yesAdvanced Materials Interfaces, EarlyView.
In situ SAXS/WAXS enables real‐time tracking of nanoparticle formation and evolution in exsolved and infiltrated Ni‐based perovskites under reducing conditions. The combined technique captures nucleation, growth, and coarsening dynamics with high temporal resolution, providing statistically robust insights into structural and morphological ...
Elena Vicente   +4 more
wiley   +1 more source

Cosmogenic neutron production at the Sudbury Neutrino Observatory [PDF]

open access: yes, 2019
Neutrons produced in nuclear interactions initiated by cosmic-ray muons present an irreducible background to many rare-event searches, even in detectors located deep underground.
Aharmim, B   +99 more
core  

Neutron Drops and Skyrme Energy-Density Functionals [PDF]

open access: green, 1996
B. S. Pudliner   +5 more
openalex   +1 more source

Advances in Halide Perovskites for Photon Radiation Detectors

open access: yesAdvanced Materials Technologies, EarlyView.
This work highlights recent progress in perovskite‐based photon radiation detectors, covering organic–inorganic hybrid, inorganic, lead‐free double, and vacancy‐ordered halide perovskites. Their detection performance is compared, material‐specific advantages and challenges are examined, and provides insight into current limitations and future ...
Liangling Wang   +3 more
wiley   +1 more source

High energy neutron and gamma-radiation generated during the solar flares [PDF]

open access: yes
The problem of high energy neutrons and gamma rays generation in the solar conditions is considered. It is shown that due to a peculiarity of generation and propagation of neutrons corresponding solar flares should be localized at high helio ...
Kocharov, G. E., Mandzhavidze, N. Z.
core   +1 more source

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