Results 11 to 20 of about 67,475 (295)

Neutron-mirror neutron mixing and neutron stars [PDF]

open access: yesThe European Physical Journal C, 2021
AbstractThe oscillation of neutron n into mirror neutron $$n'$$ n ′ , its mass degenerate partner from dark mirror sector, can gradually transform the neutron stars into the mixed stars consisting in part of mirror dark matter. In quark stars $$n-n'$$
Berezhiani Z.   +3 more
openaire   +3 more sources

Investigation the Performance Accuracy of Contoured Dual Ring Double Scatterer System for Flat Beam Generation at Proton Therapy [PDF]

open access: yesJournal of Biomedical Physics and Engineering, 2023
Background: At proton radiotherapy, the extracted beam from accelerator is not initially suitable for tumor treatment and a modification is needed for beam shape and energy due to tumor dimension and site.
Ahmad Esmaili Torshabi   +1 more
doaj   +1 more source

Resolving Gas Bubbles Ascending in Liquid Metal from Low-SNR Neutron Radiography Images

open access: yesApplied Sciences, 2021
We demonstrate a new image processing methodology for resolving gas bubbles travelling through liquid metal from dynamic neutron radiography images with an intrinsically low signal-to-noise ratio.
Mihails Birjukovs   +7 more
doaj   +1 more source

Neutron–Mirror-Neutron Oscillation and Neutron Star Cooling

open access: yesPhysical Review Letters, 2022
It was pointed out in a recent paper that the observed cooling rate of old, cold neutron stars (NS) can provide an upper limit on the transition rate of neutron to mirror neutron ($n-n'$). This limit is so stringent that it would preclude any discovery of $n \to n'$ oscillation in the current round of terrestrial searches for the process.
Itzhak Goldman   +3 more
openaire   +3 more sources

Neutron–neutron fusion [PDF]

open access: yesPhysics Letters B, 2006
14 pages, 4 figures, minor correction, accepted for publication in Phys.
Ando, Shung-ichi, Kubodera, Kuniharu
openaire   +2 more sources

Int3D: A Data Reduction Software for Single Crystal Neutron Diffraction

open access: yesCrystals, 2021
We describe a new software package for the data reduction of single crystal neutron diffraction using large 2D detectors. The software consists of a graphical user interface from which the user can visualize, interact with and process the data.
Nebil A. Katcho   +4 more
doaj   +1 more source

PROTO-NEUTRON AND NEUTRON STARS [PDF]

open access: yesAstronomy and Relativistic Astrophysics, 2010
Prepared for International Workshop on Astronomy and Relativistic Astrophysics (IWARA 2007), Joao Pessoa, Brazil, 3-6 Oct ...
Dexheimer, V., Schramm, S., Stoecker, H.
openaire   +2 more sources

Quantum Control for Neutrons in Nuclear Reaction [PDF]

open access: yes, 2021
Quantum control of neutrons in nuclear reaction in considered in this work. Neutrons fission from uranium 235U of chain reaction is interested to be controlled as target theoretically.
Quan-Fang, Wang
core   +1 more source

Theoretical Investigation of the Influence of Different Heavy Metal Oxides Modifiers on ZnO-Bi2O3-B2O3-SiO2’s Photon- and Neutron-Shielding Capabilities Using the Monte Carlo Method

open access: yesApplied Sciences, 2023
Radiation has become an essential part in medicine and researchers are constituently investigating radiation shielding materials that are suitable for different medical applications.
Hanan Akhdar
doaj   +1 more source

Behavior of Hydrated Lipid Bilayers at Cryogenic Temperatures

open access: yesFrontiers in Chemistry, 2020
Neutron diffraction was used to study the behavior of water present in phospholipid multilamellar stacks from 1,2-dimyristoyl-sn-glycero-3-phosphatidylcholine (DMPC) at cryogenic temperatures.
Jakob Meineke   +4 more
doaj   +1 more source

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