Results 41 to 50 of about 707,960 (127)

The effect of gamma rays and neutron on the optical properties of organic n-malachite green [PDF]

open access: yesمجلة التربية والعلم, 2012
Experimental study has been performed to study the effect of Gamma rays by using source of CO60 on the solution of n-Malachite green in UV range. Samples radiated by Gamma ray for (4, 6, 24) hr. The effectively for CO60 was 0.1µc.
Mazen Abdel
doaj   +1 more source

Research on the Synergistic Effect of Total Ionization and Displacement Dose in GaN HEMT Using Neutron and Gamma-Ray Irradiation

open access: yesNanomaterials, 2022
This paper studies the synergistic effect of total ionizing dose (TID) and displacement damage dose (DDD) in enhancement-mode GaN high electron mobility transistor (HEMT) based on the p-GaN gate and cascode structure using neutron and 60Co gamma-ray ...
Rui Chen   +8 more
doaj   +1 more source

Neutron Shielding Optimization Studies [PDF]

open access: yes, 2015
The IsoDAR sterile-neutrino search calls for a high neutron flux from a 60 MeV proton beam striking a beryllium target, that flood a sleeve of highly-enriched 7Li, the beta-decay of the resulting 8Li giving the desired neutrinos for the veryshort ...
Alonso, Jose   +5 more
core  

Neutron and Gamma-Ray Detection System Coupled to a Multirotor for Screening of Shipping Container Cargo

open access: yesSensors, 2022
In order to detect special nuclear materials and other radioactive materials in Security and Defense scenarios, normally, a combination of neutron and gamma-ray detection systems is used.
Luís Marques   +8 more
doaj   +1 more source

Particles in classically forbidden area, neutron skin and halo, and pure neutron matter in Ca isotopes [PDF]

open access: yes, 2000
The nucleon density distributions and the thickness of pure neutron matter in Ca isotopes were systematically studied using the Skyrme-Hartree-Fock model (SHF) from the $\beta$-stability line to the neutron drip-line.
D. Vautherin   +23 more
core   +2 more sources

First Results of the 140Ce(n,γ)141Ce Cross-Section Measurement at n_TOF

open access: yesUniverse, 2021
An accurate measurement of the 140Ce(n,γ) energy-dependent cross-section was performed at the n_TOF facility at CERN. This cross-section is of great importance because it represents a bottleneck for the s-process nucleosynthesis and determines to a large
Simone Amaducci   +129 more
doaj   +1 more source

MeV Neutron Production from Thermal Neutron Capture in {6}^Li Simulated with Geant4

open access: yes, 2015
Various Li compounds are commonly used at neutron facilities as neutron absorbers. These compounds provide one of the highest ratios of neutron attenuation to $\gamma$-ray production. Unfortunately, the usage of these compounds can also give rise to fast
Bentley, Phillip M.   +2 more
core   +1 more source

Constraints on physics of neutron stars from X-ray observations [PDF]

open access: yes, 2013
I summarize some constraints on the physics of neutron stars arising from X-ray observations of the surfaces of neutron stars, focusing on using models of low-magnetic-field neutron star atmospheres to interpret their X-ray spectra.
Heinke, Craig O.
core   +1 more source

Multi-messenger observations of neutron rich matter

open access: yes, 2011
Neutron rich matter is central to many fundamental questions in nuclear physics and astrophysics. Moreover, this material is being studied with an extraordinary variety of new tools such as the Facility for Rare Isotope Beams (FRIB) and the Laser ...
Horowitz, C. J.
core   +2 more sources

Neutron Irradiation to Transmute Zinc into Gallium

open access: yesNanomaterials, 2023
Modified 241Am-Be neutron beams showed an ability to change the optical properties of zinc oxide (ZnO) photoluminescence (PL) spectra by transmuting zinc (Zn) into gallium (Ga) after irradiation.
M. M. Zeidan, S. Abedrabbo
doaj   +1 more source

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