Results 11 to 20 of about 7,332,961 (369)

Nuclear Structure and Simple Nuclear Reactions [PDF]

open access: greenPhysical Review, 1960
Recently it has become increasingly evident that some assumptions in the nuclear model used for the Monte Carlo calculations yield cross section values which are not in accord with experiment. In particular, calculations of ($p, \mathrm{pn}$)-reaction cross sections in the Bev energy range give values which are low by factors of two to nine when ...
Paul Benioff
openalex   +7 more sources

Nuclear Stripping Reactions [PDF]

open access: bronzeAnnual Review of Nuclear Science, 1963
Norman K. Glendenning
openalex   +3 more sources

Examining the fluorine overabundance problem by conducting Jinping deep underground experiment

open access: yesHe jishu, 2023
BackgroundNuclear reactions have been crucial in the evolution of the universe since the big bang. The cross section of nuclear reaction that occurs during the early evolution of the star is extremely low, so it cannot be accurately measured in a ground ...
CHEN Yinji, ZHANG Liyong
doaj   +1 more source

Nuclear Energy Levels in 44Ca using FPD6pn Interaction

open access: yesEast European Journal of Physics, 2023
Nuclear energy levels; total angular moment, even-even parity, and even odd parities for nucleons that were present outside closed core for the isobars 44Ca nuclei, which occupied low levels fp-LS shell (1f7/2,1f5/2, 2p3/2,2p1/2), within shell model ...
Maryam K. Hassan, Firas Z. Majeed
doaj   +1 more source

Search for neutron-hidden neutron interbrane transitions with MURMUR, a low-noise neutron passing-through-walls experiment [PDF]

open access: yesEPJ Web of Conferences, 2019
Multi-braneworld universe is at the heart of many scenarios of physics beyond the Standard Model and the cosmological model ΛCDM. It is thus an important concern to constrain these scenarios which also allow for experiments below the GeV scale. MURMUR is
Stasser Coraline   +2 more
doaj   +1 more source

Nuclear data for space exploration

open access: yesFrontiers in Astronomy and Space Sciences, 2023
Understanding the harmful effects of galactic cosmic rays (GCRs) on space exploration requires a substantial amount of nuclear data. Specifically, the interaction of energetic GCR charged particles with spacecraft materials generates secondary radiations
Michael S. Smith   +3 more
doaj   +1 more source

Journey to the cosmos: Navigating stellar evolution with differential equations

open access: yesAlifmatika, 2023
Differential equations are a fundamental and versatile mathematical tool that finds widespread application across diverse academic disciplines, from physics and biology to economics and engineering.
Anshuman Jha   +3 more
doaj   +1 more source

s-process Nuclear Reaction Rates [PDF]

open access: yesEPJ Web of Conferences, 2023
In stars the 13C(α, n)16O and 22Ne(α, n)25Mg reactions are the two main sources of neutrons for the so-called slow neutron capture process (s-process), which is one of the main mechanisms for the stellar synthesis of heavy elements.
Rapagnani David
doaj   +1 more source

Influence of Nuclear Reaction Rate Uncertainties on Neutron Star Properties Extracted from X-Ray Burst Model–Observation Comparisons [PDF]

open access: yesAstrophysical Journal, 2018
Type-I X-ray bursts can be used to determine properties of accreting neutron stars via comparisons between model calculations and astronomical observations, exploiting the sensitivity of models to astrophysical conditions.
Z. Meisel, G. Merz, Sophia Medvid
semanticscholar   +1 more source

Investigation of the production of cobalt-60 via particle accelerator [PDF]

open access: yesNuclear Technology and Radiation Protection, 2017
The production process of cobalt-60 was simulated by a particle accelerator in the energy range of 5 to 100 MeV, particle beam current of 1 mA, and irradiation time of 1 hour to perform yield, activity of reaction, and integral yield for charged
Artun Ozan
doaj   +1 more source

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