Results 61 to 70 of about 7,292,547 (369)

Exploring the nuclear pion dispersion relation through the anomalous coupling of photon to photon and neutral pion

open access: yes, 1998
We investigate the possibility of measuring the pion dispersion relation in nuclear matter through the anomalous coupling in the reaction \gamma - \gamma' \pi_0. It is shown that this reaction permits the study of pionic modes for space-like momenta.
Alexander Volya   +9 more
core   +1 more source

EXFOR – a global experimental nuclear reaction data repository: Status and new developments

open access: yes, 2017
Members of the International Network of Nuclear Reaction Data Centres (NRDC) have collaborated since the 1960s on the worldwide collection, compilation and dissemination of experimental nuclear reaction data. New publications are systematically complied,
Valentina Semkova   +4 more
semanticscholar   +1 more source

C12+12C fusion S⁎-factor from a full-microscopic nuclear model

open access: yesPhysics Letters B, 2021
The C12+12C fusion reaction plays a vital role in the explosive phenomena of the universe. The resonances in the Gamow window rule its reaction rate and products.
Yasutaka Taniguchi, Masaaki Kimura
doaj   +1 more source

C12+16O molecular resonances at deep sub-barrier energy

open access: yesPhysics Letters B, 2020
The existence of C12+16O molecular resonances at sub-barrier energy has been a significant problem in nuclear astrophysics because they strongly affect the C12+16O fusion reaction rate in type Ia supernovae and heavy stars.
Yasutaka Taniguchi, Masaaki Kimura
doaj   +1 more source

Reinvestigating the Gamow Factor of Reactions on Light Nuclei

open access: yesThe Astrophysical Journal, 2023
We present a modified Gamow factor by reinvestigating the conventional assumptions used in its derivation. The conventional Gamow factor, factorized from the total cross section, effectively describes the penetration probabilities (PPs) in low-energy ...
Eunseok Hwang   +4 more
doaj   +1 more source

Coulomb and nuclear effects in breakup and reaction cross sections

open access: yes, 2016
We use a three-body Continuum Discretized Coupled Channel (CDCC) model to investigate Coulomb and nuclear effects in breakup and reaction cross sections.
Canto, L. Felipe   +2 more
core   +1 more source

Formation of 24Mg* in the Splitting of 28Si Nuclei by 1-GeV Protons [PDF]

open access: yes, 2006
The 28Si(p, p' gamma)24Mg reaction has been studied at the ITEP accelerator by the hadron-gamma coincidence method for a proton energy of 1 GeV. Two reaction products are detected: a 1368.6-keV gamma-ray photon accompanying the transition of the 24Mg ...
A. A. Vasenko   +22 more
core   +2 more sources

Insights into PI3K/AKT signaling in B cell development and chronic lymphocytic leukemia

open access: yesFEBS Letters, EarlyView.
This Review explores how the phosphoinositide 3‐kinase and protein kinase B pathway shapes B cell development and drives chronic lymphocytic leukemia, a common blood cancer. It examines how signaling levels affect disease progression, addresses treatment challenges, and introduces novel experimental strategies to improve therapies and patient outcomes.
Maike Buchner
wiley   +1 more source

The first unbound states of mirror 9Be and 9B nuclei

open access: yesEPJ Web of Conferences, 2017
The structures of the first excited states of mirror 9Be and 9B nuclei are studied by using the α + α + N three-body model and the complex scaling method.
Odsuren Myagmarjav   +4 more
doaj   +1 more source

Calculations of Maxwellian-averaged Cross Sections and Astrophysical Reaction Rates Using the ENDF/B-VII.0, JEFF-3.1, JENDL-3.3 and ENDF/B-VI.8 Evaluated Nuclear Reaction Data Libraries

open access: yes, 2009
We calculated the Maxwellian-averaged cross sections (MACS) and astrophysical reaction rates of the stellar nucleosynthesis reactions (n,$\gamma$), (n,fission), (n,p), (n,$\alpha$) and (n,2n) using the ENDF/B-VII.0-, JEFF-3.1-, JENDL-3.3-, and ENDF/B-VI ...
Mughaghab, S. F.   +2 more
core   +1 more source

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