Articles with "astrophysical factor" as a keyword



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Astrophysical S-factor of the ${d(\alpha ,\gamma )^{6}Li}$ process by Effective Field Theory

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Published in 2020 at "Astrophysics and Space Science"

DOI: 10.1007/s10509-020-03788-4

Abstract: Radiative capture reaction $d(\alpha ,\gamma )^{6}Li $ is the only process in the Big-Bang model that produces ${}^{6}Li $. We develop the formalism based on pionless Effective Field Theory (EFT) for deuteron-alpha scattering to derive… read more here.

Keywords: effective field; gamma process; factor alpha; field theory ... See more keywords
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Cross section and astrophysical S-factor for 12C(p,γ)13N* reaction with Halo Effective Field Theory at low-energies

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Published in 2017 at "New Astronomy"

DOI: 10.1016/j.newast.2017.06.013

Abstract: Abstract We considered one of the proton halo nuclei candidates, 13N* nucleus, and calculated the cross section and astrophysical S-factor for 12C(p, γ)13N* reaction using halo effective field theory without pion (hEFT ¬ π ).… read more here.

Keywords: factor 12c; cross section; astrophysical factor; section astrophysical ... See more keywords
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The $α+ d \rightarrow ~ ^6\mathrm{Li} + γ$ astrophysical $S$-factor and its implications for Big Bang Nucleosynthesis

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Published in 2017 at "Physical Review C"

DOI: 10.1103/physrevc.96.045807

Abstract: The $\alpha+d\rightarrow\, ^6{\rm Li}+\gamma$ radiative capture is studied in order to predict the $^6$Li primordial abundance. Within a two-body framework, the $\alpha$ particle and the deuteron are considered the structureless constituents of $^6$Li. Five $\alpha+d$… read more here.

Keywords: order; rightarrow mathrm; two body; factor ... See more keywords
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Consistent mean-field description of the C12 + C12 optical potential at low energies and the astrophysical S factor

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Published in 2018 at "Physical Review C"

DOI: 10.1103/physrevc.98.064604

Abstract: The nuclear mean-field potential built up by the $^{12}$C+$^{12}$C interaction at energies relevant for the carbon burning process is calculated in the double-folding model (DFM) using the realistic ground-state density of $^{12}$C and the CDM3Y3… read more here.

Keywords: field; mean field; potential; c12 ... See more keywords