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NSR database version of April 27, 2024.

Search: Author = A.F.Fantina

Found 15 matches.

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2023DI10      Eur.Phys.J. A 59, 292 (2023)

H.Dinh Thi, A.F.Fantina, F.Gulminelli

Light clusters in the liquid proto-neutron star inner crust

doi: 10.1140/epja/s10050-023-01199-x
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2022GI08      Phys.Lett. B 833, 137309 (2022)

S.Giraud, L.Canete, B.Bastin, A.Kankainen, A.F.Fantina, F.Gulminelli, P.Ascher, T.Eronen, V.Girard Alcindor, A.Jokinen, A.Khanam, I.D.Moore, D.A.Nesterenko, F.de Oliveira Santos, H.Penttila, C.Petrone, I.Pohjalainen, A.De Roubin, V.A.Rubchenya, M.Vilen, J.Aysto

Mass measurements towards doubly magic ⁷⁸Ni: Hydrodynamics versus nuclear mass contribution in core-collapse supernovae

ATOMIC MASSES ^74,75Ni, ^76,76m,77,78Cu, ^79,79mZn; measured cyclotron resonance frequencies using time-of-flight ion-cyclotron-resonance (TOF-ICR) technique at the ISISOL-JYFLTRAP facility of the University of Jyvaskyla; deduced mass excesses, and compared with previously available experimental values and with AME2020 evaluation. Isotopes produced in U(p, F), E=35 MeV at the Ion-Guide Isotope Separator On-Line (IGISOL) facility in Jyvaskyla, followed by mass separation of fission fragments. Z=26-39, N=44-51; systematics of experimental and theoretical values of two-neutron shell-gap energies.

doi: 10.1016/j.physletb.2022.137309
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2021DI08      Eur.Phys.J. A 57, 296 (2021)

H.Dinh Thi, A.F.Fantina, F.Gulminelli

The effect of the energy functional on the pasta-phase properties of catalysed neutron stars

doi: 10.1140/epja/s10050-021-00605-6
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2020CH24      Phys.Rev. C 102, 015804 (2020)

N.Chamel, A.F.Fantina, J.L.Zdunik, P.Haensel

Experimental constraints on shallow heating in accreting neutron-star crusts

NUCLEAR REACTIONS ¹²C(¹²C, X)²⁴Ne^*,16O(¹⁶O, X)³²Si^*, E not given; calculated maximum possible heat released from electron captures and pycnonuclear fusion reactions triggered by the burial of x-ray burst ashes of pure ⁵⁶Fe or ¹⁰⁶Pd, and released heat deposited in the outer crust of accreting neutron star crusts.

doi: 10.1103/PhysRevC.102.015804
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2020PA01      Phys.Rev. C 101, 015803 (2020)

A.Pascal, S.Giraud, A.F.Fantina, F.Gulminelli, J.Novak, M.Oertel, A.R.Raduta

Impact of electron capture rates for nuclei far from stability on core-collapse supernovae

NUCLEAR STRUCTURE Z=10-60, N=20-114; Z=15-55, N-16-90; calculated electron-capture (EC) rates for ≈170 different nuclear species around ⁸⁶Kr using self-consistent numerical simulations of core-collapse supernovae (CCSN), with hydrodynamic codes COCONUT and ACCEPT.

doi: 10.1103/PhysRevC.101.015803
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2018GR04      Phys.Rev. C 97, 035807 (2018)

G.Grams, S.Giraud, A.F.Fantina, F.Gulminelli

Distribution of nuclei in equilibrium stellar matter from the free-energy density in a Wigner-Seitz cell

doi: 10.1103/PhysRevC.97.035807
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2016CH53      Phys.Rev. C 94, 065802 (2016)

N.Chamel, A.F.Fantina

Binary and ternary ionic compounds in the outer crust of a cold nonaccreting neutron star

NUCLEAR STRUCTURE ^56,58Fe, ^{62,64,68,78,80}Ni, ⁸⁰Zn, ⁸²Ge, ⁸⁴Se, ⁸⁶Kr, ^120,122,124Sr, ¹²¹Y, ¹²²Zr, ¹²⁴Mo; ⁵⁶Fe+⁶²Ni, ⁶²Ni+⁵⁸Fe, ⁵⁸Fe+⁶⁴Ni, ⁶⁶Ni+⁸⁶Kr, ⁸⁶Kr+⁸⁴Se, ⁸⁴Se+⁸²Ge, ⁸²Ge+⁸⁰Zn, ⁸⁰Zn+⁷⁸Ni, ⁸⁰Ni+¹²⁴Mo, ¹²⁴Mo+¹²²Zr, ¹²²Zr+¹²¹Y, and ¹²¹Y+¹²⁰Sr; calculated mean baryon number densities, transition pressures, and threshold electron Fermi energies for pure body-centered cubic crystals, and binary compounds with simple cubic structure in the outer crust of a cold nonaccreting neutron star, using atomic masses from AME-2012 supplemented with the Brussels-Montreal nuclear mass model HFB-24.

doi: 10.1103/PhysRevC.94.065802
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2016FA02      Phys.Rev. C 93, 015801 (2016)

A.F.Fantina, N.Chamel, Y.D.Mutafchieva, Zh.K.Stoyanov, L.M.Mihailov, and R.L.Pavlov

Role of the symmetry energy on the neutron-drip transition in accreting and nonaccreting neutron stars

ATOMIC MASSES ^{100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126}Kr, ^{100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130}Sr; analyzed difference in mass predictions for two pairs of Brussels-Montreal nuclear mass models. ¹²²Kr, ^{122,124,126,128}Sr; calculated baryon density, and corresponding pressure for neutron-drip transition in the crust of nonaccreting magnetized neutron stars. ^60,64Ca, ^66,68Ti, ⁷⁶Cr, ¹⁰³Ga, ^98,104Ge, ¹⁰⁵As, ¹⁰⁶Se; calculated number of emitted neutrons, baryon density and corresponding pressure, S(n), neutron dip threshold. Role of symmetry energy on neutron-drip transition in accreting and nonaccreting neutron-star crusts. Microscopic nuclear mass models, from HFB-22 to HFB-25, developed by the Brussels-Montreal collaboration.

doi: 10.1103/PhysRevC.93.015801
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2015CH21      Acta Phys.Pol. B46, 349 (2015)

N.Chamel, J.M.Pearson, A.F.Fantina, C.Ducoin, S.Goriely, A.Pastore

Brussels-Montreal Nuclear Energy Density Functionals, from Atomic Masses to Neutron Stars

doi: 10.5506/APhysPolB.46.349
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2015CH35      Phys.Rev. C 91, 055803 (2015)

N.Chamel, A.F.Fantina, J.L.Zdunik, P.Haensel

Neutron drip transition in accreting and nonaccreting neutron star crusts

NUCLEAR STRUCTURE ⁵⁶Ar, ^60,64Ca, ^66,68Ti, ⁷⁶Cr, ^98,104,106Ge, ¹⁰⁵As, ¹⁰⁶Se, ^121,124,126Sr; calculated neutron drip transition in the dense matter between the outer and inner crusts of accreting neutron stars using three different microscopic Hartree-Fock-Bogoliubov (HFB) nuclear mass models.

doi: 10.1103/PhysRevC.91.055803
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2014PE04      Eur.Phys.J. A 50, 43 (2014)

J.M.Pearson, N.Chamel, A.F.Fantina, S.Goriely

Symmetry energy: nuclear masses and neutron stars

NUCLEAR STRUCTURE Z=10-110; calculated neutron drip line, mass excess, 2n separation energy using HFB nuclear mass models with generalized Skyrme forces.

doi: 10.1140/epja/i2014-14043-8
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2013CH35      Int.J.Mod.Phys. E22, 1330018 (2013); Erratum Int.J.Mod.Phys. E22, 1392004 (2013)

N.Chamel, P.Haensel, J.L.Zdunik, A.F.Fantina

On the maximum mass of neutron stars

doi: 10.1142/S021830131330018X
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2012FA10      Phys.Rev. C 86, 035805 (2012)

A.F.Fantina, E.Khan, G.Colo, N.Paar, D.Vretenar

Stellar electron-capture rates on nuclei based on a microscopic Skyrme functional

NUCLEAR REACTIONS ^54,56Fe, ^{70,72,74,76,78,80}Ge(e, ν), E=0-30 MeV; calculated stellar electron capture cross sections and rates for stellar environment. Skyrme Hartree-Fock model using SLy4, SGII, SkM*, BSk17 interactions, random-phase approximation (RPA). Comparison of FTSHF+RPA results with cross sections obtained by the SMMC and FTRRPA calculations.

doi: 10.1103/PhysRevC.86.035805
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2012OE01      Phys.Rev. C 85, 055806 (2012)

M.Oertel, A.F.Fantina, J.Novak

Extended equation of state for core-collapse simulations

doi: 10.1103/PhysRevC.85.055806
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2011CH61      Phys.Rev. C 84, 062802 (2011)

N.Chamel, A.F.Fantina, J.M.Pearson, S.Goriely

Masses of neutron stars and nuclei

doi: 10.1103/PhysRevC.84.062802
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