NSR Query Results
Output year order : Descending NSR database version of April 25, 2024. Search: Author = T.Fischer Found 17 matches. 2021FI04 Eur.Phys.J. A 57, 270 (2021) QCD phase transition drives supernova explosion of a very massive star
doi: 10.1140/epja/s10050-021-00571-z
2020FI02 Phys.Rev. C 101, 025804 (2020) T.Fischer, G.Guo, A.A.Dzhioev, G.Martinez-Pinedo, M.-R.Wu, A.Lohs, Y.-Z.Qian Neutrino signal from proto-neutron star evolution: Effects of opacities from charged-current-neutrino interactions and inverse neutron decay NUCLEAR REACTIONS 1H(ν-bar, e+)n, 1n(ν, e-)p, E<100 MeV; derived expressions for medium-dependent charged-current reactions in fully inelastic kinematics, including contribution from weak magnetism; implemented weak reaction rates in the supernova model; simulated core-collapse supernova explosions and proto-neutron star (PNS) deleptonization; analyzed subsequent neutrino signal depending on the treatment of weak interactions; investigated nuclear medium dependence at the mean-field level, with the inverse neutron decay as new opacity source; calculated complete nucleosynthesis outcome from core-collapse supernova explosion simulation.
doi: 10.1103/PhysRevC.101.025804
2020FI08 Phys.Rev. C 102, 055807 (2020) T.Fischer, S.Typel, G.Ropke, N.-U.F.Bastian, G.Martinez-Pinedo Medium modifications for light and heavy nuclear clusters in simulations of core collapse supernovae: Impact on equation of state and weak interactions NUCLEAR STRUCTURE 2,3,4H, 3,4,5He; calculated effective nuclear binding energies using generalized relativistic density-functional (gRDF) approach, including a shift due to Pauli blocking, and quantum statistical (QS) model. 1n, 1,2,3,4,5H, 3,4,5He; Z>2; calculated mass fractions as a function of the rest mass density and temperature, radial profiles of velocity, rest mass density, electron fraction, temperature and entropy per baryon, mass fractions, and the composition by the average A and Z as a function of the enclosed baryon mass and radius using the gRDF(DD2) model, and HS(DD2) modified NSE model, before and after core bounce of core collapse supernovae; developed a new equation of state (EOS) for infinite nuclear matter with the inclusion of an improved description of nuclear bound states with special emphasis on hydrogen and helium isotopes, including novel states of 4H, 5H and 5He. NUCLEAR REACTIONS 2H(ν, e-)pp, (ν-bar, e+)nn, (e-, ν)nn, (e+, ν-bar)pp; 3,4H(ν, e-)3He/4He; 3,4He(ν-bar, e+)3H/4H; derived expressions for medium-dependent charged current reaction rates, in fully inelastic kinematics for processes involving 2H, and in the elastic approximation for processes involving 3H/3He and 4H/4He; implemented new nuclear equation of state (EOS) and weak reaction rates involving light nuclei into supernova model; simulated core-collapse supernova post-bounce phase; analyzed subsequent supernova dynamics and neutrino emission. Investigated role of heavy nuclear clusters and weakly-bound light nuclear clusters for core collapse supernova studies.
doi: 10.1103/PhysRevC.102.055807
2016FI03 Eur.Phys.J. A 52, 54 (2016) Constraining the supersaturation density equation of state from core-collapse supernova simulations? - Excluded volume extension of the baryons
doi: 10.1140/epja/i2016-16054-9
2016FI10 Eur.Phys.J. A 52, 225 (2016) Consequences of simultaneous chiral symmetry breaking and deconfinement for the isospin symmetric phase diagram
doi: 10.1140/epja/i2016-16225-8
2014FI04 Eur.Phys.J. A 50, 46 (2014) T.Fischer, M.Hempel, I.Sagert, Y.Suwa, J.Schaffner-Bielich Symmetry energy impact in simulations of core-collapse supernovae
doi: 10.1140/epja/i2014-14046-5
2014MA04 J.Phys.(London) G41, 044008 (2014) G.Martinez-Pinedo, T.Fischer, L.Huther Supernova neutrinos and nucleosynthesis
doi: 10.1088/0954-3899/41/4/044008
2013FI11 Phys.Rev. C 88, 065804 (2013) T.Fischer, K.Langanke, G.Martinez-Pinedo Neutrino-pair emission from nuclear de-excitation in core-collapse supernova simulations
doi: 10.1103/PhysRevC.88.065804
2013PA06 Phys.Rev. C 87, 025801 (2013) N.Paar, H.Tutman, T.Marketin, T.Fischer Large-scale calculations of supernova neutrino-induced reactions in Z=8-82 target nuclei NUCLEAR REACTIONS 12C, 56Fe, Ni, Sn, Pb(ν, e-), E<100 MeV; calculated inclusive neutrino-nucleus cross sections for supernova neutrino-induced reactions on targets of Z=8-82, N=8-182. Self-consistent theory framework based on relativistic nuclear energy density functional. Comparison with experimental data. Relevance to element abundance patterns.
doi: 10.1103/PhysRevC.87.025801
2011MA47 Eur.Phys.J. A 47, 98 (2011) G.Martinez-Pinedo, B.Ziebarth, T.Fischer, K.Langanke Effect of collective neutrino flavor oscillations on νp-process nucleosynthesis
doi: 10.1140/epja/i2011-11098-y
2011TH01 Prog.Part.Nucl.Phys. 66, 346 (2011) F.-K.Thielemann, A.Arcones, R.Kappeli, M.Liebendorfer, T.Rauscher, C.Winteler, C.Frohlich, I.Dillmann, T.Fischer, G.Martinez-Pinedo, K.Langanke, K.Farouqi, K.-L.Kratz, I.Panov, I.K.Korneev What are the astrophysical sites for the r-process and the production of heavy elements?
doi: 10.1016/j.ppnp.2011.01.032
2010TH06 J.Phys.:Conf.Ser. 202, 012006 (2010) F.-K.Thielemann, I.Dillmann, K.Farouqi, T.Fischer, C.Frohlich, A.Kelic-Heil, I.Korneev, K.-L.Kratz, K.Langanke, M.Liebendorfer, I.V.Panov, G.Martinez-Pinedo, T.Rauscher The r-, p-, and νp-Process NUCLEAR REACTIONS 252Cf(n, F), E=0.002-20 MeV; calculated fission σ using different barrier predicions. Compared with data and JENDL-3.3. A≈220-260(n, F), E not given; calculated fission σ using different barrier predictions. Compared with data.
doi: 10.1088/1742-6596/202/1/012006
2009LI69 Nucl.Phys. A827, 573c (2009) M.Liebendorfer, T.Fischer, M.Hempel, A.Mezzacappa, G.Pagliara, I.Sagert, J.Schaffner-Bielich, S.Scheidegger, F.-K.Thielemann, S.C.Whitehouse Supernovae as Nuclear and Particle Physics Laboratories
doi: 10.1016/j.nuclphysa.2009.05.126
2008LI10 J.Phys.(London) G35, 014056 (2008) M.Liebendorfer, T.Fischer, C.Frohlich, F.-K.Thielemann, S.Whitehouse Nuclear physics with spherically symmetric supernova models
doi: 10.1088/0954-3899/35/1/014056
1980HU04 Phys.Lett. 90B, 367 (1980) W.Hurster, T.Fischer, G.Hammel, K.Kern, M.Kleinschmidt, L.Lehmann, H.Schmitt, L.Schmitt, D.M.Sheppard Neutron-Proton Charge Exchange Scattering between 190 MeV and 590 MeV NUCLEAR REACTIONS 1H(n, p), E=190-590 MeV; measured σ(θ).
doi: 10.1016/0370-2693(80)90950-8
1980HU05 Phys.Lett. 91B, 214 (1980) W.Hurster, T.Fischer, G.Hammel, K.Kern, P.R.Kettle, M.Kleinschmidt, L.Lehmann, E.Rossle, H.Schmitt, L.Schmitt Angular Distribution of the Reaction np → dπ0 NUCLEAR REACTIONS 1H(n, d), E=470-590 MeV; measured σ(θd); deduced intermediate isobar resonance effect. Power series expansion.
doi: 10.1016/0370-2693(80)90434-7
1980KL08 Z.Phys. A298, 253 (1980) M.Kleinschmidt, T.Fischer, G.Hammel, W.Hurster, K.Kern, L.Lehmann, E.Rossle, H.Schmitt Production of Positive Pions by Neutron-Proton Collisions NUCLEAR REACTIONS 1H(n, π+), E=470-590 MeV; measured σ(θ, E(π+)), integral σ; deduced nonresonant, isoscalar contribution to pion production. Liquid hydrogen target.
doi: 10.1007/BF01425155
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