NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = D.Regnier Found 12 matches. 2024MA03 Eur.Phys.J. A 60, 10 (2024) P.Marevic, D.Regnier, D.Lacroix Multiconfigurational time-dependent density functional theory for atomic nuclei: technical and numerical aspects
doi: 10.1140/epja/s10050-024-01231-8
2023MA34 Phys.Rev. C 108, 014620 (2023) P.Marevic, D.Regnier, D.Lacroix Quantum fluctuations induce collective multiphonons in finite Fermi liquids NUCLEAR STRUCTURE 40Ca; calculated excitation spectrum of the isoscalar giant quadrupole resonance, position of one-, two- and three-phonon isoscalar GQR states. Multiconfigurational time-dependent Hartree-Fock (MC-TDHF) framework. Showed that multiphonon collective states emerge naturally within the new multiconfigurational TDDFT model that includes quantum fluctuations in the collective space beyond the independent-particle approximation. Comparison to available experimental values.
doi: 10.1103/PhysRevC.108.014620
2022SC06 Prog.Part.Nucl.Phys. 125, 103963 (2022) Theory of nuclear fission
doi: 10.1016/j.ppnp.2022.103963
2021VE05 Phys.Rev. C 103, 054602 (2021) M.Verriere, N.Schunck, D.Regnier Microscopic calculation of fission product yields with particle-number projection NUCLEAR REACTIONS 235U, 239Pu(n, F), E=0.5-10 MeV; calculated mass and charge distributions of fission fragments, odd-even staggering in the charge yields of fission fragments, two-dimensional isotopic fission yields as functions of charge and atomic mass, average neutron excess of fragments, isotopic yields. 236U, 240Pu; calculated potential energy surfaces (PES) in (Q20, Q30) planes as a function of the axial quadrupole and axial octupole moments using SkM* density functional. Microscopic collective model calculations of fission fragment distributions within the time-dependent generator coordinate method (TDGCM) under the Gaussian overlap approximation (GOA) framework, with the number of particles in fission fragments extracted from direct particle-number projection method. Comparison with experimental data.
doi: 10.1103/PhysRevC.103.054602
2020BE28 J.Phys.(London) G47, 113002 (2020) M.Bender, R.Bernard, G.Bertsch, S.Chiba, J.Dobaczewski, N.Dubray, S.A.Giuliani, K.Hagino, D.Lacroix, Z.Li, P.Magierski, J.Maruhn, W.Nazarewicz, J.Pei, S.Peru, N.Pillet, J.Randrup, D.Regnier, P.G.Reinhard, L.M.Robledo, W.Ryssens, J.Sadhukhan, G.Scamps, N.Schunck, C.Simenel, J.Skalski, I.Stetcu, P.Stevenson, S.Umar, M.Verriere, D.Vretenar, M.Warda, S.Aberg Future of nuclear fission theory
doi: 10.1088/1361-6471/abab4f
2020CZ03 Eur.Phys.J. A 56, 111 (2020) Combining phase-space and time-dependent reduced density matrix approach to describe the dynamics of interacting fermions
doi: 10.1140/epja/s10050-020-00119-7
2020LA08 Phys.Rev.Lett. 124, 162502 (2020) R.-D.Lasseri, D.Regnier, J.-P.Ebran, A.Penon Taming Nuclear Complexity with a Committee of Multilayer Neural Networks NUCLEAR STRUCTURE N<250; calculated the ground-state andexcited energies of more than 1800 atomic nuclei with an accuracy akin to the one achieved by state-of-the-art nuclear energy density functionals (EDFs).
doi: 10.1103/PhysRevLett.124.162502
2019RE01 Phys.Rev. C 99, 024611 (2019) D.Regnier, N.Dubray, N.Schunck From asymmetric to symmetric fission in the fermium isotopes within the time-dependent generator-coordinate-method formalism RADIOACTIVITY 254,256,258Fm(SF); calculated potential energy surfaces, primary fragment mass and charge yields for spontaneous fission (SF) and neutron-induced fission, total energy as a function of the heavy fragment charge. Time-dependent generator-coordinate-method with the Gaussian overlap approximation (TDGCM+GOA) with D1S, D1N, and D1M parametrizations of the Gogny effective interaction. Comparison with other theoretical approaches, and with experimental data. Relevance to r-process nucleosynthesis and the decay of superheavy elements.
doi: 10.1103/PhysRevC.99.024611
2019RE06 Phys.Rev. C 99, 064615 (2019) Microscopic description of pair transfer between two superfluid Fermi systems. II. Quantum mixing of time-dependent Hartree-Fock-Bogolyubov trajectories
doi: 10.1103/PhysRevC.99.064615
2018RE04 Phys.Rev. C 97, 034627 (2018) D.Regnier, D.Lacroix, G.Scamps, Y.Hashimoto Microscopic description of pair transfer between two superfluid Fermi systems: Combining phase-space averaging and combinatorial techniques NUCLEAR REACTIONS 20O(20O, X), E<Coulomb barrier; calculated probability to transfer one and two pairs in symmetric central collision as function of the closest distance of approach. 20O(14O, X), E(cm)=7.903, 8.903, 9.403 MeV; calculated average drift along with fluctuation of the number of transferred particles, and pair transfer probabilities. Phase-space combinatorial (PSC) technique combined with TDHFB framework to obtain multiple pair transfer probabilities between superfluid systems.
doi: 10.1103/PhysRevC.97.034627
2016RE10 Phys.Rev. C 93, 054611 (2016) D.Regnier, N.Dubray, N.Schunck, M.Verriere Fission fragment charge and mass distributions in 239Pu (n, f) in the adiabatic nuclear energy density functional theory NUCLEAR REACTIONS 239Pu(n, F), E=low; calculated pre-neutron emission charge and mass distributions of the fission fragments. Potential energy surfaces. Nuclear energy density functional (EDF) method, with the time-dependent generator coordinate method (TDGCM) and Gaussian overlap approximation (GOA). Comparison with available experimental data.
doi: 10.1103/PhysRevC.93.054611
2014LI27 Nucl.Data Sheets 118, 216 (2014) O.Litaize, O.Serot, D.Regnier, C.Manailescu Investigation of n+238U Fission Observables NUCLEAR REACTIONS 238U(n, F), E=0.8-2.6 MeV; calculated average prompt fission neutron multiplicity vs incident energy, multiplicity distribution, prompt fission γ-ray energy spectrum using FIFRELIN Monte Carlo code with different assumption about the sequence of neutrons and γ and for different level density model.
doi: 10.1016/j.nds.2014.04.040
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