NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = D.Ramos Found 30 matches. 2024VA05 Nuovo Cim. C 47, 19 (2024) M.Vandebrouck, I.Matea, P.Miriot-Jaubert, N.L.Achouri, L.Al Ayoubi, D.Beaumel, P.Bednarczyk, Y.Blumenfeld, A.Bogenschutz, A.Bracco, S.Brambilla, S.Calinescu, F.Camera, D.Cano Ott, W.Catford, M.Ciemala, A.Corsi, F.Crespi, Y.Demane, W.Dong, D.Dore, O.Dorvaux, J.Dudouet, M.Dupuis, D.Etasse, S.Erturk, A.M.Frelin, J.Gerl, J.Gibelin, F.Gunsing, M.N.Harakeh, D.Jenkins, S.Kihel, M.Kmiecik, V.Lapoux, M.Lebois, X.Ledoux, S.Leoni, M.Lewitowicz, M.Mac Cormick, A.Maj, T.Martinez, I.Mazumdar, V.Nanal, P.Napiorkowski, S.Peru, D.Ramos, E.Rey-Herme, Ch.Schmitt, M.Stanoiu, O.Stezowski, Ch.Theisen, D.Thisse, L.Thulliez, G.Tocabens, J.Wilson, M.Zieblinski, for the MONSTER collaboration Study of the pygmy dipole resonance using neutron inelastic scattering at GANIL-SPIRAL2/NFS NUCLEAR REACTIONS 140Ce(n, n'), E=30.7 MeV; measured reaction products, En, In; deduced yields, σ(θ), pygmy dipole resonance (PDR). The new accelerator SPIRAL2 at GANIL and the NFS (Neutron For Science) facility.
doi: 10.1393/ncc/i2024-24019-x
2023LO09 Phys.Lett. B 845, 138149 (2023) J.Lois-Fuentes, B.Fernandez-Dominguez, X.Pereira-Lopez, F.Delaunay, W.N.Catford, A.Matta, N.A.Orr, T.Duguet, T.Otsuka, V.Soma, O.Sorlin, T.Suzuki, N.L.Achouri, M.Assie, S.Bailey, B.Bastin, Y.Blumenfeld, R.Borcea, M.Caamano, L.Caceres, E.Clement, A.Corsi, N.Curtis, Q.Deshayes, F.Farget, M.Fisichella, G.de France, S.Franchoo, M.Freer, J.Gibelin, A.Gillibert, G.F.Grinyer, F.Hammache, O.Kamalou, A.Knapton, Tz.Kokalova, V.Lapoux, B.Le Crom, S.Leblond, F.M.Marques, P.Morfouace, J.Pancin, L.Perrot, J.Piot, E.Pollacco, D.Ramos, D.Regueira-Castro, C.Rodriguez-Tajes, T.Roger, F.Rotaru, M.Senoville, N.de Sereville, R.Smith, M.Stanoiu, I.Stefan, C.Stodel, D.Suzuki, J.C.Thomas, N.Timofeyuk, M.Vandebrouck, J.Walshe, C.Wheldon Cross-shell states in 15C: A test for p-sd interactions NUCLEAR REACTIONS 2H(16C, t), E=17.2 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced σ(θ), level energies, J, π, experimental level scheme, single-particle strength, normalised spectroscopic factors. Comparison with the ab initio self-consistent Green's function method employing the NNLOsat interaction. TIARA Silicon array, three MUST2 telescopes, GANIL.
doi: 10.1016/j.physletb.2023.138149
2023RA02 Phys.Rev. C 107, L021601 (2023) D.Ramos, M.Caamano, F.Farget, C.Rodriguez-Tajes, A.Lemasson, C.Schmitt, L.Audouin, J.Benlliure, E.Casarejos, E.Clement, D.Cortina, O.Delaune, X.Derkx, A.Dijon, D.Dore, B.Fernandez-Dominguez, G.de France, A.Heinz, B.Jacquot, C.Paradela, M.Rejmund, T.Roger, M.-D.Salsac Experimental evidence of the effect of nuclear shells on fission dissipation and time NUCLEAR REACTIONS 12C(238U, 238U), (238U, 239Np), (238U, 240Pu), E=6.14 MeV/nucleon; 240Pu, 239Np(n, F), E=thermal; analyzed experimental data on fission fragment production from 238U, 239Np and 240Pu; deduced average fission barrier, dissipation energy as a function of the fragment split, local even-odd staggering as a function of the fragment charge, the asymmetry of the split as the ratio between the light fragment charge and that of the fissioning system and the time to transfer unpaired protons. Pointed on effect of particular nuclear shells on the dissipation and fission dynamics.
doi: 10.1103/PhysRevC.107.L021601
2023ZA06 Phys.Rev.Lett. 131, 262501 (2023) I.Zanon, E.Clement, A.Goasduff, J.Menendez, T.Miyagi, M.Assie, M.Ciemala, F.Flavigny, A.Lemasson, A.Matta, D.Ramos, M.Rejmund, L.Achouri, D.Ackermann, D.Barrientos, D.Beaumel, G.Benzoni, A.J.Boston, H.C.Boston, S.Bottoni, A.Bracco, D.Brugnara, G.de France, N.de Sereville, F.Delaunay, P.Desesquelles, F.Didierjean, C.Domingo-Prato, J.Dudouet, J.Eberth, D.Fernandez, C.Fougeres, A.Gadea, F.Galtarossa, V.Girard-Alcindor, V.Gonzales, A.Gottardo, F.Hammache, L.J.Harkness-Brennan, H.Hess, D.S.Judson, A.Jungclaus, A.Kaskas, Y.H.Kim, A.Kusoglu, M.Labiche, S.Leblond, C.Lenain, S.M.Lenzi, S.Leoni, H.Li, J.Ljungvall, J.Lois-Fuentes, A.Lopez-Martens, A.Maj, R.Menegazzo, D.Mengoni, C.Michelagnoli, B.Million, D.R.Napoli, J.Nyberg, G.Pasqualato, Zs.Podolyak, A.Pullia, B.Quintana, F.Recchia, D.Regueira-Castro, P.Reiter, K.Rezynkina, J.S.Rojo, M.D.Salsac, E.Sanchis, M.Senyigit, M.Siciliano, D.Sohler, O.Stezowski, Ch.Theisen, A.Utepov, J.J.Valiente-Dobon, D.Verney, M.Zielinska High-Precision Spectroscopy of 20O Benchmarking Ab Initio Calculations in Light Nuclei NUCLEAR REACTIONS 2H(19O, p)20O, E=8 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, level T1/2, B(E2), B(M1). Comparison with theoretical USDB shell-model calculations and VS-IMSRG results obtained with three different Hamiltonians. Doppler shift attenuation method, the SPIRAL1 accelerator complex in GANIL.
doi: 10.1103/PhysRevLett.131.262501
2022CA10 Phys.Lett. B 829, 137067 (2022) M.Caamano, T.Roger, A.M.Moro, G.F.Grinyer, J.Pancin, S.Bagchi, S.Sambi, J.Gibelin, B.Fernandez-Dominguez, N.Itagaki, J.Benlliure, D.Cortina-Gil, F.Farget, B.Jacquot, D.Perez-Loureiro, B.Pietras, R.Raabe, D.Ramos, C.Rodriguez-Tajes, H.Savajols, M.Vandebrouck Experimental investigation of ground-state properties of 7H with transfer reactions NUCLEAR REACTIONS 19F, 12C(8He, 7H), E=15.4 MeV/nucleon; measured reaction products. 7H; deduced resonance parameters, mass, T1/2, σ(θ). Comparison with available data.
doi: 10.1016/j.physletb.2022.137067
2022GI05 Phys.Rev. C 105, L051301 (2022) V.Girard Alcindor, A.Mercenne, I.Stefan, F.de Oliveira Santos, N.Michel, M.Ploszajczak, M.Assie, A.Lemasson, E.Clement, F.Flavigny, A.Matta, D.Ramos, M.Rejmund, J.Dudouet, D.Ackermann, P.Adsley, M.Assuncao, B.Bastin, D.Beaumel, G.Benzoni, R.Borcea, A.J.Boston, D.Brugnara, L.Caceres, B.Cederwall, I.Celikovic, V.Chudoba, M.Ciemala, J.Collado, F.C.L.Crespi, G.D'Agata, G.De France, F.Delaunay, C.Diget, C.Domingo-Pardo, J.Eberth, C.Fougeres, S.Franchoo, F.Galtarossa, A.Georgiadou, J.Gibelin, S.Giraud, V.Gonzalez, N.Goyal, A.Gottardo, J.Goupil, S.Grevy, V.Guimaraes, F.Hammache, L.J.Harkness-Brennan, H.Hess, N.Jovancevic, D.S.Judson Oliver, O.Kamalou, A.Kamenyero, J.Kiener, W.Korten, S.Koyama, M.Labiche, L.Lalanne, V.Lapoux, S.Leblond, A.Lefevre, C.Lenain, S.Leoni, H.Li, A.Lopez-Martens, A.Maj, I.Matea, R.Menegazzo, D.Mengoni, A.Meyer, B.Million, B.Monteagudo, P.Morfouace, J.Mrazek, M.Niikura, J.Piot, Zs.Podolyak, C.Portail, A.Pullia, B.Quintana, F.Recchia, P.Reiter, K.Rezynkina, T.Roger, J.S.Rojo, F.Rotaru, M.D.Salsac, A.M.Sanchez-Benitez, E.Sanchis, M.Senyigit, N.de Sereville, M.Siciliano, J.Simpson, D.Sohler, O.Sorlin, M.Stanoiu, C.Stodel, D.Suzuki, C.Theisen, D.Thisse, J.C.Thomas, P.Ujic, J.J.Valiente-Dobon, M.Zielinska New narrow resonances observed in the unbound nucleus 15F NUCLEAR REACTIONS 1H(14O, p), E=7.64 MeV/nucleon; 1H(14O, 2p), E=7.42 MeV/nucleon; measured reaction products Ep, Ip, Eγ, Iγ, protons angular distributions, pp-coin, γγ-coin, pγ-coin; deduced σ(θ), resonances properties of 14O+p system - energy, spin and width, spectroscopic factors, major amplitudes of channels. 15F; deduced levels, J, π, configurations. Data has been analyzed and interpreted in the framework of the Gamow shell model (GSM) with the coupled-channel representation (GSMCC). Beam provided by SPIRAL1 facility (GANIL). Detectors: MUST2 (telescope composed of DSSD and CsI array) for (14O, p) reaction and MUGAST array (MUST2+VAMOS magnetic spectrometer+AGATA HPGE-array).
doi: 10.1103/PhysRevC.105.L051301
2022JH01 Phys.Rev. C 106, 044607 (2022) A.Jhingan, C.Schmitt, A.Lemasson, S.Biswas, Y.H.Kim, D.Ramos, A.N.Andreyev, D.Curien, M.Ciemala, E.Clement, O.Dorvaux, B.De Canditiis, F.Didierjean, G.Duchene, J.Dudouet, J.Frankland, G.Fremont, J.Goupil, B.Jacquot, C.Raison, D.Ralet, B.-M.Retailleau, L.Stuttge, I.Tsekhanovich, A.V.Andreev, S.Goriely, S.Hilaire, J.-F.Lemaitre, P.Moller, K.-H.Schmidt 178Hg and asymmetric fission of neutron-deficient pre-actinides NUCLEAR REACTIONS 54Fe(124Xe, X)178Hg; E=4.3 MeV/nucleon; measured reaction products, fission fragments, (fragment)(fragment)-coin; deduced total kinetic energy distribution, post-neutron (after neutron emission) and pre-neutron (before emission) mass distribution. Comparison to other experimental data in particular with 180Hg and 178Pt fission. Obtained pre-neutron mass-distribution is compared with four different calculations: the dynamical Brownians%hape motion (BSM) model, the microscopic scission point model (SPY2), the improved macromicroscopic scission point model (SPM), and the semiempirical GEneral Fission (GEF) model. VAMOS++ heavy-ion magnetic spectrometer with new SEcond Detection (SED) arm for coincident pair fragment detection at GANIL.
doi: 10.1103/PhysRevC.106.044607
2022LE07 Phys.Lett. B 829, 137057 (2022) B.Le Crom, M.Assie, Y.Blumenfeld, J.Guillot, H.Sagawa, T.Suzuki, M.Honma, N.L.Achouri, B.Bastin, R.Borcea, W.N.Catford, E.Clement, L.Caceres, M.Caamano, A.Corsi, G.De France, F.Delaunay, N.De Sereville, B.Fernandez-Dominguez, M.Fisichella, S.Franchoo, A.Georgiadou, J.Gibelin, A.Gillibert, F.Hammache, O.Kamalou, A.Knapton, V.Lapoux, S.Leblond, A.O.Macchiavelli, F.M.Marques, A.Matta, L.Menager, P.Morfouace, N.A.Orr, J.Pancin, X.Pereira-Lopez, L.Perrot, J.Piot, E.Pollacco, D.Ramos, T.Roger, F.Rotaru, A.M.Sanchez-Benitez, M.Senoville, O.Sorlin, M.Stanoiu, I.Stefan, C.Stodel, D.Suzuki, J.-C.Thomas, M.Vandebrouck Neutron-proton pairing in the N=Z radioactive fp-shell nuclei 56Ni and 52Fe probed by pair transfer NUCLEAR REACTIONS 1H(56Ni, 3He)54Co, E=30.5 MeV/nucleon; 1H(52Fe, 3He)50Mn, E=31.2 MeV/nucleon; measured reaction products; deduced yields, σ(θ), partial level schemes, J, π, isovector and isoscalar components of neutron-proton pairing. Comparison with with second-order distorted-wave Born approximation (DWBA) calculations. GANIL/LISE facility, MUST2 telescopes.
doi: 10.1016/j.physletb.2022.137057
2022PE15 Phys.Rev.Lett. 129, 112501 (2022) R.M.Perez-Vidal, A.Gadea, C.Domingo-Pardo, A.Gargano, J.J.Valiente-Dobon, E.Clement, A.Lemasson, L.Coraggio, M.Siciliano, S.Szilner, M.Bast, T.Braunroth, J.Collado, A.Corina, A.Dewald, M.Doncel, J.Dudouet, G.de France, C.Fransen, V.Gonzalez, T.Huyuk, B.Jacquot, P.R.John, A.Jungclaus, Y.H.Kim, A.Korichi, M.Labiche, S.Lenzi, H.Li, J.Ljungvall, A.Lopez-Martens, D.Mengoni, C.Michelagnoli, C.Muller-Gatermann, D.R.Napoli, A.Navin, B.Quintana, D.Ramos, M.Rejmund, E.Sanchis, J.Simpson, O.Stezowski, D.Wilmsen, M.Zielinska, A.J.Boston, D.Barrientos, P.Bednarczyk, G.Benzoni, B.Birkenbach, H.C.Boston, A.Bracco, B.Cederwall, D.M.Cullen, F.Didierjean, J.Eberth, A.Gottardo, J.Goupil, L.J.Harkness-Brennan, H.Hess, D.S.Judson, A.Kaskas, W.Korten, S.Leoni, R.Menegazzo, B.Million, J.Nyberg, Zs.Podolyak, A.Pullia, D.Ralet, F.Recchia, P.Reiter, K.Rezynkina, M.D.Salsac, M.Senyigit, D.Sohler, C.Theisen, D.Verney Evidence of Partial Seniority Conservation in the πg9/2 Shell for the N=50 Isotones NUCLEAR REACTIONS 92Mo(92Mo, X)90Zr/92Mo/94Ru, E=717 MeV; measured reaction products, Eγ, Iγ. 93Tc, 94Ru, 94Mo; deduced level energies, J, π, lifetimes, B(E2). Multinucleon transfer (MNT) reactions, the Grand Acce'le'rateur d'Ions Lourds (GANIL) laboratory, in Caen (France). The Advanced GAmma Tracking Array (AGATA). The Recoil Distance Doppler Shift (RDDS) technique.
doi: 10.1103/PhysRevLett.129.112501
2022ZA03 Phys.Rev. C 106, 014603 (2022) J.C.Zamora, J.L.Ferreira, A.Barioni, E.N.Cardozo, D.Abriola, A.Arazi, M.Assuncao, E.de Barbara, M.A.Cardona, V.Guimaraes, D.Hojman, G.V.Marti, D.R.Mendes, A.J.Pacheco, K.C.C.Pires, D.Ramos, O.C.B.Santos, J.Lubian Role of direct mechanism in two-nucleon T=0 transfer reactions in light nuclei using the (6Li, α) probe NUCLEAR REACTIONS 12C, 19F(6Li, α), (6Li, 6Li), E=20 MeV; measured reaction products, Eα, Iα, angular distribution; deduced σ(θ) for elastic scattering and isoscalar np-transfer reactions, contributions from direct and sequential reaction mechanism yo the σ, population of particular bound and unbound states in daughter nuclei. Data analysis with coupled-reaction-channels (CRC) approach. Sequential np-transfer mechanism was investigated with coupled-channels Born approximation (CCBA) calculations. Systematics of np-transfer σ obtained with different probes - (α, d), (6Li, α) and (3He, p). Detector setup composed of an array of eight surface-barrier detectors and four silicon telescopes at TANDAR facility.
doi: 10.1103/PhysRevC.106.014603
2021AS10 Nucl.Instrum.Methods Phys.Res. A1014, 165743 (2021) M.Assie, E.Clement, A.Lemasson, D.Ramos, A.Raggio, I.Zanon, F.Galtarossa, C.Lenain, J.Casal, F.Flavigny, A.Matta, D.Mengoni, D.Beaumel, Y.Blumenfeld, R.Borcea, D.Brugnara, W.Catford, F.de Oliveira, F.Delaunay, N.De Sereville, F.Didierjean, C.Aa.Diget, J.Dudouet, B.Fernandez-Dominguez, C.Fougeres, G.Fremont, V.Girard Alcindor, A.Giret, A.Goasduff, A.Gottardo, J.Goupil, F.Hammache, P.R.John, A.Korichi, L.Lalanne, S.Leblond, A.Lefevre, F.Legruel, L.Menager, B.Million, C.Nicolle, F.Noury, E.Rauly, K.Rezynkina, E.Rindel, J.S.Rojo, M.Siciliano, M.Stanoiu, I.Stefan, L.Vatrinet The MUGAST-AGATA-VAMOS campaign: Set-up and performances NUCLEAR REACTIONS 2H(16O, p), E=6 MeV/nucleon; 2H(19O, p), E not given; 7Li(15O, t), E not given; measured reaction products, Eγ, Iγ, γ-γ-γ-coin. 17,20O, 19Ne; deduced γ-ray energies, σ(θ) for the 1/2+ state in 17O. Correction from Doppler effect, VAMOS spectrometer, SPIRAL1 facility.
doi: 10.1016/j.nima.2021.165743
2021LE19 Eur.Phys.J. A 57, 257 (2021) X.Ledoux, J.C.Foy, J.E.Ducret, A.M.Frelin, D.Ramos, J.Mrazek, E.Simeckova, R.Behal, L.Caceres, V.Glagolev, B.Jacquot, A.Lemasson, J.Pancin, J.Piot, C.Stodel, M.Vandebrouck First beams at neutrons for science NUCLEAR REACTIONS 9Be(p, n), E=31.9 MeV; measured reaction products, En, In; deduced neutron yields. The neutrons for science facility (NFS), GANIL/SPIRAL-2 facility.
doi: 10.1140/epja/s10050-021-00565-x
2021SC09 Phys.Rev.Lett. 126, 132502 (2021) C.Schmitt, A.Lemasson, K.-H.Schmidt, A.Jhingan, S.Biswas, Y.H.Kim, D.Ramos, A.N.Andreyev, D.Curien, M.Ciemala, E.Clement, O.Dorvaux, B.De Canditiis, F.Didierjean, G.Duchene, J.Dudouet, J.Frankland, B.Jacquot, C.Raison, D.Ralet, B.-M.Retailleau, L.Stuttge, I.Tsekhanovich Experimental Evidence for Common Driving Effects in Low-Energy Fission from Sublead to Actinides RADIOACTIVITY 178Hg(SF) [from 54Fe(124Xe, X)178Hg, E=4.3 MeV/nucleon]; measured fission fragments; deduced neutron multiplicities, isotopic distributions of fragments. Large acceptance magnetic spectrometer VAMOS++.
doi: 10.1103/PhysRevLett.126.132502
2020PE08 Phys.Rev.Lett. 125, 122502 (2020) R.Perez Sanchez, B.Jurado, V.Meot, O.Roig, M.Dupuis, O.Bouland, D.Denis-Petit, P.Marini, L.Mathieu, I.Tsekhanovich, M.Aiche, L.Audouin, C.Cannes, S.Czajkowski, S.Delpech, A.Gorgen, M.Guttormsen, A.Henriques, G.Kessedjian, K.Nishio, D.Ramos, S.Siem, F.Zeiser Simultaneous Determination of Neutron-Induced Fission and Radiative Capture Cross Sections from Decay Probabilities Obtained with a Surrogate Reaction NUCLEAR REACTIONS 240Pu(α, α'), (α, F), E=30 MeV; 239Pu(n, F), (n, γ), E<2 MeV; measured reaction products, Eγ, Iγ, Eα, Iα, α-fission fragment-γ ray triple coin.; deduced 239Pu σ as a function of energy. Comparison with ENDF/B-VIII.0, JENDL 4.0. JEFF 3.3 libraries.
doi: 10.1103/PhysRevLett.125.122502
2020PE15 Phys.Lett. B 811, 135939 (2020) X.Pereira-Lopez, B.Fernandez-Dominguez, F.Delaunay, N.L.Achouri, N.A.Orr, W.N.Catford, M.Assie, S.Bailey, B.Bastin, Y.Blumenfeld, R.Borcea, M.Caamano, L.Caceres, E.Clement, A.Corsi, N.Curtis, Q.Deshayes, F.Farget, M.Fisichella, G.de France, S.Franchoo, M.Freer, J.Gibelin, A.Gillibert, G.F.Grinyer, F.Hammache, O.Kamalou, A.Knapton, T.Kokalova, V.Lapoux, J.A.Lay, B.Le Crom, S.Leblond, J.Lois-Fuentes, F.M.Marques, A.Matta, P.Morfouace, A.M.Moro, T.Otsuka, J.Pancin, L.Perrot, J.Piot, E.Pollacco, D.Ramos, C.Rodriguez-Tajes, T.Roger, F.Rotaru, M.Senoville, N.de Sereville, R.Smith, O.Sorlin, M.Stanoiu, I.Stefan, C.Stodel, D.Suzuki, T.Suzuki, J.C.Thomas, N.Timofeyuk, M.Vandebrouck, J.Walshe, C.Wheldon Low-lying single-particle structure of 17C and the N=14 sub-shell closure NUCLEAR REACTIONS 2H(16C, p)17C, E=17.2 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced σ(θ), γ-ray energies, J, π, level scheme, spectroscopic factors. Comparison with shell model and particle-core model calculations.
doi: 10.1016/j.physletb.2020.135939
2020RA05 Phys.Rev. C 101, 034609 (2020) D.Ramos, M.Caamano, A.Lemasson, M.Rejmund, H.Alvarez-Pol, L.Audouin, J.D.Frankland, B.Fernandez-Dominguez, E.Galiana-Baldo, J.Piot, C.Schmitt, D.Ackermann, S.Biswas, E.Clement, D.Durand, F.Farget, M.O.Fregeau, D.Galaviz, A.Heinz, A.Henriques, B.Jacquot, B.Jurado, Y.H.Kim, P.Morfouace, D.Ralet, T.Roger, P.Teubig, I.Tsekhanovich Scission configuration of 239U from yields and kinetic information of fission fragments NUCLEAR REACTIONS 9Be(238U, 239U)8Be, E=5.88 MeV/nucleon; measured fission fragments of 239U, α-α coin using a double-sided segmented silicon telescope SPIDER, mass and charge distribution of fission fragments, yields of fission fragment using VAMOS++ spectrometer at GANIL; deduced fragment velocity and kinetic energy, fragment neutron excess and multiplicity, average total kinetic energy of fission fragments, total excitation energy and elongation at scission. Comparison with evaluated data in ENDF/B-VIII.0, with predictions of GEF code, and with similar observables from the fission of 240Pu.
doi: 10.1103/PhysRevC.101.034609
2019RA07 Phys.Rev. C 99, 024615 (2019) D.Ramos, M.Caamano, F.Farget, C.Rodriguez-Tajes, L.Audouin, J.Benlliure, E.Casarejos, E.Clement, D.Cortina, O.Delaune, X.Derkx, A.Dijon, D.Dore, B.Fernandez-Dominguez, G.de France, A.Heinz, B.Jacquot, C.Paradela, M.Rejmund, T.Roger, M.-D.Salsac, C.Schmitt Insight into excitation energy and structure effects in fission from isotopic information in fission yields NUCLEAR REACTIONS 12C(238U, X)238U*, E*=7.4 MeV; 12C(238U, X)239Np*, E*=7.5 MeV; 12C(238U, X)240Pu*, E*=10.7 MeV; 12C(238U, X)244Cm*, E*=23 MeV; 12C(238U, X)250Cf*, E*=46 MeV; analyzed isotopic fission fragment yields as function of proton and neutron numbers from the fission of 238U, 239Np, 240Pu, 244Cm and 250Cf produced in inelastic scattering, transfer, and fusion reactions at different excitation energies, isotopic fission-fragment distributions of Z=48, 49, and 50, isotopic fission-fragment distributions of fission fragment pairs with Z=(36, 56), (38, 54), (40, 52), and (42, 50) of 238U using the VAMOS spectrometer for fragment identification at GANIL; deduced elemental fission-fragment yields for different fission modes, average excitation energies, yields of the fission modes as a function of the excitation energy of the fissioning system, local even-odd staggering as a function of nuclear charge ratio, isotonic fission fragment yields of 238U, 239Np and 240Pu, fission fragment neutron distribution, fission-fragment neutron excess as a function of the fission-fragment nuclear charge, average total neutron multiplicity as a function of the fission-fragment nuclear charge and fissility parameter. Comparison with previous experimental values. Data analysis for 2018RA07: Phys. Rev. C 97, 054612 (2018).
doi: 10.1103/PhysRevC.99.024615
2019RA23 Phys.Rev.Lett. 123, 092503 (2019) D.Ramos, M.Caamano, A.Lemasson, M.Rejmund, L.Audouin, H.Alvarez-Pol, J.D.Frankland, B.Fernandez-Dominguez, E.Galiana-Baldo, J.Piot, D.Ackermann, S.Biswas, E.Clement, D.Durand, F.Farget, M.O.Fregeau, D.Galaviz, A.Heinz, A.I.Henriques, B.Jacquot, B.Jurado, Y.H.Kim, P.Morfouace, D.Ralet, T.Roger, C.Schmitt, P.Teubig, I.Tsekhanovich First Direct Measurement of Isotopic Fission-Fragment Yields of 239U NUCLEAR REACTIONS 9Be(238U, 8Be)239U, E=5.88 MeV/nucleon; measured fission products, Eα, Iα; deduced isotopic fission yields of 239U.
doi: 10.1103/PhysRevLett.123.092503
2018RA07 Phys.Rev. C 97, 054612 (2018) D.Ramos, M.Caamano, F.Farget, C.Rodriguez-Tajes, L.Audouin, J.Benlliure, E.Casarejos, E.Clement, D.Cortina, O.Delaune, X.Derkx, A.Dijon, D.Dore, B.Fernandez-Dominguez, G.de France, A.Heinz, B.Jacquot, A.Navin, C.Paradela, M.Rejmund, T.Roger, M.-D.Salsac, C.Schmitt Isotopic fission-fragment distributions of 238U, 239Np, 240Pu, 244Cm, and 250Cf, produced through inelastic scattering, transfer, and fusion reactions in inverse kinematics NUCLEAR REACTIONS 12C(238U, 238U), (238U, 238U'), (238U, 239Np), (238U, 240Pu), (238U, 244Cm), (238U, 250Cf), E=6.14 MeV/nucleon; measured target-like recoil nuclei from 1H to 16O, and transfer-fission channels, Eγ, fission fragment distributions of A=80-160 from fission of 238U, 239Np, 240Pu, 244Cm, and 250Cf, azimuthal angular distribution of the fragments using VAMOS spectrometer for detection of fission fragments, SPIDER telescope for detection of target-like recoils and fissioning systems, and EXOGAM array for detection of prompt γ rays at GANIL facility; deduced isotopic distribution of recoil nuclei, excitation energies of fissioning systems, mass, Z=31-66 isotopic and elemental yield distributions of fission fragments. Comparison with previous experimental results.
doi: 10.1103/PhysRevC.97.054612
2017FO24 Phys.Rev. C 96, 065501 (2017) C.Fontbonne, P.Ujic, F.de Oliveira Santos, X.Flechard, F.Rotaru, N.L.Achouri, V.Girard Alcindor, B.Bastin, F.Boulay, J.B.Briand, A.M.Sanchez-Benitez, H.Bouzomita, C.Borcea, R.Borcea, B.Blank, B.Carniol, I.Celikovic, P.Delahaye, F.Delaunay, D.Etasse, G.Fremont, G.de France, J.M.Fontbonne, G.F.Grinyer, J.Harang, J.Hommet, A.Jevremovic, M.Lewitowicz, I.Martel, J.Mrazek, M.Parlog, J.Poincheval, D.Ramos, C.Spitaels, M.Stanoiu, J.C.Thomas, D.Toprek High precision measurement of the 19Ne β-decay half-life using real-time digital acquisition RADIOACTIVITY 19Ne(EC), (β+)[from C(20Ne, 19Ne), E=95 MeV/nucleon in the GANIL target-ECR source]; measured Eβ, Iβ using plastic scintillators, precise half-life of the decay of 19Ne. Comparison with previous measurements.
doi: 10.1103/PhysRevC.96.065501
2016RO20 Phys.Rev. C 94, 034605 (2016) J.L.Rodriguez-Sanchez, J.Benlliure, C.Paradela, Y.Ayyad, E.Casarejos, H.Alvarez-Pol, L.Audouin, G.Belier, G.Boutoux, A.Chatillon, D.Cortina-Gil, T.Gorbinet, A.Heinz, A.Kelic-Heil, B.Laurent, J.-F.Martin, E.Pellereau, B.Pietras, D.Ramos, C.Rodriguez-Tajes, D.M.Rossi, H.Simon, J.Taieb, J.Vargas, B.Voss Light charged particles emitted in fission reactions induced by protons on 208Pb NUCLEAR REACTIONS 1H(208Pb, F), E=370, 500, 650 MeV/nucleon; 27Al(208Pb, F), E=500 MeV/nucleon; measured light charged particles, fission fragments, (light charged particles)(fission fragments)-coin using SOFIA detection system at GSI facility; deduced multiplicity distribution of particles with Z=1, width of the atomic-number distribution of the fission fragments as function of the atomic number of the light charged particle, transient time and dissipative effects. Comparison with model calculations.
doi: 10.1103/PhysRevC.94.034605
2016RO29 Phys.Rev. C 94, 061601 (2016) J.L.Rodriguez-Sanchez, J.Benlliure, J.Taieb, H.Alvarez-Pol, L.Audouin, Y.Ayyad, G.Belier, G.Boutoux, E.Casarejos, A.Chatillon, D.Cortina-Gil, T.Gorbinet, A.Heinz, A.Kelic-Heil, B.Laurent, J.-F.Martin, C.Paradela, E.Pellereau, B.Pietras, D.Ramos, C.Rodriguez-Tajes, D.M.Rossi, H.Simon, J.Vargas, B.Voss Presaddle and postsaddle dissipative effects in fission using complete kinematics measurements NUCLEAR REACTIONS 1H(208Pb, F), E=500 MeV/nucleon; measured fission fragments, fission cross sections, prescission neutron multiplicities and average neutron excess of the final fission fragments as function of atomic number of fissioning nuclei by magnetic rigidity and time-of-flight techniques at GSI facility. Kinematics of the two fission fragments used for the first time to investigate fission dynamics at small and large deformations. Comparison of measured cross sections with model calculations using INCL4.6+ABLA07 codes.
doi: 10.1103/PhysRevC.94.061601
2015CA21 Phys.Rev. C 92, 034606 (2015) M.Caamano, F.Farget, O.Delaune, K.-H.Schmidt, C.Schmitt, L.Audouin, C.-O.Bacri, J.Benlliure, E.Casarejos, X.Derkx, B.Fernandez-Dominguez, L.Gaudefroy, C.Golabek, B.Jurado, A.Lemasson, D.Ramos, C.Rodriguez-Tajes, T.Roger, A.Shrivastava Characterization of the scission point from fission-fragment velocities RADIOACTIVITY 240Pu(SF)[from 12C(238U, 10Be), E=6.1 MeV/nucleon]; 250Cf(SF)[from 12C(238U, X)250Cf*, E=6.1 MeV/nucleon]; measured fragment spectra using VAMOS spectrometer at GANIL; deduced velocity of fission fragments with Z=34-62 as a function of the neutron number of the fragment (N=45-100), average fragment velocity, average neutron excess of fragments, neutron multiplicity and total neutron evaporation multiplicity, total kinetic energy of fission fragments, total excitation energy at scission, post-neutron evaporation normalized yields, average difference between the ground states of the fissioning system and the fragments, and minimum energy released in neutron evaporation as functions of the fragment atomic number. Modeling of the fission process through correlated observables.
doi: 10.1103/PhysRevC.92.034606
2015FA14 Eur.Phys.J. A 51, 175 (2015) F.Farget, M.Caamano, D.Ramos, C.Rodriguez-Tajes, K.-H.Schmidt, L.Audouin, J.Benlliure, E.Casarejos, E.Clement, D.Cortina, O.Delaune, X.Derkx, A.Dijon, D.Dore, B.Fernandez-Dominguez, L.Gaudefroy, C.Golabek, A.Heinz, B.Jurado, A.Lemasson, C.Paradela, T.Roger, M.D.Salsac, C.Schmitt Transfer-induced fission in inverse kinematics: Impact on experimental and evaluated nuclear data bases
doi: 10.1140/epja/i2015-15175-y
2015MA70 Eur.Phys.J. A 51, 174 (2015) J.-F.Martin, J.Taieb, A.Chatillon, G.Belier, G.Boutoux, A.Ebran, T.Gorbinet, L.Grente, B.Laurent, E.Pellereau, H.Alvarez-Pol, L.Audouin, T.Aumann, Y.Ayyad, J.Benlliure, E.Casarejos, D.Cortina Gil, M.Caamano, F.Farget, B.Fernandez-Dominguez, A.Heinz, B.Jurado, A.Kelic-Heil, N.Kurz, C.Nociforo, C.Paradela, S.Pietri, D.Ramos, J.-L.Rodriguez-Sanchez, C.Rodriguez-Tajes, D.Rossi, K.-H.Schmidt, H.Simon, L.Tassan-Got, J.Vargas, B.Voss, H.Weick Studies on fission with ALADIN - Precise and simultaneous measurement of fission yields, total kinetic energy and total prompt neutron multiplicity at GSI
doi: 10.1140/epja/i2015-15174-0
2015RA03 Acta Phys.Pol. B46, 443 (2015) D.Ramos, C.Rodriguez-Tajes, M.Caamano, F.Farget, L.Audouin, J.Benlliure, E.Casarejos, E.Clement, D.Cortina, O.Delaune, X.Derkx, A.Dijon, D.Dore, B.Fernandez-Dominguez, G.de France, A.Heinz, B.Jacquot, A.Navin, C.Paradela, M.Rejmund, T.Roger, M.D.Salsac, C.Schmitt Fission Yields of Minor Actinides at Low Energy Through Multi-nucleon Transfer Reactions of 238U on 12C NUCLEAR REACTIONS C(238U, F), E=6.1 MeV/nucleon; measured fission products; deduced yields.
doi: 10.5506/APhysPolB.46.443
2015RO11 Phys.Rev. C 91, 064616 (2015) J.L.Rodriguez-Sanchez, J.Benlliure, J.Taieb, H.Alvarez-Pol, L.Audouin, Y.Ayyad, G.Belier, G.Boutoux, E.Casarejos, A.Chatillon, D.Cortina-Gil, T.Gorbinet, A.Heinz, A.Kelic-Heil, B.Laurent, J.-F.Martin, C.Paradela, E.Pellereau, B.Pietras, D.Ramos, C.Rodriguez-Tajes, D.M.Rossi, H.Simon, J.Vargas, B.Voss Complete characterization of the fission fragments produced in reactions induced by 208Pb projectiles on proton at 500A MeV NUCLEAR REACTIONS 1H(208Pb, F), E=500 MeV/nucleon; measured fission fragments, (fragment)(fragment)-coin, σ and mean velocities of fission fragments using SIS18 synchrotron and MUSIC detector system at GSI facility; deduced role of charge polarization and excitation energy gained by the fragments from analysis of correlations between the two fragments, parametrize the distance between two fission fragments at scission as function of the size of the fissioning system from analysis of the average velocities of the fission fragments, final neutron excess of the fission fragments. 58,59,60,61,62,63,64,65Co, 60,61,62,63,64,65,66,67,68Ni, 63,64,65,66,67,68,69,70Cu, 64,65,66,67,68,69,70,71,72,73,74Zn, 66,67,68,69,70,71,72,73,74,75,76,77Ga, 69,70,71,72,73,74,75,76,77,78,79Ge, 72,73,74,75,76,77,78,79,80,81As, 74,75,76,77,78,79,80,81,82,83Se, 78,79,80,81,82,83,84,85,86,87,88,89Kr, 80,81,82,83,84,85,86,87,88,89,90,91,92Rb, 82,83,84,85,86,87,88,89,90,91,92,93,94Sr, 84,85,86,87,88,89,90,91,92,93,94,95,96,97Y, 86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101Zr, 88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103Nb, 89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105Mo, 93,94,95,96,97,98,99,100,101,102,103,104,105,106,107Tc, 95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110Ru, 97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112Rh, 100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115Pd, 104,105,106,107,108,109,110,111,112,113,114,115,116,117Ag, 106,107,108,109,110,111,112,113,114,115,116,117,118Cd, 109,110,111,112,113,114,115,116,117,118,119,120,121In, 112,113,114,115,116,117,118,119,120,121Sn, 114,115,116,117,118,119,120,121,122,123,124,125Sb, 116,117,118,119,120,121,122,123,124,125,126,127,128Te; deduced isotopic cross sections of the fission fragments with associated statistical and systematical uncertainties. Comparison with state-of-the-art model calculations using NCL4.6+ABLA07 codes.
doi: 10.1103/PhysRevC.91.064616
2015RO18 Phys.Rev. C 92, 044612 (2015) J.L.Rodriguez-Sanchez, J.Benlliure, H.Alvarez-Pol, L.Audouin, Y.Ayyad, G.Belier, G.Boutoux, E.Casarejos, A.Chatillon, D.Cortina-Gil, T.Gorbinet, A.Heinz, A.Kelic-Heil, B.Laurent, J.-F.Martin, C.Paradela, E.Pellereau, B.Pietras, D.Ramos, C.Rodriguez-Tajes, D.M.Rossi, H.Simon, J.Taieb, J.Vargas, B.Voss Constraining the level density using fission of lead projectiles NUCLEAR REACTIONS 1H, 27Al(208Pb, F), E=370, 500, 650 MeV/nucleon; measured spallation and fragmentation-induced fission fragments, fission σ(E), atomic-number distribution of final fission fragments using double multisampling ionization chamber (twin MUSIC) at GSI; deduced fission decay widths, and level densities at ground-state and at saddle-point deformations. Comparison with several theoretical model calculations, and benchmarking of data.
doi: 10.1103/PhysRevC.92.044612
2014RO05 Phys.Rev. C 89, 024614 (2014) C.Rodriguez-Tajes, F.Farget, X.Derkx, M.Caamano, O.Delaune, K.-H.Schmidt, E.Clement, A.Dijon, A.Heinz, T.Roger, L.Audouin, J.Benlliure, E.Casarejos, D.Cortina, D.Dore, B.Fernandez-Dominguez, B.Jacquot, B.Jurado, A.Navin, C.Paradela, D.Ramos, P.Romain, M.D.Salsac, C.Schmitt Transfer reactions in inverse kinematics: An experimental approach for fission investigations NUCLEAR REACTIONS 12C(238U, 238U), (238U, 238U'), (238U, 237U)13C, (238U, 236U)14C, (238U, 239Np)11B, (238U, 240Pu)10Be, (238U, 241Pu)9Be, (238U, 242Pu)8Be, (238U, 243Am)7Li, (238U, 244Cm)6He, (238U, 246Cm)4He, E=6.14 MeV/nucleon; measured particle spectra, (particle)(fission fragment)-coin and (particle)(fission fragment)-anticoin, integral σ, σ(θ), total excitation-energy distributions, optimal Q values, Eγ, Iγ, (particle)γ-coin using VAMOS spectrometer, SPIDER array for particle detection, and EXOGAM array for γ rays at GANIL CSS1 cyclotron facility; deduced transfer induced fission probabilities for 238U, 239Np, 240,241,242Pu, 244Cm by surrogate-reaction technique. 12C, 11B, 10Be; deduced first excited level, probabilities of γ-ray emission from the first excited state. Comparison with other experimental data, and with TALYS calculations of neutron-induced fission probabilities.
doi: 10.1103/PhysRevC.89.024614
2014RO28 Phys.Rev. C 90, 064606 (2014) J.L.Rodriguez-Sanchez, J.Benlliure, J.Taieb, A.Chatillon, C.Paradela, Y.Ayyad, G.Belier, G.Boutoux, E.Casarejos, T.Gorbinet, B.Laurent, J.-F.Martin, E.Pellereau, H.Alvarez-Pol, L.Audouin, D.Cortina-Gil, A.Heinz, A.Kelic-Heil, B.Pietras, D.Ramos, C.Rodriguez-Tajes, D.Rossi, H.Simon, L.Tassan-Got, J.Vargas, B.Voss Proton-induced fission cross sections on 208Pb at high kinetic energies NUCLEAR REACTIONS 1H(208Pb, X), E=370, 500, 650 MeV/nucleon; measured fission fragment distributions, fission yields and fission σ(E) at GSI facility. Comparison with previous experimental data at E=50-1000 MeV/nucleon, and with Prokofiev's systematics. Benchmarking of model calculations using the intranuclear cascade code INCL4.6 coupled to the deexcitation code ABLA07. 208Pb(n, X), E=20-1000 MeV; analyzed fission σ(E).
doi: 10.1103/PhysRevC.90.064606
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