NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = A.Diaz-Torres Found 69 matches. 2024DI02 Phys.Lett. B 849, 138476 (2024) A.Diaz-Torres, L.R.Gasques, N.V.Antonenko Cluster effects on low-energy carbon burning NUCLEAR REACTIONS 12C(12C, X)24Mg, 20Ne(α, X)24Mg, E not given; calculated potential, phase shifts, fusion probability using the simplified dynamical coupled-channels method; deduced resonance structures in the fusion probability as a function of the collision energy echo molecular resonances of different cluster configurations of 24Mg.
doi: 10.1016/j.physletb.2024.138476
2023GA23 Eur.Phys.J. A 59, 187 (2023) R.Gandhi, S.Santra, P.C.Rout, A.Pal, A.Baishya, T.Santhosh, D.Chattopadhyay, K.Ramachandran, G.Mohanto, J.Pandey, A.Diaz-Torres, R.Palit Measurement of 58co(n, xp) cross sections by a surrogate method NUCLEAR REACTIONS 57Fe, 59Co(6Li, α), E=37, 33 MeV; measured reaction products, Eα, Iα; deduced proton decay probabilities (branching ratios), σ, Comparison with ENDF/B-VIII.0, JEFF-3.3, JENDL-5, ROSFONFD-2010 libraries, TALYS and PACE4 calculations. BARC-TIFR Pelletron Linac Accelerator Facility, Mumbai.
doi: 10.1140/epja/s10050-023-01099-0
2023LE05 Phys.Rev. C 107, 054609 (2023) I.Lee, G.Gosselin, A.Diaz-Torres Thermal and atomic effects on coupled-channels heavy-ion fusion NUCLEAR REACTIONS 188Os(16O, X), E(cm)=65-78 MeV; calculated fusion probability in the presence of a thermal plasma environment, radial position probability as a function of internuclear radius and time for a head-on collision. Coupled-channels density-matrix method based on the theory of open quantum systems to include thermal and atomic effects on subbarrier fusion dynamics.
doi: 10.1103/PhysRevC.107.054609
2022GA24 Phys.Rev. C 106, 034609 (2022) R.Gandhi, S.Santra, A.Pal, B.K.Nayak, P.C.Rout, D.Chattopadhyay, A.Kundu, A.Baishya, T.Santhosh, S.K.Pandit, G.Mohanto, A.Diaz-Torres Determination of 57Co(n, xp) cross sections using the surrogate reaction ratio method NUCLEAR REACTIONS 56Fe(6Li, α), E=3.9 MeV; 59Co(6Li, α), E=40.5 MeV; measured reaction products Eα, Iα, (particle)α-coin; deduced proton decay probabilities of the compound 58Co (surrogate of n+57Co) and 61Ni (surrogate of n+60Ni) systems. 57Co(n, xp), E=8.6-18.8; deduced σ(E) via surrogate reaction method using 60Ni(n, xp) σ as the reference. Comparison to JEFF-3.3 evaluated data and TALYS-1.8 calculations. Silicon surface barrier (SSB) detector telescope and Si strip telescopes at BARC-TIFR Pelletron-Linac accelerator facility (Mumbai, India).
doi: 10.1103/PhysRevC.106.034609
2022LE03 Phys.Lett. B 827, 136970 (2022) Coherence dynamics in low-energy nuclear fusion NUCLEAR REACTIONS 144Sm(16O, X), E=60 MeV; analyzed available data; calculated entropy, energy dissipation and coherence using a dynamical coupled-channels density matrix method, based on the theory of open quantum systems.
doi: 10.1016/j.physletb.2022.136970
2021MO32 Phys.Lett. B 820, 136513 (2021) Tracing the dynamical interplay of low-energy reaction processes of exotic nuclei using a two-center molecular continuum
doi: 10.1016/j.physletb.2021.136513
2021VO15 Phys.Rev. C 104, 064601 (2021) Calculating the S-matrix of low-energy heavy-ion collisions using quantum coupled-channels wave-packet dynamics NUCLEAR REACTIONS 152,154Sm(16O, X), (16O, 16O), (16O, 16O'), E=52-60 MeV; calculated energy resolved transmission coefficients, S matrices, and reflection probabilities for varying mean incident wave-packet energy, optical model parameters for the coupled-channels Hamiltonians, total (nuclear + Coulomb) phase shifts for different spin-parity states of target determined from phase of the S matrix, elastic and inelastic scattering differential σ(E). Time-dependent coupled-channels wave-packet (TDCCWP) method for benchmark calculations of the S-matrix elements, fusion cross sections, and scattering differential cross sections. Comparisons between the TDCCWP, CCFULL, and FRESCO results for the reflection probabilities, and with experimental data.
doi: 10.1103/PhysRevC.104.064601
2021YA01 Phys.Lett. B 813, 136045 (2021) L.Yang, C.J.Lin, H.Yamaguchi, J.Lei, P.W.Wen, M.Mazzocco, N.R.Ma, L.J.Sun, D.X.Wang, G.X.Zhang, K.Abe, S.M.Cha, K.Y.Chae, A.Diaz-Torres, J.L.Ferreira, S.Hayakawa, H.M.Jia, D.Kahl, A.Kim, M.S.Kwag, M.La Commara, R.Navarro-Perez, C.Parascandolo, D.Pierroutsakou, J.Rangel, Y.Sakaguchi, C.Signorini, E.Strano, X.X.Xu, F.Yang, Y.Y.Yang, G.L.Zhang, F.P.Zhong, J.Lubian Insight into the reaction dynamics of proton drip-line nuclear system 17F+58Ni at near-barrier energies NUCLEAR REACTIONS 58Ni(17F, 17F), (17F, X), E=43.6, 47.5, 55.7, 63.1 MeV; measured reaction products, Eα, Iα, Ep, Ip. 16O, 17F; deduced σ, σ(θ) quasielastic scattering and fusion.
doi: 10.1016/j.physletb.2020.136045
2020AD03 Eur.Phys.J. A 56, 47 (2020) G.G.Adamian, N.V.Antonenko, A.Diaz-Torres, S.Heinz How to extend the chart of nuclides?
doi: 10.1140/epja/s10050-020-00046-7
2020LE17 J.Phys.(London) G47, 015101 (2020) Populating high spin states of a compound nucleus with the incomplete fusion mechanism: the effectiveness of heavy projectiles NUCLEAR REACTIONS 208Pb(6Li, X), (7Li, X), (8Be, X), (20Ne, X), E not given; calculated angular momentum distributions, σ(E); deduced as the charge of the projectiles increased, higher angular momentum states were produced.
doi: 10.1088/1361-6471/ab5245
2020LI04 Phys.Rev. C 101, 014606 (2020) G.S.Li, M.L.Liu, D.Patel, Y.D.Fang, X.H.Zhou, Y.H.Zhang, A.Diaz-Torres, C.S.Palshetkar, J.Lubian, N.T.Zhang, J.G.Wang, B.S.Gao, Y.H.Qiang, S.Guo, Y.Zheng, K.L.Wang, K.K.Zheng, R.Li, S.Mukherjee Fusion reaction studies for the 9Be + 89Y system at above-barrier energies NUCLEAR REACTIONS 89Y(9Be, 3n)95Tc/95mTc, (9Be, 4n)94Tc/94mTc, (9Be, 5n)93Tc, (9Be, 2nα)92mNb, (9Be, 4nα)90Nb, (9Be, 4np)93mMo, E=45.9, 47.0, 48.1, 49.1, 50.1 MeV; measured Eγ, Iγ, γγ-coin, complete fusion (CF) σ(E) using stacked foil activation technique and off-line γ-ray spectrometry using ten HPGe detectors at HIRFL-Lanzhou facility. 93,94mTc; measured half-lives of their decays. 89Y(9Be, X), E=19.4-50.1; comparison of present and previous experimental data for complete fusion (CF) and incomplete fusion (ICF) σ(E) with theoretical predictions using PACE code for CF and PLATYPUS code for CF and ICF. Discussed prompt-breakup probability of 9Be.
doi: 10.1103/PhysRevC.101.014606
2020LI47 Phys.Rev. C 102, 054607 (2020) G.S.Li, Y.D.Fang, X.H.Zhou, A.Diaz-Torres, A.Rohilla, M.L.Liu, N.T.Zhang, Y.H.Zhang, J.G.Wang, B.S.Gao, Y.H.Qiang, S.Guo, S.C.Wang, Y.Zheng, J.Lubian, H.O.Soler Measurement and analysis of the isomeric cross section ratios for the 94Tc nucleus NUCLEAR REACTIONS 89Y(9Be, 9Be), (9Be, 4n)94Tc/94mTc, E=45.9, 47.0, 48.1, 49.1, 50.1 MeV; measured 9Be scattered particles, off-line γ radiation, Eγ, Iγ using five HPGe detectors at the Heavy Ion Research facility in Lanzhou; deduced σ(E) for the formation of 94Tc g.s. and isomers, isomer ratios, fusion σ(E). Comparison with theoretical calculations using PLATYPUS model for the role of complete fusion (CF) following breakup, and with potential model calculation for the role of direct CF without breakup. RADIOACTIVITY 94,94mTc(β+), (EC)[from 89Y(9Be, 4n), E=45.9, 47.0, 48.1, 49.1, 50.1 MeV; measured yields, isomeric ratios, Eγ, Iγ, half-lives of decays of 94Tc g.s. and 94mTc from γ-decay curves.
doi: 10.1103/PhysRevC.102.054607
2020VA10 Phys.Rev. C 102, 064618 (2020) R.Van den Bossche, A.Diaz-Torres Production of transuranium isotopes in 20Ne-induced incomplete fusion reactions NUCLEAR REACTIONS 247,248,250Cm, 251,252,254Cf(20Ne, X)249Cf/251Fm/252Fm/253Fm/254Fm/255Fm/256Fm/257Fm/254Md/255Md/256Md/257Md/258Md/259Md/260Md/253No/254No/255No/256No/257No/258No/259No/260No/261No/262No/257Lr/258Lr/259Lr/260Lr/261Lr/262Lr/263Lr/265Lr/263Rf/264Rf/266Rf/264Db/265Db/267Db/262Sg/263Sg/264Sg/265Sg/266Sg/267Sg/268Sg/270Sg/269Bh/270Bh/272Bh, E(cm)/VCB=1.00, 1.10, 1.20 MeV; calculated production and integrated σ(E), angular distributions, mean excitation energies, mean angular momenta, and percentage yields. Classical trajectory model with stochastic breakup, and a dynamical fragmentation theory treatment of two-body clusterization and decay of a projectile in incomplete fusion reactions for the production of superheavy elements.
doi: 10.1103/PhysRevC.102.064618
2019CA13 Phys.Rev. C 99, 054615 (2019) A.Gomez Camacho, A.Diaz-Torres, H.Q.Zhang Comparative study of the effect of resonances of the weakly bound nuclei 6, 7Li on total fusion with light to heavy mass targets NUCLEAR REACTIONS 27Al(7Li, X), E(cm)=8-24 MeV; 59Co(7Li, X), E(cm)=10-24 MeV; 144Sm(7Li, X), E(cm)=20-38 MeV; 209Bi(7Li, X), E(cm)=25-50 MeV; 28Si(6Li, X), E(cm)/VB=1-3.6 MeV; 59Co(6Li, X), E(cm)/VB=0.8-2.0 MeV; 96Zr(6Li, X), E(cm)/VB=0.8-1.7 MeV; 198Pt(6Li, X), E(cm)/VB=0.8-1.4 MeV; 209Bi(6Li, X), E(cm)/VB=0.9-1.2 MeV; calculated total fusion σ(E), effects of resonant and non-resonant breakup states in projectile nuclei on total fusion σ. Continuum-discretized coupled-channel (CDCC) calculations. Comparison with available experimental data.
doi: 10.1103/PhysRevC.99.054615
2019LI26 Phys.Rev. C 99, 054617 (2019) G.S.Li, Y.D.Fang, A.Diaz-Torres, M.L.Liu, N.T.Zhang, X.H.Zhou, Y.H.Zhang, J.G.Wang, B.S.Gao, Y.H.Qiang, S.Guo, S.C.Wang, Z.Y.Zhang, J.F.Huang, K.L.Wang, Y.Zheng, S.Mukherjee Isomer yield ratios in 184Re from the 9Be + 181Ta reaction NUCLEAR REACTIONS 181Ta(9Be, 2nα)184Re/184mRe, E=35.9-50.0 MeV; measured Eγ, Iγ, γγ-coin, isomer yield ratios, and σ(E) by off-line γ-ray measurements at the Heavy Ion Research Facility in Lanzhou. Comparison with classical dynamical model calculations using PLATYPUS code, in conjunction with phenomenological analysis. 58Co, 182Ta, 183,184Re, 184mRe, 185Os; observed γ rays from decays of these isotopes.
doi: 10.1103/PhysRevC.99.054617
2019VA10 Phys.Rev. C 100, 044604 (2019) R.Van den Bossche, A.Diaz-Torres Modelling incomplete fusion dynamics of complex nuclei at Coulomb energies NUCLEAR REACTIONS 208Pb(20Ne, X)212Po/216Rn/220Ra/224Th, E=100-225 MeV; analyzed incomplete fusion σ(E) experimental data for products produced in the capture of α, 8Be, 12C and 16O fragments of 20Ne at energies above the Coulomb barrier. 208Pb(20Ne, 16O)212Po, (20Ne, 12C)216Rn, E=105, 115 MeV; analyzed differential σ(θ, E) experimental data. Calculations based on semiclassical dynamical model with stochastic breakup using the PLATYPUS code.Relevance to predictions for the formation of superheavy elements through the ICF reaction mechanism.
doi: 10.1103/PhysRevC.100.044604
2019VO09 Phys.Rev. C 100, 034606 (2019) Describing heavy-ion fusion with quantum coupled-channels wave-packet dynamics NUCLEAR REACTIONS 154Sm(16O, X), E=55, 57.5, 60, 62.5, 65 MeV; calculated transmission coefficients, radial and momentum probability density versus time for 0+, 2+, 4+ states in 154Sm using the time-dependent coupled-channels wave-packet (TDCCWP) method. Good agreement found with the stationary coupled-channels reaction method for a wide range of energies and total angular momenta.
doi: 10.1103/PhysRevC.100.034606
2018DI02 Phys.Rev. C 97, 024611 (2018) Effects of unconventional breakup modes on incomplete fusion of weakly bound nuclei NUCLEAR REACTIONS 209Bi(6Li, X), E(cm)=25-50 MeV; calculated Σ(E) for incomplete-fusion and for no-capture breakup excitation curve with prompt and delayed breakup of 6Li into α and deuteron, σ(E) for α and deuteron contributions to incomplete-fusion, relative kinetic-energy distributions for α-209Bi and d-209Bi systems. Impact of resonance states and transfer-triggered breakup modes, involving short-lived projectile-like nuclei such as 8Be, 5Li on the formation of incomplete fusion products. Classical dynamical model using PLATYPUS code. Comparison with experimental data.
doi: 10.1103/PhysRevC.97.024611
2018DI06 Phys.Rev. C 97, 055802 (2018) Characterizing the astrophysical S factor for 12C+12C fusion with wave-packet dynamics NUCLEAR REACTIONS 12C(12C, X), E(cm)=1-7 MeV; calculated transmission coefficient, energy-resolved fusion σ(E), angular momentum decomposition of the converged fusion excitation function, astrophysical S factor excitation function with and without reduction in curvature of the potential pockets using time-dependent wave-packet (TDWP) dynamics for subbarrier fusion. Comparison with experimental values, and with other model calculations. Discussed extrapolating the cross section predictions towards stellar energies.
doi: 10.1103/PhysRevC.97.055802
2016BO05 Few-Body Systems 57, 177 (2016) Reaction Dynamics of Weakly-Bound Few-Body Nuclei at Energies Around the Coulomb Barrier NUCLEAR REACTIONS 209Bi(6Li, X), (6Li, 6Li), E(cm)<35 MeV; calculated fusion as well as scattering σ, reaction parameters. Comparison with available data.
doi: 10.1007/s00601-015-1028-2
2016GO06 Phys.Rev. C 93, 024604 (2016) A.Gomez Camacho, A.Diaz-Torres, P.R.S.Gomes, J.Lubian Impact of 6Li resonances on the near-barrier elastic scattering with 144Sm NUCLEAR REACTIONS 144Sm(6Li, 6Li), E=22, 23, 26, 30 MeV; calculated σ(θ, E); deduced effect of α+d resonances in 6Li with L=2 and Jπ=3+, 2+, 1+ on elastic cross sections at incident energies near the Coulomb barrier. Converged continuum discretized coupled-channel (CDCC) calculations. Comparison to experimental data.
doi: 10.1103/PhysRevC.93.024604
2016SA23 Phys.Rev. C 93, 054613 (2016) V.V.Sargsyan, G.G.Adamian, N.V.Antonenko, A.Diaz-Torres, P.R.S.Gomes, H.Lenske Experimental elastic and quasi-elastic angular distributions provide transfer probabilities NUCLEAR REACTIONS 206Pb(18O, 16O), E=79 MeV; calculated two-neutron transfer probabilities using experimental data for elastic and quasielastic probabilities in 18O+206Pb and 16O+208Pb reactions. Comparison with experimental data for two-neutron transfer reaction.
doi: 10.1103/PhysRevC.93.054613
2016WA04 Phys.Rev. C 93, 014615 (2016) B.Wang, W.-J.Zhao, A.Diaz-Torres, E.-G.Zhao, S.-G.Zhou Systematic study of suppression of complete fusion in reactions involving weakly bound nuclei at energies above the Coulomb barrier NUCLEAR REACTIONS 89Y, 124Sn, 144Sm, 169Tm, 181Ta, 187Re, 208Pb, 209Bi(9Be, X), E(cm)=10-55 MeV; 90,96Zr, 154Sm, 159Tb, 197Au, 198Pt, 208Pb, 209Bi(6Li, X), E=10-55 MeV; 159Tb, 165Ho, 197Au, 198Pt, 209Bi(7Li, X), E=10-60 MeV; 159Tb, 209Bi(10B, X), (11B, X), E(cm)=30-80 MeV; calculated complete fusion σ(E). Empirical coupled-channel model with and without breakup effects. Comparison with experimental data.
doi: 10.1103/PhysRevC.93.014615
2015BO16 Phys.Rev. C 92, 044610 (2015) Quantifying low-energy fusion dynamics of weakly bound nuclei from a time-dependent quantum perspective NUCLEAR REACTIONS 209Bi(6Li, X), E(cm)=22-35 MeV; calculated energy-resolved transmission coefficients and incomplete fusion excitation function. Time-dependent wave-packet method separating the complete and incomplete fusion from the total fusion.
doi: 10.1103/PhysRevC.92.044610
2015GO02 Phys.Rev. C 91, 014607 (2015) A.Gomez Camacho, A.Diaz-Torres, P.R.S.Gomes, J.Lubian Effect of 6Li resonances on near-barrier elastic scattering involving 28Si and 58Ni target nuclei NUCLEAR STRUCTURE 6Li; calculated levels, resonances, J, π, and compared with experimental values. NUCLEAR REACTIONS 28Si(6Li, 6Li), E=9, 11, 13, 20, 27, 30, 99 MeV; 58Ni(6Li, 6Li), E=11, 12, 14, 16, 18, 99 MeV; calculated elastic σ(E, θ), polarization potentials. Continuum-discretized coupled-channel (CDCC) calculations using the FRESCO code by including ground, resonant, and nonresonant continuum states of 6Li. Comparison with experimental data.
doi: 10.1103/PhysRevC.91.014607
2015SA46 Phys.Rev. C 92, 054620 (2015) V.V.Sargsyan, G.G.Adamian, N.V.Antonenko, A.Diaz-Torres, P.R.S.Gomes, H.Lenske Derivation of breakup probabilities of weakly bound nuclei from experimental elastic and quasi-elastic scattering angular distributions NUCLEAR REACTIONS 206Pb(6He, 6He), (6He, 6He'), E=16 MeV; 210Pb(α, α), (α, α'), E=17.71 MeV; devised a simple method and a formula relating the breakup and elastic (quasi-elastic) scattering probabilities; calculated breakup probability for 6He+206Pb reaction, and compared with continuum-discretized coupled-channels (CDCC) calculations.
doi: 10.1103/PhysRevC.92.054620
2014SA70 Phys.Rev. C 90, 064601 (2014) V.V.Sargsyan, G.G.Adamian, N.V.Antonenko, A.Diaz-Torres, P.R.S.Gomes, H.Lenske Deriving capture and reaction cross sections from observed quasi-elastic and elastic backscattering NUCLEAR REACTIONS 58Ni(58Ni, 58Ni), (58Ni, 58Ni'), E=86-118 MeV; 74Ge(64Ni, 64Ni), (64Ni, 64Ni'), E=96-120 MeV; 92Mo(α, α), (α, α'), E=13.20, 18.70 MeV; 106,110Cd(α, α), (α, α'), E=15.55, 18.8 MeV; 112Sn(α, α), (α, α'), E=13.90, 18.84 MeV; 120Sn(16O, 16O), (16O, 16O'), E=Vb, Vb+5 MeV, Vb+10 MeV; 144,154Sm(16O, 16O), (16O, 16O'), E=55-80 MeV; 152Sm(16O, 16O), (16O, 16O'), E=58.8, 63.3, 72.4 MeV; 208Pb(6Li, 6Li), (6Li, 6Li'), (7Li, 7Li), (7Li, 7Li'), E=Vb+5 MeV, Vb+10 MeV; 208Pb(16O, 16O), (16O, 16O'), E=65-95 MeV; 208Pb(20Ne, 20Ne), (20Ne, 20Ne'), E=Vb, Vb+5 MeV, Vb+10 MeV; analyzed and proposed methods for extracting differential and integral reaction and capture σ(E, J) from the experimental elastic and quasi-elastic backscattering measurements. Coupled-channels approach.
doi: 10.1103/PhysRevC.90.064601
2014SA75 Eur.Phys.J. A 50, 168 (2014) V.V.Sargsyan, G.G.Adamian, N.V.Antonenko, A.Diaz-Torres, P.R.S.Gomes, H.Lenske Extracting integrated and differential cross sections in low-energy heavy-ion reactions from backscattering measurements NUCLEAR REACTIONS 110Cd, 120Sn(α, x), E=9.5-20 MeV; calculated coupled-reaction channels σ, reaction σ, elastic scattering σ(θ) using backscattering data. 92Mo(α, x), E=10-20 MeV;120Sn(α, x), E=11-30 MeV;208Pb(16O, x), E=67-80 MeV; calculated reaction σ (in the case of 16O also capture σ). Compared with data and other calculations.
doi: 10.1140/epja/i2014-14168-8
2013LU13 Phys.Rev. C 88, 034609 (2013) D.H.Luong, M.Dasgupta, D.J.Hinde, R.du Rietz, R.Rafiei, C.J.Lin, M.Evers, A.Diaz-Torres Predominance of transfer in triggering breakup in sub-barrier reactions of 6, 7Li with 144Sm, 207, 208Pb, and 209Bi NUCLEAR REACTIONS 207,208Pb, 209Bi(6Li, X), E=26.5, 29.0 MeV; 144Sm(7Li, X), E=21.5, 24.0 MeV; 208Pb, 209Bi(7Li, X), E=24.0, 29.0 MeV; 207Pb(7Li, X), E=24.0, 29.0, 26.5 MeV; measured spectra of charged breakup fragments in binary coincidence mode using BALIN detector array at ANU Heavy Ion Accelerator Facility; deduced Q-value spectra of α+p, α+d, α+t, α+α modes of breakup of 6,7Li, relative time scales and relative energy spectra of breakup fragments, relative probabilities of major breakup modes. Dominance of nucleon transfer-initiated breakup.
doi: 10.1103/PhysRevC.88.034609
2013SH01 Phys.Lett. B 718, 931 (2013) A.Shrivastava, A.Navin, A.Diaz-Torres, V.Nanal, K.Ramachandran, M.Rejmund, S.Bhattacharyya, A.Chatterjee, S.Kailas, A.Lemasson, R.Palit, V.V.Parkar, R.G.Pillay, P.C.Rout, Y.Sawant Role of the cluster structure of 7Li in the dynamics of fragment capture NUCLEAR REACTIONS 198Pt(7Li, α), (7Li, t), (7Li, d), (7Li, p), E=45 MeV; measured reaction products, Eγ, Iγ; deduced σ, two-step process. Comparison with PLATYPUS calculations.
doi: 10.1016/j.physletb.2012.11.064
2011BE19 Int.J.Mod.Phys. E20, 943 (2011) C.Beck, N.Rowley, P.Papka, S.Courtin, M.Rousseau, F.A.Souza, N.Carlin, F.Liguori Neto, M.M.De Moura, M.G.Del Santo, A.A.I.Suade, M.G.Munhoz, E.M.Szanto, A.Szanto de Toledo, N.Keeley, A.Diaz-Torres, K.Hagino Cluster model for reactions induced by weakly bound and/or exotic halo nuclei with medium-mass targets
doi: 10.1142/S0218301311019027
2010BE22 Nucl.Phys. A834, 440c (2010) C.Beck, N.Rowley, P.Papka, S.Courtin, M.Rousseau, F.A.Souza, N.Carlin, R.Liguori Neto, M.M.de Moura, M.G.Del Santo, A.A.P.Suaide, M.G.Munhoz, E.M.Szanto, A.Szanto de Toledo, N.Keeley, A.Diaz-Torres, K.Hagino Reaction mechanisms for weakly-bound, stable nuclei and unstable, halo nuclei on medium-mass targets NUCLEAR REACTIONS 59Co(6Li, X), E=10-40 MeV; calculated evaporation residue σ, σ(θ). 58Ni(7Be, 7Be), E=15.09, 17.13, 18.53, 19.93, 21.43 MeV; calculated σ(θ). Discussed interplay of different processes and systematics of reaction mechanism. Comparison with data.
doi: 10.1016/j.nuclphysa.2010.01.059
2010DA15 Nucl.Phys. A834, 147c (2010) M.Dasgupta, L.R.Gasques, D.H.Luong, R.du Rietz, R.Rafiei, D.J.Hinde, C.J.Lin, M.Evers, A.Diaz-Torres Reaction dynamics of weakly bound nuclei at near-barrier energies NUCLEAR REACTIONS 208Pb, 209Bi(6Li, X), (7Li, X), (9Be, X), (10B, X), (11B, X), E not given; analyzed fusion suppression factor, systematics. Found simple dependency and relation to break-up.
doi: 10.1016/j.nuclphysa.2009.12.025
2010DI03 Phys.Rev. C 81, 041603 (2010) Absence of decoherence in the complex-potential approach to nuclear scattering
doi: 10.1103/PhysRevC.81.041603
2010DI13 Phys.Rev. C 82, 054617 (2010) Coupled-channels density-matrix approach to low-energy nuclear collision dynamics: A technique for quantifying quantum decoherence effects on reaction observables NUCLEAR REACTIONS 154Sm(16O, 16O), (16O, 16O'), (16O, X), E=60 MeV; calculated energy spectrum of the initial and final density matrices for the elastic scattering, reflection coefficient, angular distributions for inelastic scattering using coupled-channel density-matrix (CCDM) calculations.
doi: 10.1103/PhysRevC.82.054617
2010HI03 Nucl.Phys. A834, 117c (2010) D.J.Hinde, M.Dasgupta, A.Diaz-Torres, M.Evers Quantum coherence and decoherence in low energy nuclear collisions: from superposition to irreversibility
doi: 10.1016/j.nuclphysa.2009.12.019
2010RA03 Phys.Rev. C 81, 024601 (2010) R.Rafiei, R.du Rietz, D.H.Luong, D.J.Hinde, M.Dasgupta, M.Evers, A.Diaz-Torres Mechanisms and systematics of breakup in reactions of 9Be at near-barrier energies NUCLEAR REACTIONS 208Pb, 209Bi(9Be, X), E=28-40 MeV; 186W, 196Pt(9Be, X), E=25-37 MeV; 144Sm, 168Er(9Be, X), E=25-34 MeV; measured particle spectra, reaction Q-values; deduced near-barrier breakup yields, breakup probability, breakup modes, and energy correlation of fragments. Mechanisms and systematics of breakup in reactions. Monte Carlo simulation of 8Be g.s. decay.
doi: 10.1103/PhysRevC.81.024601
2010SO14 Eur.Phys.J. A 44, 181 (2010) F.A.Souza, N.Carlin, C.Beck, N.Keeley, A.Diaz-Torres, R.Liguori Neto, C.Siqueira-Mello, M.M.de Moura, M.G.Munhoz, R.A.N.Oliveira, M.G.Del Santo, A.A.P.Suaide, E.M.Szanto, A.Szanto de Toledo Projectile breakup dynamics for 6Li + 59Co: Kinematical analysis of α - d coincidences NUCLEAR REACTIONS 59Co(6Li, X), E=29.6 MeV; measured p-spectra, d-spectra, α-spectra, αd-coin; deduced σ, σ(θ), breakup reaction mechanism features. Comparison with CDCC model.
doi: 10.1140/epja/i2010-10940-0
2010SO16 Nucl.Phys. A834, 420c (2010) F.A.Souza, N.Carlin, C.Beck, N.Keeley, A.Diaz-Torres, R.Liguori Neto, C.Siqueira-Mello, M.M.de Moura, M.G.Munhoz, R.A.N.Oliveira, M.G.Del Santo, A.A.P.Suaide, E.M.Szanto, A.Szanto de Toledo 6Li direct breakup lifetimes NUCLEAR REACTIONS 59Co(6Li, dα), E=29.6 MeV; measured Eα, Iα(θ), Ed, Id(θ), dα-coin; deduced σ(θ), direct breakup T1/2; calculated T1/2. Discussed breakup reaction mechanism features.
doi: 10.1016/j.nuclphysa.2010.01.054
2008DI15 Phys.Rev.Lett. 101, 122501 (2008) Solving the Two-Center Nuclear Shell-Model Problem with Arbitrarily Oriented Deformed Potentials
doi: 10.1103/PhysRevLett.101.122501
2008DI20 Phys.Rev. C 78, 064604 (2008) A.Diaz-Torres, D.J.Hinde, M.Dasgupta, G.J.Milburn, J.A.Tostevin Dissipative quantum dynamics in low-energy collisions of complex nuclei
doi: 10.1103/PhysRevC.78.064604
2008DI23 Int.J.Mod.Phys. E17, 2194 (2008) A.Diaz-Torres, L.R.Gasques, M.Wiescher Astrophysical S-factor for 16O + 16O within the adiabatic molecular picture NUCLEAR REACTIONS 16O(16O, X), E<14 MeV; calculated s-factor excitation functions. Comparison with experiment.
doi: 10.1142/S0218301308011331
2008HI07 Phys.Rev.Lett. 100, 202701 (2008) D.J.Hinde, R.G.Thomas, R.du Rietz, A.Diaz-Torres, M.Dasgupta, M.L.Brown, M.Evers, L.R.Gasques, R.Rafiei, M.D.Rodriguez Disentangling Effects of Nuclear Structure in Heavy Element Formation NUCLEAR REACTIONS 186W(46Ti, X), 184W(48Ti, X), 182W(50Ti, X), E=222-241 MeV; measured232Cm compound nucleus mass-angle distributions, mass ratio distributions, fission cross sections; model independent analysis; shell structure effects; comparison with FRLDM calculations.
doi: 10.1103/PhysRevLett.100.202701
2008TH01 Phys.Rev. C 77, 034610 (2008) R.G.Thomas, D.J.Hinde, D.Duniec, F.Zenke, M.Dasgupta, M.L.Brown, M.Evers, L.R.Gasques, M.D.Rodriguez, A.Diaz-Torres Entrance channel dependence of quasifission in reactions forming 220Th NUCLEAR REACTIONS 204Pb(16O, X), E=1-1.26 MeV; 186W(34S, X), E=0.95-1.25, 188.9 MeV; 166,170Er(48Ti, X), (50Ti, X), E=0.95-1.25, 208.0, 245.0 MeV; measured mass-angle correlations, mass ratio distributions, standard deviation of fission fragments.
doi: 10.1103/PhysRevC.77.034610
2007BE30 Phys.Rev. C 75, 054605 (2007) C.Beck, N.Keeley, A.Diaz-Torres Coupled-channel effects in elastic scattering and near-barrier fusion induced by weakly bound nuclei and exotic halo nuclei NUCLEAR REACTIONS 59Co(7Li, X), (6Li, X), E=12-30 MeV; 59Co(6He, X), 59Co(α, X), E(cm)< 20 MeV; analyzed eleastic scattering and fusion reaction data using continuum discretized coupled channels calculations. Calculated σ and angular distributions.
doi: 10.1103/PhysRevC.75.054605
2007DI08 Phys.Rev.Lett. 98, 152701 (2007) A.Diaz-Torres, D.J.Hinde, J.A.Tostevin, M.Dasgupta, L.R.Gasques Relating Breakup and Incomplete Fusion of Weakly Bound Nuclei through a Classical Trajectory Model with Stochastic Breakup NUCLEAR REACTIONS 208Pb(8Be, X), (9Be, X), E(cm) ≈ 40-60 MeV; calculated complete and incomplete fusion σ. Three-dimensional classical dynamical model, no-capture breakup.
doi: 10.1103/PhysRevLett.98.152701
2007DI14 Phys.Lett. B 652, 255 (2007) A.Diaz-Torres, L.R.Gasques, M.Wiescher Effects of nuclear molecular configurations on the astrophysical S-factor for 16O + 16O NUCLEAR REACTIONS 16O(16O, X), E(cm)=0-14 MeV; calculated astrophysical S-factors, single particle levels. Two-center shell model. Comparison with data.
doi: 10.1016/j.physletb.2007.06.077
2006DI19 Phys.Rev.C 74, 064601 (2006) Competition between fusion and quasifission in a heavy fusing system: Diffusion of nuclear shapes through a dynamical collective potential energy landscape NUCLEAR STRUCTURE 256No; calculated potential energy surfaces for compound nucleus, dependence on entrance channel mass asymmetry, role of diabatic effects in fusion hindrance.
doi: 10.1103/PhysRevC.74.064601
2006GA40 Phys.Rev.C 74, 064615 (2006) L.R.Gasques, M.Dasgupta, D.J.Hinde, T.Peatey, A.Diaz-Torres, J.O.Newton Isomer ratio measurements as a probe of the dynamics of breakup and incomplete fusion NUCLEAR REACTIONS 209Bi(6Li, X)212At, E=28-48 MeV; 209Bi(7Li, X)212At/211Po, E=26-52 MeV; 208Pb(9Be, X)211Po, E=36-51 MeV; measured ground and isomeric state σ; deduced angular momentum distribution, related reaction mechanism features.
doi: 10.1103/PhysRevC.74.064615
2005DI12 Nucl.Phys. A757, 373 (2005) Two center shell model with Woods-Saxon potentials: Adiabatic and diabatic states in fusion NUCLEAR REACTIONS 40Ca(16O, X), E not given; calculated single-particle neutron and proton levels vs component separation. Two-center shell model. NUCLEAR STRUCTURE 56Ni; calculated single-particle neutron and proton levels vs component separation. Two-center shell model.
doi: 10.1016/j.nuclphysa.2005.04.013
2004AD32 Acta Phys.Hung.N.S. 19, 87 (2004) G.G.Adamian, N.V.Antonenko, A.Diaz-Torres, W.Scheid Fusion and Quasifission within the Dinuclear System Model NUCLEAR REACTIONS 208Pb(50Ti, n), (50Ti, 2n), (50Ti, 3n), (54Cr, n), (54Cr, 2n), (58Fe, n), (58Fe, 2n), (62Ni, n), (64Ni, n), (70Ni, n), (74Ni, n), (78Ni, 2n), (68Zn, n), (70Zn, n), (80Zn, 2n), (74Ge, n), (76Ge, n), (78Ge, n), (82Ge, 2n), (84Ge, 2n), (86Ge, 2n), (82Se, n), (84Se, n), (86Se, 2n), (88Se, 2n), (90Se, 2n), (92Se, 2n), (84Kr, n), (86Kr, n), 209Bi(50Ti, n), (50Ti, 2n), (50Ti, 3n), (54Cr, n), (58Fe, n), (64Ni, n), (68Zn, n), (70Zn, n), 232Th, 238U, 242Pu, 248Cm, 249Cf(48Ca, 3n), 244Pu, 248Cm(48Ca, 4n), E* ≈ 10-35 MeV; calculated evaporation residue σ. Dinuclear system model.
doi: 10.1556/APH.19.2004.1-2.13
2004DI04 Phys.Rev. C 69, 021603 (2004) Modeling of compound nucleus formation in the fusion of heavy nuclei NUCLEAR REACTIONS 90Zr(90Zr, X), 100Mo, 110Pd(100Mo, X), 110Pd(110Pd, X), 124Sn(96Zr, X), E not given; calculated compound nucleus formation probability, dynamic effects.
doi: 10.1103/PhysRevC.69.021603
2004DI14 Phys.Lett. B 594, 69 (2004) Shell corrections for finite depth potentials with bound states only NUCLEAR STRUCTURE 132,154Sn, 180,208Pb, 298Fl; calculated neutron and proton shell corrections for finite depth potentials.
doi: 10.1016/j.physletb.2004.05.022
2004DI16 Acta Phys.Hung.N.S. 19, 7 (2004) A.Diaz-Torres, I.J.Thompson, W.Scheid Fusion of Weakly Bound Projectiles around the Coulomb Barrier NUCLEAR REACTIONS 208Pb(11Be, X), 209Bi(9Be, X), E(cm) ≈ 35-50 MeV; analyzed fusion excitation functions, continuum-continuum coupling effects.
doi: 10.1556/APH.19.2004.1-2.2
2004SI11 Nucl.Phys. A735, 329 (2004) C.Signorini, A.Yoshida, Y.Watanabe, D.Pierroutsakou, L.Stroe, T.Fukuda, M.Mazzocco, N.Fukuda, Y.Mizoi, M.Ishihara, H.Sakurai, A.Diaz-Torres, K.Hagino Subbarrier fusion in the systems 11, 10Be + 209Bi NUCLEAR REACTIONS 209Bi(9Be, X), (10Be, X), (11Be, X), E(cm)=34-50 MeV; measured fusion, fission, and evaporation residue σ; deduced reaction mechanism features. Coupled discretized continuum channels calculations.
doi: 10.1016/j.nuclphysa.2004.02.015
2004TH08 Prog.Theor.Phys.(Kyoto), Suppl. 154, 69 (2004) Modelling Effects of Halo Breakup on Fusion
doi: 10.1143/PTPS.154.69
2003BE34 Phys.Rev. C 67, 054602 (2003) C.Beck, F.A.Souza, N.Rowley, S.J.Sanders, N.Aissaoui, E.E.Alonso, P.Bednarczyk, N.Carlin, S.Courtin, A.Diaz-Torres, A.Dummer, F.Haas, A.Hachem, K.Hagino, F.Hoellinger, R.V.F.Janssens, N.Kintz, R.Liguori Neto, E.Martin, M.M.Moura, M.G.Munhoz, P.Papka, M.Rousseau, A.Sanchez i Zafra, O.Stezowski, A.A.Suaide, E.M.Szanto, A.Szanto de Toledo, S.Szilner, J.Takahashi Near-barrier fusion of weakly bound 6Li and 7Li nuclei with 59Co NUCLEAR REACTIONS 59Co(6Li, xnypzα), (7Li, xnypzα), E(cm) ≈ 10-25 MeV; measured fusion, evaporation residue σ; deduced reaction mechanism features.
doi: 10.1103/PhysRevC.67.054602
2003DI07 Phys.Rev. C 68, 044607 (2003) A.Diaz-Torres, I.J.Thompson, C.Beck How does breakup influence the total fusion of 6, 7Li at the Coulomb barrier? NUCLEAR REACTIONS 59Co(6Li, X), (7Li, X), E(cm)=8-24 MeV; 209Bi(6Li, X), (7Li, X), E(cm)=28-48 MeV; calculated fusion σ, breakup channels contributions. Coupled-channels approach, comparison with data.
doi: 10.1103/PhysRevC.68.044607
2003SI02 Phys.Rev. C 67, 044607 (2003) C.Signorini, A.Edifizi, M.Mazzocco, M.Lunardon, D.Fabris, A.Vitturi, P.Scopel, F.Soramel, L.Stroe, G.Prete, E.Fioretto, M.Cinausero, M.Trotta, A.Brondi, R.Moro, G.La Rana, E.Vardaci, A.Ordine, G.Inglima, M.La Commara, D.Pierroutsakou, M.Romoli, M.Sandoli, A.Diaz-Torres, I.J.Thompson, Z.H.Liu Exclusive breakup of 6Li by 208Pb at Coulomb barrier energies NUCLEAR REACTIONS 208Pb(6Li, αX), (6Li, dα), (6Li, npα), E=31-39 MeV; measured Eα, dα-, pα-coin, σ(E, θ), σ; deduced reaction mechanism features. Continuum discretized coupled channels calculations.
doi: 10.1103/PhysRevC.67.044607
2002DI02 Phys.Rev. C65, 024606 (2002) Effect of Continuum Couplings in Fusion of Halo 11Be on 208Pb Around the Coulomb Barrier NUCLEAR REACTIONS 208Pb(11Be, X), E(cm) ≈ 30-50 MeV; calculated complete and incomplete fusion σ; deduced role of continuum couplings. Three-body model, comparison with data.
doi: 10.1103/PhysRevC.65.024606
2002DI13 Nucl.Phys. A703, 83 (2002) A.Diaz-Torres, I.J.Thompson, W.Scheid Breakup of 9Be on 209Bi Above and Near the Coulomb Barrier as a Molecular Single-Particle Effect: Its influence on complete fusion and scattering NUCLEAR REACTIONS 209Bi(9Be, X), E(cm) ≈ 40-50 MeV; calculated fusion σ, elastic and inelastic σ(θ), breakup channel contributions. Adiabatic two-center shell model approach, molecular single-particle effect.
doi: 10.1016/S0375-9474(01)01335-5
2002DI15 Phys.Lett. 533B, 265 (2002) A.Diaz-Torres, I.J.Thompson, W.Scheid Alpha Particle Production by Molecular Single-Particle Effect in Reactions of 9Be Just Above the Coulomb Barrier NUCLEAR REACTIONS 209Bi(9Be, n2α), E(cm)=44-57 MeV; calculated dissociation probability, σ. 64Zn(9Be, X), E(cm)=18-25 MeV; calculated fusion σ. Adiabatic two-center shell model, molecular single-particle effects.
doi: 10.1016/S0370-2693(02)01676-3
2001AD29 Acta Phys.Hung.N.S. 14, 3 (2001) G.G.Adamian, N.V.Antonenko, A.Diaz-Torres, S.P.Ivanova, W.Scheid, V.V.Volkov Fusion to Superheavy Nuclei and Quasifission
doi: 10.1556/APH.14.2001.1-4.2
2001DI15 Phys.Rev. C64, 024604 (2001) A.Diaz-Torres, G.G.Adamian, N.V.Antonenko, W.Scheid Quasifission Process in a Transport Model for a Dinuclear System NUCLEAR REACTIONS 208Pb, 238U, 244Pu(48Ca, X), E*=5, 10 MeV; 208Pb(64Ni, X), (76Ge, X), E*=10 MeV; calculated quasifission products charge and mass yields. Transport model, dinuclear system.
doi: 10.1103/PhysRevC.64.024604
2000AD09 Nucl.Phys. A671, 233 (2000) G.G.Adamian, N.V.Antonenko, A.Diaz-Torres, W.Scheid Dynamical Restriction for a Growing Neck Due to Mass Parameters in a Dinuclear System NUCLEAR REACTIONS 110Pd(110Pd, X), 96Zr(96Zr, X), 136Xe(136Xe, X), 172Hf(48Ca, X), E not given; calculated dinuclear system parameters. 136Xe(110Pd, X), 160Gd(86Kr, X), 170Er(76Ge, X), E not given; calculated adiabatic, diabatic potentials, fusion probabilities. Dinculear system approach.
doi: 10.1016/S0375-9474(99)00852-0
2000DI13 Phys.Lett. 481B, 228 (2000) A.Diaz-Torres, G.G.Adamian, N.V.Antonenko, W.Scheid Melting or Nucleon Transfer in Fusion of Heavy Nuclei ? NUCLEAR REACTIONS 90Zr(90Zr, X), 100Mo(100Mo, X), 110Pd(110Pd, X), 164Er(56Cr, X), 170Er(76Ge, X), 160Gd(86Kr, X), 136Xe(110Pd, X), (136Xe, X), 123Sn(123Sn, X), E not given; calculated fusion barriers, probabilities; deduced reaction mechanism features. Comparisons with data.
doi: 10.1016/S0370-2693(00)00471-8
1999DI02 Eur.Phys.J. A 4, 51 (1999) A.Diaz-Torres, F.Guzman-Martinez, O.Rodriguez-Hoyos Cold Events in Thermal-Neutron-Induced Fission of Heavy Nuclei NUCLEAR REACTIONS 264Fm(n, F), E=thermal; calculated cold fission process dynamical features, fragment mass distributions. Reversible coupling between collective and intrisic degrees of freedom.
doi: 10.1007/s100500050203
1999DI10 Nucl.Phys. A652, 61 (1999) A.Diaz-Torres, N.V.Antonenko, W.Scheid Dinuclear System in Diabatic Two-Center Shell Model Approach NUCLEAR REACTIONS 90Zr(90Zr, X), 96Zr(96Zr, X), 130Xe(130Xe, X), 136Xe(136Xe, X), 100Mo(100Mo, X), 110Pd(110Pd, X), E not given; calculated dinuclear systems diabatic potentials, single-particle levels; deduced fusion mechanism features. Generalized two-center shell model.
doi: 10.1016/S0375-9474(99)00148-7
1996DI02 Z.Phys. A354, 409 (1996) A.Diaz-Torres, F.Guzman-Martinez, R.Rodriguez-Guzman Level Density and Collective Enhancement Factor of a Compound Nucleus in Non-Adiabatic Approach NUCLEAR STRUCTURE 240Pu; calculated adiabatical, dynamical coefficient vs temperature, interfragment distance. Nonadiabatic approach.
doi: 10.1007/s002180050063
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