NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = Y.W.Lui Found 137 matches. Showing 1 to 100. [Next]2023JE02 Phys.Rev. C 107, 024601 (2023) A.Jedele, K.Hagel, M.Q.Sorensen, B.Harvey, A.Abbott, J.Gauthier, A.Hannaman, A.A.Hood, Y.-W.Lui, L.McCann, A.B.McIntosh, L.A.McIntosh, S.Schultz, Z.Tobin, R.Wada, M.Youngs, S.Yennello Investigating the time dependence of neutron-proton equilibration using molecular dynamics simulations NUCLEAR REACTIONS 70Zn(70Zn, X), E=35 MeV/nucleon; analyzed experimental yields from 2017RO09 (Phys. Rev. C 95, 044604) and and 2017JE01 (Phys. Rev. Lett. 118, 062501); deduced yields charge distributions and mass distribution for heavy and light fragments, fragments velocity distribution, angular distributions, neutron-to-proton ratio in the fragments. Simulations using Constrained Molecular Dynamics (COMD) and Antisymmetrized Molecular Dynamics (AMD) codes, which simulate the collision dynamics by solving time-dependent wave functions. GEMINI code used for de-excitation process.
doi: 10.1103/PhysRevC.107.024601
2023MC01 Phys.Rev. C 107, 024612 (2023) A.B.McIntosh, K.Hagel, L.A.McIntosh, R.Wada, J.Gauthier, P.J.Cammarata, A.Keeler, A.Abbott, A.Hannaman, B.Harvey, A.Jedele, Y.W.Lui, L.W.May, M.Sorensen, M.Youngs, A.Zarrella, S.J.Yennello Apparent temperatures of neutron-poor and neutron-rich compound nuclei NUCLEAR REACTIONS 12C(78Kr, X), (86Kr, X), E=15, 25, 35 MeV/nucleon; measured reaction products, fusion-evaporation residues, time-of-flight; deduced charged particles multiplicity, temperature of the reaction systems, Albergo temperature for p, d, t, α, 3He, 6He. Comparison to previous measurements and GEMINI++ calculations. QTS (quadrupole-triplet spectrometer) coupled to FAUST array of 68 Si-CsI(Tl)/PD telescopes at Texas AM University Cyclotron Institute.
doi: 10.1103/PhysRevC.107.024612
2021BO09 Nucl.Phys. A1010, 122159 (2021) G.Bonasera, S.Shlomo, D.H.Youngblood, Y.-W.Lui, J.Button, X.Chen Isoscalar and isovector giant resonances in 44Ca, 54Fe, 64, 68Zn and 56, 58, 60, 68Ni NUCLEAR STRUCTURE 44Ca, 54Fe, 64,68Zn, 56,58,60,68Ni; calculated centroid energies for isoscalar and isovector giant dipole, quadrupole, octupole resonances within the spherical Hartree-Fock (HF)-based random phase approximation (RPA) theory with 33 distinct Skyrme-like effective nucleon-nucleon interactions.
doi: 10.1016/j.nuclphysa.2021.122159
2020HA36 Phys.Rev. C 102, 064625 (2020) B.Harvey, M.Youngs, A.B.McIntosh, A.Jedele, A.Abbott, J.Gauthier, K.Hagel, A.Hannaman, A.Hood, K.Krieble, Y.-W.Lui, L.A.McIntosh, A.Rodriguez Manso, M.Sorensen, Z.Tobin, R.Wada, A.Zarrella, S.J.Yennello Correlation between time and angular alignment in molecular dynamics simulations of heavy ion collisions NUCLEAR REACTIONS 70Zn(70Zn, X), E=35, 45 MeV/nucleon; analyzed yield of events as a function of impact parameter, angular alignment distributions, ratio of yields from the flipped peak to the dynamic peak as a function of the charge asymmetry of projectile-like fragments (PLF*) breakup, and angular alignment versus time using event tree method of analyzing molecular dynamics simulations, with constrained molecular dynamics (CoMD) model for accurate distributions of fragment masses and velocities.
doi: 10.1103/PhysRevC.102.064625
2019BO16 Nucl.Phys. A992, 121612 (2019) G.Bonasera, S.Shlomo, D.H.Youngblood, Y.-W.Lui, Krishichayan, J.Button Isoscalar and isovector giant resonances in 92, 94, 96, 98, 100Mo and 90, 92, 94Zr NUCLEAR STRUCTURE 92,94,96,98,100Mo, 90,92,94Zr; calculated response function S(E), centroid energies ECEN of the isoscalar and isovector giant resonances of multipolarity, centroid energy vs nuclear matter incompressibility using spherical Hartree-Fock based RPA with Skyrme-type nucleon-nucleon interaction, difference between the centroid energies vs asymmetrycoefficient for each isotope I=(N-Z)/A, ECEN vs m*/m; compared with data; deduced nuclear matter properties, ECEN for ISGMR, for ISGDR, ISGOR, ISGQR, IVGMR, IVGDR, IVGQR.
doi: 10.1016/j.nuclphysa.2019.121612
2019BU26 Phys.Rev. C 100, 064318 (2019) J.Button, Y.-W.Lui, D.H.Youngblood, X.Chen, G.Bonasera, S.Shlomo Isoscalar E0, E1, and E2 strength in 54Fe and 64, 68Zn NUCLEAR REACTIONS 54Fe, 64,68Zn(α, α'), E=240 MeV; measured Eα, Iα, σ(θ) at the Texas A and M K500 superconducting cyclotron. 54Fe, 64,68Zn; deduced centroid energies, EWSR, widths, strengths and moments of isoscalar E0(ISGMR), E1(ISGDR) and E2(ISGQR) giant resonances using single-folding DWBA calculations with optical model potentials. Comparison with the predictions from HF-RPA calculations using the KDE0v1 Skyrme interaction. Systematics of centroids for E0, E1 and E2 isoscalar giant resonances for 40,44,48Ca, 45,48Ti, 54,56Fe, 56,58,60,68Ni, 64,68Zn.
doi: 10.1103/PhysRevC.100.064318
2019KR16 Acta Phys.Pol. B50, 487 (2019) M.Krzysiek, H.Utsunomiya, I.Gheorghe, D.M.Filipescu, T.Renstrom, G.M.Tveten, S.Belyshev, K.Stopani, H.Wang, G.Fan, Y.-W.Lui, D.Symochko, S.Goriely, A.-C.Larsen, S.Siem, V.Varlamov, B.Ishkhanov, T.Ari-izumi, S.Miyamoto Photoneutron Cross-section Measurements for 165Ho by the Direct Neutron-Multiplicity Sorting at NewSUBARU NUCLEAR REACTIONS 165Ho(γ, γ'), E=11.5-43.2 MeV; measured In, neutron multiplicity; deduced photoneutron σ(E). Flat-efficeincy neutron detector for direct neutron-multiplicity sorting method.
doi: 10.5506/aphyspolb.50.487
2019UT01 Phys.Rev. C 99, 024609 (2019) H.Utsunomiya, T.Renstrom, G.M.Tveten, S.Goriely, T.Ari-izumi, D.Filipescu, J.Kaur, Y.-W.Lui, W.Luo, S.Miyamoto, A.C.Larsen, S.Hilaire, S.Peru, A.J.Koning γ-ray strength function for thallium isotopes relevant to the 205Pb - 205Tl chronometry NUCLEAR REACTIONS 203,205Tl(γ, n), E=7.9-13.0 MeV; measured E(n), I(n), σ(E) using 4π 3He proportional counter array for neutron detection at NewSUBARU synchrotronic radiation facility; deduced GDR parameters and γ-ray strength function (γSF), the latter on the basis of the Hartree-Fock-Bogolyubov plus quasiparticle random-phase approximation using the Gogny D1M interaction for E1 and M1 components with the zero-limit correction (QRPA+D1M+0lim). 203,205Tl(n, γ), Eγ=0.001-4 MeV; calculated σ(E) with the D1M+QRPA+0lim, and compared with available experimental results. 204Tl(n, γ), T=0-1 GK; calculated Maxwellian averaged σ(E) (MACS) with the D1M+QRPA+0lim strength function, and compared with experimental results, and recommended σ in compilations by Bao et al.
doi: 10.1103/PhysRevC.99.024609
2019UT02 Phys.Rev. C 100, 034605 (2019) H.Utsunomiya, T.Renstrom, G.M.Tveten, S.Goriely, T.Ari-izumi, V.W.Ingeberg, B.V.Kheswa, Y.-W.Lui, S.Miyamoto, S.Hilaire, S.Peru, A.J.Koning γ-ray strength function for barium isotopes NUCLEAR REACTIONS 137Ba(γ, n)136Ba, E=7-13 MeV; 138Ba(γ, n)137Ba, E=8.75-13 MeV from laser Compton scattering at the NewSUBARU synchrotron radiation facility at the University of Hyogo; measured En, In; deduced σ(E), E1 and M1 γ-strength functions; σ(E) compared to TALYS calculations. The photoneutron data used to constrain the γ strength function on the basis of the Hartree-Fock-Bogolyubov plus quasiparticle random phase approximation using the Gogny D1M interaction. Comparison with previous experimental data. 131,133Ba(n, γ), kT=30 keV; estimated Maxwellian-averaged cross sections.
doi: 10.1103/PhysRevC.100.034605
2018RE15 Phys.Rev. C 98, 054310 (2018) T.Renstrom, H.Utsunomiya, H.T.Nyhus, A.C.Larsen, M.Guttormsen, G.M.Tveten, D.M.Filipescu, I.Gheorghe, S.Goriely, S.Hilaire, Y.-W.Lui, J.E.Midtbo, S.Peru, T.Shima, S.Siem, O.Tesileanu Verification of detailed balance for γ absorption and emission in Dy isotopes NUCLEAR REACTIONS 162,163Dy(γ, n), E=6.4-13.5 MeV laser Compton backscattered γ-ray beam; measured neutron spectra, and σ(E) using 4π 3He proportional counter array for neutron detection at the NewSUBARU synchrotronic radiation facility; deduced renormalized nuclear level densities (NLD), γ-strength functions (γSF). 160,161,162,163,164Dy; deduced γ strength functions, nuclear level densities, E1 γ strength function, and M1 scissors resonance σ, centroids, widths, B(M1). 159,160,161,162,163Dy(n, γ), E=0.001-1 MeV; calculated σ(E) with TALYS-1.8 code, and compared to previous experimental data. 160,161,162,163,164Dy(3He, α), (3He, 3He'), E*<8 MeV; analyzed previous experimental data; deduced level densities.
doi: 10.1103/PhysRevC.98.054310
2018UT03 Phys.Rev. C 98, 054619 (2018) H.Utsunomiya, T.Renstrom, G.M.Tveten, S.Goriely, S.Katayama, T.Ari-izumi, D.Takenaka, D.Symochko, B.V.Kheswa, V.W.Ingeberg, T.Glodariu, Y.-W.Lui, S.Miyamoto, A.C.Larsen, J.E.Midtbo, A.Gorgen, S.Siem, L.Crespo Campo, M.Guttormsen, S.Hilaire, S.Peru, A.J.Koning Photoneutron cross sections for Ni isotopes: Toward understanding (n, γ) cross sections relevant to weak s-process nucleosynthesis NUCLEAR REACTIONS 58,60,61,64Ni(γ, n), E=8.00-22.02 MeV; measured E(n), I(n), σ(E) using 3He proportional counters for neutrons and LaBr3(Ce) detector for γ-flux at NewSUBARU synchrotron radiation facility; deduced γ-ray strength functions (γSF); compared σ(E) with previous experimental data, and with TALYS predictions. 58,60,63,64(n, γ), E=0.01-10 MeV; calculated radiative σ(E) and Maxwellian averaged σ (MACS) in terms of the experimentally constrained γ-ray strength functions from the Hartree-Fock-Bogolyubov plus quasiparticle-random-phase approximation (HFB+QRPA) based on the Gogny D1M interaction for E1 and M1 components, supplemented with the M1 upbend. Relevance to the s-process nucleosynthesis, and radioactive nuclei at the s-process branching points.
doi: 10.1103/PhysRevC.98.054619
2017BU16 Phys.Rev. C 96, 054330 (2017) J.Button, Y.-W.Lui, D.H.Youngblood, X.Chen, G.Bonasera, S.Shlomo Isoscalar E0, E1, and E2 strength in 44Ca NUCLEAR REACTIONS 44Ca(α, α'), E=240 MeV; measured Eα, Iα, angular distributions using multipole-dipole-multipole (MDM) spectrometer at Texas A and M K500 superconducting cyclotron. 40Ca; deduced isoscalar giant monopole and quadrupole resonances (ISGMR and ISGQR), widths, E0, E1 and E2 strengths, energy-weighted sum rule (EWSR). Strength distributions compared with the predictions of Hartree-Fock based random phase approximation calculations with the KDE0v1 Skyrme-type interaction.
doi: 10.1103/PhysRevC.96.054330
2017GH09 Phys.Rev. C 96, 044604 (2017); Erratum Phys.Rev. C 99, 059901 (2019) I.Gheorghe, H.Utsunomiya, S.Katayama, D.Filipescu, S.Belyshev, K.Stopani, V.Orlin, V.Varlamov, T.Shima, S.Amano, S.Miyamoto, Y.-W.Lui, T.Kawano, S.Goriely Photoneutron cross-section measurements in the 209Bi (γ, xn) reaction with a new method of direct neutron-multiplicity sorting NUCLEAR REACTIONS 209Bi(γ, n), (γ, np), (γ, 2n), (γ, 2np), (γ, 3n), (γ, 3np), (γ, 4n), (γ, 4np), E=threshold-40 MeV; measured E(n), I(n), photoneutron σ(E) using quasimonochromatic laser Compton-scattering (LCS) γ-ray beams at the NewSUBARU synchrotron radiation facility at the University of Hyogo, and novel technique of direct neutron-multiplicity sorting method. Comparison with previous experimental data from Livermore and Saclay, and with bremsstrahlung data, and with theoretical calculations using the TALYS reaction code. Comparison with Hartree-Fock Bogoliubov plus quasiparticle random phase approximation (HFB+QRPA) with Gogny D1M interaction for both E1 and M1 components of the GDR. Discussed threshold behavior of photoneutron emission in terms of average neutron kinetic energy.
doi: 10.1103/PhysRevC.96.044604
2016BU19 Phys.Rev. C 94, 034315 (2016) J.Button, Y.-W.Lui, D.H.Youngblood, X.Chen, G.Bonasera, S.Shlomo Isoscalar E0, E1, E2, and E3 strength in 94Mo NUCLEAR REACTIONS 94Mo(α, α'), E=240 MeV; measured Eα, Iα, σ(θ) at Texas A and M K500 cyclotron facility; deduced moments, widths, E0, E1, E2 and E3 strength distributions, EWSR for isoscalar giant resonances. Comparison with spherical Hartree-Fock RPA calculations using KDE0v1 Skyrme-type interaction.
doi: 10.1103/PhysRevC.94.034315
2016RE13 Phys.Rev. C 93, 064302 (2016) T.Renstrom, H.-T.Nyhus, H.Utsunomiya, R.Schwengner, S.Goriely, A.C.Larsen, D.M.Filipescu, I.Gheorghe, L.A.Bernstein, D.L.Bleuel, T.Glodariu, A.Gorgen, M.Guttormsen, T.W.Hagen, B.V.Kheswa, Y.-W.Lui, D.Negi, I.E.Ruud, T.Shima, S.Siem, K.Takahisa, O.Tesileanu, T.G.Tornyi, G.M.Tveten, M.Wiedeking Low-energy enhancement in the γ-ray strength functions of 73, 74Ge NUCLEAR REACTIONS 74Ge(3He, 3He), (3He, α), E=38 MeV; measured Eγ, Iγ, (particle)γ-coin using SiRi particle detector array and CACTUS array for γ detection at Oslo Cyclotron Laboratory (OCL) facility. 74Ge(γ, n), E=10.4-12.7 MeV; measured E(n), I(n), σ(E) using 4π neutron detection array at NewSUBARU synchrotron radiation facility. 73,74Ge, deduced γ-strength functions (γSF), nuclear level densities (NLD). Comparison with shell-model calculations. 72,73Ge(n, γ), E=0.001-3 MeV; deduced experimentally constrained σ(E), and compared with TALYS calculations for E1 and M1 radiations.
doi: 10.1103/PhysRevC.93.064302
2015KR08 Phys.Rev. C 92, 044323 (2015) Krishichayan, Y.-W.Lui, J.Button, D.H.Youngblood, G.Bonasera, S.Shlomo Isoscalar giant resonances in 90, 92, 94Zr NUCLEAR REACTIONS 90,92,94Zr(α, α'), E=240 MeV; measured inelastic α spectra, σ(θ) distributions using multipole-dipole-multipole (MDM) spectrometer at Texas A and M. 90,92,94Zr; deduced E0 (ISGMR), E1 (ISGDR), E2 (ISGQR) and E3 (ISGOR) isoscalar giant resonances, centroid energies, FWHM, widths, strengths EWSR. Comparison with previous experimental studies. DWBA calculations using density-dependent single-folding model. Systematics of centroid energies, widths and strengths for A=90-100, even-even Mo and Zr isotopes. Comparison of strength distributions with Hartree-Fock based RPA calculations using KDE0v1 Skyrme type interaction.
doi: 10.1103/PhysRevC.92.044323
2015NY01 Phys.Rev. C 91, 015808 (2015) H.-T.Nyhus, T.Renstrom, H.Utsunomiya, S.Goriely, D.M.Filipescu, I.Gheorghe, O.Tesileanu, T.Glodariu, T.Shima, K.Takahisa, S.Miyamoto, Y.-W.Lui, S.Hilaire, S.Peru, M.Martini, L.Siess, A.J.Koning Photoneutron cross sections for neodymium isotopes: Toward a unified understanding of (γ, n) and (n, γ) reactions in the rare earth region NUCLEAR REACTIONS 143,144,145,146,148Nd(γ, n), E=7.55-13.00 MeV laser Compton scattered (LCS) rays; measured neutron spectra, σ(E) at GACKO (Gamma Collaboration Hutch of Konan University) using SUBARU synchrotron radiation facility; deduced σ(E) for 147Nd(n, γ) by combining present (γ, n) data with existing (n, γ) data for 142,143,144,145,146,148Nd(n, γ), and using γ-SF method. Comparison of σ(E) for 147Nd(n, γ) with JENDL-4.0, ENDF/B-VII.1, and ROSFOND-2010 evaluated libraries. Comparison with predictions of Skyrme-Fock-Bogoliubov (HFB) plus quasiparticle random phase approximation (QRPA) model, and axially symmetric-deformed Gogny HFB plus QRPA model of E1 γ-ray strength using TALYS code. Comparison with previous experimental data.
doi: 10.1103/PhysRevC.91.015808
2015YO04 Phys.Rev. C 92, 014318 (2015) D.H.Youngblood, Y.-W.Lui, Krishichayan, J.Button, G.Bonasera, S.Shlomo Isoscalar E0, E1, E2, and E3 strength in 92, 96, 98, 100Mo NUCLEAR REACTIONS 92,96,98,100Mo(α, α'), E=240 MeV; measured Eα, Iα, angular distributions using multipole-dipole-multipole (MDM) spectrometer and a focal plane detector at Texas A and M K500 superconducting cyclotron facility. DWBA analysis of σ(θ) data. 92,96,98,100Mo; deduced isoscalar giant resonances and E0, E1, E2, and E3 transition strengths and EWSR. Comparison with spherical Hartree-Fock-RPA calculations using KDE0v1 Skyrme-type interaction.
doi: 10.1103/PhysRevC.92.014318
2014AL05 Phys.Rev. C 89, 025809 (2014) T.Al-Abdullah, F.Carstoiu, X.Chen, H.L.Clark, C.A.Gagliardi, Y.-W.Lui, A.Mukhamedzhanov, G.Tabacaru, Y.Tokimoto, L.Trache, R.E.Tribble, Y.Zhai Astrophysical reaction rate for 17F(p, γ)18Ne from the transfer reaction 13C(17O, 18O)12C NUCLEAR REACTIONS 13C(17O, 18O), 12C(18O, 18O), E=12 MeV/nucleon; measured particle spectra using multipole dipole-multipole (MDM) magnetic spectrometer, σ(θ) at Texas A and M facility. 18O; deduced levels, J, asymptotic normalization coefficients (ANCs) of ground state, first two 2+ states and first 4+ state. 17F(p, γ)18Ne, at T9=0.1-1; deduced reaction rates, astrophysical S factor from mirror analogy of states in 18O and 18Ne. Optical model parameters and DWBA analysis. Discussed production of 18F at stellar energies in ONe novae.
doi: 10.1103/PhysRevC.89.025809
2014FI17 Phys.Rev. C 90, 064616 (2014) D.M.Filipescu, I.Gheorghe, H.Utsunomiya, S.Goriely, T.Renstrom, H.-T.Nyhus, O.Tesileanu, T.Glodariu, T.Shima, K.Takahisa, S.Miyamoto, Y.-W.Lui, S.Hilaire, S.Peru, M.Martini, A.J.Koning Photoneutron cross sections for samarium isotopes: Toward a unified understanding of (γ, n) and (n, γ) reactions in the rare earth region NUCLEAR REACTIONS 144,147,148,149,150,152,154Sm(γ, n), E=6-17 MeV; measured E(n), I(n), monochromatic and nonmonochromatic σ(E). Comparison with previous experimental results, and predictions from Skyrme HFB+QRPA using BSk7 interaction, and axially deformed Gogny HFB+QRPA models using D1M interaction. 147,148,149,150,151,152Sm(n, γ), E=0.001-1 MeV; analyzed measured σ(E) with a TALYS calculation using D1M+QRPA calculation for the E1 strength function. 153Sm(n, γ), E=0.001-1 MeV; predicted σ(E) from TALYS calculations using γ-strength function (γSF) approach. Comparison with evaluated libraries JENDL-4.0, ENDF/B-VII.1, ROSFOND-2010.
doi: 10.1103/PhysRevC.90.064616
2014KO31 Nucl.Data Sheets 119, 310 (2014) T.Kondo, H.Utsunomiya, S.Goriely, C.Iwamoto, H.Akimune, T.Yamagata, H.Toyokawa, H.Harada, F.Kitatani, Y.-W.Lui, S.Hilaire, A.J.Koning Partial Photoneutron Cross Sections for 207, 208Pb NUCLEAR REACTIONS 207,208Pb(polarized γ, n), E=6.5-12.5 MeV; measured En, In; deduced σ, partial σ(E1), σ(M1), B(E1), B(M1), pygmy dipole resonance near the neutron threshold, relative contribution of M1 γ-decay strength to total photoneutron σ; calculated partial E1 σ using HFB plus QRPA and paramaterized PDR. Compared with Harvey data (renormalized by a factor of 1.22).
doi: 10.1016/j.nds.2014.08.085
2014MC03 Phys.Rev. C 89, 044605 (2014) M.McCleskey, A.M.Mukhamedzhanov, L.Trache, R.E.Tribble, A.Banu, V.Eremenko, V.Z.Goldberg, Y.-W.Lui, E.McCleskey, B.T.Roeder, A.Spiridon, F.Carstoiu, V.Burjan, Z.Hons, I.J.Thompson Determination of the asymptotic normalization coefficients for 14C + n ←→ 15C, the (+14)C(n, γ)15C reaction rate, and evaluation of a new method to determine spectroscopic factors NUCLEAR REACTIONS 13C(14C, 14C), (14C, 15C)12C, E=12 MeV/nucleon; 2H(14C, p)15C, E=11.7 MeV/nucleon; 14C(d, p), E=60 MeV; measured particle spectra, σ(θ) using MDM spectrometer at Texas A-M Cyclotron Institute. 15C; deduced levels, asymptotic normalization coefficient (ANC) and spectroscopic factors for g.s. and first excited state. 13C, 17O; population of g.s. in both and excited levels in 13C. DWBA analysis with Woods-Saxon and doublefolding (DF) potentials for 13C+14C reaction. FRESCO code and adiabatic distorted wave approximation (ADWA) used for analysis of σ(θ) data in 2H+14C reactions. 15C, 15F; analyzed mirror analogy for spectroscopic factors. Deuteron stripping theory. 14C(n, γ), E=10 keV-1 MeV; deduced astrophysical direct-capture rate σ(E) to g.s. and first excited state using RADCAP code and ANCs from the present work. Comparison with previous experimental results.
doi: 10.1103/PhysRevC.89.044605
2013AN05 Phys.Rev. C 87, 024303 (2013) M.R.Anders, S.Shlomo, T.Sil, D.H.Youngblood, Y.-W.Lui, Krishichayan Giant resonances in 40Ca and 48Ca NUCLEAR STRUCTURE 40,48Ca; calculated strength functions S(E), centroid energies of isoscalar and isovector (monopole, dipole, quadrupole, and octupole) giant resonances. Self-consistent Hartree-Fock-based random phase approximation calculations with 18 Skyrme-type nucleon-nucleon effective interaction. Comparison with experimental data.
doi: 10.1103/PhysRevC.87.024303
2013UT02 Phys.Rev. C 88, 015805 (2013) H.Utsunomiya, S.Goriely, T.Kondo, C.Iwamoto, H.Akimune, T.Yamagata, H.Toyokawa, H.Harada, F.Kitatani, Y.-W.Lui, A.C.Larsen, M.Guttormsen, P.E.Koehler, S.Hilaire, S.Peru, M.Martini, A.J.Koning Photoneutron cross sections for Mo isotopes: A step toward a unified understanding of (γ, n) and (n, γ) reactions NUCLEAR REACTIONS 94,95,96,97,98,100Mo(γ, n), E=7.55-13.00 MeV laser Compton scattered (LCS) γ rays; measured neutron spectra, σ(E). Comparison with previous experimental measurements, and with predictions of Skyrme Hartree-Fock-Bogoliubov (HFB) plus quasiparticle random phase approximation (QRPA) model, and axially symmetric-deformed Gogny HFB plus QRPA model of E1 γ-ray strength. 94,95,96,97(n, γ); analyzed σ(E) data by combining data from (γ, n), (γ, γ'), (3He, αγ) and (3He, 3He'γ) experiments. 93,99Mo(n, γ); predicted TALYS σ using (γ, γ') and (3He, 3He'γ) data. Comparison with JENDL-4.0, ENDF/B-VII.1, and ROSFOND-2010 evaluated reaction data files.
doi: 10.1103/PhysRevC.88.015805
2013YO07 Phys.Rev. C 88, 021301 (2013) D.H.Youngblood, Y.-W.Lui, Krishichayan, J.Button, M.R.Anders, M.L.Gorelik, M.H.Urin, S.Shlomo Unexpected characteristics of the isoscalar monopole resonance in the A ≈ 90 region: Implications for nuclear incompressibility NUCLEAR REACTIONS 90,92,94Zr, 92,96,98,100Mo(α, α'), E=240 MeV; measured α spectra, σ at low angles using Texas A-M cyclotron facility; deduced energies, centroids, widths, E0-EWSR for isoscalar giant monopole resonances (ISGMR), nuclear incompressibility. Comparison with HF-RPA calculations.
doi: 10.1103/PhysRevC.88.021301
2012IW02 Phys.Rev.Lett. 108, 262501 (2012) C.Iwamoto, H.Utsunomiya, A.Tamii, H.Akimune, H.Nakada, T.Shima, T.Yamagata, T.Kawabata, Y.Fujita, H.Matsubara, Y.Shimbara, M.Nagashima, T.Suzuki, H.Fujita, M.Sakuda, T.Mori, T.Izumi, A.Okamoto, T.Kondo, B.Bilgier, H.C.Kozer, Y.-W.Lui, K.Hatanaka Separation of Pygmy Dipole and M1 Resonances in 90Zr by a High-Resolution Inelastic Proton Scattering Near 0 degrees NUCLEAR REACTIONS 90Zr(p, p'), E=295 MeV; measured reaction products, proton spectra; deduced E1 and M1 strength distributions, fine structure, B(E1), pigmy dipole and M1 resonances, resonance parameters. ECIS95 calculations.
doi: 10.1103/PhysRevLett.108.262501
2012KO26 Phys.Rev. C 86, 014316 (2012) T.Kondo, H.Utsunomiya, S.Goriely, I.Daoutidis, C.Iwamoto, H.Akimune, A.Okamoto, T.Yamagata, M.Kamata, O.Itoh, H.Toyokawa, Y.-W.Lui, H.Harada, F.Kitatani, S.Hilaire, A.J.Koning Total and partial photoneutron cross sections for Pb isotopes NUCLEAR REACTIONS 206,207,208Pb(polarized γ, n), E=7.0-13.5 MeV; measured En, In, angular distribution of neutrons using 4π neutron detector, total photoneutron σ(E), partial E1 and M1 photoneutron σ(E) for 207,208Pb using quasimonochromatic laser-Compton scattering (LCS) γ rays. Comparison with previous experimental studies, and with theoretical calculations using Hartree-Fock-Bogoliubov with quasiparticle random phase approximation.
doi: 10.1103/PhysRevC.86.014316
2011LU07 Phys.Rev. C 83, 044327 (2011) Y.-W.Lui, D.H.Youngblood, S.Shlomo, X.Chen, Y.Tokimoto, Krishichayan, M.Anders, J.Button Isoscalar giant resonances in 48Ca NUCLEAR REACTIONS 48Ca(α, α'), E=240 MeV; measured Eα, Iα, cross sections, σ(θ) for isoscalar giant resonances. 48Ca; deduced B(E2), B(E3), E0, E1, E2 E3+E4 energy-weighted sum rules (EWSR), isoscalar strength distributions, giant resonances, centroid energies. Comparison with mean-field-based random-phase approximation.
doi: 10.1103/PhysRevC.83.044327
2011UT02 Phys.Rev. C 84, 055805 (2011) H.Utsunomiya, S.Goriely, M.Kamata, H.Akimune, T.Kondo, O.Itoh, C.Iwamoto, T.Yamagata, H.Toyokawa, Y.-W.Lui, H.Harada, F.Kitatani, S.Goko, S.Hilaire, A.J.Koning Photoneutron cross sections for 118-124Sn and the γ-ray strength function method NUCLEAR REACTIONS 118,119,120,122,124Sn(γ, n), E=6.78-13 MeV;measured E(n), I(n), σ(E); analyzed γ-strength functions on the basis of the HFB+QRPA model of E1 strength including pygmy dipole resonance. Laser-Compton scattered γ rays.Comparison with previous experimental data, and with evaluated data libraries ENDF/B-VII, JEFF-3.1 and JENDL-4.0.
doi: 10.1103/PhysRevC.84.055805
2011UT03 J.Korean Phys.Soc. 59, 1713s (2011) H.Utsunomiya, S.Goriely, H.Akimune, H.Harada, F.Kitatani, S.Goko, H.Toyokawa, K.Yamada, Y.-W.Lui The γSF Method - Determination of Radiative Neutron Capture Cross Sections for Unstable Nuclei NUCLEAR REACTIONS 91,92,94,96Zr, 116,117Sn(γ, n), E=0-20 MeV; analyzed σ taken from previous papers of the authors and using HFB+QRPA considering E1, M1, E1+M1 giant resonances; deduced γ strength functions. 91,93,95Zr(n, γ), E≈0.002-1 MeV;116Sn(n, γ), E=0.001-5 MeV; calculated σ(n, γ) using TALYS code with deduced γ strength functions. Compared with data.
doi: 10.3938/jkps.59.1713
2010AL10 Phys.Rev. C 81, 035802 (2010) T.Al-Abdullah, F.Carstoiu, X.Chen, H.L.Clark, C.Fu, C.A.Gagliardi, Y.-W.Lui, A.Mukhamedzhanov, G.Tabacaru, Y.Tokimoto, L.Trache, R.E.Tribble Stellar reaction rate for 22Mg+p → 23Al from the asymptotic normalization coefficient in the mirror nuclear system 22Ne+n → 23Ne NUCLEAR REACTIONS 13C(12C, 13C), (12C, 12C), E=10.6 MeV/nucleon; 12C(22Ne, 22Ne), (22Ne, 22Ne'), 13C(22Ne, 22Ne), (22Ne, 23Ne), E=12 MeV/nucleon; measured particle spectra, σ and σ(θ); deduced optical model parameters and asymptotic normalization coefficients (ANC). 22Mg(p, γ); deduced direct and resonant capture rates, and effect on the depletion of 22Na in O-Ne Novae.
doi: 10.1103/PhysRevC.81.035802
2010KR01 Phys.Rev. C 81, 014603 (2010) Krishichayan, X.Chen, Y.-W.Lui, Y.Tokimoto, J.Button, D.H.Youngblood Elastic and inelastic scattering to low-lying states of 58Ni and 90Zr using 240-MeV 6Li NUCLEAR REACTIONS 58Ni, 90Zr(6Li, 6Li), (6Li, 6Li'), E=240 MeV; measured particle spectra, σ(θ) using multipole dipole-multipole (MDM) magnetic spectrometer. 58Ni, 90Zr; deduced levels, J, π, B(E2) for first 2+, and B(E3) for first 3- states. Comparison with deformed potential (DP) model and density-dependent double-folding (DDF) calculations using M3Y NN effective interaction and phenomenological Woods-Saxon potential.
doi: 10.1103/PhysRevC.81.014603
2010KR06 Phys.Rev. C 81, 044612 (2010) Krishichayan, X.Chen, Y.-W.Lui, J.Button, D.H.Youngblood Elastic and inelastic scattering of 240-MeV 6Li ions from 40Ca and 48Ca and tests of a systematic optical potential NUCLEAR REACTIONS 40,48Ca(6Li, 6Li), (6Li, 6Li'), E=240 MeV; measured σ, σ(θ); deduced optical model parameters B(E2) for first 2+ states, B(E3) for first 3- states, isoscalar giant-monopole resonance (ISGMR) strength, EWSR. DWBA analysis. Comparison with theoretical calculations using density-dependent double-folding (DDF) model with M3Y-NN effective interaction.
doi: 10.1103/PhysRevC.81.044612
2010UT01 Phys.Rev. C 81, 035801 (2010) H.Utsunomiya, S.Goriely, H.Akimune, H.Harada, F.Kitatani, S.Goko, H.Toyokawa, K.Yamada, T.Kondo, O.Itoh, M.Kamata, T.Yamagata, Y.-W.Lui, S.Hilaire, A.J.Koning Photoneutron cross sections for 96Zr: A systematic experimental study of photoneutron and radiative neutron capture cross sections for zirconium isotopes NUCLEAR REACTIONS 96Zr(γ, n), E=8.1-14 MeV; measured Eγ, Iγ, En, In, σ. Laser Compton-scattered (LCS) beam. Comparisons with previous data and with QRPA and Lorentzian model calculation. 90,91,92,93,94,95,96Zr(n, γ), E=1 keV to 1 MeV; comparison of previous experimental cross sections with calculated values from Hartree-Fock-Bogoliubov (HFB) and quasiparticle random-phase approximation (QRPA).
doi: 10.1103/PhysRevC.81.035801
2010UT02 Phys.Rev. C 82, 064610 (2010) H.Utsunomiya, S.Goriely, H.Akimune, H.Harada, F.Kitatani, S.Goko, H.Toyokawa, K.Yamada, T.Kondo, O.Itoh, M.Kamata, T.Yamagata, Y.-W.Lui, I.Daoutidis, D.P.Arteaga, S.Hilaire, A.J.Koning γ-ray strength function method and its application to 107Pd NUCLEAR REACTIONS 105,106,108Pd(γ, n), E=7.25-15.0 MeV; σ(E) by γ-ray strength function method, Laser-Compton-scattering γ-ray beams. Comparison with evaluated data and several theoretical calculations. 104,105,107Pd(n, γ), E=0-1 MeV; analyzed σ data and comparison with theoretical calculations. Hybrid model and deformed RRPA calculation for γ-strength functions and Hauser-Feshbach (HF) model calculation to provide radiative neutron capture cross for 107Pd(n, γ) reaction.
doi: 10.1103/PhysRevC.82.064610
2009CH06 Phys.Rev. C 79, 024320 (2009) X.Chen, Y.-W.Lui, H.L.Clark, Y.Tokimoto, D.H.Youngblood Giant resonances in 116Sn from 240 MeV 6Li scattering NUCLEAR REACTIONS 116Sn(6Li, 6Li'), E=240 MeV; measured 6Li spectra, angular distributions, cross sections. 116Sn; deduced energies, widths, energy weighted sum strength distributions for isoscalar E0, E1, E2, E3 giant resonances using double-folding model analysis. DWBA analysis of angular distributions. Comparison with corresponding data from inelastic α scattering.
doi: 10.1103/PhysRevC.79.024320
2009CH33 Phys.Rev. C 80, 014312 (2009) X.Chen, Y.-W.Lui, H.L.Clark, Y.Tokimoto, D.H.Youngblood Giant resonances in 24Mg and 28Si from 240 MeV 6Li scattering NUCLEAR REACTIONS 24Mg, 28Si(6Li, 6Li), (6Li, 6Li'), E=240 MeV; measured particle spectra, σ and σ(θ); deduced optical potential model parameters using two folding model potentials and a Woods-Saxon potential. 24Mg, 28Si; deduced E0, E1, E2 and E3 giant resonance strength distributions, multipole parameters, B(E2) and B(E3) probabilities for first 2+ and 3- states. Comparisons with distorted-wave Born approximation (DWBA) calculations and earlier α scattering and 6Li scattering data.
doi: 10.1103/PhysRevC.80.014312
2009MA09 Phys.Rev. C 79, 025801 (2009) A.Makinaga, H.Utsunomiya, S.Goriely, T.Kaihori, S.Goko, H.Akimune, T.Yamagata, H.Toyokawa, T.Matsumoto, H.Harano, H.Harada, F.Kitatani, Y.K.Hara, S.Hohara, Y.-W.Lui Photodisintegration of 80Se: Implications for the s-process branching at 79Se NUCLEAR REACTIONS 80Se(γ, n)79Se, E=9.91-12.7 MeV; measured neutron spectra, σ, Hauser-Feshbach analysis; deduced E1 strength functions for 80Se and neutron capture cross section for 79Se. Discussed implications on the abundances of 80Kr and 82Kr in the framework of phenomenological models for the s process.
doi: 10.1103/PhysRevC.79.025801
2009UT01 Phys.Rev. C 80, 055806 (2009) H.Utsunomiya, S.Goriely, M.Kamata, T.Kondo, O.Itoh, H.Akimune, T.Yamagata, H.Toyokawa, Y.-W.Lui, S.Hilaire, A.J.Koning γ-ray strength function for 116, 117Sn with the pygmy dipole resonance balanced in the photoneutron and neutron capture channels NUCLEAR REACTIONS 116,117Sn(γ, n), E=6.80-13.5 MeV; measured neutron spectra and σ using incident beam of laser Compton-scattered (LCS) photons. Comparisons of E1 γ-ray strength functions with previous experimental results and calculations using Hartree-Fock-Bogoliubov plus quasiparticle random-phase approximation (HFB+QRPA) models.
doi: 10.1103/PhysRevC.80.055806
2009YO09 Phys.Rev. C 80, 064318 (2009) D.H.Youngblood, Y.-W.Lui, X.F.Chen, H.L.Clark Isoscalar giant resonance strength in 24Mg NUCLEAR REACTIONS 24Mg(α, α'), E=240 MeV; measured Eα, Iα, σ(θ); deduced strength distributions, widths, EWSR and other parameters for isoscalar E0-GMR, E1-GDR, E2-GQR and E3-GOR giant excitations in 9-60 MeV region, DWBA analysis.
doi: 10.1103/PhysRevC.80.064318
2007CH76 Phys.Rev. C 76, 054606 (2007) X.Chen, Y.-W.Lui, H.L.Clark, Y.Tokimoto, D.H.Youngblood Folding model analysis of 240 MeV 6Li elastic scattering on 116Sn and inelastic scattering to low-lying states of 116Sn NUCLEAR REACTIONS 116Sn(6Li, 6Li'), E=240 MeV; measured particle spectra, angular distributions, cross sections; deduced B(E2), B(E3). Comparison with 90Zr. 116Sn; deduced J, π. DWBA calculations.
doi: 10.1103/PhysRevC.76.054606
2007CH91 Phys.Rev. C 76, 54606 (2007) X.Chen, Y.W.Lui, H.L.Clark, Y.Tokimoto, D.H.Youngblood Folding model analysis of 240 MeV 6Li elastic scattering on 116Sn and inelastic scattering to low-lying states of 116Sn NUCLEAR REACTIONS 116Sn(6Li, 6Li), 116Sn(6Li, 6Li'), E=240 MeV; measured products, 116Sn; deduced σ(θ). Data were imported from EXFOR entry C1587.
doi: 10.1103/PhysRevC.76.054606
2007YO02 Phys.Rev. C 76, 027304 (2007) D.H.Youngblood, Y.-W.Lui, H.L.Clark Isoscalar giant resonance strength in 28Si NUCLEAR REACTIONS 28Si(α, α'), E=240 MeV; analyzed σ, and angular distributions. Deduced giant resonance strength.
doi: 10.1103/PhysRevC.76.027304
2006GO17 Phys.Rev.Lett. 96, 192501 (2006) S.Goko, H.Utsunomiya, S.Goriely, A.Makinaga, T.Kaihori, S.Hohara, H.Akimune, T.Yamagata, Y.-W.Lui, H.Toyokawa, A.J.Koning, S.Hilaire Partial Photoneutron Cross Sections for the Isomeric State 180Tam NUCLEAR REACTIONS 181Ta(γ, n), E=9.2-12.3 MeV; measured total photoneutron and ground-state σ; deduced partial σ for isomeric state production. Astrophysical implications discussed.
doi: 10.1103/PhysRevLett.96.192501
2006LU01 Phys.Rev. C 73, 014314 (2006) Y.-W.Lui, D.H.Youngblood, H.L.Clark, Y.Tokimoto, B.John Isoscalar giant resonances for nuclei with mass between 56 and 60 NUCLEAR REACTIONS 56Fe, 60Ni(α, α'), E=240 MeV; measured Eα, σ(θ). 58Ni(α, α'), E=240 MeV; analyzed Eα, σ(θ). 56Fe, 58,60Ni deduced isoscalar strength distributions, giant resonance parameters.
doi: 10.1103/PhysRevC.73.014314
2006TO10 Phys.Rev. C 74, 044308 (2006) Y.Tokimoto, Y.-W.Lui, H.L.Clark, B.John, X.Chen, D.H.Youngblood Giant resonances in 46, 48Ti NUCLEAR REACTIONS 46,48Ti(α, α'), E=240 MeV; measured Eα, σ(E, θ). 46,48Ti deduced isoscalar monopole, dipole, and quadrupole strength distributions, resonance features.
doi: 10.1103/PhysRevC.74.044308
2006UT01 Phys.Rev. C 74, 025806 (2006) H.Utsunomiya, A.Makinaga, S.Goko, T.Kaihori, H.Akimune, T.Yamagata, M.Ohta, H.Toyokawa, S.Muller, Y.-W.Lui, S.Goriely Photoneutron cross section measurements on the N = 82 nuclei 139La and 141Pr: Implications for p-process nucleosynthesis NUCLEAR REACTIONS 139La, 141Pr(γ, n), E=9.1-14.0 MeV; measured σ. Comparison with previous results and model predictions. Astrophysical implications discussed.
doi: 10.1103/PhysRevC.74.025806
2005LU06 Acta Phys.Pol. B36, 1107 (2005) Y.-W.Lui, D.H.Youngblood, H.L.Clark, Y.Tokimoto, B.John Giant monopole resonance in Cd and Sn isotopes NUCLEAR REACTIONS 110,116Cd, 112,124Sn(α, α'), E=240 MeV; measured Eα, σ(θ). 110,116Cd, 112,124Sn deduced electric monopole strength distributions, resonance parameters. Comparison with model predictions.
2005SH37 Phys.Rev. C 72, 025808 (2005) T.Shizuma, H.Utsunomiya, P.Mohr, T.Hayakawa, S.Goko, A.Makinaga, H.Akimune, T.Yamagata, M.Ohta, H.Ohgaki, Y.-W.Lui, H.Toyokawa, A.Uritani, S.Goriely Photodisintegration cross section measurements on 186W, 187Re, and 188Os: Implications for the Re-Os cosmochronology NUCLEAR REACTIONS 186W, 187Re, 188Os(γ, n), E=7.3-10.9 MeV; measured σ. 185W, 186Re, 187Os(n, γ), E < 100 keV; calculated capture σ. Astrophysical implications discussed.
doi: 10.1103/PhysRevC.72.025808
2005SH41 Nucl.Phys. A758, 561c (2005) T.Shizuma, H.Utsunomiya, S.Goko, P.Mohr, T.Hayakawa, A.Makinaga, K.Y.Hara, H.Ohgaki, Y.-W.Lui, S.Goriely Photoneutron cross section measurements on 186W, 187Re and 188Os for cosmochronology NUCLEAR REACTIONS 188Os(γ, n), E=8-11 MeV; measured σ; deduced parameters. 187Os(n, γ), E=5-50 keV; calculated capture σ. Astrophysical implications discussed.
doi: 10.1016/j.nuclphysa.2005.05.103
2004LU04 Nucl.Phys. A731, 28 (2004) Y.-W.Lui, X.Chen, H.L.Clark, B.John, Y.Tokimoto, D.H.Youngblood Isoscalar giant dipole resonance for several nuclei with A ≥ 90 NUCLEAR REACTIONS 90Zr, 144Sm, 208Pb(α, α'), E=240 MeV; measured Eα, Iα, σ(θ). 90Zr, 144Sm, 208Pb deduced isoscalar GDR strength functions, related features.
doi: 10.1016/j.nuclphysa.2003.11.016
2004LU05 Phys.Rev. C 69, 034611 (2004) Y.-W.Lui, D.H.Youngblood, Y.Tokimoto, H.L.Clark, B.John Isoscalar multipole strength in 110Cd and 116Cd NUCLEAR REACTIONS 110,116Cd(α, α'), E=240 MeV; measured Eα, σ(E, θ). 110,116Cd deduced giant resonance features, multipole strength distributions.
doi: 10.1103/PhysRevC.69.034611
2004LU14 Phys.Rev. C 70, 014307 (2004) Y.-W.Lui, D.H.Youngblood, Y.Tokimoto, H.L.Clark, B.John Giant resonances in 112Sn and 124Sn: Isotopic dependence of monopole resonance energies NUCLEAR REACTIONS 112,124Sn(α, α'), E=240 MeV; measured Eα, σ(E, θ). 112,124Sn deduced isoscalar giant resonance strength distributions. Comparison with model predictions.
doi: 10.1103/PhysRevC.70.014307
2004MO11 Phys.Rev. C 69, 032801 (2004) P.Mohr, T.Shizuma, H.Ueda, S.Goko, A.Makinaga, K.Y.Hara, T.Hayakawa, Y.-W.Lui, H.Ohgaki, H.Utsunomiya s-process branching at 185W revised NUCLEAR REACTIONS 186W(γ, n), E ≈ 4-11 MeV; measured neutron spectra, photodisintegration σ. 185W(n, γ), E=low; deduced capture σ. Astrophysical implications discussed.
doi: 10.1103/PhysRevC.69.032801
2004UT01 Nucl.Phys. A738, 136 (2004) H.Utsunomiya, K.Y.Hara, S.Goko, H.Akimune, T.Yamagata, M.Ohta, H.Ohgaki, H.Toyokawa, T.Hayakawa, T.Shizuma, P.Mohr, Y.-W.Lui, H.Ohkuma, H.Yonehara, K.Soutome, M.Arnould Photonuclear reaction studies at synchrotron radiation facilities in Japan
doi: 10.1016/j.nuclphysa.2004.04.022
2004YO02 Phys.Rev. C 69, 034315 (2004) D.H.Youngblood, Y.-W.Lui, H.L.Clark, B.John, Y.Tokimoto, X.Chen Isoscalar E0 - E3 strength in 116Sn, 144Sm, 154Sm, and 208Pb NUCLEAR REACTIONS 116Sn, 144,154Sm, 208Pb(α, α'), E=240 MeV; measured Eα, σ(E, θ). 116Sn, 144,154Sm, 208Pb deduced giant resonance energies, widths, isoscalar strength distributions.
doi: 10.1103/PhysRevC.69.034315
2004YO05 Phys.Rev. C 69, 054312 (2004) D.H.Youngblood, Y.-W.Lui, B.John, Y.Tokimoto, H.L.Clark, X.Chen Compression mode resonances in 90Zr NUCLEAR REACTIONS 90Zr(α, α'), E=240 MeV; measured Eα, σ(E, θ). 90Zr deduced isoscalar giant resonance energies, widths.
doi: 10.1103/PhysRevC.69.054312
2003HA55 Phys.Rev. D 68, 072001 (2003) K.Y.Hara, H.Utsunomiya, S.Goko, H.Akimune, T.Yamagata, M.Ohta, H.Toyokawa, K.Kudo, A.Uritani, Y.Shibata, Y.-W.Lui, H.Ohgaki Photodisintegration of deuterium and Big Bang nucleosynthesis NUCLEAR REACTIONS 2H(γ, n), E=2.3-4.5 MeV; measured products, En, In; deduced σ, σ(E). Data were imported from EXFOR entry M0668.
doi: 10.1103/PhysRevD.68.072001
2003JO07 Phys.Rev. C 68, 014305 (2003) B.John, Y.Tokimoto, Y.-W.Lui, H.L.Clark, X.Chen, D.H.Youngblood Isoscalar electric multipole strength in 12C NUCLEAR REACTIONS 12C(α, α), (α, α'), E=240 MeV; measured Eα, σ(θ), σ(E, θ). 12C deduced transitions B(EL), energy-weighted sum rules. Folding model analysis.
doi: 10.1103/PhysRevC.68.014305
2003TR04 Phys.Rev. C 67, 062801 (2003) L.Trache, A.Azhari, F.Carstoiu, H.L.Clark, C.A.Gagliardi, Y.-W.Lui, A.M.Mukhamedzhanov, X.Tang, N.Timofeyuk, R.E.Tribble Asymptotic normalization coefficients for 8B → 7Be + p from a study of 8Li → 7Li + n NUCLEAR REACTIONS 13C(7Li, 8Li), E=63 MeV; measured σ(θ); deduced spectroscopic factors, asymptotic normalization coefficients. 7Be(p, γ), E=low; deduced astrophysical S-factor.
doi: 10.1103/PhysRevC.67.062801
2003UT01 Phys.Rev. C 67, 015807 (2003) H.Utsunomiya, H.Akimune, S.Goko, M.Ohta, H.Ueda, T.Yamagata, K.Yamasaki, H.Ohgaki, H.Toyokawa, Y.-W.Lui, T.Hayakawa, T.Shizuma, E.Khan, S.Goriely Cross section measurements of the 181Ta(γ, n)180Ta reaction near neutron threshold and the p-process nucleosynthesis NUCLEAR REACTIONS 181Ta(γ, n), E ≈ 7.8-12 MeV; measured σ; calculated astrophysical reaction rates.
doi: 10.1103/PhysRevC.67.015807
2003UT02 Nucl.Phys. A718, 199c (2003) H.Utsunomiya, H.Akimune, S.Goko, T.Hayakawa, Y.-W.Lui, H.Ohgaki, M.Ohta, T.Shizuma, H.Toyokawa, T.Yamagata A new astrophysical γ probe and its applications NUCLEAR REACTIONS 181Ta(γ, n), E ≈ 7.8-12.5 MeV; 9Be(γ, n), E ≈ 1.5-4.5 MeV; measured photoneutron σ. 9Be deduced resonance parameters. Comparison with previous results and model predictions.
doi: 10.1016/S0375-9474(03)00715-2
2003YO11 Phys.Rev. C 68, 057303 (2003) D.H.Youngblood, Y.-W.Lui, H.L.Clark, Y.Tokimoto, B.John Isoscalar E0 strength between 6 and 11 MeV in 40Ca NUCLEAR REACTIONS 40Ca(α, α'), E=240 MeV; measured Eα, σ(θ). 40Ca deduced isoscalar E0 strength distribution.
doi: 10.1103/PhysRevC.68.057303
2002YO01 Phys.Rev. C65, 034302 (2002) D.H.Youngblood, Y.-W.Lui, H.L.Clark Isoscalar Giant Resonances in 28Si and the Mass Dependence of Nuclear Compressibility NUCLEAR REACTIONS 28Si(α, α'), E=240 MeV; measured Eα, σ(θ). 28Si deduced isoscalar giant resonance features, multipole strength distributions. Mass dependence of nuclear compressibility discussed.
doi: 10.1103/PhysRevC.65.034302
2001BR17 Nucl.Phys. A688, 659 (2001) M.E.Brandan, A.Menchaca-Rocha, L.Trache, H.L.Clark, A.Azhari, C.A.Gagliardi, Y.-W.Lui, R.E.Tribble, R.L.Varner, J.R.Beene, G.R.Satchler Refractive Elastic Scattering of 16O by 12C at 300 MeV NUCLEAR REACTIONS 12C(16O, 16O), (16O, 12C), E=300 MeV; measured σ(θ); deduced optical model parameters, potential characteristics. Airy structure, nuclear rainbow.
doi: 10.1016/S0375-9474(00)00588-1
2001CL01 Phys.Rev. C63, 031301 (2001) H.L.Clark, Y.-W.Lui, D.H.Youngblood Isoscalar Giant Resonance in 90Zr, 116Sn, and 208Pb NUCLEAR REACTIONS 90Zr, 116Sn, 208Pb(α, α'), E=240 MeV; measured α spectrum, σ(θ). 90Zr, 116Sn, 208Pb deduced GDR components. DWBA analysis. Comparison with Random Phase approximations Hartree-Fock calculations.
doi: 10.1103/PhysRevC.63.031301
2001CL03 Nucl.Phys. A687, 80c (2001) H.L.Clark, Y.-W.Lui, D.H.Youngblood Sensitivity of the Isoscalar Giant Dipole Resonance to Optical Potentials NUCLEAR REACTIONS 90Zr, 144Sm, 208Pb(α, α), (α, α'), E=240 MeV; measured σ(θ); deduced optical model parameters, isoscalar and isovector GDR σ. DWBA.
doi: 10.1016/S0375-9474(01)00604-2
2001GA19 Nucl.Phys. A682, 369c (2001) C.A.Gagliardi, A.Azhari, P.Bem, V.Burjan, F.Carstoiu, J.Cejpek, H.L.Clark, V.Kroha, Y.-W.Lui, A.M.Mukhamedzhanov, J.Novak, S.Piskor, A.Sattarov, E.Simeckova, X.Tang, L.Trache, R.E.Tribble, J.Vincour Asymptotic Normalization Coefficients from Direct Transfer Reactions and Astrophysical S Factors NUCLEAR REACTIONS 10B, 14N(7Be, 7Be), (7Be, 8B), E=12 MeV/nucleon; measured σ(θ). 7Be(p, γ), E not given; deduced asymptotic nomalization coefficients, astrophysical capture rate. Other reactions discussed.
doi: 10.1016/S0375-9474(00)00662-X
2001LU18 Phys.Rev. C64, 064308 (2001) Y.-W.Lui, H.L.Clark, D.H.Youngblood Giant Resonances in 16O NUCLEAR REACTIONS 16O(α, α'), E=240 MeV; measured Eα, σ(E, θ). 16O deduced giant resonance strength distributions.
doi: 10.1103/PhysRevC.64.064308
2001TO07 Phys.Rev. C63, 035801 (2001) Y.Tokimoto, H.Utsunomiya, T.Yamagata, M.Ohta, Y.-W.Lui, R.P.Schmitt, S.Typel, Y.Aoki, K.Ieki, K.Katori Coulomb Breakup of 7Li for Nuclear Astrophysics NUCLEAR REACTIONS 27Al, 58Ni, 64Zn, 90Zr, 120Sn, 144Sm, 169Tm, 197Au, 208Pb(7Li, tα), E=42 MeV; measured triton, α spectra, σ(θ) following resonant and nonresonant Coulomb breakup; deduced postacceleration effect. 3H(α, γ), E(cm) ≈ 0.05-0.8 MeV; deduced astrophysical S factors.
doi: 10.1103/PhysRevC.63.035801
2001YO07 Phys.Rev. C63, 067301 (2001); Erratum Phys.Rev. C64, 049901 (2001) D.H.Youngblood, Y.-W.Lui, H.L.Clark Isoscalar E0, E1, and E2 Strength in 40Ca NUCLEAR REACTIONS 40Ca(α, α'), E=240 MeV; measured Eα, σ(θ). 40Ca deduced E0, E1, E2 strength distributions, giant resonance features.
doi: 10.1103/PhysRevC.63.067301
2000LU09 Phys.Rev. C61, 067307 (2000) Y.-W.Lui, H.L.Clark, D.H.Youngblood Giant Monopole Strength in 58Ni NUCLEAR REACTIONS 58Ni(α, α'), E=240 MeV; measured α spectra, σ(θ). 58Ni deduced giant monopole resonance strength distribution.
doi: 10.1103/PhysRevC.61.067307
2000TR01 Phys.Rev. C61, 024612 (2000) L.Trache, A.Azhari, H.L.Clark, C.A.Gagliardi, Y.-W.Lui, A.M.Mukhamedzhanov, R.E.Tribble, F.Carstoiu Optical Model Potentials Involving Loosely Bound p-Shell Nuclei Around 10 MeV/nucleon NUCLEAR REACTIONS 9Be(10B, 10B), E=100 MeV; 9Be(13C, 13C), E=130 MeV; 13C(14N, 14N), E=162 MeV; 9Be, 13C(7Li, 7Li), E=63, 130 MeV; measured σ(θ); deduced optical model parameters. 10B, 14N(7Be, X), 9Be, 13C(8B, X), E ≈ 80 MeV; deduced optical model potentials. Semi-microscopic double folding analysis with various effective interactions.
doi: 10.1103/PhysRevC.61.024612
1999CL05 Nucl.Phys. A649, 57c (1999) H.L.Clark, Y.-W.Lui, D.H.Youngblood, K.Bachtr, U.Garg, M.N.Harakeh, N.Kalantar-Nayestanaki Isoscalar Giant Dipole Resonance in 90Zr, 116Sn, 144Sm and 208Pb Excited by 240 MeV α-Particle Scattering NUCLEAR REACTIONS 90Zr, 116Sn, 144Sm, 208Pb(α, α'), E=240 MeV; measured α spectra, σ(θ). 90Zr, 116Sn, 144Sm, 208Pb deduced isoscalar GDR energies, widths.
doi: 10.1016/S0375-9474(99)00039-1
1999GA03 Phys.Rev. C59, 1149 (1999) C.A.Gagliardi, R.E.Tribble, A.Azhari, H.L.Clark, Y.-W.Lui, A.M.Mukhamedzhanov, A.Sattarov, L.Trache, V.Burjan, J.Cejpek, V.Kroha, S.Piskor, J.Vincour Tests of Transfer Reaction Determinations of Astrophysical S Factors NUCLEAR REACTIONS 16O(3He, d), E=29.75 MeV; measured σ(E, θ); deduced asymptotic normalization coefficients. 16O(p, γ), E=0.2-1.4 MeV; calculated astrophysical S factors.
doi: 10.1103/PhysRevC.59.1149
1999TR12 Pramana 53, 585 (1999) R.E.Tribble, A.Azhari, H.L.Clark, C.A.Gagliardi, Y.-W.Lui, A.M.Mukhamedzhanov, A.Sattaroy, X.Tang, L.Trache, V.Burjan, J.Cejpek, V.Kroha, S.Piskor, J.Vincour, F.Carstoiu Astrophysical S-Factors from Asymptotic Normalization Coefficients
doi: 10.1007/s12043-999-0035-6
1999UT03 Nucl.Phys. (Supplement) A654, 928c (1999) H.Utsunomiya, Y.Tokimoto, T.Yamagata, M.Ohta, Y.Aoki, K.Hirota, K.Ieki, Y.Iwata, K.Katori, S.Hamada, Y.-W.Lui, R.P.Schmitt, S.Typel, G.Baur Excitation of Continuum States in 7Li and Their Decay by Quantum Tunneling NUCLEAR REACTIONS 27Al, 58Ni, 64Zn, 90Zr, 120Sn, 144Sm, 197Au(7Li, tα), E=42 MeV; measured particle spectra, forward-backward asymmetry; deduced E1, E2, higher-order effects in Coulomb breakup.
doi: 10.1016/S0375-9474(00)88575-9
1999YO01 Phys.Rev.Lett. 82, 691 (1999) D.H.Youngblood, H.L.Clark, Y.-W.Lui Incompressibility of Nuclear Matter from the Giant Monopole Resonance NUCLEAR REACTIONS 90Zr, 116Sn, 144Sm, 208Pb(α, α'), E=240 MeV; measured α spectra, σ(Ex) at small angles. 90Zr, 116Sn, 144Sm, 208Pb deduced giant monopole resonance centroids, E0 strength distributions, nuclear matter compression modulus. Comparison with previous data. Microscopic calculations with Gogny interaction.
doi: 10.1103/PhysRevLett.82.691
1999YO04 Nucl.Phys. A649, 49c (1999) D.H.Youngblood, H.L.Clark, Y.-W.Lui Compressibility of Nuclear Matter from the Giant Monopole Resonance NUCLEAR REACTIONS 90Zr, 116Sn, 144Sm, 208Pb(α, α'), E=240 MeV; measured α spectra, σ(θ). 90Zr, 116Sn, 144Sm, 208Pb deduced giant monopole resonance energies, widths, incompressibility. Comparison with model predictions.
doi: 10.1016/S0375-9474(99)00038-X
1999YO05 Phys.Rev. C60, 014304 (1999) D.H.Youngblood, Y.-W.Lui, H.L.Clark Giant Resonances in 24Mg NUCLEAR REACTIONS 24Mg(α, α'), E=240 MeV; measured Eα, σ(E, θ). 24Mg deduced levels B(λ), giant resonance features, monopole strength distribution.
doi: 10.1103/PhysRevC.60.014304
1999YO07 Phys.Rev. C60, 067302 (1999) D.H.Youngblood, Y.-W.Lui, H.L.Clark Splitting of the Giant Monopole and Quadrupole Resonances in 154Sm NUCLEAR REACTIONS 154Sm(α, α'), E=240 MeV; measured Eα, Iα, σ(θ). 154Sm deduced strength functions for giant monopole, quadrupole resonances. Comparison with model predictions.
doi: 10.1103/PhysRevC.60.067302
1998CL02 Phys.Rev. C57, 2887 (1998) H.L.Clark, Y.-W.Lui, D.H.Youngblood Folding Model Analysis of the Excitation of Low-Lying States and the High Energy Octupole Resonance in 116Sn by 240 MeV Alpha Scattering NUCLEAR REACTIONS 116Sn(α, α), (α, α'), E=240 MeV; measured σ(θ); deduced transition rates, sum rule strength for high energy octupole resonance, optical model parameters. Deformed potential, folding model analysis.
doi: 10.1103/PhysRevC.57.2887
1998MU09 Nucl.Phys. A631, 788c (1998) A.M.Mukhamedzhanov, H.L.Clark, H.Dejbakhsh, C.A.Gagliardi, Y.-W.Lui, L.Trache, R.E.Tribble, H.M.Xu, V.Burjan, J.Cejpek, V.Kroha, S.Piskor, J.Vincour, F.Carstoiu, A.Sattarov Asymptotic Normalization Coefficients and Astrophysical Radiative Capture Reactions NUCLEAR REACTIONS 9Be(10B, 9Be), E=100 MeV; 16O(3He, d), E=29.75 MeV; measured σ(θ); deduced virtual decays asymptotic normalization coefficients. 16O(p, γ), E < 2.5 MeV; deduced S-factor.
doi: 10.1016/S0375-9474(98)00110-9
1998RA07 Phys.Rev. C57, 1803 (1998) E.Ramakrishnan, H.Johnston, F.Gimeno-Nogues, D.J.Rowland, R.Laforest, Y.-W.Lui, S.Ferro, S.Vasal, S.J.Yennello Fragment Emission from the Mass-Symmetric Reactions 58Fe, 58Ni + 58Fe, 58Ni at E(beam) = 30 MeV/nucleon NUCLEAR REACTIONS 58Fe, 58Ni(58Fe, X), (58Ni, X), E=30 MeV/nucleon; measured intermediate mass fragments yields, angular distributions; deduced reaction mechanism features. Moving source analysis, model calculations.
doi: 10.1103/PhysRevC.57.1803
1998TR04 Phys.Rev. C58, 2715 (1998) L.Trache, A.Azhari, H.L.Clark, C.A.Gagliardi, Y.-W.Lui, A.M.Mukhamedzhanov, R.E.Tribble, F.Carstoiu Asymptotic Normalization Coefficients for 13C + p → 14N NUCLEAR REACTIONS 13C(14N, 14N), (14N, 13C), E=162 MeV; measured σ(θ); deduced optical model parameters. 14N deduced asymptototic normalization coefficients for ground, excited states. DWBA analysis.
doi: 10.1103/PhysRevC.58.2715
1998UT01 Phys.Lett. 416B, 43 (1998) H.Utsunomiya, Y.Tokimoto, H.Mabuchi, K.Osada, T.Yamagata, M.Ohta, Y.Aoki, K.Hirota, K.Ieki, Y.Iwata, K.Katori, S.Hamada, Y.-W.Lui, R.P.Schmitt Strongly-Suppressed Post-Coulomb Acceleration in Non-Resonant Breakup of 7Li NUCLEAR REACTIONS 27Al, 58Ni, 90Zr, 120Sn, 144Sm, 197Au(7Li, tα), E=42 MeV; measured tα-coin, σ(θ, Et, Eα); deduced no evidence for fragment post-acceleration. Non-resonant breakup, Coulomb dissociation, astrophysical implications.
doi: 10.1016/S0370-2693(97)01328-2
1998UT03 Nucl.Instrum.Methods Phys.Res. A402, 417 (1998) H.Utsunomiya, Y.Tokimoto, K.Osada, T.Yamagata, M.Ohta, Y.Aoki, K.Hirota, K.Ieki, Y.Iwata, K.Katori, S.Hamada, Y.-W.Lui, R.P.Schmitt Method of Coulomb Breakup Probing Primordial 7Li Synthesis NUCLEAR REACTIONS 90Zr(7Li, tα), E=42 MeV; measured t-, α-spectra, tα-coin; deduced astrophysical S-factors. Comparison with direct capture data.
doi: 10.1016/S0168-9002(97)00883-8
1998UT04 J.Phys.(London) G24, 1637 (1998) H.Utsunomiya, Y.Tokimoto, K.Osada, T.Yamagata, M.Ohta, Y.Aoki, K.Hirota, K.Ieki, Y.Iwata, K.Katori, S.Hamada, Y.-W.Lui, R.P.Schmitt Astrophysical Implications of Non-Resonant Break-Up of 7Li NUCLEAR REACTIONS 90Zr, 197Au(7Li, tα), E not given; analyzed nonresonant breakup data; deduced role of post-Coulomb acceleration.
doi: 10.1088/0954-3899/24/8/044
1998YO01 Phys.Rev. C57, 1134 (1998) D.H.Youngblood, H.L.Clark, Y.-W.Lui Giant Monopole Resonance Strength in 28Si NUCLEAR REACTIONS 28Si(α, α), (α, α'), E=240 MeV; measured σ(E, θ); deduced optical model parameters. 28Si deduced giant monopole resonance strength distribution, related features.
doi: 10.1103/PhysRevC.57.1134
1998YO02 Phys.Rev. C57, 2748 (1998) D.H.Youngblood, Y.-W.Lui, H.L.Clark High Lying E0 Strength in 12C NUCLEAR REACTIONS 12C(α, α'), E=240 MeV; measured σ(Ex, θ). 12C deduced levels, E0 continuum strength distribution.
doi: 10.1103/PhysRevC.57.2748
1997JO14 Phys.Rev. C56, 1972 (1997) H.Johnston, T.White, B.A.Li, E.Ramakrishnan, J.Winger, D.J.Rowland, B.Hurst, F.Gimeno-Nogues, D.O'Kelly, Y.-W.Lui, S.J.Yennello Isotopically Resolved Intermediate-Mass Fragment and Light Charged Particle Production from the Reactions 40Ar and 40Ca with 58Fe and 58Ni at E(beam) = 33 and 45 MeV/nucleon NUCLEAR REACTIONS 58Ni(40Ar, X), 58Fe(40Ca, X), E=33, 45 MeV/nucleon; measured neutron multiplicity, intermediate mass fragment σ(E(fragment), θ, Z); deduced reaction mechanism features. Several models compared.
doi: 10.1103/PhysRevC.56.1972
1997MU19 Phys.Rev. C56, 1302 (1997) A.M.Mukhamedzhanov, H.L.Clark, C.A.Gagliardi, Y.-W.Lui, L.Trache, R.E.Tribble, H.M.Xu, X.G.Zhou, V.Burjan, J.Cejpek, V.Kroha, F.Carstoiu Asymptotic Normalization Coefficients for 10B → 9Be + p NUCLEAR REACTIONS 9Be(10B, 9Be), (10B, 10B), E=100 MeV; measured σ(E, θ); deduced optical model parameters, 9Be(10B, 9Be) reaction σ, asymptotic normalization coefficients for 10B → 9Be+p virtual decays. DWBA approach.
doi: 10.1103/PhysRevC.56.1302
1997OK02 Phys.Lett. 393B, 301 (1997) D.O'Kelly, T.Botting, B.Hurst, R.P.Schmitt, Y.-W.Lui, Y.Hirabayashi, S.Okabe, Y.Sakuragi, H.Utsunomiya, T.Yamagata, M.Ohta Breakup of 30 MeV/u-16O in Nuclear and Coulomb Fields of 120Sn and 208Pb Nuclei NUCLEAR REACTIONS 120Sn, 208Pb(16O, α12C), E=30 MeV/nucleon; measured α12C-coin, σ(θ, θ(α12C)); deduced nuclear, Coulomb-breakup interference role. Coupled channels approach, orthogonality condition model.
doi: 10.1016/S0370-2693(96)01636-X
1997YO07 Phys.Rev. C55, 2811 (1997) D.H.Youngblood, Y.-W.Lui, H.L.Clark Giant Monopole Resonance Strength in 40Ca NUCLEAR REACTIONS 40Ca(α, α), (α, α'), E=240 MeV; measured σ(θ), spectra; deduced optical model parameters. 40Ca deduced giant monopole strength function, B(λ). Folding model analysis.
doi: 10.1103/PhysRevC.55.2811
1996CL02 Phys.Rev. C54, 72 (1996) H.L.Clark, D.H.Youngblood, Y.-W.Lui High Energy Octupole Resonance in 116Sn NUCLEAR REACTIONS 116Sn(α, α'), E=240 MeV; measured σ(θ). 116Sn deduced giant multipole, octupole resonances, Γ. EWSR strengths, DWBA calculations.
doi: 10.1103/PhysRevC.54.72
1996LU02 Nucl.Phys. A598, 263 (1996) Y.-W.Lui, H.L.Clark, D.H.Youngblood Optical Potentials for 14N on 92Mo and 197Au NUCLEAR REACTIONS 92Mo, 197Au(14N, 14N), E=490 MeV; 92Mo(14N, 14N'), E=490 MeV; measured σ(θ); deduced optical-model parameters. DWBA calculations.
doi: 10.1016/0375-9474(95)00429-7
1996UT01 Nucl.Instrum.Methods Phys.Res. A371, 514 (1996) H.Utsunomiya, Y.-W.Lui, D.H.Youngblood, D.O'Kelly, R.P.Schmitt Identification of Heavy Ions in Magnetic Spectrograph Measurements using a Plastic Phoswich NUCLEAR REACTIONS 90Zr(40Ar, X), 208Pb(16O, X), E=30 MeV/nucleon; measured heavy-ion production associated light output spectra, scatter plots. Magnetic spectrograph with plastic phoswich detectors.
doi: 10.1016/0168-9002(95)00828-4
1996XU06 Phys.Rev. C54, 3266 (1996) H.M.Xu, C.A.Gagliardi, G.K.Ajupova, B.Kokenge, Y.-W.Lui Gamow-Teller Strength of 26Mg NUCLEAR REACTIONS 26Mg(d, X), E=125.2 MeV; measured σ(θ(2He)), spectra; deduced (p, n) data may have significant systematic uncertainities. 26Na level deduced Gamow-Teller strength.
doi: 10.1103/PhysRevC.54.3266
1996YO02 Nucl.Phys. A599, 387c (1996) D.H.Youngblood, H.L.Clark, Y.-W.Lui Isoscalar Monopole Strength in 56Fe and 58Ni NUCLEAR REACTIONS 56Fe, 58Ni(α, α'), E=240 MeV; measured spectra, σ(θ). 58Ni, 56Fe deduced giant resonances, widths, energy-weighted sum rule strengths related features.
doi: 10.1016/0375-9474(96)00081-4
1996YO03 Phys.Rev.Lett. 76, 1429 (1996) D.H.Youngblood, H.L.Clark, Y.-W.Lui Missing Isoscalar Monopole Strength in 58Ni NUCLEAR REACTIONS 58Ni(α, α'), E=240 MeV; measured σ(θ), spectra. 58Ni deduced giant monopole resonance centroid, isoscalar monopole strength.
doi: 10.1103/PhysRevLett.76.1429
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