NSR Query Results
Output year order : Descending NSR database version of March 18, 2024. Search: Author = D.J.Morrissey Found 194 matches. Showing 1 to 100. [Next]2024TA07 Phys.Rev.Lett. 132, 072501 (2024) O.B.Tarasov, A.Gade, K.Fukushima, M.Hausmann, E.Kwan, M.Portillo, M.Smith, D.S.Ahn, D.Bazin, R.Chyzh, S.Giraud, K.Haak, T.Kubo, D.J.Morrissey, P.N.Ostroumov, I.Richardson, B.M.Sherrill, A.Stolz, S.Watters, D.Weisshaar, T.Zhang Observation of New Isotopes in the Fragmentation of 198Pt at FRIB NUCLEAR REACTIONS C(198Pt, X)182Tm/183Tm/186Yb/187Yb/190Lu, E=186 MeV/nucleon; measured reaction products, TOF; deduced new isotopes, yields. The Facility for Rare Isotope Beams (FRIB) using the Advanced Rare Isotope Separator (ARIS).
doi: 10.1103/PhysRevLett.132.072501
2022AH02 Phys.Rev.Lett. 129, 212502 (2022) D.S.Ahn, J.Amano, H.Baba, N.Fukuda, H.Geissel, N.Inabe, S.Ishikawa, N.Iwasa, T.Komatsubara, T.Kubo, K.Kusaka, D.J.Morrissey, T.Nakamura, M.Ohtake, H.Otsu, T.Sakakibara, H.Sato, B.M.Sherrill, Y.Shimizu, T.Sumikama, H.Suzuki, H.Takeda, O.B.Tarasov, H.Ueno, Y.Yanagisawa, K.Yoshida Discovery of 39Na NUCLEAR REACTIONS 9Be(48Ca, X)39Na/35Na/37Na/40Mg/41Al/34Ne, E=345 eV/nucleon; measured reaction products; deduced new isotope 39Na, lack of 35,36Ne, the neutron dripline nucleus of neon. RIKEN Nishina Center Radioactive Isotope Beam Factory.
doi: 10.1103/PhysRevLett.129.212502
2020ME06 Phys.Rev. C 101, 052801 (2020) Z.Meisel, S.George, S.Ahn, D.Bazin, B.A.Brown, J.Browne, J.F.Carpino, H.Chung, R.H.Cyburt, A.Estrade, M.Famiano, A.Gade, C.Langer, M.Matos, W.Mittig, F.Montes, D.J.Morrissey, J.Pereira, H.Schatz, J.Schatz, M.Scott, D.Shapira, K.Smith, J.Stevens, W.Tan, O.Tarasov, S.Towers, K.Wimmer, J.R.Winkelbauer, J.Yurkon, R.G.T.Zegers Nuclear mass measurements map the structure of atomic nuclei and accreting neutron stars ATOMIC MASSES 48,49Ar, 52,53,54,55,56,57Sc, 56,57,58,59Ti, 57,58,59,60,61,62V, 64,65Cr, 67,68Mn, 67,68,69,70Fe; measured time of flight, ΔE, Bπ, and mass excess using the A1900 fragment separator and the S800 spectrograph for particle identification at the NSCL-MSU facility; deduced S(2n), and Dn(Z, A)=S(n)(Z, A+1)-S(n)(Z, A), related to pairing gap. Comparison with available evaluated data in AME2016, and with shell model calculations using GX1A Hamiltonian for Sc isotopes. Discussion of upper-Z limit for N=34 subshell closure and lower-Z limit for N=40 subshell, and impact on electron-capture cooling in neutron star crusts. Isotopes produced in 9Be(82Se, X), E=140 MeV/nucleon reaction.
doi: 10.1103/PhysRevC.101.052801
2019AH07 Phys.Rev.Lett. 123, 212501 (2019) D.S.Ahn, N.Fukuda, H.Geissel, N.Inabe, N.Iwasa, T.Kubo, K.Kusaka, D.J.Morrissey, D.Murai, T.Nakamura, M.Ohtake, H.Otsu, H.Sato, B.M.Sherrill, Y.Shimizu, H.Suzuki, H.Takeda, O.B.Tarasov, H.Ueno, Y.Yanagisawa, K.Yoshida Location of the Neutron Dripline at Fluorine and Neon NUCLEAR REACTIONS 9Be(48Ca, X)32F/33F/35Ne/36Ne/38Na, E=345 MeV/nucleon; measured reaction products; deduced σ. Comparison with the expected EPAX 2.15 and systematic yields.
doi: 10.1103/PhysRevLett.123.212501
2019HA17 Phys.Rev. C 99, 054621 (2019) K.Hammerton, D.J.Morrissey, Z.Kohley, D.J.Hinde, M.Dasgupta, A.Wakhle, E.Williams, I.P.Carter, K.J.Cook, J.Greene, D.Y.Jeung, D.H.Luong, S.D.McNeil, C.Palshetkar, D.C.Rafferty, C.Simenel, K.Stiefel Entrance channel effects on the quasifission reaction channel in Cr + W systems NUCLEAR REACTIONS 180W(50Cr, X)230Cf*, E(cm)=210.0 MeV; 180W(52Cr, X)232Cf*, E(cm)=214.1; 180W(54Cr, X)234Cf*, E(cm)=215.4 MeV; 182W(54Cr, X)236Cf*, E(cm)=213.8 MeV; 184W(52Cr, X)236Cf*, E(cm)=209.7 MeV; 184W(54Cr, X)238Cf*, E(cm)=211.8 MeV; 186W(50Cr, X)236Cf*, E(cm)=201.3 MeV; 186W(54Cr, X)240Cf*, E(cm)=209.5 MeV; measured fission fragments, mass-angle distributions, mass distribution of fragments using the CUBE detector for charged particle detection at the Heavy Ion Accelerator Facility of the Australian National University; deduced curvature parameter, entrance channel effects, and impact of target deformation effects on the quasifission process.
doi: 10.1103/PhysRevC.99.054621
2019SC11 Nucl.Phys. A989, 201 (2019) S.Schwarz, B.R.Barquest, G.Bollen, R.Ferrer, A.A.Kwiatkowski, D.L.Lincoln, D.J.Morrissey, R.Ringle, J.Savory High-precision mass measurements of Ge and As isotopes near N = Z NUCLEAR REACTIONS 9Be(78Kr, x), E=150 MeV/nucleon[producing desired nuclei (64,65Ge, 66,67As) of E about 90 MeV/nucleon]; measured reaction products using upgraded Low Energy Beam Ion Trap (LEBIT) facility at NSCL coupled to high-pressure gas cell; deduced β-decay activity vs mass; resonances in TOF vs frequency using one-RF-pulse and two-pulse-Ramney excitation scheme, mass-dependent frequency shift, frequency ratios for 67Ar/67ArO; deduced mass excess; compared with AME, AME2016 and other published values (to be used also for CVC tests).
doi: 10.1016/j.nuclphysa.2019.06.007
2018FU08 J.Phys.Soc.Jpn. 87, 014202 (2018) N.Fukuda, T.Kubo, D.Kameda, N.Inabe, H.Suzuki, Y.Shimizu, H.Takeda, K.Kusaka, Y.Yanagisawa, M.Ohtake, K.Tanaka, K.Yoshida, H.Sato, H.Baba, M.Kurokawa, T.Ohnishi, N.Iwasa, A.Chiba, T.Yamada, E.Ideguchi, S.Go, R.Yokoyama, T.Fujii, H.Nishibata, K.Ieki, D.Murai, S.Momota, D.Nishimura, Y.Sato, J.Hwang, S.Kim, O.B.Tarasov, D.J.Morrissey, G.Simpson Identification of New Neutron-Rich Isotopes in the Rare-Earth Region Produced by 345 MeV/nucleon 238U NUCLEAR REACTIONS 9Be(238U, F)153Ba/154Ba/154La/155La/156La/156Ce/157Ce/158Ce/156Pr/157Pr/158Pr/159Pr/160Pr/161Pr/162Nd/163Nd/164Pm/165Pm/166Sm/167Sm/168Sm/169Eu/171Gd/172Gd/173Tb/174Tb/175Dy/176Dy/177Ho/178Ho/179Er/180Er, E=345 MeV/nucleon; measured reaction products, A/Q spectra, and production cross sections for 29 new neutron-rich isotopes using BigRIPS spectrometer at RIBF-RIKEN facility.
doi: 10.7566/JPSJ.87.014202
2018TA08 Eur.Phys.J. A 54, 66 (2018) O.B.Tarasov, O.Delaune, F.Farget, D.J.Morrissey, A.M.Amthor, B.Bastin, D.Bazin, B.Blank, L.Caceres, A.Chbihi, B.Fernandez-Dominguez, S.Grevy, O.Kamalou, S.M.Lukyanov, W.Mittig, J.Pereira, L.Perrot, M.-G.Saint-Laurent, H.Savajols, B.M.Sherrill, C.Stodel, J.C.Thomas, A.C.Villari Fission fragment yields from heavy-ion-induced reactions measured with a fragment separator NUCLEAR REACTIONS 9Be, 12C(238U, x), E=20, 24 MeV/nucleon; measured Eγ, Iγ, γγ-coin, (heavy fragment)γ-coin. 96Zr, 120Sn; deduced fragments charge distribution, σ vs charge and vs mass; calculated partial σ vs angular momentum for different participating processes, CN formation σ vs projectile energy for E=4-100 MeV/nucleon using LISE++ code, fusion-fission Rh fragment reduced yield vs Rh mass for different beam energies.
doi: 10.1140/epja/i2018-12500-0
2018TA17 Phys.Rev.Lett. 121, 022501 (2018) O.B.Tarasov, D.S.Ahn, D.Bazin, N.Fukuda, A.Gade, M.Hausmann, N.Inabe, S.Ishikawa, N.Iwasa, K.Kawata, T.Komatsubara, T.Kubo, K.Kusaka, D.J.Morrissey, M.Ohtake, H.Otsu, M.Portillo, T.Sakakibara, H.Sakurai, H.Sato, B.M.Sherrill, Y.Shimizu, A.Stolz, T.Sumikama, H.Suzuki, H.Takeda, M.Thoennessen, H.Ueno, Y.Yanagisawa, K.Yoshida Discovery of 60Ca and Implications For the Stability of 70Ca NUCLEAR REACTIONS 9Be(70Zn, X)47P/49S/52Cl/54Ar/57K/59Ca/60Ca/62Sc, E=345 MeV/nucleon; measured reaction products. 59K; deduced new isotopes discovery. Comparison with the drip-line predictions of a wide variety of mass models.
doi: 10.1103/physrevlett.121.022501
2018WA06 Phys.Rev. C 97, 021602 (2018) A.Wakhle, K.Hammerton, Z.Kohley, D.J.Morrissey, K.Stiefel, J.Yurkon, J.Walshe, K.J.Cook, M.Dasgupta, D.J.Hinde, D.J.Jeung, E.Prasad, D.C.Rafferty, C.Simenel, E.C.Simpson, K.Vo-Phuoc, J.King, W.Loveland, R.Yanez Capture cross sections for the synthesis of new heavy nuclei using radioactive beams NUCLEAR REACTIONS 181Ta(39K, X), E=180-210 MeV; 181Ta(46K, X), E=190-215 MeV; measured time of flight and relative position of fission fragments, capture-fission σ(E) from a binary event using 14UD Heavy-ion accelerator facility of Australian National University (ANU), and Coupled Cyclotron Facility (CCF) projectile fragmentation facility at NSCL-MSU, and the Coincident Fission Fragment Detector (CFFD) at the ReA3 facility at NSCL; deduced velocity vectors of the coincident fragments, masses and angular distributions of fission fragments. Comparison with several phenomenological models and microscopic time-dependent Hartree-Fock calculations. Discussed implications for the synthesis of heavy nuclei at radioactive beam facilities. 197Au(31Al, X), E(cm), 248Cm(26Mg, X), E(cm)=110-160 MeV; 248Cm(48Ca, X), E(cm)=195-230 MeV; 154Sm(31Al, X), E(cm)=125-190 MeV; 238U(48Ca, X), E(cm)=185-235 MeV; 238U(64Ni, X), E(cm)=260-300 MeV; compiled theoretical and experimental values of capture fission σ(E). Comparison with several theoretical results.
doi: 10.1103/PhysRevC.97.021602
2017SU26 Phys.Rev. C 96, 034604 (2017) H.Suzuki, T.Kubo, N.Fukuda, N.Inabe, D.Kameda, H.Takeda, K.Yoshida, K.Kusaka, Y.Yanagisawa, M.Ohtake, H.Sato, Y.Shimizu, H.Baba, M.Kurokawa, K.Tanaka, O.B.Tarasov, D.Bazin, D.J.Morrissey, B.M.Sherrill, K.Ieki, D.Murai, N.Iwasa, A.Chiba, Y.Ohkoda, E.Ideguchi, S.Go, R.Yokoyama, T.Fujii, D.Nishimura, H.Nishibata, S.Momota, M.Lewitowicz, G.De France, I.Celikovic, K.Steiger Discovery of new isotopes 81, 82Mo and 85, 86Ru and a determination of the particle instability of 103Sb NUCLEAR REACTIONS 9Be(124Xe, X), E=345 MeV/nucleon; measured reaction products for Z=28-53, A/Q=1.925-2.4 fragments, production yields and cross sections of A=70-90, Z=34-44 isotopes using the BigRIPS separator at RIBF-RIKEN facility. 81,82Mo, 85,86Ru; measured production σ for new nuclides, and compared with theoretical σ from EPAX3.1a and EPAX2.15 codes. 76Y, 78Zr; confirmed previous identification of these nuclides. 75Br, 76Kr, 77,79Rb, 78,80Sr, 79,81Y, 79,80,82Zr, 81,83Nb, 82,83,84Mo, 85Tc, 86,87Ru, 99In, 101Sn, 103Sb, 105Te; measured production yields. 81Nb, 85Tc, 103Sb; measured production yields, and the upper limits for half-lives; deduced particle-unbound character. See also 2013Su23 for preliminary and partial results in the present paper.
doi: 10.1103/PhysRevC.96.034604
2017YO01 Phys.Rev. C 95, 034313 (2017) R.Yokoyama, S.Go, D.Kameda, T.Kubo, N.Inabe, N.Fukuda, H.Takeda, H.Suzuki, K.Yoshida, K.Kusaka, K.Tanaka, Y.Yanagisawa, M.Ohtake, H.Sato, Y.Shimizu, H.Baba, M.Kurokawa, D.Nishimura, T.Ohnishi, N.Iwasa, A.Chiba, T.Yamada, E.Ideguchi, T.Fujii, H.Nishibata, K.Ieki, D.Murai, S.Momota, Y.Sato, J.W.Hwang, S.Kim, O.B.Tarasov, D.J.Morrissey, B.M.Sherrill, G.Simpson, C.R.Praharaj New K isomers in the neutron-rich N=100 isotones 162Sm, 163Eu, and 164Gd NUCLEAR REACTIONS 9Be(238U, F)162Sm/163Eu/164Gd, E=345 MeV/nucleon; measured reaction products through measurements of magnetic rigidity, time of flight (TOF), and energy loss in BigRIPS spectrometer at RIBF-RIKEN facility, Eγ, Iγ, delayed γ spectra, half-lives of μs isomers by γ(t). 162Sm, 163Eu, 164Gd; deduced levels, J, π, bands, reduced hindrance factors for E1 transitions from the isomers, configurations. Systematics of level energies in N=100 isotones of 162Sm, 164Gd, 166Dy, 168Er and 170Yb. Comparisons with deformed Hartree-Fock calculations.
doi: 10.1103/PhysRevC.95.034313
2016DO05 Phys.Rev. C 93, 064317 (2016) A.C.Dombos, D.-L.Fang, A.Spyrou, S.J.Quinn, A.Simon, B.A.Brown, K.Cooper, A.E.Gehring, S.N.Liddick, D.J.Morrissey, F.Naqvi, C.S.Sumithrarachchi, R.G.T.Zegers Total absorption spectroscopy of the β decay of 76Ga RADIOACTIVITY 76Ga(β-)[from 9Be(76Ge32+, X), E=130 MeV/nucleon and separated by A1900 fragment separator at NSCL-MSU]; measured Eγ, Iγ, total absorption gamma-ray (TAS) spectrum using a segmented NaI(Tl)(SuN) detector, Eβ, Iβ by a silicon surface barrier, βγ-coin, half-life of 76Ga decay; deduced Iβ feedings and compared to the evaluated data in the ENSDF database, β strength functions and B(GT). Comparison with shell-model calculations using jj44b and JUN45 interactions. Relevance to studies of neutrinoless double β-decay of 76Ge.
doi: 10.1103/PhysRevC.93.064317
2016GU02 Phys.Rev.Lett. 116, 012501 (2016) K.Gulyuz, G.Bollen, M.Brodeur, R.A.Bryce, K.Cooper, M.Eibach, C.Izzo, E.Kwan, K.Manukyan, D.J.Morrissey, O.Naviliat-Cuncic, M.Redshaw, R.Ringle, R.Sandler, S.Schwarz, C.S.Sumithrarachchi, A.A.Valverde, A.C.C.Villari High Precision Determination of the β Decay QEC Value of 11C and Implications on the Tests of the Standard Model ATOMIC MASSES 11C, 10,11B; measured TOF ion cyclotron resonance spectra; deduced mass excess values. Comparison with AME2012 evaluation.
doi: 10.1103/PhysRevLett.116.012501
2016ME07 Phys.Rev. C 93, 035805 (2016) Z.Meisel, S.George, S.Ahn, D.Bazin, B.A.Brown, J.Browne, J.F.Carpino, H.Chung, R.H.Cyburt, A.Estrade, M.Famiano, A.Gade, C.Langer, M.Matos, W.Mittig, F.Montes, D.J.Morrissey, J.Pereira, H.Schatz, J.Schatz, M.Scott, D.Shapira, K.Sieja, K.Smith, J.Stevens, W.Tan, O.Tarasov, S.Towers, K.Wimmer, J.R.Winkelbauer, J.Yurkon, R.G.T.Zegers Time-of-flight mass measurements of neutron-rich chromium isotopes up to N=40 and implications for the accreted neutron star crust ATOMIC MASSES 59,60,61,62,63,64Cr; measured mass excesses by time-of-flight (TOF) method using 9Be(82Se, X), E=140 MeV/nucleon for production of Si to Zn isotopes and A1900 fragment separator and S800 spectrograph for fragment separation and analysis at NSCL-MSU. TOF versus mass contour plot obtained for Ar (A=44-49), K (A=47-52), Ca (A=49-55), Sc (A=52-58), Ti (A=54-60), V (A=57-63), Cr (A=59-66), Mn (A=62-70) and Fe (A=64-71) isotopes. Analyzed S(2n) trends and compared to AME-2012. Comparison with state-of-the-art shell-model calculations using modified Lenzi-Nowacki-Poves-Sieja interaction in the fp shell, and with AME-2012 data. Mass of 64Cr used in accreted neutron star crust network calculations, and deduced reduction in strength depth of electron-capture heating from A=64 isobaric chain. NUCLEAR REACTIONS 9Be(82Se, X), E=140 MeV/nucleon; measured time-of-flight, energy loss, fragment yields of 150 isotopes from Si to Zn using A1900 fragment separator and S800 spectrograph at NSCL-MSU.
doi: 10.1103/PhysRevC.93.035805
2015EI01 Phys.Rev. C 92, 045502 (2015) M.Eibach, G.Bollen, M.Brodeur, K.Cooper, K.Gulyuz, C.Izzo, D.J.Morrissey, M.Redshaw, R.Ringle, R.Sandler, S.Schwarz, C.S.Sumithrarachchi, A.A.Valverde, A.C.C.Villari Determination of the QEC values of the T=1/2 mirror nuclei 21Na and 29P at LEBIT ATOMIC MASSES 21Na, 29P; measured cyclotron frequency ratios of 21Ne, 21Na and 29P, 12C with TOF-ICR technique using LEBIT Penning trap mass spectrometer at NSCL-MSU; deduced Q(EC) values, Ft and Vud for 21Na and 29P decays. Comparison with previous experimental values and AME-2012. RADIOACTIVITY 21Na, 29P(β+), (EC)[from 9Be(36Ar, X), E=150 MeV/nucleon using A1900 separator at NSCL-MSU]; measured Q(EC) using LEBIT Penning trap mass spectrometer. Comparison with previous experimental values.
doi: 10.1103/PhysRevC.92.045502
2015ME01 Phys.Rev.Lett. 114, 022501 (2015) Z.Meisel, S.George, S.Ahn, J.Browne, D.Bazin, B.A.Brown, J.F.Carpino, H.Chung, R.H.Cyburt, A.Estrade, M.Famiano, A.Gade, C.Langer, M.Matos, W.Mittig, F.Montes, D.J.Morrissey, J.Pereira, H.Schatz, J.Schatz, M.Scott, D.Shapira, K.Smith, J.Stevens, W.Tan, O.Tarasov, S.Towers, K.Wimmer, J.R.Winkelbauer, J.Yurkon, R.G.T.Zegers Mass Measurements Demonstrate a Strong N=28 Shell Gap in Argon ATOMIC MASSES 48,49Ar; measured time of flight; deduced masses, N=28 closed shell, problems of shell model calculations.
doi: 10.1103/PhysRevLett.114.022501
2015ME08 Phys.Rev.Lett. 115, 162501 (2015) Z.Meisel, S.George, S.Ahn, D.Bazin, B.A.Brown, J.Browne, J.F.Carpino, H.Chung, A.L.Cole, R.H.Cyburt, A.Estrade, M.Famiano, A.Gade, C.Langer, M.Matos, W.Mittig, F.Montes, D.J.Morrissey, J.Pereira, H.Schatz, J.Schatz, M.Scott, D.Shapira, K.Smith, J.Stevens, W.Tan, O.Tarasov, S.Towers, K.Wimmer, J.R.Winkelbauer, J.Yurkon, R.G.T.Zegers Mass Measurement of 56Sc Reveals a Small A=56 Odd-Even Mass Staggering, Implying a Cooler Accreted Neutron Star Crust ATOMIC MASSES 52,53,54,55,56,57Sc; measured rigidity-corrected time-of-flight distributions; deduced atomic mass excesses. Comparison with AME 2012, theoretical models.
doi: 10.1103/PhysRevLett.115.162501
2015RO12 Phys.Rev. C 92, 014305 (2015) D.M.Rossi, K.Minamisono, H.B.Asberry, G.Bollen, B.A.Brown, K.Cooper, B.Isherwood, P.F.Mantica, A.Miller, D.J.Morrissey, R.Ringle, J.A.Rodriguez, C.A.Ryder, A.Smith, R.Strum, C.Sumithrarachchi Charge radii of neutron-deficient 36K and 37K ATOMIC PHYSICS 36,37K; measured hyperfine spectra using optical pumping and subsequent β-decay asymmetry detection at the BECOLA facility at NSCL-MSU facility; deduced atomic rate equations from resonance spectra, mean-square charge radii with reference to 39K. 36,37K radioactive beams produced in the fragmentation of 140 MeV/nucleon 40Ca ions with Be target, and separated by using A1900 fragment separator at NSCL-MSU. Comparison with Skyrme EDF and shell-model calculations, and with measured values of other K isotopes. Discussed absence of shell-closure at N=20 in the K isotopic chain due to a balance between the monopole and the quadrupole proton-core polarizations.
doi: 10.1103/PhysRevC.92.014305
2015VA05 Phys.Rev. C 91, 037301 (2015) A.A.Valverde, G.Bollen, K.Cooper, M.Eibach, K.Gulyuz, C.Izzo, D.J.Morrissey, R.Ringle, R.Sandler, S.Schwarz, C.S.Sumithrarachchi, A.C.C.Villari Penning trap mass measurement of 72Br ATOMIC MASSES 72,72mBr; measured time-of-flight cyclotron resonance, mass excess using Low Energy Beam and Ion Trap (LEBIT) Penning trap mass spectrometer at NSCL-MSU facility; deduced precise energy of the 72Br isomer. Comparison with AME-2012. 72Br and 72mBr produced in 9Be(78Kr, X), E=150 MeV/nucleon reaction.
doi: 10.1103/PhysRevC.91.037301
2015VA08 Phys.Rev.Lett. 114, 232502 (2015) A.A.Valverde, G.Bollen, M.Brodeur, R.A.Bryce, K.Cooper, M.Eibach, K.Gulyuz, C.Izzo, D.J.Morrissey, M.Redshaw, R.Ringle, R.Sandler, S.Schwarz, C.S.Sumithrarachchi, A.C.C.Villari First Direct Determination of the Superallowed β-Decay QEC Value for 14O RADIOACTIVITY 14O(EC), (β+) [from Be(16O, X)14O, E=150 MeV/nucleon]; measured time-of-flight cyclotron resonance, frequency ratios; deduced T1/2, ground-state Q-value, log ft. Comparison with available data.
doi: 10.1103/PhysRevLett.114.232502
2014MB02 Sci. Rep. 4, 6706 (2014) T.Mastren, A.Pen, G.F.Peaslee, N.Wozniak, S.Loveless, S.Essenmacher, L.G.Sobotka, D.J.Morrissey, S.E.Lapi Feasibility of Isotope Harvesting at a Projectile Fragmentation Facility: 67Cu NUCLEAR REACTIONS H, O(67Cu, X), E=76 MeV/nucleon; measured reaction products; deduced the radiochemical yields. A proof-of-principle experiment, the National Superconducting Cyclotron Laboratory (NSCL).
doi: 10.1038/srep06706
2014SP05 Phys.Rev.Lett. 113, 232502 (2014) A.Spyrou, S.N.Liddick, A.C.Larsen, M.Guttormsen, K.Cooper, A.C.Dombos, D.J.Morrissey, F.Naqvi, G.Perdikakis, S.J.Quinn, T.Renstrom, J.A.Rodriguez, A.Simon, C.S.Sumithrarachchi, R.G.T.Zegers Novel technique for Constraining r-Process (n, γ) Reaction Rates RADIOACTIVITY 76Ga(β-) [from Be(76Ge, X), E=130 MeV/nucleon]; measured decay products, Eγ, Iγ; deduced nuclear level density and γ-ray strength function, restrictions on 75Ge(n, γ) reaction σ and rate. Hauser-Feshbach calculations.
doi: 10.1103/PhysRevLett.113.232502
2013SU23 Nucl.Instrum.Methods Phys.Res. B317, 756 (2013) H.Suzuki, T.Kubo, N.Fukuda, N.Inabe, D.Kameda, H.Takeda, K.Yoshida, K.Kusaka, Y.Yanagisawa, M.Ohtake, H.Sato, Y.Shimizu, H.Baba, M.Kurokawa, T.Ohnishi, K.Tanaka, O.B.Tarasov, D.Bazin, D.J.Morrissey, B.M.Sherrill, K.Ieki, D.Murai, N.Iwasa, A.Chiba, Y.Ohkoda, E.Ideguchi, S.Go, R.Yokoyama, T.Fujii, D.Nishimura, H.Nishibata, S.Momota, M.Lewitowicz, G.De France, I.Celikovic, K.Steiger Production cross section measurements of radioactive isotopes by BigRIPS separator at RIKEN RI Beam Factory
doi: 10.1016/j.nimb.2013.08.049
2013TA14 Phys.Rev. C 87, 054612 (2013) O.B.Tarasov, M.Portillo, D.J.Morrissey, A.M.Amthor, L.Bandura, T.Baumann, D.Bazin, J.S.Berryman, B.A.Brown, G.Chubarian, N.Fukuda, A.Gade, T.N.Ginter, M.Hausmann, N.Inabe, T.Kubo, J.Pereira, B.M.Sherrill, A.Stolz, C.Sumithrarachchi, M.Thoennessen, D.Weisshaar Production cross sections from 82Se fragmentation as indications of shell effects in neutron-rich isotopes close to the drip-line NUCLEAR REACTIONS Be, W(82Se, X), E=139 MeV/nucleon; measured fragment spectra using A1900 fragment separator at NSCL facility. Z=11, A=27-33; Z=12, A=29-37; Z=13, A=31-39; Z=14, A=29-42; Z=15, A=31-45; Z=16, A=33-48; Z=17, A=35-50; Z=18, A=38-52; Z=19, A=39-55; Z=20, A=41-58; Z=21, A=43-61; Z=22, A=46-64; Z=23, A=47-67; Z=24, A=50-70; Z=25, A=52-72; Z=26, A=54-60; Z=26, A=63-75; Z=27, A=56-62; Z=27, A=65-76; Z=28, A=60-63; Z=28, A=67-78; Z=29, A=62-65; Z=29, A=70-78; Z=30, A=64-68; Z=30, A=73-80; Z=31, A=75-81; Z=32, A=79-82; Z=33, A=81-83; measured production cross sections for 334 isotopes, and longitudinal momentum distributions for 126 isotopes. 64Ti, 67V, 69,70Cr, 72Mn, 75Fe; measured production cross sections for isotopes first identified in this study. Comparison with calculations using abrasion-ablation model. Evidence for subshell closure at N=34 around Z=20.
doi: 10.1103/PhysRevC.87.054612
2012KW02 Phys.Rev. C 86, 014612 (2012) E.Kwan, D.J.Morrissey, D.A.Davies, M.Steiner, C.S.Sumithrarachchi, L.Weissman Systematic studies of light neutron-rich nuclei produced via the fragmentation of 40Ar NUCLEAR REACTIONS 9Be, Ni, 181Ta(40Ar, X)10Be/11Be/12Be/12B/13B/14B/15B/14C/15C/16C/17C/18C/19C/16N/17N/18N/19N/20N/21N/22N/19O/20O/21O/22O/23O/24O/21F/22F/23F/24F/25F/26F/27F/24Ne/25Ne/26Ne/27Ne/28Ne/29Ne/30Ne/26Na/27Na/28Na/29Na/30Na/31Na/32Na/33Na/28Mg/29Mg/30Mg/31Mg/32Mg/33Mg/34Mg/35Mg/31Al/32Al/33Al/34Al/35Al/36Al/33Si/34Si/35Si/36Si/37Si/38Si/35P/36P/37P/38P, E=140 MeV/nucleon; measured fission fragment spectra by energy loss from time-of-flight measurements, average isobaric velocities, parallel momentum transfers, widths, fragment σ. Comparison with empirical formula EPAX, and predictions from internuclear cascade and deep inelastic models using Monte Carlo ISABEL-GEMINI and DIT-GEMINI computer codes.
doi: 10.1103/PhysRevC.86.014612
2012ME07 Phys.Rev. C 85, 034608 (2012) K.Meierbachtol, D.J.Morrissey, M.Mosby, D.Bazin Evolution of the momentum distribution with mass loss in projectile fragmentation reactions NUCLEAR REACTIONS 9Be, 197Au(76Ge, X), E=130 MeV/nucleon; measured time-of-flight and energy loss of fragments using CsI(Na) hodoscope array at NSCL facility, perpendicular momentum distributions for fragments of 40Ar, 51V, 62Ni, 69Ga, 72Ge and 74As; deduced widths of parallel and perpendicular momentum component distribution of fragments, momentum transfer. Comparison with model calculations. Interplay between Coulomb and nuclear scattering to explain most peripheral collisions.
doi: 10.1103/PhysRevC.85.034608
2011KW02 J.Phys.:Conf.Ser. 312, 092035 (2011) A.A.Kwiatkowski, B.R.Barquest, M.Block, G.Bollen, C.M.Campbell, R.Ferrer, D.L.Lincoln, D.J.Morrissey, G.K.Pang, M.Redshaw, R.Ringle, S.Schwarz, J.Savory High precision Penning trap mass spectrometry of rare isotopes produced by projectile fragmentation ATOMIC MASSES 63,64,65,66,67,68Fe, 64,65,66,67,68,69Co; measured mass, 2n separation energies using Penning trap radiofrequency. Compared with AME03, other data.
doi: 10.1088/1742-6596/312/9/092035
2010FE01 Phys.Rev. C 81, 044318 (2010) R.Ferrer, M.Block, C.Bachelet, B.R.Barquest, G.Bollen, C.M.Campbell, M.Facina, C.M.Folden III, C.Guenaut, A.A.Kwiatkowski, D.L.Lincoln, D.J.Morrissey, G.K.Pang, A.M.Prinke, R.Ringle, J.Savory, P.Schury, S.Schwarz Penning trap mass spectrometry of neutron-rich Fe and Co isotopes around N=40 with the LEBIT mass spectrometer ATOMIC MASSES 63,64,65,65m,66Fe, 64,65,66,67,67mCo; measured cyclotron resonance frequencies and mass excesses using LEBIT Penning-trap mass spectrometer. Comparison with AME-2003 evaluation. 61,63,65,67Fe; systematics of low-lying levels. Z=24-31, N=35-44; systematics of two-neutron separation energies.
doi: 10.1103/PhysRevC.81.044318
2010KW02 Phys.Rev. C 81, 058501 (2010) A.A.Kwiatkowski, B.R.Barquest, G.Bollen, C.M.Campbell, R.Ferrer, A.E.Gehring, D.L.Lincoln, D.J.Morrissey, G.K.Pang, J.Savory, S.Schwarz Penning trap mass measurement of 26Si ATOMIC MASSES 26Si; measured mass using LEBIT Penning trap mass spectrometer. Comparison with other experimental results.
doi: 10.1103/PhysRevC.81.058501
2010SU03 Phys.Rev. C 81, 014302 (2010) C.S.Sumithrarachchi, D.J.Morrissey, A.D.Davies, D.A.Davies, M.Facina, E.Kwan, P.F.Mantica, M.Portillo, Y.Shimbara, J.Stoker, R.R.Weerasiri States in 22O via β decay of 22N RADIOACTIVITY 22N(β-), (β-n), (β-2n)[from Be(48Ca, X), E=140 MeV/nucleon]; measured Eγ, Iγ, Eβ, Iβ, Eν, Iν, βγ-coin, half-lives, branching ratios; deduced logft. 20,21,22O; deduced levels, J, π, B(GT) values. Comparison with shell model calculations. Discussed halo structure and shell closure.
doi: 10.1103/PhysRevC.81.014302
2009FO05 Phys.Rev. C 79, 064318 (2009) C.M.Folden III, A.S.Nettleton, A.M.Amthor, T.N.Ginter, M.Hausmann, T.Kubo, W.Loveland, S.L.Manikonda, D.J.Morrissey, T.Nakao, M.Portillo, B.M.Sherrill, G.A.Souliotis, B.F.Strong, H.Takeda, O.B.Tarasov New neutron-rich microsecond isomers observed among fission products of 238U at 80 MeV/nucleon NUCLEAR REACTIONS 9Be(238U, X)60mMn/78mGa/82mGa/92mBr/95mRb/98mRb/92mY/101mY/112mTc, E=80 MeV/nucleon; measured Eγ, Iγ, γγ-coin, isomer half-lives. 60Mn, 78,82Ga, 92Br, 95,98Rb, 92,101Y, 112Tc; deduced levels, J, π. 66mCu, 78mZn, 88mBr, 95mKr, 96mRb, 97m,100mSr, 99mMo, 121mPd, 124mSn, 125mXe; measured Eγ and half-lives. 91,92,93Y; measured Eγ.
doi: 10.1103/PhysRevC.79.064318
2009KW02 Phys.Rev. C 80, 051302 (2009) A.A.Kwiatkowski, B.R.Barquest, G.Bollen, C.M.Campbell, D.L.Lincoln, D.J.Morrissey, G.K.Pang, A.M.Prinke, J.Savory, S.Schwarz, C.M.Folden III, D.Melconian, S.K.L.Sjue, M.Block Precision test of the isobaric multiplet mass equation for the A=32, T=2 quintet ATOMIC MASSES 32,33Si, 32S, 31,34P; measured masses using LEBIT Penning-trap spectrometer; deduced mass excesses. Discussed validity of quadratic form of isobaric multiplet mass equation (IMME).
doi: 10.1103/PhysRevC.80.051302
2009RI12 Phys.Rev. C 80, 064321 (2009) R.Ringle, C.Bachelet, M.Block, G.Bollen, M.Facina, C.M.Folden III, C.Guenaut, A.A.Kwiatkowski, D.J.Morrissey, G.K.Pang, A.M.Prinke, J.Savory, P.Schury, S.Schwarz, C.S.Sumithrarachchi High-precision Penning trap mass measurements of neutron-rich sulfur isotopes at the N=28 shell closure ATOMIC MASSES 40,41,42,43,44S; measured precise mass excesses using LEBIT Penning trap mass spectrometer. Comparison with other recent mass measurements. Systematics of S(2n) values for N=24-30, Z=15-18 nuclides.
doi: 10.1103/PhysRevC.80.064321
2009SA12 Phys.Rev.Lett. 102, 132501 (2009) J.Savory, P.Schury, C.Bachelet, M.Block, G.Bollen, M.Facina, C.M.Folden III, C.Guenaut, E.Kwan, A.A.Kwiatkowski, D.J.Morrissey, G.K.Pang, A.Prinke, R.Ringle, H.Schatz, S.Schwarz, C.S.Sumithrarachchi rp Process and Masses of N ∼ Z ∼ 34 Nuclides ATOMIC MASSES 68,70Se, 70,71Br; measured frequencies using penning trap; deduced masses. 70,71Kr predicted masses.
doi: 10.1103/PhysRevLett.102.132501
2009SC29 Eur.Phys.J. A 42, 323 (2009) S.Schwarz, M.Block, G.Bollen, C.M.Campbell, M.Facina, R.Ferrer, C.M.Folden III, A.A.Kwiatkowski, D.J.Morrissey, G.K.Pang, A.M.Prinke, R.J.Ringle, J.Savory, P.H.Schury Precision Penning trap mass measurements of rare isotopes produced by projectile fragmentation ATOMIC MASSES 32Si, 32P, 32S, 32Cl, 32Ar; analyzed masses from Penning trap measurements. Comparison with Isobaric Multiplet Mass Equation calculations.
doi: 10.1140/epja/i2009-10808-4
2009TA05 Phys.Rev.Lett. 102, 142501 (2009) O.B.Tarasov, D.J.Morrissey, A.M.Amthor, T.Baumann, D.Bazin, A.Gade, T.N.Ginter, M.Hausmann, N.Inabe, T.Kubo, A.Nettleton, J.Pereira, M.Portillo, B.M.Sherrill, A.Stolz, M.Thoennessen Evidence for a Change in the Nuclear Mass Surface with the Discovery of the Most Neutron-Rich Nuclei with 17 ≤ Z ≤ 25 NUCLEAR REACTIONS 9Be(76Ge, X)50Cl/53Ar/55K/56K/57Ca/58Ca/59Sc/60Sc/61Sc/62Ti/63Ti/65V/66V/68Cr/70Mn/52Ar, E=132 MeV/nucleon; measured cross sections.
doi: 10.1103/PhysRevLett.102.142501
2009TA24 Phys.Rev. C 80, 034609 (2009) O.B.Tarasov, M.Portillo, A.M.Amthor, T.Baumann, D.Bazin, A.Gade, T.N.Ginter, M.Hausmann, N.Inabe, T.Kubo, D.J.Morrissey, A.Nettleton, J.Pereira, B.M.Sherrill, A.Stolz, M.Thoennessen Production of very neutron-rich nuclei with a 76Ge beam NUCLEAR REACTIONS 9Be, W(76Ge, X)50Cl/53Ar/55K/56K/57Ca/58Ca/59Sc/60Sc/61Sc/62Ti/63Ti/65V/66V/68Cr/70Mn/52Ar, E=132 MeV/nucleon; measured fragment yields, production σ for A=33-74, Z=13-29 nuclides, longitudinal momentum distributions for Z=17-25 nuclides, time-of-flight. Comparison with various model calculations.
doi: 10.1103/PhysRevC.80.034609
2008BL05 Phys.Rev.Lett. 100, 132501 (2008); Erratum Phys.Rev.Lett. 101, 059901 (2008) M.Block, C.Bachelet, G.Bollen, M.Facina, C.M.Folden III, C.Guenaut, A.A.Kwiatkowski, D.J.Morrissey, G.K.Pang, A.Prinke, R.Ringle, J.Savory, P.Schury, S.Schwarz Discovery of a Nuclear Isomer in 65Fe with Penning Trap Mass Spectrometry ATOMIC MASSES 63,64,65Fe, 64,65,66Co; measured and evaluated masses using Penning trap mass spectrometer, isotopes produced by projectile fragmentation with LEBIT at NSCL. 65mFe; deduced level energy, T1/2 for isomeric state.
doi: 10.1103/PhysRevLett.100.132501
2008OH06 J.Phys.Soc.Jpn. 77, 83201 (2008) T.Ohnishi, T.Kubo, K.Kusaka, A.Yoshida, K.Yoshida, N.Fukuda, M.Ohtake, Y.Yanagisawa, H.Takeda, D.Kameda, Y.Yamaguchi, N.Aoi, K.-I.Yoneda, H.Otsu, S.Takeuchi, T.Sugimoto, Y.Kondo, H.Scheit, Y.Gono, H.Sakurai, T.Motobayashi, H.Suzuki, T.Nakao, H.Kimura, Y.Mizoi, M.Matsushita, K.Ieki, T.Kuboki, T.Yamaguchi, T.Suzuki, A.Ozawa, T.Moriguchi, Y.Yasuda, T.Nakamura, T.Nannichi, T.Shimamura, Y.Nakayama, H.Geissel, H.Weick, J.A.Nolen, O.B.Tarasov, A.S.Nettleton, D.P.Bazin, B.M.Sherrill, D.J.Morrissey, W.Mittig Identification of New Isotopes 125Pd and 126Pd Produced by In-Flight Fission of 345 MeV/nucleon 238U: First Results from the RIKEN RI Beam Factory NUCLEAR REACTIONS Be(238U, X)125Pd/126Pd, E=345 MeV/nucleon; measured fragment energies, ToF, Eγ, Iγ, (fragment)γ-coin, yields.
doi: 10.1143/JPSJ.77.083201
2007BA71 Nature(London) 449, 1022 (2007) T.Baumann, A.M.Amthor, D.Bazin, B.A.Brown, C.M.Folden III, A.Gade, T.N.Ginter, M.Hausmann, M.Matos, D.J.Morrissey, M.Portillo, A.Schiller, B.M.Sherrill, A.Stolz, O.B.Tarasov, M.Thoennessen Discovery of 40Mg and 42Al suggests neutron drip-line slant towards heavier isotopes NUCLEAR REACTIONS W(48Ca, X)40Mg/42Al, E=141 MeV/nucleon; measured fragment energies, charge and mass distributions.
doi: 10.1038/nature06213
2007BO50 Eur.Phys.J. Special Topics 150, 337 (2007) G.Bollen, C.Bachelet, M.Block, D.A.Davies, M.Facina, C.M.Folden, C.Guenaut, J.Huikari, E.Kwan, A.Kwiatowski, D.J.Morrissey, G.Pang, A.Prinke, R.Ringle, J.Savory, P.Schury, S.Schwarz, C.Sumithrarachchi, T.Sun Penning trap mass measurements of rare isotopes produced by projectile fragmentation with LEBIT at NSCL ATOMIC MASSES 80As, 81Se; measured masses a penning trap mass spectrometer.
doi: 10.1140/epjst/e2007-00340-3
2007RI08 Phys.Rev. C 75, 055503 (2007) R.Ringle, T.Sun, G.Bollen, D.Davies, M.Facina, J.Huikari, E.Kwan, D.J.Morrissey, A.Prinke, J.Savory, P.Schury, S.Schwarz, C.S.Sumithrarachchi High-precision Penning trap mass measurements of 37, 38Ca and their contributions to conserved vector current and isobaric mass multiplet equation ATOMIC MASSES 37,38Ca; measured masses using penning trap mass spectrometer. Deduced mass excess and implications on CVC and IMME.
doi: 10.1103/PhysRevC.75.055503
2007SC24 Phys.Rev. C 75, 055801 (2007); Erratum Phys.Rev. C 80, 029905 (2009) P.Schury, C.Bachelet, M.Block, G.Bollen, D.A.Davies, M.Facina, C.M.Folden III, C.Guenaut, J.Huikari, E.Kwan, A.Kwiatkowski, D.J.Morrissey, R.Ringle, G.K.Pang, A.Prinke, J.Savory, H.Schatz, S.Schwarz, C.S.Sumithrarachchi, T.Sun Precision mass measurements of rare isotopes near N = Z = 33 produced by fast beam fragmentation ATOMIC MASSES 63,64Ga, 64,65,66Ge, 66,67,68As, 69Se; measured masses using penning trap mass spectrometer. Astrophysical implications discussed.
doi: 10.1103/PhysRevC.75.055801
2007SU05 Phys.Rev. C 75, 024305 (2007) C.S.Sumithrarachchi, D.J.Morrissey, B.A.Brown, A.D.Davies, D.A.Davies, M.Fancina, E.Kwan, P.F.Mantica, M.Portillo, Y.Shimbara, J.Stoker, R.R.Weerasiri Structure of 23F via β decay of 23O RADIOACTIVITY 23O, 21N, 24F, 26Ne(β-) [from Be(48Ca, X)]; measured Eγ, Iγ, βγ-coin, T1/2. 23O(β-n); measured β-delayed neutron spectra; deduced neutron emission probability. 23F, 26Na deduced levels, J, π, β-feeding intensities.
doi: 10.1103/PhysRevC.75.024305
2007TA15 Phys.Rev. C 75, 064613 (2007) O.B.Tarasov, T.Baumann, A.M.Amthor, D.Bazin, C.M.Folden III, A.Gade, T.N.Ginter, M.Hausmann, M.Matos, D.J.Morrissey, A.Nettleton, M.Portillo, A.Schiller, B.M.Sherrill, A.Stolz, M.Thoennessen New isotope 44Si and systematics of the production cross sections of the most neutron-rich nuclei NUCLEAR REACTIONS 184W, 9Be(48Ca, X)36Mg/37Mg/38Mg/41Si/42Si/43Si/44Si, E=142 MeV/nucleon; measured production cross sections. Compared results to model calculations.
doi: 10.1103/PhysRevC.75.064613
2006BO11 Phys.Rev.Lett. 96, 152501 (2006) G.Bollen, D.Davies, M.Facina, J.Huikari, E.Kwan, P.A.Lofy, D.J.Morrissey, A.Prinke, R.Ringle, J.Savory, P.Schury, S.Schwarz, C.Sumithrarachchi, T.Sun, L.Weissman Experiments with Thermalized Rare Isotope Beams from Projectile Fragmentation: A Precision Mass Measurement of the Superallowed β Emitter 38Ca ATOMIC MASSES 38Ca; measured mass. Penning trap mass spectrometer.
doi: 10.1103/PhysRevLett.96.152501
2006LO13 Phys.Rev. C 74, 044607 (2006) W.Loveland, D.Peterson, A.M.Vinodkumar, P.H.Sprunger, D.Shapira, J.F.Liang, G.A.Souliotis, D.J.Morrissey, P.Lofy Fusion enhancement in the 38S + 208Pb reaction NUCLEAR REACTIONS 208Pb(38S, X), E(cm)=160-265 MeV; measured capture-fission excitation function; deduced interaction barrier features.
doi: 10.1103/PhysRevC.74.044607
2006RI15 Int.J. Mass Spectrom. 251, 300 (2006) R.Ringle, P.Schury, T.Sun, G.Bollen, D.Davies, J.Huikari, E.Kwan, D.J.Morrissey, A.Prinke, J.Savory, S.Schwarz, C.Sumithrarachchi Precision mass measurements with LEBIT at MSU ATOMIC MASSES 78,80,82,83,84Kr; measured masses using the LEBIT Penning trap mass spectrometer. Comparison with 2003 mass evaluation.
doi: 10.1016/j.ijms.2006.02.011
2006SU12 Phys.Rev. C 74, 024322 (2006) C.S.Sumithrarachchi, D.W.Anthony, P.A.Lofy, D.J.Morrissey β-delayed neutron decay of 19N and 20N RADIOACTIVITY 19,20N(β-), (β-n) [from Be(22Ne, X)]; measured β-delayed En, Eγ, βγ-, nγ-, nβ-coin, T1/2; deduced β-emission and γ-emission probabilities, B(GT). 18,19,20O deduced levels, β-feeding intensities. Shell model analysis.
doi: 10.1103/PhysRevC.74.024322
2005LE43 Eur.Phys.J. A 25, Supplement 1, 227 (2005) A.Lepine-Szily, G.F.Lima, A.C.C.Villari, W.Mittig, R.Lichtenthaler, M.Chartier, N.A.Orr, J.C.Angelique, G.Audi, J.M.Casandjian, A.Cunsolo, C.Donzaud, A.Foti, A.Gillibert, D.Hirata, M.Lewitowicz, S.Lukyanov, M.MacCormick, D.J.Morrissey, A.N.Ostrowski, B.M.Sherrill, C.Stephan, T.Suomijarvi, L.Tassan-Got, D.J.Vieira, J.M.Wouters Anomalous behaviour of matter radii of proton-rich Ga, Ge, As, Se and Br nuclei NUCLEAR STRUCTURE 63,64,65,66,67,68Ga, 65,66,67,68,69,70Ge, 67,68,69,70,71,72As, 69,70,71,72,73,74,75,76,77,78,79,80Se, 72,73,74,75Br; analyzed reaction σ on Si target; deduced matter radii. Secondary beams from 78Kr fragmentation. Glauber model analysis.
doi: 10.1140/epjad/i2005-06-115-0
2005SC26 Eur.Phys.J. A 25, Supplement 1, 51 (2005) P.Schury, G.Bollen, D.A.Davies, A.Doemer, D.Lawton, D.J.Morrissey, J.Ottarson, A.Prinke, R.Ringle, T.Sun, S.Schwarz, L.Weissman Precision experiments with rare isotopes with LEBIT at MSU ATOMIC MASSES 78,80,82,83,84,86Kr; measured masses. Penning trap mass spectrometer.
doi: 10.1140/epjad/i2005-06-131-0
2004BO44 Nucl.Phys. A746, 597c (2004) G.Bollen, S.Schwarz, D.Davies, P.Lofy, D.J.Morrissey, R.Ringle, P.Schury, T.Sun, L.Weissman Towards precision experiments with LEBIT at NSCL/MSU
doi: 10.1016/j.nuclphysa.2004.09.096
2004LI29 Nucl.Phys. A735, 303 (2004) G.F.Lima, A.Lepine-Szily, A.C.C.Villari, W.Mittig, R.Lichtenthaler, M.Chartier, N.A.Orr, J.C.Angelique, G.Audi, E.Baldini-Neto, B.V.Carlson, J.M.Casandjian, A.Cunsolo, C.Donzaud, A.Foti, A.Gillibert, D.Hirata, M.Lewitowicz, S.Lukyanov, M.MacCormick, D.J.Morrissey, A.N.Ostrowski, B.M.Sherrill, C.Stephan, T.Suomijarvi, L.Tassan-Got, D.J.Vieira, J.M.Wouters Reaction cross section and matter radius measurements of proton-rich Ga, Ge, As, Se and Br nuclides NUCLEAR REACTIONS Si(63Ga, X), (64Ga, X), (65Ga, X), (66Ga, X), (67Ga, X), (68Ga, X), (65Ge, X), (66Ge, X), (67Ge, X), (68Ge, X), (69Ge, X), (70Ge, X), (67As, X), (68As, X), (69As, X), (70As, X), (71As, X), (72As, X), (69Se, X), (70Se, X), (71Se, X), (72Se, X), (73Se, X), (72Br, X), (73Br, X), (74Br, X), (75Br, X), E ≈ 50-60 MeV/nucleon; measured reaction σ. 63,64,65,66,67,68Ga, 65,66,67,68,69,70Ge, 67,68,69,70,71,72As, 69,70,71,72,73Se, 72,73,74,75Br; deduced matter radii. Glauber model analysis.
doi: 10.1016/j.nuclphysa.2004.01.125
2004LI75 Phys.Rev. C 70, 064303 (2004) S.N.Liddick, P.F.Mantica, R.Broda, B.A.Brown, M.P.Carpenter, A.D.Davies, B.Fornal, T.Glasmacher, D.E.Groh, M.Honma, M.Horoi, R.V.F.Janssens, T.Mizusaki, D.J.Morrissey, A.C.Morton, W.F.Mueller, T.Otsuka, J.Pavan, H.Schatz, A.Stolz, S.L.Tabor, B.E.Tomlin, M.Wiedeking Development of shell closures at N = 32, 34. I. β decay of neutron-rich Sc isotopes RADIOACTIVITY 54,55,56Sc(β-) [from Be(86Kr, X)]; measured Eβ, Eγ, βγ-coin, T1/2. 54,55,56Ti deduced levels, J, π, configurations. Comparison with model predictions.
doi: 10.1103/PhysRevC.70.064303
2004SH28 Phys.Lett. B 596, 54 (2004) A.Shrivastava, Y.Blumenfeld, N.Keeley, T.Zerguerras, T.Aumann, D.Bazin, M.Chromik, G.M.Crawley, T.Glasmacher, K.W.Kemper, F.Marechal, D.J.Morrissey, T.Nakamura, A.Navin, E.C.Pollacco, D.Santonocito, B.M.Sherrill, T.Suomijarvi, M.Thoennessen, E.Tryggestad, R.L.Varner 11Be continuum studied through proton scattering NUCLEAR REACTIONS 1H(11Be, 11Be), (11Be, 11Be'), E=63.7 MeV/nucleon; measured excitation energy spectra, σ(θ). 11Be deduced levels, J, π, configurations.
doi: 10.1016/j.physletb.2004.06.070
2004ST28 Nucl.Phys. A746, 54c (2004) A.Stolz, A.Estrade, A.D.Davies, T.N.Ginter, P.T.Hosmer, E.Kwan, S.N.Liddick, P.F.Mantica, T.J.Mertzimekis, F.A.Montes, D.J.Morrissey, A.C.Morton, M.Ouellette, E.Pellegrini, P.Santi, H.Schatz, M.Steiner, A.E.Stuchbery, B.E.Tomlin, W.B.Walters, A.Woehr, O.Arndt, K.-L.Kratz, B.Pfeiffer, P.Reeder Radioactive ion beams in the region of 100Sn and 78Ni at the NSCL NUCLEAR REACTIONS Be, Ni, Nb(124Xe, X), E=140 MeV/nucleon; measured fragments isotopic yields, prompt and delayed (particle)γ-coin. Be(86Kr, X), E=140 MeV/nucleon; measured fragments isotopic yields; deduced evidence for 78Ni.
doi: 10.1016/j.nuclphysa.2004.09.017
2004WE15 Nucl.Phys. A746, 655c (2004) L.Weissman, P.A.Lofy, D.A.Davies, D.J.Morrissey, P.Schury, S.Schwarz, T.Sun, G.Bollen First extraction tests of the NSCL gas cell
doi: 10.1016/j.nuclphysa.2004.09.045
2003BA47 Phys.Rev. C 67, 061303 (2003) T.Baumann, N.Frank, B.A.Luther, D.J.Morrissey, J.P.Seitz, B.M.Sherrill, M.Steiner, J.Stetson, A.Stolz, M.Thoennessen, I.Wiedenhover First search for 16Be NUCLEAR REACTIONS Be(40Ar, X)6He/8He/9Li/11Li/12Be/14Be/17B/19B/20C, E=140 MeV/nucleon; measured yields; deduced no evidence for 16Be. Fragment separator.
doi: 10.1103/PhysRevC.67.061303
2003MA02 Phys.Rev. C 67, 014311 (2003) P.F.Mantica, A.C.Morton, B.A.Brown, A.D.Davies, T.Glasmacher, D.E.Groh, S.N.Liddick, D.J.Morrissey, W.F.Mueller, H.Schatz, A.Stolz, S.L.Tabor, M.Honma, M.Horoi, T.Otsuka β decay studies of the neutron-rich 56-58V isotopes RADIOACTIVITY 56,57,58V(β-) [from Be(86Kr, X)]; measured Eγ, Iγ, βγ-, γγ-coin, T1/2; deduced log ft. 56,57,58Cr deduced levels, J, π. Systematics in neighboring isotones discussed. Comparison with model predictions.
doi: 10.1103/PhysRevC.67.014311
2003MA56 Phys.Rev. C 68, 044311 (2003) P.F.Mantica, B.A.Brown, A.D.Davies, T.Glasmacher, D.E.Groh, M.Horoi, S.N.Liddick, D.J.Morrissey, A.C.Morton, W.F.Mueller, H.Schatz, A.Stolz, S.L.Tabor β-decay properties of 55, 56Ti RADIOACTIVITY 55,56Ti(β-) [from Be(86Kr, X)]; measured β-delayed Eγ, Iγ, γγ-coin, T1/2; deduced β-branching ratios, role of spin-flip process. 55,56V deduced levels, feeding intensities. Comparisons with previous results, model predictions.
doi: 10.1103/PhysRevC.68.044311
2002JA16 Phys.Lett. 546B, 55 (2002) R.V.F.Janssens, B.Fornal, P.F.Mantica, B.A.Brown, R.Broda, P.Bhattacharyya, M.P.Carpenter, M.Cinausero, P.J.Daly, A.D.Davies, T.Glasmacher, Z.W.Grabowski, D.E.Groh, M.Honma, F.G.Kondev, W.Krolas, T.Lauritsen, S.N.Liddick, S.Lunardi, N.Marginean, T.Mizusaki, D.J.Morrissey, A.C.Morton, W.F.Mueller, T.Otsuka, T.Pawlat, D.Seweryniak, H.Schatz, A.Stolz, S.L.Tabor, C.A.Ur, G.Viesti, I.Wiedenhover, J.Wrzesinski Structure of 52, 54Ti and shell closures in neutron-rich nuclei above 48Ca RADIOACTIVITY 54Sc(β-) [from 9Be(86Kr, X)]; measured Eγ, Iγ, βγ-coin, T1/2. 54Ti deduced levels, possible J, π, shell features. Mass separator, comparisons with model predictions. NUCLEAR REACTIONS 208Pb(48Ca, X)50Ti/51Ti/52Ti/53Ti/54Ti/196Hg, E=305 MeV; measured prompt and delayed Eγ, Iγ, γγ-coin following deep-inelastic reactions. 52,54Ti deduced levels, J, π, configurations, shell features. Gammasphere array, comparison with model predictions.
doi: 10.1016/S0370-2693(02)02682-5
2002LI24 Phys.Rev. C65, 044618 (2002) G.F.Lima, A.Lepine-Szily, G.Audi, W.Mittig, M.Chartier, N.A.Orr, R.Lichtenthaler, J.C.Angelique, J.M.Casandjian, A.Cunsolo, C.Donzaud, A.Foti, A.Gillibert, M.Lewitowicz, S.Lukyanov, M.MacCormick, D.J.Morrissey, A.N.Ostrowski, B.M.Sherrill, C.Stephan, T.Suomijarvi, L.Tassan-Got, D.J.Vieira, A.C.C.Villari, J.M.Wouters Direct Mass Measurements of Proton-Rich Isotopes of Ge, As, Se, and Br ATOMIC MASSES 64,65Ge, 66,67As, 68,70,71Se, 71Br; measured masses. Direct time-of-flight technique, comparison with previous results.
doi: 10.1103/PhysRevC.65.044618
2002MO36 Eur.Phys.J. A 15, 105 (2002) Production of low- and high-energy radioactive-ion beams by fragmentation
doi: 10.1140/epja/i2001-10235-7
2002SO06 Nucl.Phys. A705, 279 (2002) G.A.Souliotis, W.Loveland, K.Hanold, G.J.Wozniak, D.J.Morrissey Heavy Residue Formation in 20 MeV/nucleon 197Au + 90Zr Collisions NUCLEAR REACTIONS 90Zr(197Au, X), E=20 MeV/nucleon; measured fragment yields, velocity distributions; deduced incomplete fusion, deep inelastic scattering. Comparison with model predictions.
doi: 10.1016/S0375-9474(02)00673-5
2001ZY01 Phys.Rev. C63, 024615 (2001) K.E.Zyromski, W.Loveland, G.A.Souliotis, D.J.Morrissey, C.F.Powell, O.Batenkov, K.Aleklett, R.Yanez, I.Forsberg Fusion Enhancement in the 32, 38S + 181Ta Reaction NUCLEAR REACTIONS 181Ta(32S, F), E=157-300 MeV; 181Ta(38S, F), E ≈ 8 MeV/nucleon; measured σ(E, θ), fission fragments angular distributions; deduced fusion barriers, fusion and quasi-fission σ, enhancemant with radioactive beam. Coupled-channels calculations.
doi: 10.1103/PhysRevC.63.024615
2000KH20 Phys.Lett. 490B, 45 (2000) E.Khan, Y.Blumenfeld, V.G.Nguyen, T.Suomijarvi, N.Alamanos, F.Auger, G.Colo, N.Frascaria, A.Gillibert, T.Glasmacher, M.Godwin, K.W.Kemper, V.Lapoux, I.Lhenry, F.Marechal, D.J.Morrissey, A.Musumarra, N.A.Orr, S.Ottini-Hustache, P.Piattelli, E.C.Pollacco, P.Roussel-Chomaz, J.C.Roynette, D.Santonocito, J.E.Sauvestre, J.A.Scarpaci, C.Volpe Low-Lying Collective States in Neutron-Rich Oxygen Isotopes via Proton Scattering NUCLEAR REACTIONS 1H(20O, 20O'), (18O, 18O'), E=43 MeV/nucleon; measured recoil proton spectra, σ(E, θ). 18,20O deduced collective levels, deformation parameters, densities. Secondary beams from 40Ar fragmentation. NUCLEAR STRUCTURE 18,20,22,24O; calculated radii, transitions B(E2), B(E3). Quasiparticle RPA.
doi: 10.1016/S0370-2693(00)00983-7
2000RI14 Phys.Rev.Lett. 85, 1392 (2000) J.Rikovska, T.Giles, N.J.Stone, K.van Esbroeck, G.White, A.Wohr, M.Veskovic, I.S.Towner, P.F.Mantica, J.I.Prisciandaro, D.J.Morrissey, V.N.Fedoseyev, V.I.Mishin, U.Koster, W.B.Walters, and the NICOLE and ISOLDE Collaborations First On-Line Beta-NMR on Oriented Nuclei: Magnetic dipole moments of the (νp1/2)-11/2- Ground State in 67Ni and (πp3/2)+13/2- Ground State in 69Cu NUCLEAR MOMENTS 67Ni, 69Cu; measured Eβ, Iβ(θ) from low-temperature oriented nuclei as a function of NMR frequency. 67Ni, 69Cu deduced μ. Comparison with core polarization plus meson-exchange current calculations. RADIOACTIVITY 67Ni, 69Cu(β-) [from 238U(p, F), E=1 GeV]; measured Eβ, Iβ(θ) from low-temperature oriented nuclei as a function of NMR frequency. 67Ni, 69Cu deduced μ. Comparison with core polarization plus meson-exchange current calculations.
doi: 10.1103/PhysRevLett.85.1392
1999AI02 Phys.Rev. C60, 034614 (1999) N.Aissaoui, N.Added, N.Carlin, G.M.Crawley, S.Danczyk, J.Finck, M.M.de Moura, D.Hirata, D.J.Morrissey, S.J.Sanders, J.Stasko, M.Steiner, A.A.P.Suaide, E.M.Szanto, A.Szanto de Toledo, M.Thoennessen, J.A.Winger Strong Absorption Radii from Reaction Cross Section Measurements for Neutron-Rich Nuclei NUCLEAR REACTIONS Si(30Al, X), (31Al, X), (32Al, X), (33Al, X), (32Si, X), (33Si, X), (34Si, X), (35Si, X), (36Si, X), (34P, X), (35P, X), (36P, X), (37P, X), (38P, X), (39P, X), (36S, X), (37S, X), (38S, X), (39S, X), (40S, X), (41S, X), (39Cl, X), (40Cl, X), (41Cl, X), (42Cl, X), (43Cl, X), (44Cl, X), (41Ar, X), (42Ar, X), (43Ar, X), (44Ar, X), (45Ar, X), (46Ar, X), (44K, X), (45K, X), (46K, X), (47K, X), (48K, X), (46Ca, X), (47Ca, X), (48Ca, X), (49Ca, X), (50Ca, X), (49Sc, X), (50Sc, X), (51Sc, X), (52Sc, X), (53Ti, X), (54Ti, X), E ≈ 38-80 MeV/nucleon; measured mean energy-integrated reaction σ. 30,31,32,33Al, 32,33,34,35,36Si, 34,35,36,37,38,39P, 36,37,38,39,40,41S, 39,40,41,42,43,44Cl, 41,42,43,44,45,46Ar, 44,45,46,47,48K, 46,47,48,49,50Ca, 49,50,51,52Sc, 53,54Ti deduced strong absorption radii. Secondary beams from 55Mn fragmentation.
doi: 10.1103/PhysRevC.60.034614
1999MA63 Phys.Rev. C60, 034615 (1999) F.Marechal, T.Suomijarvi, Y.Blumenfeld, A.Azhari, E.Bauge, D.Bazin, J.A.Brown, P.D.Cottle, J.P.Delaroche, M.Fauerbach, M.Girod, T.Glasmacher, S.E.Hirzebruch, J.K.Jewell, J.H.Kelley, K.W.Kemper, P.F.Mantica, D.J.Morrissey, L.A.Riley, J.A.Scarpaci, H.Scheit, M.Steiner Proton Scattering by Short Lived Sulfur Isotopes NUCLEAR REACTIONS 1H(40S, 40S'), E=30 MeV/nucleon; measured recoil proton spectra, σ(θ). 40S deduced excited levels, deformation. 32,34,36,38,40S(p, p'), E ≈ 30 MeV; calculated σ(E, θ). NUCLEAR STRUCTURE 32,34,36,38,40S; calculated neutron, proton densities, transition densities, deformation. Microscopic approach.
doi: 10.1103/PhysRevC.60.034615
1999MA89 Phys.Rev. C60, 064623 (1999) F.Marechal, T.Suomijarvi, Y.Blumenfeld, A.Azhari, D.Bazin, J.A.Brown, P.D.Cottle, M.Fauerbach, T.Glasmacher, S.E.Hirzebruch, J.K.Jewell, J.H.Kelley, K.W.Kemper, P.F.Mantica, D.J.Morrissey, L.A.Riley, J.A.Scarpaci, H.Scheit, M.Steiner Proton Scattering from the Unstable Neutron-Rich Nucleus 43Ar NUCLEAR REACTIONS 1H(43Ar, 43Ar'), E=33 MeV/nucleon; measured σ(E, θ). 43Ar level deduced possible J, π, deformation. Secondary beam from 48Ca fragmentation. Comparison with neighboring isotopes. DWBA calculations.
doi: 10.1103/PhysRevC.60.064623
1998BA28 Phys.Rev. C57, 2156 (1998) D.Bazin, W.Benenson, B.A.Brown, J.Brown, B.Davids, M.Fauerbach, P.G.Hansen, P.Mantica, D.J.Morrissey, C.F.Powell, B.M.Sherrill, M.Steiner Probing the Halo Structure of 19,17,15C and 14B NUCLEAR REACTIONS Ta, Be(15C, n14C), (17C, n16C), (19C, n18C), (14B, n13B), E ≈ 85 MeV/nucleon; measured core fragments parallel momenta; deduced breakup σ, role of core excitations. 15,17,19C, 14B deduced neutron halo features. Secondary beams from 18O, 40Ar fragmentation.
doi: 10.1103/PhysRevC.57.2156
1998BU11 Phys.Rev.Lett. 81, 61 (1998) J.E.Bush, P.A.Hausladen, D.P.Balamuth, K.R.Pohl, D.Bazin, J.A.Brown, J.A.Caggiano, L.L.Chen, B.S.Davids, D.J.Morrissey, B.M.Sherrill, M.Thoennessen Breakup of 11Be: Prompt or delayed ? NUCLEAR REACTIONS Be, 197Au(11Be, n10Be), (11Be, 11Be), E=41.7 MeV/nucleon; measured fragment σ(E, θ), (fragment)γ-coin; deduced no reacceleration effect.
doi: 10.1103/PhysRevLett.81.61
1998CH20 Nucl.Phys. A637, 3 (1998) M.Chartier, W.Mittig, N.A.Orr, J.-C.Angelique, G.Audi, J.-M.Casandjian, A.Cunsolo, C.Donzaud, A.Foti, A.Lepine-Szily, M.Lewitowicz, S.Lukyanov, M.Mac Cormick, D.J.Morrissey, A.N.Ostrowski, B.M.Sherrill, C.Stephan, T.Suomijarvi, L.Tassan-Got, D.J.Vieira, A.C.C.Villari, J.M.Wouters The Masses of 70,71Se NUCLEAR REACTIONS Ni(78Kr, X), E=73 MeV/nucleon; measured fragments magnetic rigidity, time of flight. 70,71Se deduced mass excesses. Stripping technique for purification of secondary beam. ATOMIC MASSES Ni(78Kr, X), E=73 MeV/nucleon; measured fragments magnetic rigidity, time of flight. 70,71Se deduced mass excesses. Stripping technique for purification of secondary beam.
doi: 10.1016/S0375-9474(98)00228-0
1998HU08 Phys.Rev. C57, R2790 (1998) M.Huhta, P.F.Mantica, D.W.Anthony, B.A.Brown, B.S.Davids, R.W.Ibbotson, D.J.Morrissey, C.F.Powell, M.Steiner Anomalous p-Shell Isoscalar Magnetic Moments: Remeasurement of 9C and the Influence of Isospin Nonconservation RADIOACTIVITY 9C(β+) [from 20Ne fragmentation]; measured β-NMR. 9C deduced μ, spin expectation value. NUCLEAR STRUCTURE 9C, 9Li, 13O, 13B; calculated μ, spin expectation values; deduced isospin-nonconserving interactions role. Shell model.
doi: 10.1103/PhysRevC.57.R2790
1998IB01 Phys.Rev.Lett. 80, 2081 (1998) R.W.Ibbotson, T.Glasmacher, B.A.Brown, L.Chen, M.J.Chromik, P.D.Cottle, M.Fauerbach, K.W.Kemper, D.J.Morrissey, H.Scheit, M.Thoennessen Quadrupole Collectivity in 32,34,36,38Si and the N = 20 Shell Closure NUCLEAR REACTIONS 197Au(32Si, 32Si'), (34Si, 34Si'), (36Si, 36Si'), (38Si, 38Si'), (40Ar, 40Ar'), E=37.4-48.2 MeV/nucleon; measured Eγ, Iγ following projectile Coulomb excitation. 32,34,36,38Si, 40Ar deduced 2+ level energies, excitation σ, B(E2), deformation.
doi: 10.1103/PhysRevLett.80.2081
1998SO11 Phys.Rev. C57, 3129 (1998) G.A.Souliotis, K.Hanold, W.Loveland, I.Lhenry, D.J.Morrissey, A.C.Veeck, G.J.Wozniak Heavy Residue Formation in 20 MeV/nucleon 197Au-12C and 197Au-27Al Collisions NUCLEAR REACTIONS 12C, 27Al(197Au, X), E=20 MeV/nucleon; measured fragments isotopic yields vs momentum transfer, velocity distributions; deduced fission delay times. Comparison with statistical models. Fragment separator.
doi: 10.1103/PhysRevC.57.3129
1998ZE01 Phys.Rev. C57, 959 (1998) P.D.Zecher, A.Galonsky, S.J.Gaff, J.J.Kruse, G.Kunde, E.Tryggestad, J.Wang, R.E.Warner, D.J.Morrissey, K.Ieki, Y.Iwata, F.Deak, A.Horvath, A.Kiss, Z.Seres, J.J.Kolata, J.von Schwarzenberg, H.Schelin Measurement of the 8Li(n, γ)9Li Cross Section at Astrophysical Energies by Reverse Kinematics NUCLEAR REACTIONS U, Pb(9Li, n8Li), E=30 MeV/nucleon; measured σ. 8Li(n, γ), E=0.25, 0.75 MeV; deduced σ upper limit. Astrophysical implications discussed. Radioactive beam.
doi: 10.1103/PhysRevC.57.959
1997FA11 Phys.Rev. C56, R1 (1997) M.Fauerbach, M.J.Chromik, T.Glasmacher, P.G.Hansen, R.W.Ibbotson, D.J.Morrissey, H.Scheit, P.Thirolf, M.Thoennessen Coulomb Excitation of the One-Neutron Halo Nucleus 11Be NUCLEAR REACTIONS 208Pb, 197Au, C, 9Be(11Be, 11Be'), E=57-60 MeV/nucleon; measured Eγ, Iγ, γ(11Be)-coin following projectile Coulomb excitation. 11Be deduced level B(E1), nuclear contributions to excitation σ.
doi: 10.1103/PhysRevC.56.R1
1997GL02 Phys.Lett. 395B, 163 (1997) T.Glasmacher, B.A.Brown, M.J.Chromik, P.D.Cottle, M.Fauerbach, R.W.Ibbotson, K.W.Kemper, D.J.Morrissey, H.Scheit, D.W.Sklenicka, M.Steiner Collectivity in 44S NUCLEAR REACTIONS 197Au(44S, 44S'), E ≈ 35 MeV/nucleon; measured Eγ, Iγ, γ(particle)-coin following Coulomb excitation. 44S deduced level, J, π, B(λ).
doi: 10.1016/S0370-2693(97)00077-4
1997KE07 Phys.Rev. C56, R1206 (1997) J.H.Kelley, T.Suomijarvi, S.E.Hirzebruch, A.Azhari, D.Bazin, Y.Blumenfeld, J.A.Brown, P.D.Cottle, S.Danczyk, M.Fauerbach, T.Glasmacher, J.K.Jewell, K.W.Kemper, F.Marechal, D.J.Morrissey, S.Ottini, J.A.Scarpaci, P.Thirolf Proton Scattering on the Unstable 38S Nucleus: Isovector contribution to the 21+ State NUCLEAR REACTIONS 1H(38S, 38S'), (38S, 38S), E=39 MeV/nucleon; measured σ(θ). 38S level deduced, β2 isovector contribution. Radioactive beam, CH2 target.
doi: 10.1103/PhysRevC.56.R1206
1997LI15 Phys.Rev. C56, 250 (1997) I.Licot, N.Added, N.Carlin, G.M.Crawley, S.Danczyk, J.Finck, D.Hirata, H.Laurent, D.J.Morrissey, M.M.de Moura, H.R.Schelin, J.Stasko, M.Steiner, A.A.P.Suaide, A.Szanto de Toledo, E.M.Szanto, M.Thoennessen, J.A.Winger Reaction Cross Sections and Radii for f-p Shell Exotic Neutron-Rich Nuclei NUCLEAR REACTIONS, ICPND Si(41Ar, X), (42Ar, X), (43Ar, X), (44Ar, X), (45Ar, X), (46Ar, X), (44K, X), (45K, X), (46K, X), (47K, X), (48K, X), (49K, X), (46Ca, X), (47Ca, X), (48Ca, X), (49Ca, X), (50Ca, X), (51Ca, X), (49Sc, X), (50Sc, X), (51Sc, X), (52Sc, X), (53Sc, X), E=52-69 MeV/nucleon; measured reaction σ. 41,42,43,44,45,46Ar, 44,45,46,47,48,49K, 46,47,48,49,50,51Ca, 49,50,51,52,53Sc deduced strong absorption radii, neutron separation energies. Comparison to Glauber model, RMF theory.
doi: 10.1103/PhysRevC.56.250
1997LO11 J.Phys.(London) G23, 1251 (1997) W.Loveland, K.E.Zyromski, G.A.Souliotis, D.J.Morrissey, C.F.Powell, O.Batenkov, K.Aleklett, R.Yanez, I.Forsberg Fusion Enhancement with Neutron-Rich Radioactive Beams NUCLEAR REACTIONS, ICPND 181Ta(32S, X), (32S, F), E(cm)=120-260 MeV; 181Ta(38S, X), (38S, F), E(cm)=120-220 MeV; measured fusion, fission σ; deduced heavy elements systhesis implications. Coupled-channels calculations. Radioactive beam.
doi: 10.1088/0954-3899/23/10/012
1997MA21 Phys.Rev. C55, 2501 (1997) P.F.Mantica, R.W.Ibbotson, D.W.Anthony, M.Fauerbach, D.J.Morrissey, C.F.Powell, J.Rikovska, M.Steiner, N.J.Stone, W.B.Walters Sign Dependence of Spin Polarization for Secondary Fragments Produced following Intermediate-Energy Projectile Fragmentation RADIOACTIVITY 12B(β-) [from 93Nb(18O, X), E=80 MeV/nucleon]; measured Eβ, β(θ), polarized nuclei. 12B deduced μ, spin polarization characteristics.
doi: 10.1103/PhysRevC.55.2501
1997MI07 Nucl.Phys. A616, 329c (1997) W.Mittig, M.Chartier, J.C.Angelique, G.Audi, J.M.Casandjian, A.Cunsolo, C.Donzaud, M.Chabert, J.Ferme, L.K.Fifield, A.Foti, A.Gillibert, A.Lepine-Szily, M.Lewitowicz, S.Lukyanov, M.Mac Cormick, D.J.Morrissey, M.H.Moscatello, O.H.Odland, N.A.Orr, A.Ostrowski, G.Politi, C.Spitaels, B.M.Sherrill, C.Stephan, T.Suomijarvi, L.Tassan-Got, D.J.Vieira, A.C.C.Villari, J.M.Wouters Mass Measurements Near N = Z NUCLEAR REACTIONS Ni(78Kr, X), E=73 MeV/nucleon; measured fragment tof; deduced secondary beams (with mass ≈ 60-80) production related features. 58Ni(50Cr, X), E=5.1 MeV/nucleon; measured fragment tof; deduced 100Sn production σ. 100Cd, 100Sn, 100In deduced masses relative to 100Ag. Pure secondary beams from ions stripping technique, α-, SPEG spectrometers.
doi: 10.1016/S0375-9474(97)00104-8
1997MO07 Nucl.Phys. A616, 45c (1997) The Coupled Cyclotron Project at the NSCL
doi: 10.1016/S0375-9474(97)00073-0
1997MO35 Nucl.Phys. A627, 222 (1997) D.J.Morrissey, K.N.McDonald, D.Bazin, B.A.Brown, R.Harkewicz, N.A.Orr, B.M.Sherrill, G.A.Souliotis, M.Steiner, J.A.Winger, S.J.Yennello, B.M.Young, S.Lukyanov, G.Chubarian, Yu.Ts.Oganessian Single Neutron Emission following 11Li β-Decay RADIOACTIVITY 11Li(β-n) [from Be(18O, X), E=80 MeV/nucleon]; measured β-delayed En, In, Eγ, Iγ, T1/2. 11Be deduced levels, branching ratios, Gamow-Teller strength distributions, 11Li neutron halo dependence. Isotope separation, tof.
doi: 10.1016/S0375-9474(97)00410-7
1997RA22 Nucl.Phys. A621, 215c (1997) G.Raimann, M.J.Balbes, R.N.Boyd, D.Cano-Ott, R.Collatz, A.Guglielmetti, M.Hellstrom, M.Hencheck, Z.Hu, Z.Janas, M.Karny, R.Kirchner, J.Morford, D.J.Morrissey, E.Roeckl, K.Schmidt, J.Szerypo, A.Weber The rp-Process and New Measurements of β-Delayed Proton Decay of Light Ag and Cd Isotopes RADIOACTIVITY 96,98Ag, 98Cd, 114Cs(β+p) [from 50Cr, 58Ni(58Ni, X), E=5.9-6.7 MeV/nucleon]; measured β-particle time distribution, β-delayed proton spectra. 96,98Pd, 98Ag deduced proton-branching ratios.
doi: 10.1016/S0375-9474(97)00241-8
1997SO07 Phys.Rev. C55, R2146 (1997) G.A.Souliotis, W.Loveland, K.E.Zyromski, G.J.Wozniak, D.J.Morrissey, J.O.Liljenzin, K.Aleklett Production of Neutron Rich Nuclides and Radioactive Beams by Intermediate Energy 238U Fission NUCLEAR REACTIONS, ICPND 208Pb(238U, F)106Zr/107Zr/111Mo/114Tc/116Ru/117Ru/118Rh/121Pd/122Pd/125Ag, E=20 MeV/nucleon; measured fragment production σ vs Z, mass for very neutron rich fission fragments; deduced residuals production σ, production rates of radioactive beams of neutron rich nuclei in projectile fragmentation facilities.
doi: 10.1103/PhysRevC.55.R2146
1997SU05 Nucl.Phys. A616, 295c (1997) T.Suomijarvi, J.H.Kelley, S.E.Hirzebruch, A.Azhari, D.Bazin, Y.Blumenfeld, J.A.Brown, P.D.Cottle, S.Danczyk, M.Fauerbach, T.Glasmacher, J.K.Jewell, K.W.Kemper, F.Marechal, D.J.Morrissey, S.Ottini, J.A.Scarpaci, P.Thirolf Elastic and Inelastic Scattering of Protons on 38S in Inverse Kinematics NUCLEAR REACTIONS 1H(38S, 38S), (38S, 38S'), E=39 MeV/nucleon; 1H(40Ar, 40Ar), E=40 MeV/nucleon; measured spectra, σ(θ). 38S deduced 2+ state, β2. Inverse kinematics, recoil protons detected by Si strip telescopes, thin CH2 target.
doi: 10.1016/S0375-9474(97)00100-0
1997SU27 Acta Phys.Hung.N.S. 6, 177 (1997) T.Suomijarvi, J.H.Kelley, S.E.Hirzebruch, A.Azhari, D.Bazin, Y.Blumenfeld, J.A.Brown, P.D.Cottle, S.Danczik, M.Fauerbach, T.Glasmacher, J.K.Jewell, K.W.Kemper, F.Marechal, D.J.Morrissey, S.Ottini, J.A.Scarpaci, P.Thirolf Inelastic Proton Scattering on Neutron-Rich Sulphur Isotopes NUCLEAR REACTIONS 1H(38S, 38S'), E=39 MeV/nucleon; measured proton σ(E, θ). 38S deduced 2+ level deformation, isovector contribution. Secondary beam from 40Ar fragmentation.
1997TO11 Phys.Rev. C56, R2929 (1997) J.A.Tostevin, J.S.Al-Khalili, M.Zahar, M.Belbot, J.J.Kolata, K.Lamkin, D.J.Morrissey, B.M.Sherrill, M.Lewitowicz, A.H.Wuosmaa Elastic and Quasielastic Scattering of 8He from 12C NUCLEAR REACTIONS 12C(8He, 8He), (8He, 8He'), E=60 MeV/nucleon; measured σ(θ); deduced few-body correlations role. Eikonal few-body method. Quasielastic reaction.
doi: 10.1103/PhysRevC.56.R2929
1997ZY01 Phys.Rev. C55, R562 (1997) K.E.Zyromski, W.Loveland, G.A.Souliotis, D.J.Morrissey, C.F.Powell, O.Batenkov, K.Aleklett, R.Yanez, I.Forsberg, M.Sanchez-Vega, J.R.Dunn, B.G.Glagola Fusion Enhancement with Neutron-Rich Radioactive Beams NUCLEAR REACTIONS, ICPND 181Ta(32S, F), E(cm)=150-300 MeV; 181Ta(38S, X), E(cm)=125-220 MeV; measured fusion-fission σ(E); deduced fusion barrier heights.
doi: 10.1103/PhysRevC.55.R562
1996BR30 Phys.Rev. C54, R2105 (1996) J.A.Brown, D.Bazin, W.Benenson, J.Caggiano, M.Fauerbach, M.Hellstrom, J.H.Kelley, R.A.Kryger, R.Pfaff, B.M.Sherrill, M.Steiner, D.J.Morrissey, C.F.Powell Measurement of the 1H(6He, 6Li)n Reaction in Inverse Kinematics NUCLEAR REACTIONS 1H(6He, 6Li), 6He(p, n), E=93 MeV/nucleon; measured σ(θ); deduced B(GT) and ratio of transitions to the ground state and isobaric analog state in 6Li. 6Li levels deduced transition ratios.
doi: 10.1103/PhysRevC.54.R2105
1996FA01 Phys.Rev. C53, 647 (1996) M.Fauerbach, D.J.Morrissey, W.Benenson, B.A.Brown, M.Hellstrom, J.H.Kelley, R.A.Kryger, R.Pfaff, C.F.Powell, B.M.Sherrill New Search for 26O NUCLEAR REACTIONS, ICPND 9Be(40Ar, X)17O/18O/19O/20O/21O/22O/23O/24O, E=90 MeV/nucleon; measured residuals relative production σ for O and P, Si, Al, Mg, Na, Ne, F, N.C.B isotopes; deduced 26O particle unstable characteristics.
doi: 10.1103/PhysRevC.53.647
1996GA08 Nucl.Phys. A599, 353c (1996) A.Galonsky, J.J.Kruse, W.G.Lynch, D.J.Morrissey, N.Orr, J.Ottarson, D.Sackett, B.M.Sherrill, J.Wang, J.Winger, P.Zecher, K.Ieki, Y.Iwata, F.Deak, A.Horvath, A.Kiss, Z.Seres, J.J.Kolata, R.E.Warner, H.Schelin, D.L.Humphrey Soft Dipole Resonance in Exotic Nuclei ( Question ) NUCLEAR REACTIONS Pb(11Li, X), E=30 MeV/nucleon; measured projectile three-body breakup energy spectrum, three-particle momenta; deduced no soft dipole resonance. 11Li deduced no dineutron. Virtual photon induced photodisintegration of 11Li.
doi: 10.1016/0375-9474(96)00078-4
1996HE25 Z.Phys. A356, 229 (1996) M.Hellstrom, Z.Hu, A.Weber, M.Hencheck, M.J.Balbes, R.N.Boyd, D.Cano-Ott, R.Collatz, A.Guglielmetti, Z.Janas, M.Karny, R.Kirchner, J.Morford, D.J.Morrissey, G.Raimann, E.Roeckl, K.Schmidt, J.Szerypo Beta-Delayed Proton Emission Around N = 50 and the rp-Process RADIOACTIVITY 96,98Ag, 98Cd(β+p) [from 50Cr(58Ni, X), E=5.9-6.7 MeV/nucleon]; measured β-delayed proton, γ spectra; deduced β-delayed proton branching ratios.
doi: 10.1007/s002180050171
1996IE01 Phys.Rev. C54, 1589 (1996) K.Ieki, A.Galonsky, D.Sackett, J.J.Kruse, W.G.Lynch, D.J.Morrissey, N.A.Orr, B.M.Sherrill, J.A.Winger, F.Deak, A.Horvath, A.Kiss, Z.Seres, J.J.Kolata, R.E.Warner, D.L.Humphrey Is There a Bound Dineutron in 11Li ( Question ) NUCLEAR REACTIONS 208Pb(11Li, 2n9Li), E=28 MeV/nucleon; measured 9Li(2n)-coin; deduced angular correlation between two neutrons in the rest frame of 11Li. 11Li level deduced no bound dineutron evidence.
doi: 10.1103/PhysRevC.54.1589
1996KE16 Phys.Rev.Lett. 77, 5020 (1996) J.H.Kelley, S.M.Austin, A.Azhari, D.Bazin, J.A.Brown, H.Esbensen, M.Fauerbach, M.Hellstrom, S.E.Hirzebruch, R.A.Kryger, D.J.Morrissey, R.Pfaff, C.F.Powell, E.Ramakrishnan, B.M.Sherrill, M.Steiner, T.Suomijarvi, M.Thoennessen Study of the Breakup Reaction 8B → 7Be + p: Absorption effects and E2 strength NUCLEAR REACTIONS 9Be, 197Au(8B, p7Be), E=41 MeV/nucleon; measured parallel, transverse momenta. Models comparison.
doi: 10.1103/PhysRevLett.77.5020
1996PF01 Phys.Rev. C53, 1753 (1996) R.Pfaff, D.J.Morrissey, W.Benenson, M.Fauerbach, M.Hellstrom, C.F.Powell, B.M.Sherrill, M.Steiner, J.A.Winger Fragmentation of 78Kr Projectiles NUCLEAR REACTIONS, ICPND 58Ni(78Kr, X), E=75 MeV/nucleon; measured fragment mass distribution for Zn, Sr, Ga, Ge, As, Se, Br, Kr, Rb isotopes, production σ vs mass. 69Br deduced particle instability. Other data, intranuclear cascade model comparisons, projectile fragmentation.
doi: 10.1103/PhysRevC.53.1753
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