NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = J.Johnstone Found 5 matches. 2023HU12 Phys.Rev. C 107, 064612 (2023) S.Hudan, J.E.Johnstone, R.Kumar, R.T.deSouza, J.Allen, D.W.Bardayan, D.Blankstein, C.Boomershine, S.Carmichael, A.Clark, S.Coil, S.L.Henderson, P.D.O'Malley, W.W.von Seeger Quantifying resonance behavior in the fusion of 17O with 12C at above-barrier energies NUCLEAR REACTIONS 12C(17O, X)29Si, E=47, 47.5, 48, 55 MeV; measured reaction products, evaporation residues, charged particles; deduced fusion excitation functions, fusion σ(E). Comparison to other experimental data including fusion data on 17F+12C system. Systematics of the fusion σ for 16,17,18,19+12C systems. Gas filled (CH4) active target MuSIC@Indiana at the University of Notre Dame Nuclear Science Laboratory.
doi: 10.1103/PhysRevC.107.064612
2022JO04 Phys.Rev. C 106, L011603 (2022) J.E.Johnstone, V.Singh, R.Giri, S.Hudan, J.Vadas, R.T.deSouza, D.Ackermann, A.Chbihi, Q.Hourdille, A.Abbott, C.Balhoff, A.Hannaman, A.B.McIntosh, M.Sorensen, Z.Tobin, A.Wakhle, S.J.Yennello, M.A.Famiano, K.W.Brown, C.Santamaria, J.Lubian, H.O.Soler, B.V.Carlson Proton and neutron exchange as a prelude to fusion at near-barrier energies NUCLEAR REACTIONS 39,41,45,47K(28Si, X), 36,44Ar(28Si, X), E(cm)=34-46 MeV; measured reaction products, evaporation residues; deduced fusion excitation functions, fusion σ(E), potential energy surfaces for binary fragments. Comparison to Dirac-Hartree-Bogoliubov (DHB) calculations for the ground state densities used in Sao Paulo fusion model. Radioactive beams of K and Ar ions were produced by the coupled cyclotron facility at MSU-NSCL and thermalized in a linear gas stopper before being reaccelerated by the ReA3 linac.
doi: 10.1103/PhysRevC.106.L011603
2021SI29 Phys.Rev. C 104, L041601 (2021) V.Singh, J.E.Johnstone, R.Giri, S.Hudan, J.Vadas, R.T.deSouza, D.Ackermann, A.Chbihi, Q.Hourdille, A.Abbott, C.Balhoff, A.Hannaman, A.B.McIntosh, M.Sorensen, Z.Tobin, A.Wakhle, S.J.Yennello, M.A.Famiano, K.W.Brown, C.Santamaria, J.Lubian, H.O.Soler, B.V.Carlson Impact of shell structure on the fusion of neutron-rich mid-mass nuclei NUCLEAR REACTIONS 16O(39K, X), (41K, X), (45K, X), (47K, X), (36Ar, X), (44Ar, X), E(cm)=23-33 MeV, [secondary radioactive 45,47K, 44Ar beams from 9Be(48Ca, X), E=140 MeV/nucleon, followed by separation of ions using A1900 at NSCL-MSU facility]; measured reaction products, fusion σ(E); deduced reduced fusion excitation functions; investigated influence of shell effects on fusion of mid-mass nuclei. Comparison of experimental fusion cross sections with Sao Paulo model using Dirac-Hartree-Bogoliubov (DHB) densities, and densities from systematics; deduced over prediction of fusion experimental σ for closed-shell nuclei using DHB densities. 39,41,45,47K, 36,44Ar; predicted DHB density distributions of protons and neutrons. Relevance to importance of understanding shell effects at the saddle point for accurate description of fusion process.
doi: 10.1103/PhysRevC.104.L041601
1985GE03 Phys.Rev. C32, 983 (1985) J.-F.Germond, M.B.Johnson, J.A.Johnstone Diffraction Theory Analysis of Pion Elastic Scattering from the Calcium Isotopes NUCLEAR REACTIONS 40,42,44,48Ca(π+, π+), (π-, π-), E=180 MeV; analyzed σ(θ); deduced pion-isobar resonance dynamics. Coulomb corrected impact parameters. 42,44,48Ca deduced proton density relative to 40Ca. Diffraction theory.
doi: 10.1103/PhysRevC.32.983
1980BA45 Phys.Lett. B97, 45 (1980) B.M.Barnett, W.Gyles, R.R.Johnson, K.L.Erdman, J.Johnstone, J.J.Kraushaar, S.Lepp, T.G.Masterson, E.Rost, D.R.Gill, A.W.Thomas, J.Alster, I.Navon, R.H.Landau Proton Radii Determinations from the Ratio of π+ Elastic Scattering from 11B and 12C NUCLEAR REACTIONS 12C, 11B(π+, π+), E=38.6, 47.7 MeV; measured σ(θ). 12C, 11B deduced rms charge radii differences.
doi: 10.1016/0370-2693(80)90543-2
Back to query form Note: The following list of authors and aliases matches the search parameter J.Johnstone: , J.A.JOHNSTONE, J.E.JOHNSTONE |