NSR Query Results
Output year order : Descending NSR database version of April 24, 2024. Search: Author = N.Curtis Found 111 matches. Showing 1 to 100. [Next]2023LO09 Phys.Lett. B 845, 138149 (2023) J.Lois-Fuentes, B.Fernandez-Dominguez, X.Pereira-Lopez, F.Delaunay, W.N.Catford, A.Matta, N.A.Orr, T.Duguet, T.Otsuka, V.Soma, O.Sorlin, T.Suzuki, N.L.Achouri, M.Assie, S.Bailey, B.Bastin, Y.Blumenfeld, R.Borcea, M.Caamano, L.Caceres, E.Clement, A.Corsi, N.Curtis, Q.Deshayes, F.Farget, M.Fisichella, G.de France, S.Franchoo, M.Freer, J.Gibelin, A.Gillibert, G.F.Grinyer, F.Hammache, O.Kamalou, A.Knapton, Tz.Kokalova, V.Lapoux, B.Le Crom, S.Leblond, F.M.Marques, P.Morfouace, J.Pancin, L.Perrot, J.Piot, E.Pollacco, D.Ramos, D.Regueira-Castro, C.Rodriguez-Tajes, T.Roger, F.Rotaru, M.Senoville, N.de Sereville, R.Smith, M.Stanoiu, I.Stefan, C.Stodel, D.Suzuki, J.C.Thomas, N.Timofeyuk, M.Vandebrouck, J.Walshe, C.Wheldon Cross-shell states in 15C: A test for p-sd interactions NUCLEAR REACTIONS 2H(16C, t), E=17.2 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced σ(θ), level energies, J, π, experimental level scheme, single-particle strength, normalised spectroscopic factors. Comparison with the ab initio self-consistent Green's function method employing the NNLOsat interaction. TIARA Silicon array, three MUST2 telescopes, GANIL.
doi: 10.1016/j.physletb.2023.138149
2021PI06 Eur.Phys.J. A 57, 150 (2021) S.Pirrie, C.Wheldon, Tz.Kokalova, J.Bishop, Th.Faestermann, R.Hertenberger, H.F.Wirth, S.Bailey, N.Curtis, D.Dell'Aquila, D.Mengoni, R.Smith, D.Torresi, A.Turner Precision branching-ratio measurements in 18O NUCLEAR REACTIONS 12C(7Li, p), E=44 MeV; measured reaction products; deduced energy levels, J, π, branching ratios, resonance parameters. Comparison with available data, Monte-Carlo techniques, Q3D magnetic spectrograph.
doi: 10.1140/epja/s10050-021-00431-w
2020PE15 Phys.Lett. B 811, 135939 (2020) X.Pereira-Lopez, B.Fernandez-Dominguez, F.Delaunay, N.L.Achouri, N.A.Orr, W.N.Catford, M.Assie, S.Bailey, B.Bastin, Y.Blumenfeld, R.Borcea, M.Caamano, L.Caceres, E.Clement, A.Corsi, N.Curtis, Q.Deshayes, F.Farget, M.Fisichella, G.de France, S.Franchoo, M.Freer, J.Gibelin, A.Gillibert, G.F.Grinyer, F.Hammache, O.Kamalou, A.Knapton, T.Kokalova, V.Lapoux, J.A.Lay, B.Le Crom, S.Leblond, J.Lois-Fuentes, F.M.Marques, A.Matta, P.Morfouace, A.M.Moro, T.Otsuka, J.Pancin, L.Perrot, J.Piot, E.Pollacco, D.Ramos, C.Rodriguez-Tajes, T.Roger, F.Rotaru, M.Senoville, N.de Sereville, R.Smith, O.Sorlin, M.Stanoiu, I.Stefan, C.Stodel, D.Suzuki, T.Suzuki, J.C.Thomas, N.Timofeyuk, M.Vandebrouck, J.Walshe, C.Wheldon Low-lying single-particle structure of 17C and the N=14 sub-shell closure NUCLEAR REACTIONS 2H(16C, p)17C, E=17.2 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced σ(θ), γ-ray energies, J, π, level scheme, spectroscopic factors. Comparison with shell model and particle-core model calculations.
doi: 10.1016/j.physletb.2020.135939
2020PI14 Phys.Rev. C 102, 064315 (2020) S.Pirrie, C.Wheldon, Tz.Kokalova, J.Bishop, Th.Faestermann, R.Hertenberger, H.-F.Wirth, S.Bailey, N.Curtis, D.Dell'Aquila, D.Mengoni, R.Smith, D.Torresi, A.Turner Search for evidence of rotational cluster bands in 18O NUCLEAR REACTIONS 12C(7Li, p)18O*, E=44.0 MeV; measured reaction products, recoil protons, (18O break-up particle)α-coin using the Q3D magnetic spectrograph, and the Birmingham large-angular-coverage DSSD array at the Maier-Leibnitz Laboratory (MLL) in Garching. 18O; deduced levels, J, π, total widths, Γα/Γ branching ratios, barrier penetration, θα2, bands, no evidence of consistent (14C+α or 12C+2n+α) cluster structure for any of the bands. Comparison with previous experimental results.
doi: 10.1103/PhysRevC.102.064315
2019BA45 Phys.Rev. C 100, 051302 (2019) S.Bailey, T.Kokalova, M.Freer, C.Wheldon, R.Smith, J.Walshe, N.Curtis, N.Soic, L.Prepolec, V.Tokic, F.M.Marques, L.Achouri, F.Delaunay, Q.Deshayes, M.Parlog, B.Fernandez-Dominguez, B.Jacquot, A.Soylu Extracting the spectral signature of α clustering in 44, 48, 52Ti using a continuous wavelet transform NUCLEAR REACTIONS 4He(40Ca, α)44Ti*, E=180 MeV; 4He(44Ca, α)48Ti*, E=207 MeV; 4He(48Ca, α)52Ti*, E=234 MeV; measured scattered α particles, Eα, Iα, differential σ using double-sided silicon strip detectors at the GANIL radioactive beam facility; deduced continuous wavelet transform (CWT) of the measured spectra, and compared with simulated spectra using the simplified R matrix for spinless particles. 44Ti; deduced high-lying α-clustered levels J, π and compared with previous measurements. Present technique combined thick target inverse kinematics (TTIK) approach and the resonant scattering measurements with the continuous wavelet transform (CWT).
doi: 10.1103/PhysRevC.100.051302
2019BI05 Phys.Rev. C 100, 034320 (2019) J.Bishop, Tz.Kokalova, M.Freer, L.Acosta, M.Assie, S.Bailey, G.Cardella, N.Curtis, E.De Filippo, D.Dell'Aquila, S.De Luca, L.Francalanza, B.Gnoffo, G.Lanzalone, I.Lombardo, N.S.Martorana, S.Norella, A.Pagano, E.V.Pagano, M.Papa, S.Pirrone, G.Politi, F.Rizzo, P.Russotto, L.Quattrocchi, R.Smith, I.Stefan, A.Trifiro, M.Trimarchi, G.Verde, M.Vigilante, C.Wheldon Experimental investigation of α condensation in light nuclei NUCLEAR REACTIONS 12C(16O, 28Si)4He/6Li/7Li/7Be/9Be/10B/11B/11C/12C/13C/11N/12C/15O/15N/16O/F/Ne/20Ne/24Mg/28Si, E=160, 280, 400 MeV from the K800 cyclotron at the LNS-Catania accelerator facility; measured reaction product yields, σ, Eα, Iα using the Charged Heavy Ion Mass and Energy Resolving Array (CHIMERA) and Femtoscope Array for Correlation and Spectroscopy (FARCOS); deduced raw α-particle multiplicity, particle-identification plots (PIDs), interaction time plot, distribution of α-particle energies, excitation functions, Q values for different reaction channels, branching ratios for the 7-α breakup modes. Experiments aimed at search for α-gas states in 12C, 16O, 20Ne, 24Mg, 28Si. Results described by a hybrid of sequential decays and multiparticle breakup mechanisms, as no signatures for α condensation observed. Comparison of measured yields to the extended Hauser-Feshbach (EHF), and comparison of 7-α particle states to Fermi breakup model predictions.
doi: 10.1103/PhysRevC.100.034320
2019LA03 J.Phys.(London) G46, 03LT02 (2019) B.Laurent, F.M.Marques, C.Angulo, N.I.Ashwood, M.J.G.Borge, V.Bouchat, W.N.Catford, N.M.Clarke, N.Curtis, M.Freer, F.Hanappe, V.Kinnard, M.Labiche, T.Materna, P.McEwan, T.Nilsson, A.Ninane, G.Normand, N.A.Orr, S.D.Pain, E.Prokhorova, L.Stuttge, C.Timis Chronology of the three-body dissociation of 8He NUCLEAR REACTIONS C, Pb(8He, 2n), E=15 MeV/nucleon; measured reaction products, En, In; deduced decay energy, density distributions, Dalitz plots, two-neutron correlation function.
doi: 10.1088/1361-6471/ab02c3
2017FR09 Phys.Lett. B 775, 58 (2017) M.Freer, N.I.Ashwood, N.L.Achouri, W.N.Catford, N.Curtis, F.Delaunay, H.Al Falou, F.M.Marques, T.Munoz-Britton, N.A.Orr, R.Raabe, N.Soic, J.S.Thomas, C.Wheldon, V.A.Ziman Elastic scattering of 8He + 4He and two-neutron transfer and the influence of resonances in 12Be NUCLEAR REACTIONS 4He(8He, 8He), E=20, 24 MeV; measured reaction products, Eα, Iα. 8He, 12Be; deduced σ(θ), halo. Comparison with generalized two-centre cluster model (GTCM) calculations.
doi: 10.1016/j.physletb.2017.10.063
2017SM03 Phys.Rev.Lett. 119, 132502 (2017) R.Smith, Tz.Kokalova, C.Wheldon, J.E.Bishop, M.Freer, N.Curtis, D.J.Parker New Measurement of the Direct 3α Decay from the 12C Hoyle State NUCLEAR REACTIONS 12C(α, 3α)4He, E=40 MeV; measured reaction products, Eα, Iα; deduced Dalitz plots, upper limit for the rare direct 3α decay branch. Comparison with theoretical calculations.
doi: 10.1103/physrevlett.119.132502
2017TO06 Acta Phys.Pol. B48, 319 (2017) V.Tokic, N.Soic, S.Blagus, S.Fazinic, D.Jelavic-Malenica, T.Mijatovic, D.Miljanic, L.Prepolec, N.Skukan, S.Szilner, M.Uroic, M.Milin, A.Di Pietro, P.Figuera, J.P.Fernandez-Garcia, M.Fisichella, M.Lattuada, V.Scuderi, E.Strano, D.Torresi, S.Bailey, N.Curtis, M.Freer, R.Smith, J.Walshe, V.Ziman, L.Acosta, I.Martel, G.Marquinez-Duran, A.M.Sanchez-Benitez, E.Fioretto Structure of 24Mg Excited States and Their Influence on Nucleosynthesis NUCLEAR REACTIONS 12C(16O, α)24Mg, E=94 MeV; measured decay channels of 24Mg (emission of α, proton, breakup to 12C+12C and to 8Be+16O). 24Mg; deduced excitation energies of resonances. 4He(20Ne, α)20Ne, E=44, 52, 60 MeV; measured reaction products. 24Mg; deduced σ(θ), resonances; calculated σ(θ) using R-matrix fit to the data at 44 MeV. Further R-matrix calculations in progress.
doi: 10.5506/APhysPolB.48.319
2017TO14 Phys.Rev. C 96, 044317 (2017) D.Torresi, C.Wheldon, Tz.Kokalova, S.Bailey, A.Boiano, C.Boiano, M.Fisichella, M.Mazzocco, C.Parascandolo, D.Pierroutsakou, E.Strano, M.Zadro, M.Cavallaro, S.Cherubini, N.Curtis, A.Di Pietro, J.P.Fernandez-Garcia, P.Figuera, T.Glodariu, J.Grebosz, M.La Cognata, M.La Commara, M.Lattuada, D.Mengoni, R.G.Pizzone, C.Signorini, C.Stefanini, L.Stroe, C.Spitaleri Evidence for 15O + α resonance structures in 19Ne via direct measurement NUCLEAR REACTIONS 4He(15O, α), E=28.5 MeV, [secondary 15O beam from 1H(15N, 15O), E=80 MeV primary reaction at LNL-XTU, Legnaro tandem Van de Graaff accelerator; measured Eα, Iα using a double-sided silicon strip detector (DSSSD), absolute differential cross sections. 19Ne; deduced levels, resonances, J, π, Γα, total Γ, partial decay branches, reduced α-widths, 15O+α rotational band, cluster structure using R-matrix analysis with AZURE2 code. Comparison with previous experimental results, and with potential model calculation using the well-known 16O+α cluster band configurations. Relevance to α branching ratio in the astrophysical reaction rate for high-spin near-threshold resonances.
doi: 10.1103/PhysRevC.96.044317
2016CU02 Phys.Rev. C 94, 034313 (2016) N.Curtis, S.Almaraz-Calderon, A.Aprahamian, N.I.Ashwood, M.Barr, B.Bucher, P.Copp, M.Couder, X.Fang, M.Freer, G.Goldring, F.Jung, S.R.Lesher, W.Lu, J.D.Malcolm, A.Roberts, W.P.Tan, C.Wheldon, V.A.Ziman 8Be + 8Be and 12C + α breakup states in 16O populated via the 13C(4He, 4α)n reaction NUCLEAR REACTIONS 13C(α, 16O), E=22.0, 27.0, 27.5, 28.0 MeV; measured reaction products using four position-sensitive double-sided Si strip detectors, at Notre Dame FN Tandem accelerator facility. 16O; deduced levels identified through the 8Be+8Be and 12C*+α channels, J, π, centroids, cross sections. Comparison with previous studies using 12C(α, 8Be)8Be and 12C(16O, 4α)12C reactions. Relevance to 4α chain structure in 16O.
doi: 10.1103/PhysRevC.94.034313
2016SM02 Phys.Rev. C 94, 014320 (2016) R.Smith, C.Wheldon, M.Freer, N.Curtis, Tz.Kokalova, S.Almaraz-Calderon, A.Aprahamian, N.I.Ashwood, M.Barr, B.Bucher, P.Copp, M.Couder, X.Fang, G.Goldring, F.Jung, S.R.Lesher, W.Lu, J.D.Malcolm, A.Roberts, W.P.Tan, V.A.Ziman Evidence for a 3.8 MeV state in 9Be NUCLEAR REACTIONS 9Be(α, n3α), E=22, 26 MeV; measured Eα, Iα using an array of double-sided silicon strip detectors (DSSSDs) at the Notre Dame FN Tandem Van de Graaff accelerator facility; extracted sum energy spectra for all four final-state particles, assumed to be 3α+n, 9Be excitation spectrum. 9Be; deduced levels, new state at 3.8 MeV, J, π, width, ratios of reduced widths to Wigner limits (decays to 8Be ground state). 9Be, 9B; comparison of levels and widths in mirror nuclei.
doi: 10.1103/PhysRevC.94.014320
2016WA29 Phys.Rev. C 94, 054304 (2016) J.Walshe, M.Freer, C.Wheldon, A.Soylu, N.L.Achouri, N.I.Ashwood, W.N.Catford, I.C.Celik, N.Curtis, F.Delaunay, B.Fernandez-Dominguez, L.Grassi, Tz.Kokalova, F.M.Marques, N.A.Orr, L.Prepolec, V.Scuderi, N.Soic, V.Tokic Experimental study of high-lying states in 28Mg using the resonant elastic scattering of α particles NUCLEAR REACTIONS 4He(24Ne, α), E=3.8 MeV/nucleon, [24Ne secondary beam from C(26Mg, X), E=E=82 MeV/nucleon at GANIL facility]; measured Eα, Iα, σ(Eα, θ) using thick target in inverse kinematics (TTIK) technique. 28Mg; deduced levels, resonances, J, π, α and total widths, ratio of reduced width to the Wigner limit. R-Matrix analysis using AZURE2 code. Comparisons with theoretical calculations of widths using the code GAMOW.
doi: 10.1103/PhysRevC.94.054304
2015WH01 Phys.Rev. C 91, 024308 (2015) C.Wheldon, Tz.Kokalova, M.Freer, J.Walshe, R.Hertenberger, H.-F.Wirth, N.I.Ashwood, M.Barr, N.Curtis, Th.Faestermann, R.Lutter, J.D.Malcolm, D.J.Marin-Lambarri Spectroscopy of 9B via high-resolution ejectile-tagged recoil break-up NUCLEAR REACTIONS 9Be(3He, t)9B*, E=33 MeV; measured particle spectra, (9B breakup products)(triton)-coin using Munich-Q3D spectrograph at the MLL tandem Van de Graaff accelerator facility. 9B; deduced levels, J, π, total and partial widths for 8Be+p and 5Li+α channels. Comparison with earlier experimental results.
doi: 10.1103/PhysRevC.91.024308
2014FR14 Phys.Rev. C 90, 054324 (2014) M.Freer, J.D.Malcolm, N.L.Achouri, N.I.Ashwood, D.W.Bardayan, S.M.Brown, W.N.Catford, K.A.Chipps, J.Cizewski, N.Curtis, K.L.Jones, T.Munoz-Britton, S.D.Pain, N.Soic, C.Wheldon, G.L.Wilson, V.A.Ziman Resonances in 14C observed in the 4He(10Be, α)10Be reaction NUCLEAR REACTIONS 4He(10Be, α), E=25, 27, 29, 32, 34, 38, 40, 44, 48 MeV; measured Eα, Iα, resonant scattering yields, angular distributions at HRIBF-ORNL accelerator facility. 14C; deduced levels, resonances, J, π, widths using R-matrix analysis, 10Be+α cluster bands; compiled data on α-decaying resonances from 14.3 to 25.0 MeV excitation energy from the present and previous experiments.
doi: 10.1103/PhysRevC.90.054324
2014RA07 Phys.Rev. C 89, 034320 (2014) G.Randisi, A.Leprince, H.Al Falou, N.A.Orr, F.M.Marques, N.L.Achouri, J.-C.Angelique, N.Ashwood, B.Bastin, T.Bloxham, B.A.Brown, W.N.Catford, N.Curtis, F.Delaunay, M.Freer, E.de Goes Brennand, P.Haigh, F.Hanappe, C.Harlin, B.Laurent, J.-L.Lecouey, A.Ninane, N.Patterson, D.Price, L.Stuttge, J.S.Thomas Structure of 13Be probed via secondary-beam reactions NUCLEAR REACTIONS 12C(14B, 13Be), (15B, 13Be), [14,15B secondary beams from 9Be(18O, X), E=55 MeV/nucleon primary reaction], E=35 MeV/nucleon; measured reaction products, (12Be)n-, (fragment)γ-coin, Iγ using LISE spectrometer, Si-Si-CsI(TI) telescope, DEMON array at GANIL facility; deduced neutron energy spectrum; reconstructed 12Be+n, 6He+n, 12Be+n+n decay spectra from breakup of 14B and 15B. C(14B, X)9Be/10Be/11Be/12Be; measured (particle)n-coin; deduced yields. 13Be; deduced levels, J, π, resonances, width, relative population strengths. Comparison with shell-model calculations, and with previous experimental results.
doi: 10.1103/PhysRevC.89.034320
2013CU04 Phys.Rev. C 88, 064309 (2013) N.Curtis, S.Almaraz-Calderon, A.Aprahamian, N.I.Ashwood, M.Barr, B.Bucher, P.Copp, M.Couder, X.Fang, M.Freer, G.Goldring, F.Jung, S.R.Lesher, W.Lu, J.D.Malcolm, A.Roberts, W.P.Tan, C.Wheldon, V.A.Ziman Investigation of the 4α linear chain state in 16O NUCLEAR REACTIONS 12C(α, 8Be)8Be, (α, 12C), [12C* decaying to 8Be+α], E=12.2-20.0 MeV; measured Eα, Iα, α(θ), αα-coin, σ(E, θ) at Notre Dame FN tandem facility. Phase shift analysis of σ(θ) data. 16O; deduced levels, resonances, J. Comparison with previous experimental results. No evidence found for rigid, 4α-linear chain in 16O.
doi: 10.1103/PhysRevC.88.064309
2013KO15 Phys.Rev. C 87, 057309 (2013) Tz.Kokalova, M.Freer, N.Curtis, N.I.Ashwood, M.Barr, J.D.Malcolm, C.Wheldon, V.A.Ziman, S.Almaraz-Calderon, A.Aprahamian, B.Bucher, M.Couder, X.Fang, F.Jung, W.Lu, A.Roberts, W.P.Tan, P.Copp, S.R.Lesher Yield measurements for resonances above the multi-α threshold in 20Ne NUCLEAR REACTIONS 16O(α, X), E=23.0-29.0 MeV; measured α and particle spectra, (particle)(particle)α-coin, yields for 8Be+8Be+α, and 8Be+12C(second 0+) channels. Measurements at Notre Dame facility. 20Ne; deduced levels, resonances, J. Monte Carlo simulations.
doi: 10.1103/PhysRevC.87.057309
2012BA42 Phys.Rev. C 86, 034330 (2012) T.D.Baldwin, W.N.Catford, D.Mahboub, C.N.Timis, N.I.Ashwood, N.M.Clarke, N.Curtis, V.Ziman, T.A.D.Brown, S.P.Fox, B.R.Fulton, D.Groombridge, D.L.Watson, V.F.E.Pucknell, D.C.Weisser First excited 1/2+ state in 9B NUCLEAR REACTIONS 6Li(6Li, t), (6Li, d), E=60 MeV; measured excitation spectra of 9,10B, 9Be from stopped ααp events, (ααp)d-coin. 9B; deduced level, J, π, sequential decay of 1/2+ state. Comparison with 9Be mirror nucleus. Resonant Particle Spectroscopy. Thomas Ehrman shift.
doi: 10.1103/PhysRevC.86.034330
2012BR01 Phys.Rev. C 85, 011302 (2012) S.M.Brown, W.N.Catford, J.S.Thomas, B.Fernandez-Dominguez, N.A.Orr, M.Labiche, M.Rejmund, N.L.Achouri, H.Al Falou, N.I.Ashwood, D.Beaumel, Y.Blumenfeld, B.A.Brown, R.Chapman, M.Chartier, N.Curtis, G.de France, N.de Sereville, F.Delaunay, A.Drouart, C.Force, S.Franchoo, J.Guillot, P.Haigh, F.Hammache, V.Lapoux, R.C.Lemmon, A.Leprince, F.Marechal, X.Mougeot, B.Mouginot, L.Nalpas, A.Navin, N.P.Patterson, B.Pietras, E.C.Pollacco, A.Ramus, J.A.Scarpaci, I.Stefan, G.L.Wilson Low-lying neutron fp-shell intruder states in 27Ne NUCLEAR REACTIONS 2H(26Ne, p)27Ne, E=9.8 MeV/nucleon; measured Eγ, Iγ, γ(27Ne)-, d(26Ne)-, p(26Ne)-, p(27Ne)-coin, pγ(θ). 27Ne; deduced levels, J, π, L-transfer spectroscopic factors, negative-parity intruder states. SPIRAL facility at GANIL. Adiabatic distorted-wave approximation (ADWA) analysis of σ(θ) data. Comparison with shell-model calculations, N=20 shell gap. systematics of level energies of 25,27Ne, 29Mg.
doi: 10.1103/PhysRevC.85.011302
2012CU04 J.Phys.:Conf.Ser. 381, 012079 (2012) N.Curtis, S.Almaraz-Calderon, A.Aprahamian, N.I.Ashwood, M.Barr, B.Bucher, P.Copp, M.Couder, X.Fang, M.Freer, G.Goldring, F.Jung, S.R.Lesher, W.Lu, J.D.Malcolm, A.Roberts, W.P.Tan, C.Wheldon, V.A.Ziman Does a 4-α linear chain exist in 16O? NUCLEAR REACTIONS 12C(α, 8Be), E=12.2-20.0 MeV; measured Eα, Iα from 8Be decay using DSSSD; deduced σ(θ=900), doublet 6+ resonance and its components.
doi: 10.1088/1742-6596/381/1/012079
2012FR01 Phys.Rev. C 85, 014304 (2012) M.Freer, N.L.Achouri, C.Angulo, N.I.Ashwood, D.W.Bardayan, S.Brown, W.N.Catford, K.A.Chipps, N.Curtis, P.Demaret, C.Harlin, B.Laurent, J.D.Malcolm, M.Milin, T.Munoz-Britton, N.A.Orr, S.D.Pain, D.Price, R.Raabe, N.Soic, J.S.Thomas, C.Wheldon, G.Wilson, V.A.Ziman Resonances in 11C observed in the 4He(7Be, α)7Be and 4He(7Be, p)10B reactions NUCLEAR REACTIONS 4He(7Be, α), (7Be, p), E=7.1, 23 MeV; measured α and proton spectra, time of flight, cross section. 11C; deduced resonances, levels, J, π, width, α width, p width, R-Matrix analysis. Comparison of partial widths with Wigner limit, evidence of cluster-like structures. Comparison of level structures and analog states of 11C and 11B.
doi: 10.1103/PhysRevC.85.014304
2012FR11 J.Phys.:Conf.Ser. 381, 012009 (2012) M.Freer, S.Almaraz-Calderon, J.Carter, A.Aprahamian, N.I.Ashwood, M.Barr, B.Bucher, P.Copp, M.Couder, N.Curtis, X.Fang, F.Jung, S.Lesher, W.Lu, J.D.Malcolm, A.Roberts, R.Smit, W.P.Tan, C.Wheldon, V.A.Ziman Simplicity from Complexity
doi: 10.1088/1742-6596/381/1/012009
2012MA66 J.Phys.:Conf.Ser. 381, 012077 (2012) J.D.Malcolm, M.Freer, N.I.Ashwood, N.Curtis, T.Munoz-Britton, C.Wheldon, V.A.Ziman, W.N.Catford, S.Brown, G.Wilson, N.Soic, D.Bardayan, S.D.Pain, N.L.Achouri, K.Chipps, K.Crzywacz-Jones Study of states in 14C via the 10Be(4He, 4He)10Be reaction NUCLEAR REACTIONS 10Be(α, α), E=25.0, 27.0, 29.0, 32.0, 34.0, 38.0, 40.0, 42.0, 44.0, 46.0 MeV; measured resonance scattering products. 14C deduced possible molecular rotational bands, energy, J, π.
doi: 10.1088/1742-6596/381/1/012077
2012SO20 Phys.Rev. C 86, 057601 (2012) A.Soylu, M.Freer, N.I.Ashwood, N.Curtis, T.Munoz-Britton, S.Spencer, C.Wheldon, V.Ziman, S.Brown, J.S.Thomas, G.Wilson, G.Goldring Excitation function measurements of 12C(4He, 8Be)8Be, 12C(4He, 12C[7.65, 0+])4He, and 12C(4He, 12C[9.64, 3-]))4He reactions NUCLEAR REACTIONS 12C(α, 8Be)8Be, 12C(α, 12C'), E=14-21 MeV; measured particle spectra, excitation functions. 8Be, 12C, 16O; deduced levels, α-particle like cluster structures.
doi: 10.1103/PhysRevC.86.057601
2012WH01 Phys.Rev. C 86, 044328 (2012) C.Wheldon, N.I.Ashwood, M.Barr, N.Curtis, M.Freer, Tz.Kokalova, J.D.Malcolm, V.A.Ziman, Th.Faestermann, H.-F.Wirth, R.Hertenberger, R.Lutter Absolute partial decay-branch measurements in 13C NUCLEAR REACTIONS 9Be(6Li, d)13C*, E=42 MeV; measured deuteron, neutron and α spectra from breakup of 13C, (particle)(particle)-coin, absolute partial branching ratios for neutron and α decays, widths using Q3D magnetic spectrograph at MLL, Munich facility. 13C; deduced levels, J, π, branching ratios, reduced widths, molecular band levels. Comparison with previous studies.
doi: 10.1103/PhysRevC.86.044328
2012WH02 J.Phys.:Conf.Ser. 381, 012078 (2012) C.Wheldon, N.I.Ashwood, M.Barr, N.Curtis, M.Freer, Tz.Kokalova, J.D.Malcolm, S.J.Spencer, V.A.Ziman, Th.Faestermann, R.Krucken, H.-F.Wirth, R.Hertenberger, R.Lutter, A.Bergmaier Absolute decay width measurements in 16O NUCLEAR REACTIONS 12C(6Li, d), E=42 MeV; measured E(deuteron), I(deuteron) using high-resolution Q3D spectrograph, recoil products, break-up products. 16O deduced α decay width of excited states between 13.9 and 15.9 MeV, relative and absolute α-decay width.
doi: 10.1088/1742-6596/381/1/012078
2011FE06 Phys.Rev. C 84, 011301 (2011); Pub.Note JOUR PRVCA 84 029902 (2011) B.Fernandez-Dominguez, J.S.Thomas, W.N.Catford, F.Delaunay, S.M.Brown, N.A.Orr, M.Rejmund, M.Labiche, M.Chartier, N.L.Achouri, H.Al Falou, N.I.Ashwood, D.Beaumel, Y.Blumenfeld, B.A.Brown, R.Chapman, N.Curtis, C.Force, G.de France, S.Franchoo, J.Guillot, P.Haigh, F.Hammache, V.Lapoux, R.C.Lemmon, F.Marechal, A.M.Moro, X.Mougeot, B.Mouginot, L.Nalpas, A.Navin, N.Patterson, B.Pietras, E.C.Pollacco, A.Leprince, A.Ramus, J.A.Scarpaci, N.de Sereville, I.Stephan, O.Sorlin, G.L.Wilson Emergence of the N = 16 shell gap in 21O NUCLEAR REACTIONS 2H(20O, p), E=10.5 MeV/nucleon; measured E(p), I(p), Eγ, Iγ, σ(θ), p20O-, p20Oγ-coin. 21O; deduced levels, J, π, L-transfer, spectroscopic factors, configurations. Adiabatic distorted-wave approximation analysis of σ(θ) data. Comparison with shell-model calculations.
doi: 10.1103/PhysRevC.84.011301
2011FR02 Phys.Rev. C 83, 034314 (2011) M.Freer, S.Almaraz-Calderon, A.Aprahamian, N.I.Ashwood, M.Barr, B.Bucher, P.Copp, M.Couder, N.Curtis, X.Fang, F.Jung, S.Lesher, W.Lu, J.D.Malcolm, A.Roberts, W.P.Tan, C.Wheldon, V.A.Ziman Evidence for a new 12C state at 13.3 MeV NUCLEAR REACTIONS 9Be, 12C(α, 3α), E=22-30 MeV; measured Eα, Iα, 12C-α angular correlations; deduced Dalitz plot. 12C; deduced levels, J, π, width. Possible collective excitation of Hoyle state.
doi: 10.1103/PhysRevC.83.034314
2011FR12 Phys.Rev. C 84, 034317 (2011) M.Freer, N.I.Ashwood, N.Curtis, A.Di Pietro, P.Figuera, M.Fisichella, L.Grassi, D.Jelavic Malenica, Tz.Kokalova, M.Koncul, T.Mijatovic, M.Milin, L.Prepolec, V.Scuderi, N.Skukan, N.Soic, S.Szilner, V.Tokic, D.Torresi, C.Wheldon Analysis of states in 13C populated in 9Be + 4He resonant scattering NUCLEAR REACTIONS 4He(9Be, α), E=12, 17, 20, 21.4 MeV; measured α spectra, excitation function, σ(E). 13C; deduced levels, J, π, resonances, widths, partial α and neutron widths, R-matrix analysis. Comparison with previous data.
doi: 10.1103/PhysRevC.84.034317
2011FR14 J.Phys.(London) G38, 115106 (2011) M.Freer, N.I.Ashwood, M.Barr, N.Curtis, J.Gibelin, F.Haas, J.D.Malcolm, T.Munoz-Britton, G .Randisi, N.Soic, V.A.Ziman Access to resonant states in 24Mg using the 12C(13C, 4He+20Ne)n reaction NUCLEAR REACTIONS 12C(13C, n), (13C, α), E=12, 13.5, 20 MeV; measured reaction products. 25Mg; deduced 24Mg excited states from neutron evaporation in compound nucleus.
doi: 10.1088/0954-3899/38/11/115106
2011WH01 Phys.Rev. C 83, 064324 (2011) C.Wheldon, N.I.Ashwood, M.Barr, N.Curtis, M.Freer, Tz.Kokalova, J.D.Malcolm, S.J.Spencer, V.A.Ziman, Th.Faestermann, R.Krucken, H.-F.Wirth, R.Hertenberger, R.Lutter, A.Bergmaier High-resolution measurement of absolute α-decay widths in 16O NUCLEAR REACTIONS 12C(6Li, d)16O, E=42 MeV; measured deuteron and α spectra, (4He+12C)d-coin. 16O; deduced levels, α decay widths. Cluster structures in 16O.
doi: 10.1103/PhysRevC.83.064324
2010CA10 Phys.Rev.Lett. 104, 192501 (2010) W.N.Catford, C.N.Timis, R.C.Lemmon, M.Labiche, N.A.Orr, B.Fernandez-Dominguez, R.Chapman, M.Freer, M.Chartier, H.Savajols, M.Rejmund, N.L.Achouri, N.Amzal, N.I.Ashwood, T.D.Baldwin, M.Burns, L.Caballero, J.M.Casadjian, N.Curtis, G.de France, W.Gelletly, X.Liang, S.D.Pain, V.P.E.Pucknell, B.Rubio, O.Sorlin, K.Spohr, Ch.Theisen, D.D.Warner Migration of Nuclear Shell Gaps Studied in the d(24Ne, pγ)25Ne Reaction NUCLEAR REACTIONS 2H(24Ne, pγ)25Ne, E=10.6 MeV/nucleon; measured neutron transfer reaction products, Eγ, Iγ, p-γ-coin.; deduced σ(θ), level energies, J, π, orbital momentum, level inversion, N=16 shell gap. USD shell model.
doi: 10.1103/PhysRevLett.104.192501
2010FR03 Nucl.Phys. A834, 621c (2010) M.Freer, H.Fujita, Z.Buthelezi, J.Carter, R.W.Fearick, S.V.Fortsch, R.Neveling, S.M.Perez, P.Papka, F.D.Smit, J.A.Swartz, I.Usman, P.J.Haigh, N.I.Ashwood, T.Bloxham, N.Curtis, P.McEwan, H.G.Bohlen, T.Dorsch, Tz.Kokalova, Ch.Schulz, C.Wheldon Cluster Structure of 12C and 11Be NUCLEAR REACTIONS 12C(p, p'), E=66 MeV; measured Ep, Ip(θ=10null, 16null, 28null). 9Be(16O, 14O), E=234 MeV; measured E(particle), I(particle). 11Be; deduced levels, J, π. 11Be, 12C calculated levels, J, π, rotational and vibrational bands assuming 2α+3n for 11Be and 3α for 12C.
doi: 10.1016/j.nuclphysa.2010.01.107
2010FR04 J.Phys.(London) G37, 125102 (2010) M.Freer, N.I.Ashwood, M.Barr, N.Curtis, J.Gibelin, F.Haas, J.D.Malcolm, T.Munoz-Britton, G.Randisi, N.Soic, V.A.Ziman Neutron decay of excited states in 21Ne populated in the 12C(13C, 21Ne)4He reaction NUCLEAR REACTIONS 12C(13C, α)21Ne, E=20 MeV; measured reaction products, Eα, Iα; 21Ne deduced excitation energy spectrum, J, π, strengths, neutron decay mode. Comparison with compilations.
doi: 10.1088/0954-3899/37/12/125102
2010HA02 J.Phys.(London) G37, 035103 (2010) P.J.Haigh, M.Freer, N.I.Ashwood, T.Bloxham, N.Curtis, H.G.Bohlen, T.Dorsch, Tz.Kokalova, C.Wheldon, W.N.Catford, N.P.Patterson, J.S.Thomas Alpha decay widths of excited states of 16O NUCLEAR REACTIONS 12C(13C, 9Be), E=141 MeV; measured reaction fragments; deduced high-spin states in 16O, decay widths, precise values for the α-decay branching ratios from the high-spin states.
doi: 10.1088/0954-3899/37/3/035103
2010MU05 J.Phys.(London) G37, 105104 (2010) T.Munoz-Britton, M.Freer, N.I.Ashwood, T.A.D.Brown, W.N.Catford, N.Curtis, S.P.Fox, B.R.Fulton, C.W.Harlin, A.M.Laird, P.Mumby-Croft, A.St.J.Murphy, P.Papka, D.L.Price, K.Vaughan, D.L.Watson, D.C.Weisser Search for the 2+ excitation of the Hoyle state in 12C using the 12C(12C, 3α)12C reaction NUCLEAR REACTIONS 12C(12C, 3α)12C, E=101.5 MeV; measured reaction products, Eα, Iα; deduced excitation energy spectrum, J, π, no evidence of 2+ state.
doi: 10.1088/0954-3899/37/10/105104
2009AS01 J.Phys.(London) G36, 055105 (2009) N.I.Ashwood, M.Freer, N.L.Achouri, T.R.Bloxham, W.N.Catford, N.Curtis, P.J.Haigh, C.W.Harlin, N.P.Patterson, D.L.Price, N.Soic, J.S.Thomas Spectroscopy of 16O using α + 12C resonant scattering in inverse kinematics NUCLEAR REACTIONS 4He(12C, α), E=46, 52, 56, 63 MeV; measured Eα, Iα, resonant scattering cross sections. 16O; deduced resonance parameters.
doi: 10.1088/0954-3899/36/5/055105
2009CU01 J.Phys.(London) G36, 015108 (2009) N.Curtis, N.I.Ashwood, M.Freer, T.Munoz-Britton, C.Wheldon, V.A.Ziman, S.Brown, W.N.Catford, N.P.Patterson, J.S.Thomas, D.C.Weisser Search for the α + 6He decay of 10Be via the 16O(18O, 10Be*)24Mg reaction NUCLEAR REACTIONS 16O(18O, 10Be), (18O, 19F), E=80, 100 MeV; measured breakup fragment energies, yields, cross sections. RADIOACTIVITY 10Be, 19F(α); measured α-decay from excited states.
doi: 10.1088/0954-3899/36/1/015108
2009HA01 Phys.Rev. C 79, 014302 (2009) P.J.Haigh, M.Freer, N.I.Ashwood, T.Bloxham, N.Curtis, P.McEwan, H.G.Bohlen, T.Dorsch, Tz.Kokalova, Ch.Schulz, C.Wheldon Neutron decay widths of excited states of 11Be NUCLEAR REACTIONS 9Be(16O, 14O), E=234 MeV; measured 14O spectra, 10Be-14O coin, energies and angles of 10Be fragments, branching ratios, widths, neutron energies, neutron decay of excited states of 11Be to 10Be. 10,11Be; deduced levels, J, π. R-matrix formalism.
doi: 10.1103/PhysRevC.79.014302
2009RA32 Int.J.Mod.Phys. E18, 2056 (2009) A.Ramus, N.L.Achouri, H.Al Falou, N.I.Ashwood, D.Beaumel, Y.Blumenfeld, S.M.Brown, W.N.Catford, R.Chapman, M.Chartier, N.Curtis, F.Delaunay, B.Fernandez-Dominguez, C.Force, G.De France, S.Franchoo, J.Guillot, D.Gupta, P.Haigh, F.Hammache, M.Labiche, V.Lapoux, R.C.Lemmon, F.Marechal, B.Martin, X.Mougeot, B.Mouginot, L.Nalpas, A.Navin, N.A.Orr, N.Patterson, B.Pietras, E.C.Pollacco, A.Le Prince, M.Rejmund, J.A.Scarpaci, N.De Sereville, I.Stefan, O.Sorlin, J.S.Thomas, G.L.Wilson Study of the 20O(d, t) reaction with the TIARA-MUST2-VAMOS-EXOGAM setup NUCLEAR REACTIONS 2H(20O, 19O)3H, E=11 MeV/nucleon; measured reaction fragments, Eγ, Iγ; deduced J, π, σ(θ). Comparison with DWBA calculations.
doi: 10.1142/S0218301309014287
2009WH01 J.Phys.(London) G36, 095102 (2009) C.Wheldon, N.I.Ashwood, N.Curtis, M.Freer, T.Munoz-Britton, V.A.Ziman, T.Faestermann, H.-F.Wirth, R.Hertenberger, R.Lutter, R.Gernhauser, R.Krucken, L.Maier High-resolution particle spectroscopy of 186Re NUCLEAR REACTIONS 187Re(p, d), E=21 MeV; measured Ed, Id; deduced energy levels, J, π. Comparison with calculations, Q3D magnetic spectrograph.
doi: 10.1088/0954-3899/36/9/095102
2008CU01 Phys.Rev. C 77, 021301 (2008); Erratum Phys.Rev. C 82, 029907 (2010) N.Curtis, N.L.Achouri, N.I.Ashwood, H.G.Bohlen, W.N.Catford, N.M.Clarke, M.Freer, P.J.Haigh, B.Laurent, N.A.Orr, N.P.Patterson, N.Soic, J.S.Thomas, V.Ziman Breakup reaction study of the Brunnian nucleus 10C NUCLEAR REACTIONS 12C(10C, p), (10C, α), E=33.3 MeV/nucleon; measured reaction products, Ep, Ip, Eα, Iα. 5Li, 6,8Be, 9B, 10C; deduced σ for 10C excited states and decay channels, decay product angular distributions, cluster structures. LISE3 spectrometer, the GANIL accelerator facility.
doi: 10.1103/PhysRevC.77.021301
2008FR09 J.Phys.(London) G35, 125108 (2008) M.Freer, N.I.Ashwood, N.Curtis, T.Munoz-Britton, C.Wheldon, V.A.Ziman, S.Brown, W.N.Catford, N.P.Patterson, J.S.Thomas, D.C.Weisser Excited states of 8Be populated via the p(7Li, 4He)4He and p(7Li, 4He*)4He resonant reactions NUCLEAR REACTIONS 1H(7Li, α), E=25.8, 58.0 MeV; measured Eα, Iα. 8Be; deduced resonance parameters.
doi: 10.1088/0954-3899/35/12/125108
2008HA27 Phys.Rev. C 78, 014319 (2008) P.J.Haigh, N.I.Ashwood, T.Bloxham, N.Curtis, M.Freer, P.McEwan, D.Price, V.Ziman, H.G.Bohlen, Tz.Kokalova, Ch.Schulz, R.Torabi, W.von Oertzen, C.Wheldon, W.Catford, C.Harlin, R.Kalpakchieva, T.N.Massey Measurement of α and neutron decay widths of excited states of 14C NUCLEAR REACTIONS 12C(16O, 14O), E=234 MeV; measured charged particle spectra. 14C; deduced levels, J, π, configurations, widths of excited states. 7Li(9Be, 14C);14C(13C, 14C), (14C, 14C); 9Be(7Li, d); 13C(polarized p, π+), (n, n); comparison of levels. RADIOACTIVITY 14C(n)(α); measured partial decay widths. 10Be, 13C; deduced levels, J, π, angular distributions, configurations. Comparison with model calculations.
doi: 10.1103/PhysRevC.78.014319
2007BR30 Phys.Rev. C 76, 054605 (2007) T.A.D.Brown, P.Papka, B.R.Fulton, D.L.Watson, S.P.Fox, D.Groombridge, M.Freer, N.M.Clarke, N.I.Ashwood, N.Curtis, V.Ziman, P.McEwan, S.Ahmed, W.N.Catford, D.Mahboub, C.N.Timis, T.D.Baldwin, D.C.Weisser Decay studies for states in 9Be up to 11 MeV: Insights into the n+8Be and α+5He cluster structure NUCLEAR REACTIONS 9Be(6Li, 6Li), E=60 MeV; measured charged particle spectra, branching ratios, αα-correlations. 7Li, 9Be; deduced excitation energies.
doi: 10.1103/PhysRevC.76.054605
2007FE09 Prog.Part.Nucl.Phys. 59, 389 (2007) B.Fernandez-Dominguez, R.C.Lemmon, C.Timis, M.Labiche, W.N.Catford, M.Chartier, N.I.Ashwood, N.Amzal, T.D.Baldwin, M.Burns, L.Caballero, R.Chapman, N.Curtis, G.de France, M.Freer, W.Gelletly, X.Liang, N.A.Orr, S.D.Pain, V.P.E.Pucknell, M.Rejmund, B.Rubio, H.Savajols, O.Sorlin, K.Spohr, C.Thiesen, D.D.Warner Single particle structure of exotic nuclei with transfer reactions NUCLEAR REACTIONS 2H(24Ne, x), E=10 MeV/nucleon; measured Eγ, (particle)γ-coinc using EXOGAM. 25Ne; deduced level energies, J, π and spectroscopic factors.
doi: 10.1016/j.ppnp.2007.01.002
2007PA21 Phys.Rev. C 75, 045803 (2007) P.Papka, T.A.D.Brown, B.R.Fulton, D.L.Watson, S.P.Fox, D.Groombridge, M.Freer, N.M.Clarke, N.I.Ashwood, N.Curtis, V.Ziman, P.McEwan, S.Ahmed, W.N.Catford, D.Mahboub, C.N.Timis, T.D.Baldwin, D.C.Weisser Decay path measurements for the 2.429 MeV state in 9Be: Implications for the astrophysical α + α + n reaction NUCLEAR REACTIONS 9Be(6Li, 6Li'), E=60 MeV; measured Eα, Iα, αα-coin, angular correlations following break-up. 9Be deduced excited state partial decay widths, branching ratios. Astrophysical implications discussed.
doi: 10.1103/PhysRevC.75.045803
2007PR02 Phys.Rev. C 75, 014305 (2007) D.L.Price, M.Freer, N.I.Ashwood, N.M.Clarke, N.Curtis, L.Giot, V.Lima, P.McEwan, B.Novatski, N.A.Orr, S.Sakuta, J.A.Scarpaci, D.Stepanov, V.Ziman α decay of excited states in 14C NUCLEAR REACTIONS 14C(14C, α10Be), E=98.2 MeV; measured charged particle spectra. 14C deduced excited states energies, J, π, α-decay properties.
doi: 10.1103/PhysRevC.75.014305
2007SU18 Phys.Lett. B 650, 124 (2007) N.C.Summers, S.D.Pain, N.A.Orr, W.N.Catford, J.C.Angelique, N.I.Ashwood, V.Bouchat, N.M.Clarke, N.Curtis, M.Freer, B.R.Fulton, F.Hanappe, M.Labiche, J.L.Lecouey, R.C.Lemmon, D.Mahboub, A.Ninane, G.Normand, F.M.Nunes, N.Soic, L.Stuttge, C.N.Timis, I.J.Thompson, J.S.Winfield, V.Ziman B(E1) strengths from Coulomb excitation of 11Be NUCLEAR REACTIONS 208Pb(11Be, 11Be'), E=38.6 MeV/nucleon; measured Coulomb excitation σ. 11Be deduced B(E1) strengths; calculated σ. Extended continuum discretized coupled channels method. Comparison with previous data.
doi: 10.1016/j.physletb.2007.05.003
2006AS01 J.Phys.(London) G32, 463 (2006) N.I.Ashwood, M.Freer, S.Sakuta, S.Ahmed, N.M.Clarke, N.Curtis, P.McEwan, C.J.Metelko, B.Novatski, N.Soic, D.Stepanov, V.Ziman Cluster breakup of 18O and 22Ne NUCLEAR REACTIONS 9Be(18O, α14C), (18O, 10Be12C), (18O, 9Be13C), E=136, 148.5 MeV; measured excitation energy spectra. 18O deduced levels, J, π, octupole deformed band, α-decay features. 22Ne deduced no evidence for population of excited states.
doi: 10.1088/0954-3899/32/4/005
2006CU01 Phys.Rev. C 73, 057301 (2006) N.Curtis, N.I.Ashwood, L.T.Baby, T.D.Baldwin, T.R.Bloxham, W.N.Catford, D.D.Caussyn, M.Freer, C.W.Harlin, P.McEwan, D.L.Price, D.Spingler, I.Wiedenhover α-decaying states in 10, 12Be populated in the 10Be(14C, 10, 12Be) reaction NUCLEAR REACTIONS 10Be(14C, α6He), E=88.5 MeV; measured particle spectra, σ. 10Be deduced level energies. 10Be(14C, 26He), (14C, α8He), E=88.5 MeV; measured σ upper limits.
doi: 10.1103/PhysRevC.73.057301
2006FR01 Phys.Rev.Lett. 96, 042501 (2006) M.Freer, E.Casarejos, L.Achouri, C.Angulo, N.I.Ashwood, N.Curtis, P.Demaret, C.Harlin, B.Laurent, M.Milin, N.A.Orr, D.Price, R.Raabe, N.Soic, V.A.Ziman α:2n:α Molecular Band in 10Be NUCLEAR REACTIONS 4He(6He, 6He), E=6.1, 7.5, 11.1 MeV; measured Eα, (6He)α-coin, σ(θ). 10Be deduced resonance energy, J, π, width, molecular structure.
doi: 10.1103/PhysRevLett.96.042501
2006FR16 J.Phys.(London) G32, 2235 (2006) M.Freer, S.Ahmed, N.I.Ashwood, N.M.Clarke, N.Curtis, C.J.Metelko, S.Yildiz, V.A.Ziman, N.Soic, B.Novatski, S.Sakuta, N.A.Orr, B.R.Fulton, R.Pitkin 8Be + 14C break-up of 22Ne NUCLEAR REACTIONS 12C(18O, 2α14C), E=140 MeV; measured particle spectra. 22Ne deduced level energies, possible cluster structure.
doi: 10.1088/0954-3899/32/11/015
2006PA04 Phys.Rev.Lett. 96, 032502 (2006) S.D.Pain, W.N.Catford, N.A.Orr, J.C.Angelique, N.I.Ashwood, V.Bouchat, N.M.Clarke, N.Curtis, M.Freer, B.R.Fulton, F.Hanappe, M.Labiche, J.L.Lecouey, R.C.Lemmon, D.Mahboub, A.Ninane, G.Normand, N.Soic, L.Stuttge, C.N.Timis, J.A.Tostevin, J.S.Winfield, V.Ziman Structure of 12Be: Intruder d-Wave Strength at N = 8 NUCLEAR REACTIONS C(12Be, n11Be), E=39.3 MeV/nucleon; measured En, Eγ, projectile-like fragments spectra, relative energy spectra; deduced σ(E). 11Be deduced excited states, spectroscopic factors. 12Be deduced ground state configuration.
doi: 10.1103/PhysRevLett.96.032502
2006PR01 Nucl.Phys. A765, 263 (2006) D.L.Price, M.Freer, S.Ahmed, N.I.Ashwood, N.M.Clarke, N.Curtis, P.McEwan, C.J.Metelko, B.Novatski, S.Sakuta, N.Soic, D.Stepanov, V.Ziman Alpha-decay of excited states in 13C and 14C NUCLEAR REACTIONS 14C(13C, α9Be), (13C, α10Be), E=77.8, 112.25, 119.25 MeV; measured fragment energy spectra, σ(θ). 13,14C deduced excited states energies, J, π, α-decay features, α-cluster structure. Comparison with earlier work.
doi: 10.1016/j.nuclphysa.2005.11.004
2006YI01 Phys.Rev. C 73, 034601 (2006) S.Yildiz, M.Freer, N.Soic, S.Ahmed, N.I.Ashwood, N.M.Clarke, N.Curtis, B.R.Fulton, C.J.Metelko, B.Novatski, N.A.Orr, R.Pitkin, S.Sakuta, V.A.Ziman α-decaying states 18O, 20Ne and 22Ne in 18O beam induced reactions NUCLEAR REACTIONS 12C(18O, α14C), (18O, α16O), (18O, α18O), E=140 MeV; measured charged particle spectra, angular correlations. 18O, 20,22Ne deduced levels, J, π, configurations, cluster structure.
doi: 10.1103/PhysRevC.73.034601
2005AS04 Phys.Rev. C 72, 024314 (2005) N.I.Ashwood, M.Freer, D.J.Millener, N.A.Orr, F.Carstoiu, S.Ahmed, J.C.Angelique, V.Bouchat, W.N.Catford, N.M.Clarke, N.Curtis, F.Hanappe, M.Horoi, Y.Kerckx, J.L.Lecouey, F.M.Marques, T.Materna, G.Normand, S.Pain, N.Soic, C.Timis, A.Unshakova, V.A.Ziman High-energy two-neutron removal from 10Be NUCLEAR REACTIONS 12C(10Be, 2α), (10Be, n2α), E=30 MeV/nucleon; measured En, Eα, relative energy spectra, σ(E). 8,9Be deduced levels, J, π. Kinematically complete measurement.
doi: 10.1103/PhysRevC.72.024314
2005CA44 J.Phys.(London) G31, S1655 (2005) W.N.Catford, C.N.Timis, R.C.Lemmon, M.Labiche, N.A.Orr, L.Caballero, R.Chapman, M.Freer, M.Chartier, H.Savajols, M.Rejmund, N.Amzal, N.I.Ashwood, T.D.Baldwin, M.Burns, N.Curtis, G.de France, W.Gelletly, X.Liang, S.D.Pain, V.P.E.Pucknell, B.Rubio, O.Sorlin, K.Spohr, Ch.Theisen, D.D.Warner Nucleon transfer via (d, p) using TIARA with a 24Ne radioactive beam NUCLEAR REACTIONS 2H(24Ne, p), E=10 MeV/nucleon; measured Ep, Eγ, pγ-coin, σ(θ). 25Ne deduced levels, J, π.
doi: 10.1088/0954-3899/31/10/049
2005CU06 Phys.Rev. C 72, 044320 (2005) N.Curtis, N.I.Ashwood, W.N.Catford, N.M.Clarke, M.Freer, D.Mahboub, C.J.Metelko, S.D.Pain, N.Soic, D.C.Weisser α+Li and H+Be decay of 10, 11, 12B NUCLEAR REACTIONS 7Li(7Li, 11B), (7Li, 12B), E=58 MeV; 12C, 16O(7Li, 10B), E=58 MeV; measured particle spectra. 10,11,12B deduced relative yields for α+Li and H+Be decay channels from excited states.
doi: 10.1103/PhysRevC.72.044320
2005LA28 J.Phys.(London) G31, S1691 (2005) M.Labiche, C.N.Timis, R.C.Lemmon, W.N.Catford, R.Chapman, N.Amzal, N.I.Ashwood, T.D.Baldwin, M.Burns, L.Caballero, M.Chartier, N.Curtis, G.de France, W.Gelletly, X.Liang, M.Freer, N.A.Orr, S.D.Pain, V.P.E.Pucknell, M.Rejmund, B.Rubio, H.Savajols, O.Sorlin, K.Spohr, Ch.Theisen, D.D.Warner Study of transfer reactions in inverse kinematics with the TIARA array NUCLEAR REACTIONS 2H(14N, p), E=10.6 MeV/nucleon; measured Ep, Eγ, σ(θ). Comparison with previous results.
doi: 10.1088/0954-3899/31/10/055
2005LA35 Rom.J.Phys. 50, 657 (2005) M.Labiche, C.N.Timis, R.C.Lemmon, W.N.Catford, R.Chapman, B.Rubio, L.Caballero, N.Amzal, N.I.Ashwood, T.D.Baldwin, M.Burns, M.Chartier, N.Curtis, G.De France, W.Gelletly X.Liang, M.Freer, N.A.Orr, S.Pain, V.P.E.Pucknell, M.Rejmund, H.Savajols, O.Sorlin, K.Spohr, C.Theisen, D.D.Warner Nucleon transfer reaction studies at GANIL using radioactive nuclear beams NUCLEAR REACTIONS 2H(24Ne, t), (24Ne, 3He), E=10 MeV; measured particle spectra, σ(θ).
2005MC12 J.Phys.(London) G31, S1921 (2005) P.McEwan, M.Freer, N.Ashwood, N.Curtis, D.Price, V.Ziman, H.G.Bohlen, Tz.Kokalova, Ch.Schulz, R.Torabi, W.von Oertzen, C.Wheldon, T.N.Massey, R.Kalpakchieva, W.Catford Investigation into the structure of 14C using recoil co-incidence techniques NUCLEAR REACTIONS 12C(16O, 14O), E not given; measured excitation energy spectra. 14C deduced decay branch widths.
doi: 10.1088/0954-3899/31/10/102
2005PA68 Eur.Phys.J. A 25, Supplement 1, 349 (2005) S.D.Pain, W.N.Catford, N.A.Orr, J.C.Angelique, N.I.Ashwood, V.Bouchat, N.M.Clarke, N.Curtis, M.Freer, B.R.Fulton, F.Hanappe, M.Labiche, J.L.Lecouey, R.C.Lemmon, D.Mahboub, A.Ninane, G.Normand, N.Soic, L.Stuttge, C.N.Timis, J.A.Tostevin, J.S.Winfield, V.Ziman Experimental evidence of a ν(1d5/2)2component to the 12Be ground state NUCLEAR REACTIONS C(12Be, n11Be), E=39.3 MeV/nucleon; measured En, Eγ, projectile-like fragments spectra, relative energy spectra; deduced σ(E). 11Be deduced excited states. 12Be deduced ground state configuration. Kinematically complete measurement.
doi: 10.1140/epjad/i2005-06-186-9
2004AH02 Phys.Rev. C 69, 024303 (2004) S.Ahmed, M.Freer, J.C.Angelique, N.I.Ashwood, V.Bouchat, W.N.Catford, N.M.Clarke, N.Curtis, F.Hanappe, J.C.Lecouey, F.M.Marques, T.Materna, A.Ninane, G.Normand, N.A.Orr, S.Pain, N.Soic, C.Timis, A.Unshakova, V.A.Ziman Breakup reaction studies of 10Be and 10, 11B using a 10Be beam NUCLEAR REACTIONS 12C(10Be, α6He), (10Be, 2nα), (10Be, 2α), (10Be, α6Li), (10Be, α7Li), E=302 MeV; measured particle spectra, σ; deduced reaction mechanism features. 10Be deduced levels, possible J, π.
doi: 10.1103/PhysRevC.69.024303
2004AS02 Phys.Lett. B 580, 129 (2004) N.I.Ashwood, M.Freer, S.Ahmed, J.C.Angelique, V.Bouchat, W.N.Catford, N.M.Clarke, N.Curtis, O.Dorvaux, B.R.Fulton, F.Hanappe, Y.Kerckx, M.Labiche, J.L.Lecouey, R.C.Lemmon, F.M.Marques, T.Materna, A.Ninane, G.Normand, N.A.Orr, S.Pain, N.Soic, L.Stuttge, C.Timis, A.Unshakova, J.S.Winfield, V.A.Ziman Helium clustering in neutron-rich Be isotopes NUCLEAR REACTIONS C(10Be, X), E=30.9 MeV/nucleon; C(11Be, X), E=41.7 MeV/nucleon; C(12Be, X), E=41.8 MeV/nucleon; C(14Be, X), E=34.4 MeV/nucleon; measured fragment yields, excitation energy spectra; deduced neutron-removal and cluster-breakup σ. 10,11,12,14Be deduced cluster structure.
doi: 10.1016/j.physletb.2003.11.035
2004AS08 Phys.Rev. C 70, 024608 (2004) N.I.Ashwood, M.Freer, J.C.Angelique, V.Bouchat, W.N.Catford, N.M.Clarke, N.Curtis, O.Dorvaux, F.Hanappe, Y.Kerckx, M.Labiche, J.L.Lecouey, F.M.Marques, T.Materna, A.Ninane, G.Normand, N.A.Orr, S.Pain, N.Soic, L.Stuttge, C.Timis, A.Unshakova, V.A.Ziman Neutron removal and cluster breakup of 14B and 14Be NUCLEAR REACTIONS C(14B, n13B), (14B, n12B), (14B, n11B), (14B, n10B), (14B, n12Be), (14B, n11Be), (14B, n10Be), (14B, n9Be), (14B, 6He8Li), (14B, 8He6Li), (14B, 6He7Li), (14B, α9Li), (14B, α8Li), (14B, 6He6Li), (14B, α7Li), (14B, α6Li), (14B, 26He), (14B, α8He), (14B, α6He), (14B, 2α), E=34.4 MeV/nucleon; C(14Be, n12Be), (14Be, n11Be), (14Be, n10Be), (14Be, 6He8He), (14Be, 26He), (14Be, α8He), (14Be, α6He), (14Be, 2α), E=40.8 MeV/nucleon; measured neutron removal and cluster breakup σ, excitation energy spectra; deduced reaction mechanism features. 14Be deduced ground-state cluster structure.
doi: 10.1103/PhysRevC.70.024608
2004AS13 Phys.Rev. C 70, 064607 (2004) N.I.Ashwood, M.Freer, J.C.Angelique, V.Bouchat, W.N.Catford, N.M.Clarke, N.Curtis, O.Dorvaux, F.Hanappe, Y.Kerckx, M.Labiche, J.L.Lecouey, F.M.Marques, T.Materna, A.Ninane, G.Normand, N.A.Orr, S.Pain, N.Soic, L.Stuttge, C.Timis, A.Unshakova, V.A.Ziman Measurements of the breakup and neutron removal cross sections for 16C NUCLEAR REACTIONS C(16C, X), E=46 MeV/nucleon; measured particle spectra, breakup and neutron removal σ; deduced reaction mechanism features. 16C deduced no ground-state cluster structure. Comparison with model predictions.
doi: 10.1103/PhysRevC.70.064607
2004CU01 Phys.Rev. C 70, 014305 (2004) N.Curtis, N.I.Ashwood, N.M.Clarke, M.Freer, C.J.Metelko, N.Soic, W.N.Catford, D.Mahboub, S.Pain, D.C.Weisser Angular correlation measurements for the α + 6He decay of 10Be NUCLEAR REACTIONS 7Li(7Li, α6He), E=58 MeV; measured particle spectra, angular correlations. 10Be deduced levels J, α-decay features.
doi: 10.1103/PhysRevC.70.014305
2004SA14 Phys.Rev. C 69, 044603 (2004) E.Sauvan, F.Carstoiu, N.A.Orr, J.S.Winfield, M.Freer, J.C.Angelique, W.N.Catford, N.M.Clarke, N.Curtis, S.Grevy, C.Le Brun, M.Lewitowicz, E.Liegard, F.M.Marques, M.Mac Cormick, P.Roussel-Chomaz, M.-G.Saint Laurent, M.Shawcross One-neutron removal reactions on light neutron-rich nuclei NUCLEAR REACTIONS C, Ta(12B, 11BX), (13B, 12BX), (14B, 13BX), (15B, 14BX), (14C, 13CX), (15C, 14CX), (16C, 15CX), (17C, 16CX), (18C, 17CX), (17N, 16NX), (18N, 17NX), (19N, 18NX), (20N, 19NX), (21N, 20NX), (19O, 18OX), (20O, 19OX), (21O, 20OX), (22O, 21OX), (23O, 22OX), (22F, 21FX), (23F, 22FX), (24F, 23FX), (25F, 24FX), E ≈ 43-68 MeV/nucleon; measured one-neutron removal σ, core fragments longitudinal and transverse momentum distributions. 15B, 17C, 19,20,21N, 21,23O, 23,24,25F deduced ground-state J, π. Glauber model analysis.
doi: 10.1103/PhysRevC.69.044603
2003FL02 Phys.Rev. C 68, 024316 (2003) N.R.Fletcher, D.D.Caussyn, F.Marechal, N.Curtis, J.A.Liendo New highly excited states of 10Be observed in charged particle decay NUCLEAR REACTIONS 7Li(7Li, α), (7Li, p), (7Li, np), (7Li, 2np), E=34, 50.9 MeV; measured charged particle spectra, coincidences following residual nucleus decay. 10Be deduced excited states, decay modes.
doi: 10.1103/PhysRevC.68.024316
2003ME03 J.Phys.(London) G29, 697 (2003) C.J.Metelko, M.Freer, N.Curtis, J.T.Murgatroyd, S.M.Singer, D.J.Henderson, D.J.Hofman, A.H.Wuosmaa Resonances in 28Si populated in the 12C(20Ne, 28Si*)α reaction NUCLEAR REACTIONS 12C(20Ne, 12C16O), E=110, 160 MeV; measured particle spectra, angular correlations. 28Si deduced resonance energies, J.
doi: 10.1088/0954-3899/29/4/307
2003ME27 Phys.Rev. C 68, 054321 (2003) C.J.Metelko, M.Freer, N.I.Ashwood, N.Curtis, N.M.Clarke, N.Soic, V.A.Ziman, R.J.Woolliscroft, S.D.Pain, V.F.E.Pucknell, R.C.Lemmon, B.R.Fulton, D.L.Watson, R.P.Ward, D.Varley 12C + 12C cluster resonances in 24Mg up to Ex = 50 MeV NUCLEAR REACTIONS 12C(16O, 212C), E=135, 160 MeV; measured particle spectra, angular correlations. 24Mg deduced resonance energies, spins, cluster band termination.
doi: 10.1103/PhysRevC.68.054321
2002CU04 Phys.Rev. C66, 024315 (2002) N.Curtis, D.D.Caussyn, C.Chandler, M.W.Cooper, N.R.Fletcher, R.W.Laird, J.Pavan Evidence for a molecular rotational band in the 14C + α decay of 18O and the α decay of 22Ne NUCLEAR REACTIONS 14C(18O, α14C), (18O, α18O), E=102 MeV; measured particle spectra, angular correlations. 18O deduced levels, J, π, molecular rotational band. 22Ne deduced α-decay features.
doi: 10.1103/PhysRevC.66.024315
2002LI15 Phys.Rev. C65, 034317 (2002) J.A.Liendo, N.Curtis, D.D.Caussyn, N.R.Fletcher, T.Kurtukian Nieto Near Threshold Three-Body Final States in 7Li + 7Li Reactions at Elab = 34 MeV NUCLEAR REACTIONS 7Li(7Li, α), E=34 MeV; measured particle spectra following residual nucleus decay. 10Be deduced levels, J, π, excited states charged particle decay branching fractions.
doi: 10.1103/PhysRevC.65.034317
2002MA21 Phys.Rev. C65, 044006 (2002) F.M.Marques, M.Labiche, N.A.Orr, J.C.Angelique, L.Axelsson, B.Benoit, U.C.Bergmann, M.J.G.Borge, W.N.Catford, S.P.G.Chappell, N.M.Clarke, G.Costa, N.Curtis, A.D'Arrigo, E.de Goes Brennand, F.de Oliveira Santos, O.Dorvaux, G.Fazio, M.Freer, B.R.Fulton, G.Giardina, S.Grevy, D.Guillemaud-Mueller, F.Hanappe, B.Heusch, B.Jonson, C.Le Brun, S.Leenhardt, M.Lewitowicz, M.J.Lopez, K.Markenroth, A.C.Mueller, T.Nilsson, A.Ninane, G.Nyman, I.Piqueras, K.Riisager, M.G.Saint Laurent, F.Sarazin, S.M.Singer, O.Sorlin, L.Stuttge Detection of Neutron Clusters NUCLEAR REACTIONS C(14Be, nX), E=35 MeV/nucleon; C(11Li, nX), E=30 MeV/nucleon; C(15B, X), E=48 MeV/nucleon; measured En, (charged particle)n-, nn-coin, angular distributions; deduced possible neutron cluster formation.
doi: 10.1103/PhysRevC.65.044006
2001AS01 Phys.Rev. C63, 034315 (2001) N.I.Ashwood, J.T.Murgatroyd, N.M.Clarke, M.Freer, B.R.Fulton, A.St.J.Murphy, S.P.G.Chappell, R.L.Cowin, G.K.Dillon, D.L.Watson, W.N.Catford, N.Curtis, M.Shawcross, V.Pucknell Evidence for a Highly Deformed Band in 12C + 16O Breakup of 28Si NUCLEAR REACTIONS 16O(16O, 12C16O), E=90, 97 MeV; measured breakup fragments energy spectra, angular correlations. 28Si deduced levels, J, π.
doi: 10.1103/PhysRevC.63.034315
2001CA25 Phys.Rev. C63, 064601 (2001) P.D.Cathers, E.E.Bartosz, M.W.Cooper, N.Curtis, N.Keeley, K.W.Kemper, F.Marechal, E.G.Myers, B.G.Schmidt, K.Rusek, V.Hnizdo First Complete Set of Spin 3/2 Nuclear Scattering Analyzing Powers NUCLEAR REACTIONS 4He(polarized 7Li, 7Li), E(cm)=11.5, 16.5 MeV; measured σ(θ), analyzing powers. Optical model analysis.
doi: 10.1103/PhysRevC.63.064601
2001CU03 Nucl.Phys. A682, 339c (2001) N.Curtis, D.D.Caussyn, N.R.Fletcher, N.Fay, J.A.Liendo, F.Marechal, D.Robson, D.Shorb Investigation of Triaxiality in 10B using the 7Li(7Li, 4He 6He)4He Reaction NUCLEAR REACTIONS 7Li(7Li, α6He), E=34, 50.9 MeV; measured particle spectra, relative energies, angular correlations. 10Be deduced levels, J, π. Resonant particle decay spectroscopy.
doi: 10.1016/S0375-9474(00)00658-8
2001CU06 Phys.Rev. C64, 044604 (2001) N.Curtis, D.D.Caussyn, N.R.Fletcher, F.Marechal, N.Fay, D.Robson Decay Angular Correlations and Spectroscopy for 10Be* → 4He + 6He NUCLEAR REACTIONS 6,7Li(7Li, α6He), E=34.0, 50.9 MeV; measured σ(E), angular correlations. 10Be deduced levels J, π, widths, no rigid triaxial rotation.
doi: 10.1103/PhysRevC.64.044604
2001FR02 Phys.Rev. C63, 034301 (2001); Erratum Phys.Rev. C64, 019904 (2001) M.Freer, J.C.Angelique, L.Axelsson, B.Benoit, U.Bergmann, W.N.Catford, S.P.G.Chappell, N.M.Clarke, N.Curtis, A.D'Arrigo, E.de Goes Brennard, O.Dorvaux, B.R.Fulton, G.Giardina, C.Gregori, S.Grevy, F.Hanappe, G.Kelly, M.Labiche, C.Le Brun, S.Leenhardt, M.Lewitowicz, K.Markenroth, F.M.Marques, J.T.Murgatroyd, T.Nilsson, A.Ninane, N.A.Orr, I.Piqueras, M.G.Saint Laurent, S.M.Singer, O.Sorlin, L.Stuttge, D.L.Watson Helium Breakup States in 10Be and 12Be NUCLEAR REACTIONS 1H, 12C(12Be, 26He), 12C(12Be, α6He), E=378 MeV; measured particle spectra, angular distributions. 10,12Be deduced levels, possible cluster structure. Secondary beam from 18O fragmentation.
doi: 10.1103/PhysRevC.63.034301
2001FR03 Phys.Rev. C63, 034317 (2001) M.Freer, J.T.Murgatroyd, S.M.Singer, N.Curtis, D.J.Henderson, D.J.Hofman, A.H.Wuosmaa 12C + 12C and 16O + 8Be Decay of 24Mg States Populated in the 12C(20Ne, 24Mg*)8Be Reaction NUCLEAR REACTIONS 12C(20Ne, 8Be16O), (20Ne, 212C), E=110, 160 MeV; measured breakup fragments energy spectra, angular correlations. 24Mg deduced levels, J, π, configurations.
doi: 10.1103/PhysRevC.63.034317
2001LA02 Phys.Rev.Lett. 86, 600 (2001) M.Labiche, N.A.Orr, F.M.Marques, J.C.Angelique, L.Axelsson, B.Benoit, U.C.Bergmann, M.J.G.Borge, W.N.Catford, S.P.G.Chappell, N.M.Clarke, G.Costa, N.Curtis, A.D'Arrigo, E.de Goes Brennand, O.Dorvaux, G.Fazio, M.Freer, B.R.Fulton, G.Giardina, S.Grevy, D.Guillemaud-Mueller, F.Hanappe, B.Heusch, K.L.Jones, B.Jonson, C.Le Brun, S.Leenhardt, M.Lewitowicz, M.J.Lopez, K.Markenroth, A.C.Mueller, T.Nilsson, A.Ninane, G.Nyman, F.de Oliveira, I.Piqueras, K.Riisager, M.G.Saint Laurent, F.Sarazin, S.M.Singer, O.Sorlin, L.Stuttge Halo Structure of 14Be NUCLEAR REACTIONS C, Pb(14Be, 2n12Be), E=35 MeV/nucleon; measured σ, neutron angular and momentum distributions, decay energy spectra. 14Be deduced halo features. Kinematically complete measurement, secondary beam from 18O fragmentation. Comparison with three-body model calculations.
doi: 10.1103/PhysRevLett.86.600
2001LE05 Phys.Rev. C63, 034307 (2001) P.J.Leask, M.Freer, N.M.Clarke, B.R.Fulton, C.D.Freeman, S.M.Singer, W.N.Catford, N.Curtis, K.L.Jones, R.L.Cowin, D.L.Watson, R.P.Ward, N.A.Orr, V.F.E.Pucknell Breakup Measurements of Particle Unbound States in 10B NUCLEAR REACTIONS 7Li(12C, α6Li), (12C, d2α), (12C, d8Be), (12C, p9Be), E=76 MeV; measured excitation energy spectra. 10B deduced levels, J, π.
doi: 10.1103/PhysRevC.63.034307
2001MA90 Phys.Rev. C64, 061301 (2001) F.M.Marques, M.Labiche, N.A.Orr, J.C.Angelique, L.Axelsson, B.Benoit, U.C.Bergmann, M.J.G.Borge, W.N.Catford, S.P.G.Chappell, N.M.Clarke, G.Costa, N.Curtis, A.D'Arrigo, E.de Goes Brennand, F.de Oliveira Santos, O.Dorvaux, G.Fazio, M.Freer, B.R.Fulton, G.Giardina, S.Grevy, D.Guillemaud-Mueller, F.Hanappe, B.Heusch, B.Jonson, C.Le Brun, S.Leenhardt, M.Lewitowicz, M.J.Lopez, K.Markenroth, A.C.Mueller, T.Nilsson, A.Ninane, G.Nyman, I.Piqueras, K.Riisager, M.G.Saint Laurent, F.Sarazin, S.M.Singer, O.Sorlin, L.Stuttge Three-Body Correlations in Borromean Halo Nuclei NUCLEAR REACTIONS C, Pb(14Be, 2n12Be), E=35 MeV/nucleon; analyzed particle spectra, invariant mass, three-body correlations. Intensity interferometry, Dalitz plots.
doi: 10.1103/PhysRevC.64.061301
2001SH08 Phys.Rev. C63, 034311 (2001) M.Shawcross, N.Curtis, W.N.Catford, N.M.Clarke, B.R.Fulton, S.J.Hall, J.T.Murgatroyd, S.P.G.Chappell, R.L.Cowin, G.Dillon, D.L.Watson Angular Correlations from the 12C + 16O Breakup of 28Si and 12C + 12C Breakup of 24Mg NUCLEAR REACTIONS 12C(24Mg, 212C), (24Mg, 12C16O), E=170 MeV; measured breakup fragments energy spectra, angular correlations. 24Mg, 28Si deduced levels, J, π.
doi: 10.1103/PhysRevC.63.034311
2001WI05 Nucl.Phys. A683, 48 (2001) J.S.Winfield, S.Fortier, W.N.Catford, S.Pita, N.A.Orr, J.Van de Wiele, Y.Blumenfeld, R.Chapman, S.P.G.Chappell, N.M.Clarke, N.Curtis, M.Freer, S.Gales, H.Langevin-Joliot, H.Laurent, I.Lhenry, J.M.Maison, P.Roussel-Chomaz, M.Shawcross, K.Spohr, T.Suomijarvi, A.de Vismes Single-Neutron Transfer from 11Begs via the (p, d) Reaction with a Radioactive Beam NUCLEAR REACTIONS 1H(11Be, 10Be), E=35.3 MeV/nucleon; 1H(15N, 14N), E=38.9 MeV/nucleon; measured σ(θ). 11Be levels deduced spectroscopic factors, configurations. Vibrational coupling model, radioactive beam.
doi: 10.1016/S0375-9474(00)00463-2
2000CH07 Phys.Rev. C61, 044309 (2000) C.Chandler, P.H.Regan, B.Blank, C.J.Pearson, A.M.Bruce, W.N.Catford, N.Curtis, S.Czajkowski, Ph.Dessagne, A.Fleury, W.Gelletly, J.Giovinazzo, R.Grzywacz, Z.Janas, M.Lewitowicz, C.Marchand, Ch.Miehe, N.A.Orr, R.D.Page, M.S.Pravikoff, A.T.Reed, M.G.Saint-Laurent, S.M.Vincent, R.Wadsworth, D.D.Warner, J.S.Winfield, F.Xu Observation of Isomeric States in Neutron Deficient A ∼ 80 Nuclei following the Projectile Fragmentation of 92Mo NUCLEAR REACTIONS Ni(92Mo, X), E=60 MeV/nucleon; measured fragments isotopic yields, Eγ, Iγ(t), (fragment)γ-coin; deduced isomer ratios. RADIOACTIVITY 67Ge, 69,71Se, 76Rb, 73,74Kr, 80Y, 86Tc(IT) [from Ni(92Mo, X)]; measured Eγ, Iγ, T1/2. 80Y, 84Nb, 73Kr deduced levels, J, π, configurations. Cranked mean-field, TRS calculations.
doi: 10.1103/PhysRevC.61.044309
2000CU02 Phys.Rev. C61, 064606 (2000) N.Curtis, M.Shawcross, W.N.Catford, B.R.Fulton, N.M.Clarke, S.J.Hall, J.T.Murgatroyd, S.P.G.Chappell, R.L.Cowin, G.Dillon, D.L.Watson Target Dependence in the Resonant 12C + 12C Breakup of Excited States in 24Mg NUCLEAR REACTIONS 7Li, 9Be, 12C, 16O(24Mg, 212C), E=170 MeV; measured excitation energy spectra, (12C)(12C)-coin, σ(E, θ); deduced target dependence.
doi: 10.1103/PhysRevC.61.064606
2000CU03 Phys.Rev. C62, 034603 (2000) N.Curtis, M.Shawcross, W.N.Catford, B.R.Fulton, N.M.Clarke, S.J.Hall, J.T.Murgatroyd, S.P.G.Chappell, R.L.Cowin, G.Dillon, D.L.Watson Reaction Mechanism Populating 12C + 16O Breakup States in 28Si NUCLEAR REACTIONS 7Li, 9Be, 12C(24Mg, 12C16O), E=170 MeV; measured particle spectra, excitation energy spectra; deduced reaction mechanism features. 28Si deduced excited states population.
doi: 10.1103/PhysRevC.62.034603
2000MA12 Phys.Lett. 476B, 219 (2000) F.M.Marques, M.Labiche, N.A.Orr, J.C.Angelique, L.Axelsson, B.Benoit, U.C.Bergmann, M.J.G.Borge, W.N.Catford, S.P.G.Chappell, N.M.Clarke, G.Costa, N.Curtis, A.D'Arrigo, F.de Oliveira Santos, E.de Goes Brennand, O.Dorvaux, M.Freer, B.R.Fulton, G.Giardina, C.Gregori, S.Grevy, D.Guillemaud-Mueller, F.Hanappe, B.Heusch, B.Jonson, C.Le Brun, S.Leenhardt, M.Lewitowicz, M.J.Lopez, K.Markenroth, M.Motta, A.C.Mueller, T.Nilsson, A.Ninane, G.Nyman, I.Piqueras, K.Riisager, M.G.Saint Laurent, F.Sarazin, S.M.Singer, O.Sorlin, L.Stuttge Two-Neutron Interferometry as a Probe of the Nuclear Halo NUCLEAR REACTIONS Pb(6He, 2nα), E=50 MeV/nucleon; Pb(11Li, 2n9Li), E=30 MeV/nucleon; Pb(14Be, 2n12Be), E=35 MeV/nucleon; measured neutron spectra, (neutron)(neutron)(core)-coin; deduced correlation functions. 6He, 11Li, 14Be deduced radii, n-n separations. Secondary beams from 18O fragmentation.
doi: 10.1016/S0370-2693(00)00141-6
2000SA47 Phys.Lett. 491B, 1 (2000) E.Sauvan, F.Carstoiu, N.A.Orr, J.C.Angelique, W.N.Catford, N.M.Clarke, M.Mac Cormick, N.Curtis, M.Freer, S.Grevy, C.Le Brun, M.Lewitowicz, E.Liegard, F.M.Marques, P.Roussel-Chomaz, M.G.Saint Laurent, M.Shawcross, J.S.Winfield One-Neutron Removal Reactions on Neutron-Rich psd-Shell Nuclei NUCLEAR REACTIONS C(12B, X), (13B, X), (14B, X), (15B, X), (14C, X), (15C, X), (16C, X), (17C, X), (18C, X), (17N, X), (18N, X), (19N, X), (20N, X), (21N, X), (19O, X), (20O, X), (21O, X), (22O, X), (23O, X), (22F, X), (23F, X), (24F, X), (25F, X), E ≈ 43-97 MeV/nucleon; measured one-neutron removal σ, core fragment longitudinal momentum distributions. 15B, 17C, 19,20,21N, 21,23O, 23,24,25F deduced ground-state J, π. High acceptance spectrometer, secondary beams from 40Ar fragmentation. Comparisons with model predictions.
doi: 10.1016/S0370-2693(00)01003-0
2000SH30 Nucl.Instrum.Methods Phys.Res. A450, 373 (2000) M.Shawcross, W.N.Catford, N.Curtis, N.M.Clarke, S.P.G.Chappell, B.R.Fulton, D.L.Watson Detection of Particle Unbound States using a Single Gas-Si-CsI Hybrid Telescope NUCLEAR REACTIONS 12C(24Mg, α12C16O), E=170 MeV; measured fragment spectra; deduced decay from 16O unbound state. Hybrid telescope.
doi: 10.1016/S0168-9002(00)00311-9
2000SI36 Phys.Rev. C62, 054609 (2000) S.M.Singer, W.N.Catford, G.J.Gyapong, M.Shawcross, N.M.Clarke, N.Curtis, M.Freer, B.R.Fulton, S.J.Hall, R.A.Le Marechal, M.J.Leddy, J.S.Pople, G.Tungate, R.P.Ward, W.D.M.Rae, P.M.Simmons, S.P.G.Chappell, S.P.Fox, C.D.Jones, P.Lee, D.L.Watson Mechanism of the 12C(24Mg, 12C12C)12C Breakup Reaction: Direct vs compound NUCLEAR REACTIONS 24Mg(12C, 212C), E=85 MeV; measured particle spectra, angular distributions, coincidences, symmetric breakup yield; deduced forward-backward asymmetry, reaction mechanism features. Coupled channels DWBA calculations, comparison with reversed kinematics.
doi: 10.1103/PhysRevC.62.054609
1999FO09 Phys.Lett. 461B, 22 (1999) S.Fortier, S.Pita, J.S.Winfield, W.N.Catford, N.A.Orr, J.Van de Wiele, Y.Blumenfeld, R.Chapman, S.P.G.Chappell, N.M.Clarke, N.Curtis, M.Freer, S.Gales, K.L.Jones, H.Langevin-Joliot, H.Laurent, I.Lhenry, J.M.Maison, P.Roussel-Chomaz, M.Shawcross, M.Smith, K.Spohr, T.Suomijarvi, A.de Vismes Core Excitation in 11Begs via the p(11Be, 10Be)d Reaction NUCLEAR REACTIONS 1H(11Be, 10Be), E=35.3 MeV/nucleon; measured particle spectra, (particle)d-coin, σ(E, θ). 11Be deduced core excitation, vibrational coupling. DWBA analysis. Secondary beam from 15N fragmentation.
doi: 10.1016/S0370-2693(99)00825-4
1999FR04 Phys.Rev.Lett. 82, 1383 (1999) M.Freer, J.C.Angelique, L.Axelsson, B.Benoit, U.Bergmann, W.N.Catford, S.P.G.Chappell, N.M.Clarke, N.Curtis, A.D'Arrigo, E.de Goes Brennand, O.Dorvaux, B.R.Fulton, G.Giardina, C.Gregori, S.Grevy, F.Hanappe, G.Kelly, M.Labiche, C.Le Brun, S.Leenhardt, M.Lewitowicz, K.Markenroth, F.M.Marques, M.Motta, J.T.Murgatroyd, T.Nilsson, A.Ninane, N.A.Orr, I.Piqueras, M.G.Saint Laurent, S.M.Singer, O.Sorlin, L.Stuttge, D.L.Watson Exotic Molecular States in 12Be NUCLEAR REACTIONS 1H, 12C(12Be, 26He), (12Be, α8He), E=378 MeV; measured Q-value spectra; deduced projectile breakup mechanism features. 12Be deduced deformed exotic cluster structure.
doi: 10.1103/PhysRevLett.82.1383
1999JA02 Phys.Rev.Lett. 82, 295 (1999) Z.Janas, C.Chandler, B.Blank, P.H.Regan, A.M.Bruce, W.N.Catford, N.Curtis, S.Czajkowski, Ph.Dessagne, A.Fleury, W.Gelletly, J.Giovinazzo, R.Grzywacz, M.Lewitowicz, C.Longour, C.Marchand, C.Miehe, N.A.Orr, R.D.Page, C.J.Pearson, M.S.Pravikoff, A.T.Reed, M.G.Saint-Laurent, J.A.Sheikh, S.M.Vincent, R.Wadsworth, D.D.Warner, J.S.Winfield Observation of the Z = N + 1 Nuclei 3977Y, 4079Zr, and 4283Mo NUCLEAR REACTIONS Ni(92Mo, X), E=60 MeV/nucleon; measured fragments isotopic yields; deduced evidence for 77Y, 79Zr, 83Mo. NUCLEAR STRUCTURE 69Br, 73Rb, 77Y, 81Nb, 85Tc, 89Rh; calculated levels, J, π, configurations, deformation. Microscopic-macroscopic calculations.
doi: 10.1103/PhysRevLett.82.295
1999WI04 J.Phys.(London) G25, 755 (1999) J.S.Winfield, S.Fortier, W.N.Catford, S.Pita, N.A.Orr, Y.Blumenfeld, R.Chapman, S.P.G.Chappell, N.M.Clarke, N.Curtis, M.Freer, S.Gales, K.L.Jones, H.Langevin-Joliot, H.Laurent, I.Lhenry, J.-M.Maison, P.Roussel-Chomaz, M.Shawcross, M.Smith, K.Spohr, T.Suomijarvi, A.de Vismes Structure of 11Be from the (d, p) Reaction in Inverse Kinematics NUCLEAR REACTIONS 1H(11Be, 10Be), E=35 MeV/nucleon; measured d, Be spectra, yield vs excitation energy. 11Be deduced halo features.
doi: 10.1088/0954-3899/25/4/029
1998FR03 Phys.Rev. C57, 1277 (1998) M.Freer, N.M.Clarke, B.R.Fulton, J.T.Murgatroyd, A.St.J.Murphy, S.P.G.Chappell, R.L.Cowin, G.Dillon, D.L.Watson, W.N.Catford, N.Curtis, M.Shawcross, V.F.E.Pucknell 12C + 12C and 16O + 8Be Decay of 24Mg States Excited in the 12C(16O, 24Mg)α Reaction NUCLEAR REACTIONS 12C(16O, 212C), (16O, 8Be16O), E=75, 85, 115 MeV; measured fragment spectra, angular correlations; deduced excitation energy spectra. 24Mg deduced levels, possible J, decay modes.
doi: 10.1103/PhysRevC.57.1277
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