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NSR database version of May 10, 2024.

Search: Author = N.Ashwood

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2020GR08      J.Phys.(London) G47, 085104 (2020)

M.R.Griffiths, C.Wheldon, Tz.Kokalova, A.Turner, S.Pirrie, V.Ziman, N.I.Ashwood, J.D.Malcolm, M.Barr, M.Freer, Th.Faestermann, H-F.Wirth, R.Hertenberger, R.Gernhauser, R.Krucken

Mass measurement of Re-190

NUCLEAR REACTIONS 192Os, 194Pt(d, α)190Re/192Ir, E=18 MeV; measured Eα, Iα using Q3D magnetic spectrograph at MLL-Munich tandem Van de Graaff accelerator facility. 190Re, 192Ir; deduced levels, J, π.

ATOMIC MASSES 190Re; deduced mass excess, atomic mass and binding energy. Comparison with values in AME2016.

doi: 10.1088/1361-6471/ab98e3
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Data from this article have been entered in the XUNDL database. For more information, click here.


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
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2018FE05      Phys.Lett. B 779, 124 (2018)

B.Fernandez-Dominguez, B.Pietras, W.N.Catford, N.A.Orr, M.Petri, M.Chartier, S.Paschalis, N.Patterson, J.S.Thomas, M.Caamano, T.Otsuka, A.Poves, N.Tsunoda, N.L.Achouri, J.-C.Angelique, N.I.Ashwood, A.Banu, B.Bastin, R.Borcea, J.Brown, F.Delaunay, S.Franchoo, M.Freer, L.Gaudefroy, S.Heil, M.Labiche, B.Laurent, R.C.Lemmon, A.O.Macchiavelli, F.Negoita, E.S.Paul, C.Rodriguez-Tajes, P.Roussel-Chomaz, M.Staniou, M.J.Taylor, L.Trache, G.L.Wilson

Re-examining the transition into the N = 20 island of inversion: Structure of 30Mg

NUCLEAR REACTIONS C(31Mg, n)30Mg, E=55.1 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies and intensities, J, π, single-particle σ, spectroscopic factors. Comparison with shell model calculations.

doi: 10.1016/j.physletb.2018.02.002
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0931. Data from this article have been entered in the XUNDL database. For more information, click here.


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
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2017JO07      Phys.Rev. C 95, 064321 (2017)

P.R.John, J.J.Valiente-Dobon, D.Mengoni, V.Modamio, S.Lunardi, D.Bazzacco, A.Gadea, C.Wheldon, T.R.Rodriguez, T.Alexander, G.de Angelis, N.Ashwood, M.Barr, G.Benzoni, B.Birkenbach, P.G.Bizzeti, A.M.Bizzeti-Sona, S.Bottoni, M.Bowry, A.Bracco, F.Browne, M.Bunce, F.Camera, L.Corradi, F.C.L.Crespi, B.Melon, E.Farnea, E.Fioretto, A.Gottardo, L.Grente, H.Hess, Tz.Kokalova, W.Korten, A.Kusoglu, S.Lenzi, S.Leoni, J.Ljungvall, R.Menegazzo, C.Michelagnoli, T.Mijatovic, G.Montagnoli, D.Montanari, D.R.Napoli, Zs.Podolyak, G.Pollarolo, F.Recchia, P.Reiter, O.J.Roberts, E.Sahin, M.-D.Salsac, F.Scarlassara, M.Sferrazza, P.-A.Soderstrom, A.M.Stefanini, S.Szilner, C.A.Ur, A.Vogt, J.Walshe

In-beam γ-ray spectroscopy of the neutron-rich platinum isotope 200Pt toward the N=126 shell gap

NUCLEAR REACTIONS 198Pt(82Se, 80Se)200Pt, E=426 MeV; measured Eγ, Iγ, (80Se recoils)γγ-coin using PRISMA spectrometer for 80Se recoils and AGATA array for Doppler-corrected γ rays at XTU Tandem-ALPI accelerator of LNL-Legnaro facility. 200Pt; deduced levels, J, π, ground-state band, structure above the 17-ns, 7- isomer. Comparison with theoretical model calculations.

NUCLEAR STRUCTURE 190,192,194,196,198,200,202,204Pt; calculated particle-number-projected potential energy surfaces in (β2, γ) plane, yrast band excitation energies. Beyond mean-field, symmetry-conserving configuration-mixing (SCCM) calculations based on Gogny D1S energy density functionals. Comparison with experimental data.

doi: 10.1103/PhysRevC.95.064321
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2239. Data from this article have been entered in the XUNDL database. For more information, click here.


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
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2366. Data from this article have been entered in the XUNDL database. For more information, click here.


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
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Data from this article have been entered in the XUNDL database. For more information, click here.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2146. Data from this article have been entered in the XUNDL database. For more information, click here.


2014JO05      Phys.Rev. C 90, 021301 (2014)

P.R.John, V.Modamio, J.J.Valiente-Dobon, D.Mengoni, S.Lunardi, T.R.Rodriguez, D.Bazzacco, A.Gadea, C.Wheldon, T.Alexander, G.de Angelis, N.Ashwood, M.Barr, G.Benzoni, B.Birkenbach, P.G.Bizzeti, A.M.Bizzeti-Sona, S.Bottoni, M.Bowry, A.Bracco, F.Browne, M.Bunce, F.Camera, B.Cederwall, L.Corradi, F.C.L.Crespi, P.Desesquelles, J.Eberth, E.Farnea, E.Fioretto, A.Gorgen, A.Gottardo, J.Grebosz, L.Grente, H.Hess, A.Jungclaus, Tz.Kokalova, A.Korichi, W.Korten, A.Kusoglu, S.Lenzi, S.Leoni, J.Ljungvall, G.Maron, W.Meczynski, B.Melon, R.Menegazzo, C.Michelagnoli, T.Mijatovic, B.Million, P.Molini, G.Montagnoli, D.Montanari, D.R.Napoli, P.Nolan, C.Oziol, Zs.Podolyak, G.Pollarolo, A.Pullia, B.Quintana, F.Recchia, P.Reiter, O.J.Roberts, D.Rosso, E.Sahin, M.-D.Salsac, F.Scarlassara, M.Sferrazza, J.Simpson, P.-A.Soderstrom, A.M.Stefanini, O.Stezowski, S.Szilner, Ch.Theisen, C.A.Ur, J.Walshe

Shape evolution in the neutron-rich osmium isotopes: Prompt γ-ray spectroscopy of 196Os

NUCLEAR REACTIONS 198Pt(82Se, X), E=426 MeV; measured Eγ, Iγ, γγ-, (84Kr)γ-coin using PRISMA spectrometer for fragments and AGATA array for γ rays at Tandem-ALPI-LNL accelerator facility. 196Os; deduced levels, J, π, γ-unstable/triaxial rotor yrast band. Comparison with state-of-the-art beyond-mean-field calculations.

NUCLEAR STRUCTURE 188,190,192,194,196,198Os; calculated particle number projected potential energy surfaces in (β2, γ) plane, level energies in the yrast bands using Gogny D1S interaction. State-of-the-art beyond-meanfield calculations. Comparison with experimental data.

doi: 10.1103/PhysRevC.90.021301
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Data from this article have been entered in the XUNDL database. For more information, click here.


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
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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
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Data from this article have been entered in the XUNDL database. For more information, click here.


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
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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
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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
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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
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1890. Data from this article have been entered in the XUNDL database. For more information, click here.


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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1402.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1294.


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
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1649.


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
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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
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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
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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
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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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0724.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0545.


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
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1315.


2004FR20      Nucl.Phys. A738, 10 (2004)

M.Freer, N.I.Ashwood, for the Charissa and DeMoN Collaborations

Helium Clustering in Be Isotopes

NUCLEAR REACTIONS C(10Be, X), (11Be, X), (12Be, X), (14Be, X), (14B, X), E=30-42 MeV/nucleon; measured charged particle and neutron spectra; deduced cluster breakup and neutron-removal σ, cluster structure effects.

doi: 10.1016/j.nuclphysa.2004.04.005
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2003AS04      Phys.Rev. C 68, 017603 (2003)

N.I.Ashwood, N.M.Clarke, M.Freer, B.R.Fulton, R.J.Woolliscroft, W.N.Catford, V.A.Ziman, R.P.Ward, C.J.Bickerton, C.E.Harrison, V.F.E.Pucknell

10Be excited states populated in the 9Be(9Be, 8Be)10Be reaction

NUCLEAR REACTIONS 9Be(9Be, 2α), E=48 MeV; measured particle spectra, αα-coin. 10Be deduced levels, J, π, rotational bands. 8Be deduced excited levels. Coupled channels analysis, comparison with previous results.

doi: 10.1103/PhysRevC.68.017603
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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
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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
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