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NSR database version of April 11, 2024.

Search: Author = J.MacKenzie

Found 24 matches.

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2005MO04      Phys.Rev. C 71, 014607 (2005)

S.A.Morrow, J.Arneil, E.C.Aschenauer, M.F.van Batenburg, H.P.Blok, D.J.Boersma, D.Branford, T.Davinson, G.DeMeyer, J.E.Ducret, W.H.A.Hesselink, D.Groep, K.Hicks, D.G.Ireland, N.Kalantar-Nayestanaki, L.Lapikas, M.Liang, J.Mackenzie, C.Marchand, R.Medaglia, J.Ryckebusch, M.van Sambeek, R.Starink, G.van der Steenhoven, M.A.van Uden, H.de Vries

Comparison between the transverse responses of the reactions ¹²C(e, e'p)¹¹B and ¹²C(γ, p)¹¹B

NUCLEAR REACTIONS ¹²C(e, e'p), E=379-585 MeV; measured excitation energy spectra, momentum distributions; deduced longitudinal and transverse response functions. ¹²C(e, e'p), E=379-585 MeV; ¹²C(γ, p), E=61.8, 71.6 MeV; analyzed transverse reduced σ, role of two-body currents.

doi: 10.1103/PhysRevC.71.014607
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2002BR38      Phys.Rev. C66, 015208 (2002)

D.Branford, J.F.Arneil, J.A.MacKenzie, K.Fohl, J.Ahrens, J.R.M.Annand, R.Beck, S.Franczuk, P.Grabmayr, S.J.Hall, P.D.Harty, T.Hehl, J.D.Kellie, M.Liang, I.J.D.MacGregor, J.C.McGeorge, A.Natter, S.Oberkirsch, R.O.Owens, C.J.Y.Powrie, D.P.Watts, S.Wunderlich

Investigation of Δ-Medium Effects using the ⁴He(γ, π⁺n)³H and ⁴He(γ, π⁺p)nnn Reactions

NUCLEAR REACTIONS ⁴He(γ, π⁺n), (γ, π⁺p), E=250-400 MeV; measured missing energy, σ(E, θ) with polarized and unpolarized beams; ¹²C(γ, π⁺n), E=260-380 MeV; analyzed data; deduced Δ-medium effects. Tagged photons, comparisons with model predictions.

doi: 10.1103/PhysRevC.66.015208
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2001DI12      Nucl.Phys. A689, 668 (2001)

A.Di Pietro, P.Figuera, R.Neal, C.Sukosd, F.Amorini, F.Binon, W.Bradfield-Smith, M.Cabibbo, G.Cardella, R.Coszach, T.Davinson, P.Duhamel, A.Emmi, R.Irvine, P.Leleux, J.Mackenzie, A.Musumarra, A.Ninane, M.Papa, G.Pappalardo, F.Rizzo, A.C.Shotter, S.Tudisco, J.Vanhorenbeeck, P.J.Woods

Different Aspects of Nuclear Structure and Reaction Mechanisms in the Collision ¹³N + ¹¹B

NUCLEAR REACTIONS ¹¹B(¹³N, X), (¹³N, ¹²C), E=29.5, 45 MeV; ¹⁰B(¹⁴N, X), E=47 MeV; measured particle spectra, σ(θ), Eγ, Iγ, fusion σ. ²⁴Mg deduced 6-α decay features, GDR γ-emission features.

doi: 10.1016/S0375-9474(00)00704-1
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2000BR01      Phys.Rev. C61, 014603 (2000)

D.Branford, J.A.MacKenzie, F.X.Lee, J.Ahrens, J.R.M.Annand, R.Beck, G.E.Cross, T.Davinson, P.Grabmayr, S.J.Hall, P.D.Harty, T.Hehl, D.G.Johnstone, J.D.Kellie, T.Lamparter, M.Liang, I.J.D.MacGregor, J.C.McGeorge, R.O.Owens, M.Sauer, R.Schneider, A.C.Shotter, K.Spaeth, D.P.Watts, P.J.Woods, L.E.Wright, T.T.Yau

Nuclear Pion Photoproduction in the Δ Resonance Region

NUCLEAR REACTIONS ¹²C(γ, π⁺n), E=260, 300, 340, 380 MeV; measured σ(θ₁, θ₂), missing energy spectra; deduced Δ resonance role. DWIA analysis. Tagged photons.

doi: 10.1103/PhysRevC.61.014603
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2000GR21      Nucl.Instrum.Methods Phys.Res. A450, 12 (2000)

C.J.Gross, T.N.Ginter, D.Shapira, W.T.Milner, J.W.McConnell, A.N.James, J.W.Johnson, J.Mas, P.F.Mantica, R.L.Auble, J.J.Das, J.L.Blankenship, J.H.Hamilton, R.L.Robinson, Y.A.Akovali, C.Baktash, J.C.Batchelder, C.R.Bingham, M.J.Brinkman, H.K.Carter, R.A.Cunningham, T.Davinson, J.D.Fox, A.Galindo-Uribarri, R.Grzywacz, J.F.Liang, B.D.MacDonald, J.MacKenzie, S.D.Paul, A.Piechaczek, D.C.Radford, A.V.Ramayya, W.Reviol, D.Rudolph, K.Rykaczewski, K.S.Toth, W.Weintraub, C.Williams, P.J.Woods, C.-H.Yu, E.F.Zganjar

Performance of the Recoil Mass Spectrometer and Its Detector Systems at the Holifield Radioactive Ion Beam Facility

doi: 10.1016/S0168-9002(00)00159-5
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2000WA20      Phys.Rev. C62, 014616 (2000)

D.P.Watts, I.J.D.MacGregor, J.Ahrens, J.R.M.Annand, R.Beck, D.Branford, P.Grabmayr, S.J.Hall, P.D.Harty, T.Hehl, J.D.Kellie, T.Lamparter, M.Liang, J.A.MacKenzie, S.J.McAllister, J.C.McGeorge, R.O.Owens, M.Sauer, R.Schneider, G.J.Wagner, T.T.-H.Yau

The ¹²C(γ, NN) Reaction Studied Over a Wide Kinematic Range

NUCLEAR REACTIONS ¹²C(γ, np), (γ, 2p), E=150-700 MeV; measured missing energy, recoil momentum distributions; deduced role of short-range correlations, other reaction mechanism features. Tagged photons. Comparisons with model predictions.

doi: 10.1103/PhysRevC.62.014616
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1999DI04      Phys.Rev. C59, 1185 (1999)

A.Di Pietro, F.Amorini, W.Bradfield-Smith, G.Cardella, T.Davinson, P.Figuera, W.Galster, R.Irvine, P.Leleux, J.Mackenzie, A.Musumarra, R.Neal, A.Ninane, G.Pappalardo, F.Rizzo, A.C.Shotter, C.Sukosd, S.Tudisco

6α Particle Emission in the Reaction ¹³N + ¹¹B

NUCLEAR REACTIONS ¹¹B(¹³N, ¹²C), E=29.5, 45 MeV; measured σ(E) for 6α decay. ¹²C deduced excited states. Radioactive beam.

doi: 10.1103/PhysRevC.59.1185
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1999MC06      Phys.Rev. C60, 044610 (1999)

S.J.McAllister, J.C.McGeorge, I.J.D.MacGregor, J.R.M.Annand, S.J.Hall, P.D.Harty, J.D.Kellie, G.J.Miller, R.O.Owens, D.P.Watts, T.T.-H.Yau, D.Branford, J.A.MacKenzie, M.Liang, P.Grabmayr, T.Hehl, T.Lamparter, M.Sauer, R.Schneider, J.Ahrens, R.Beck

The (γ, pd) Reaction in ¹²C

NUCLEAR REACTIONS ¹²C(γ, pd), E=150-400 MeV; measured particle spectra, σ(θ), recoil momentum distributions; deduced reaction mechanism features. Tagged photon beam.

doi: 10.1103/PhysRevC.60.044610
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1998DI14      Nuovo Cim. 111A, 909 (1998)

A.di Pietro, R.Neal, F.Amorini, W.Bradfield-Smith, G.Cardella, T.Davinson, P.Figuera, W.Galster, R.Irvine, P.Leleux, J.Mackenzie, A.Musumarra, A.Ninane, G.Pappalardo, A.C.Shotter, C.Sukosd, F.Rizzo, S.Tudisco, P.Woods

The Transfer Reaction ¹¹B(¹³N, ¹²C)¹²C

NUCLEAR REACTIONS ¹¹B(¹³N, ¹²C), E=29.5, 45 MeV; measured Eγ, (particle)γ-, (particle)(particle)-coin, σ(θ); deduced 6α-events origin. ¹³N deduced ground state features.

doi: 10.1007/BF03035977
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1998HA01      Phys.Rev. C57, 123 (1998)

P.D.Harty, I.J.D.MacGregor, J.Ahrens, J.R.M.Annand, I.Anthony, R.Beck, D.Branford, G.E.Cross, T.Davinson, P.Grabmayr, S.J.Hall, T.Hehl, J.D.Kellie, T.Lamparter, J.A.MacKenzie, J.C.McGeorge, G.J.Miller, R.O.Owens, M.Sauer, R.Schneider, K.Spaeth

Investigation of Multiparticle Final States in ¹²C Photoreactions

NUCLEAR REACTIONS ¹²C(γ, np), (γ, 2p), (γ, 3p), (γ, pπ), (γ, 2pπ), E=250-600 MeV; measured σ vs missing energy; deduced reaction mechanism features. Tagged photons. Valencia model calculations.

doi: 10.1103/PhysRevC.57.123
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1998MA02      Phys.Rev.Lett. 80, 245 (1998)

I.J.D.MacGregor, T.T-H.Yau, J.Ahrens, J.R.M.Annand, R.Beck, D.Branford, P.Grabmayr, S.J.Hall, P.D.Harty, T.Hehl, J.D.Kellie, T.Lamparter, M.Liang, J.A.MacKenzie, S.McAllister, J.C.McGeorge, R.O.Owens, J.Ryckebusch, M.Sauer, R.Schneider, D.P.Watts

Mechanisms in the ¹²C(γ, pn) and (γ, pp) Reactions

NUCLEAR REACTIONS ¹²C(γ, np), (γ, 2p), E=120-400 MeV; measured σ(Eγ, θ(p)); deduced Δ-resonance dependence, reaction mechanism features.

doi: 10.1103/PhysRevLett.80.245
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0873.

1998YA05      Eur.Phys.J. A 1, 241 (1998)

T.T.-H.Yau, I.J.D.MacGregor, J.Ahrens, J.R.M.Annand, R.Beck, D.Branford, P.Grabmayr, S.J.Hall, P.D.Harty, T.Hehl, D.G.Ireland, J.D.Kellie, T.Lamparter, K.Livingston, M.Liang, J.A.MacKenzie, S.McAllister, J.C.McGeorge, R.O.Owens, M.Sauer, R.Schneider, D.P.Watts

The Angular Distribution of the ¹²C(γ, pn) Reaction for E(γ) = 120 - 150 MeV

NUCLEAR REACTIONS ¹²C(γ, np), E=120-150 MeV; measured σ(θ(n), θ(p)); deduced pion-, rho-exchange roles. Comparison with other reactions.

doi: 10.1007/s100500050055
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0872.

1997IR01      Phys.Rev. C55, R1621 (1997)

R.J.Irvine, C.N.Davids, P.J.Woods, D.J.Blumenthal, L.T.Brown, L.F.Conticchio, T.Davinson, D.J.Henderson, J.A.Mackenzie, H.T.Penttila, D.Seweryniak, W.B.Walters

Proton Emission from Drip-Line Nuclei ¹⁵⁷Ta and ¹⁶¹Re

RADIOACTIVITY ¹⁶⁰W(α) [from ¹⁰²Pd(⁵⁸Ni, X), E=270 MeV]; ¹⁵⁶Hf(α) [from ¹⁶⁰W(α-decay)]; measured α-spectra. ¹⁶¹Re(α), (p) [from ¹⁰⁶Cd(⁵⁸Ni, X), E=270 MeV]; ¹⁵⁷Ta(α), (p) [from ¹⁶¹Re(α-decay)]; measured α-, proton spectra, proton-decay T_1/2. ¹⁵⁶Hf, ¹⁶⁰W deduced level population from proton decay. ¹⁵³Lu deduced level population from α-decay.

doi: 10.1103/PhysRevC.55.R1621
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1997LI30      Phys.Lett. 411B, 244 (1997)

M.Liang, D.Branford, T.Davinson, D.Johnstone, J.A.MacKenzie, A.C.Shotter, J.R.M.Annand, S.J.Hall, P.D.Harty, J.D.Kellie, I.J.D.MacGregor, J.C.McGeorge, G.J.Miller, R.O.Owens, T.Yau, P.Grabmayr, T.Hehl, J.Leypoldt, T.Lamparter, A.Mondry, M.Sauer, R.Schneider, K.Spaeth, J.Ahrens, R.Beck

¹²C(γ, π⁺n) and ¹²C(γ, π⁺p) Reaction Across the Δ Resonance Region

NUCLEAR REACTIONS ¹²C(γ, nπ⁺), (γ, pπ⁺), E=150-790 MeV bremsstrahlung; measured σ(θ, Eγ, Eπ); deduced final state interactions. Valencia model.

doi: 10.1016/S0370-2693(97)01005-8
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1997SE03      Phys.Rev. C55, R2137 (1997)

D.Seweryniak, C.N.Davids, W.B.Walters, P.J.Woods, I.Ahmad, H.Amro, D.J.Blumenthal, L.T.Brown, M.P.Carpenter, T.Davinson, S.M.Fischer, D.J.Henderson, R.V.F.Janssens, T.L.Khoo, I.Hibbert, R.J.Irvine, C.J.Lister, J.A.Mackenzie, D.Nisius, C.Parry, R.Wadsworth

In-Beam γ-Ray Spectroscopy of the Proton Emitter ₆₉¹⁴⁷Tm using Recoil-Decay Tagging

NUCLEAR REACTIONS ⁹²Mo(⁵⁸Ni, 2np), E=260 MeV; measured Eγ, Iγ, γp-coin. ¹⁴⁷Tm deduced high-spin levels, J, π. Recoil-decay tagging.

doi: 10.1103/PhysRevC.55.R2137
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Data from this article have been entered in the XUNDL database. For more information, click here.

1996GR05      Phys.Lett. 370B, 17 (1996)

P.Grabmayr, J.Ahrens, J.R.M.Annand, I.Anthony, D.Branford, G.E.Cross, T.Davinson, S.J.Hall, P.D.Harty, T.Hehl, J.D.Kellie, T.Lamparter, I.J.D.MacGregor, J.A.MacKenzie, J.M.McGeorge, G.J.Miller, R.O.Owens, M.Sauer, R.Schneider, K.Spaeth, G.J.Wagner

Excitation Functions for the Two-Nucleon Photoaborption in ⁶Li

NUCLEAR REACTIONS ⁶Li(γ, np), (γ, 2p), E=114-600 MeV; measured σ(θ(12)) vs Eγ, missing energy spectra; deduced various photon absorption mechanisms relative importance. Quasideuteron model role in (γ, np).

doi: 10.1016/0370-2693(95)01581-7
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1996HA17      Phys.Lett. 380B, 247 (1996)

P.D.Harty, I.J.D.MacGregor, P.Grabmayr, J.Ahrens, J.R.M.Annand, I.Anthony, R.Beck, D.Branford, G.E.Cross, T.Davinson, S.J.Hall, T.Hehl, J.D.Kellie, T.Lamparter, J.A.MacKenzie, J.C.McGeorge, G.J.Miller, R.O.Owens, M.Sauer, R.Schneider, K.Spaeth

The Contribution of 2N Photon Absorption in ¹²C(γ, 2N) Reactions for E(γ) = 150-400 MeV

NUCLEAR REACTIONS ¹²C(γ, np), (γ, 2p), E=150-400 MeV; measured yield vs missing energy, recoil momentum spectra; deduced photon absorption mechanism.

doi: 10.1016/0370-2693(96)00508-4
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1996LA15      Z.Phys. A355, 1 (1996)

Th.Lamparter, J.Ahrens, J.R.M.Annand, I.Anthony, R.Beck, D.Branford, G.E.Cross, T.Davinson, P.Grabmayr, S.J.Hall, P.D.Harty, T.Hehl, J.D.Kellie, I.J.D.MacGregor, J.A.MacKenzie, J.C.McGeorge, G.J.Miller, R.O.Owens, M.Sauer, R.Schneider, K.Spaeth, G.J.Wagner

On Photonuclear Reaction Mechanisms at Intermediate Energies

NUCLEAR REACTIONS ¹²C(γ, np), (γ, 2p), E=114-600 MeV; measured missing energy spectra. Valencia model, Monte Carlo simulations.

doi: 10.1007/s002180050069
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1996MA20      Phys.Rev. C54, R6 (1996)

J.A.MacKenzie, D.Branford, J.Ahrens, J.R.M.Annand, R.Beck, G.E.Cross, T.Davinson, P.Grabmayr, S.J.Hall, P.D.Harty, T.Hehl, D.G.Johnstone, J.D.Kellie, T.Lamparter, M.Liang, I.J.D.MacGregor, J.C.McGeorge, R.O.Owens, M.Sauer, R.Schneider, A.C.Shotter, K.Spaeth, P.J.Woods, T.Yau

Quasifree π⁺ Production Studied using the ¹²C(γ, π⁺n)¹¹B Reaction in the Δ(1232) Resonance Region

NUCLEAR REACTIONS ¹²C(γ, nπ⁺), E=280-320 MeV; measured σ(θ(π), θ(n)). Model comparison.

doi: 10.1103/PhysRevC.54.R6
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1996MA88      Nucl.Instrum.Methods Phys.Res. A382, 479 (1996)

I.J.D.MacGregor, J.R.M.Annand, D.Branford, G.E.Cross, P.Grabmayr, P.D.Harty, T.Hehl, T.Lamparter, J.A.MacKenzie, S.McAllister, J.C.McGeorge, R.O.Owens, R.Schneider, P.Terzoudi, D.P.Watts, T.T.-H.Yau

PiP - A Large Solid Angle Scintillation Telescope for Detecting Protons and Pions

doi: 10.1016/S0168-9002(96)00844-3
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1996NA04      Phys.Rev. C53, 811 (1996)

R.Nair, H.S.Plendl, E.P.Gavathas, L.-C.Liu, R.J.Estep, B.J.Dropesky, J.D.Bowman, J.N.Knudson, B.J.Lieb, C.E.Stronach, H.O.Funsten, J.Mackenzie

Pion-Nucleus Single Charge Exchange Induced by Stopped Negative Pions

NUCLEAR REACTIONS ¹²C, ¹H, ²⁷Al, ³¹P, ³²S, ⁴⁵Sc, ¹¹⁵In(π^-, π⁰), E at rest; measured branching ratio; deduced πN-isovector interaction implications.

doi: 10.1103/PhysRevC.53.811
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1995CR04      Nucl.Phys. A593, 463 (1995)

G.E.Cross, I.J.D.MacGregor, J.C.McGeorge, J.Ahrens, I.Anthony, J.R.M.Annand, R.Beck, D.Branford, T.Davinson, P.Grabmayr, S.J.Hall, P.D.Harty, T.Hehl, J.D.Kellie, T.Lamparter, L.Machenil, J.A.MacKenzie, G.J.Miller, R.O.Owens, J.Ryckebusch, M.Sauer, R.Schneider, K.Spaeth, M.Vanderhaeghen

Proton Photoproduction from ¹²C

NUCLEAR REACTIONS ¹²C(γ, p), E=200-500 MeV; measured σ(θ). ¹²C(γ, np), (γ, 2p), E=300 MeV; measured σ(θ, E(nucleon)); deduced reaction mechanism. Tagged photon beam.

doi: 10.1016/0375-9474(95)00318-U
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0797.

1993PL08      Acta Phys.Pol. B24, 1649 (1993)

H.S.Plendl, R.Nair, E.P.Gavathas, L.C.Liu, R.J.Estep, B.J.Dropesky, J.D.Bowman, J.N.Knudson, B.J.Lieb, C.E.Stronach, H.O.Funsten, J.MacKenzie

Single Charge Exchange following π^- Capture

NUCLEAR REACTIONS C, ¹H, ²⁷Al, ³¹P, ³²S, ⁴⁵Sc, ¹¹⁵In(π^-, π⁰), E ≈ threshold; measured branching ratio relative to (π^-, X); deduced target shell structure role.

1992LY01      Phys.Rev. C45, 308 (1992)

C.R.Lyndon, H.O.Funsten, C.F.Perdrisat, V.Punjabi, J.M.Finn, B.J.Lieb, C.E.Stronach, N.L.Fuqua, H.S.Plendl, J.R.Mackenzie, R.Nair, J.R.Comfort, R.A.Giannelli, J.J.Reidy, L.Redmond, P.E.Koehler, S.A.Wender

Coincidence Analyzing-Power Measurements of the Reaction ¹²C(p(pol), p'γ)¹²C(*) Through the 15.11-MeV State

NUCLEAR REACTIONS ¹²C(polarized p, p'γ), E=318 MeV; measured coincidence analyzing powers vs φp. Relativistic, non-relativistic DWBA.

doi: 10.1103/PhysRevC.45.308
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Note: The following list of authors and aliases matches the search parameter J.MacKenzie: , J.A.MACKENZIE, J.R.MACKENZIE