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NSR database version of May 24, 2024.

Search: Author = J.C.Mcgeorge

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2019AK10      Eur.Phys.J. A 55, 202 (2019)

C.S.Akondi, K.Bantawa, D.M.Manley, S.Abt, P.Achenbach, F.Afzal, P.Aguar-Bartolome, Z.Ahmed, J.R.M.Annand, H.J.Arends, M.Bashkanov, R.Beck, M.Biroth, N.Borisov, A.Braghieri, W.J.Briscoe, F.Cividini, C.Collicott, S.Costanza, A.Denig, M.Dieterle, E.J.Downie, P.Drexler, M.I.Ferretti-Bondy, S.Gardner, D.I.Glazier, I.Gorodnov, W.Gradl, M.Gunther, D.Gurevich, S.Kay, L.Heijkenskjold, D.Hornidge, G.M.Huber, M.Kaser, V.L.Kashevarov, M.Korolija, B.Krusche, A.Lazarev, K.Livingston, S.Lutterer, J.C.McGeorge, I.J.D.MacGregor, P.P.Martel, D.G.Middleton, R.Miskimen, E.Mornacchi, A.Mushkarenkov, C.Mullen, A.Neganov, A.Neiser, M.Oberle, M.Ostrick, P.B.Otte, B.Oussena, D.Paudyal, P.Pedroni, A.Powell, S.N.Prakhov, G.Ron, T.Rostomyan, A.Sarty, C.Sfienti, V.Sokhoyan, K.Spieker, O.Steffen, I.I.Strakovsky, Th.Strub, I.Supek, A.Thiel, M.Thiel, A.Thomas, M.Unverzagt, Yu.A.Usov, N.K.Walford, D.P.Watts, S.Wagner, D.Werthmuller, J.Wettig, L.Witthauer, M.Wolfes

Experimental study of the γp → K0Σ+, γn → K0Λ, and γn → K0Σ0 reactions at the Mainz Microtron

doi: 10.1140/epja/i2019-12924-x
Citations: PlumX Metrics


2015AL28      Eur.Phys.J. A 51, 123 (2015), Erratum Eur.Phys.J. A 51, 138 (2015)

R.Al Jebali, J.R.M.Annand, J.-O.Adler, I.Akkurt, E.Buchanan, J.Brudvik, K.Fissum, S.Gardner, D.J.Hamilton, K.Hansen, L.Isaksson, K.Livingston, M.Lundin, J.C.McGeorge, I.J.D.MacGregor, R.MacRae, D.G.Middleton, A.J.H.Reiter, G.Rosner, B.Schroder, J.Sjogren, D.Sokhan, B.Strandberg

A helium gas scintillator active target for photoreaction measurements

doi: 10.1140/epja/i2015-15123-y
Citations: PlumX Metrics


2013BA28      Phys.Lett. B 723, 71 (2013)

P.A.Bartolome, A.Mushkarenkov, J.Ahrens, J.R.M.Annand, H.-J.Arends, R.Beck, V.Bekrenev, H.Berghauser, A.Braghieri, W.J.Briscoe, S.N.Cherepnya, S.Costanza, P.Drexler, L.V.Filkov, A.Fix, G.Giardina, D.I.Glazier, D.Hamilton, E.Heid, W.Heil, D.Hornidge, D.Howdle, I.Jaegle, O.Jahn, T.Jude, V.L.Kashevarov, I.Keshelashvili, R.Kondratiev, M.Korolija, J.Krimmer, B.Krusche, S.Kruglov, A.Kulbardis, V.Lisin, K.Livingston, J.Mancell, D.G.Middleton, I.J.D.MacGregor, D.M.Manley, J.C.McGeorge, V.Metag, B.M.K.Nefkens, A.Nikolaev, M.Oberle, M.Ostrick, H.Ortega, P.B.Otte, B.Oussena, P.Pedroni, F.Pheron, S.Prakhov, A.Polonski, F.Rigamonti, M.Romaniuk, G.Rosner, T.Rostomyan, S.Schumann, D.Sober, A.Starostin, I.Supek, M.Thiel, A.Thomas, M.Unverzagt, D.Watts, D.Werthmuller

First measurement of the helicity dependence of 3He photoreactions in the Δ(1232) resonance region

NUCLEAR REACTIONS 3He(γ, X), (γ, π0), (γ, π+), (γ, π-), (γ, 2p), E=150-500 MeV; measured reaction products, Eγ, Iγ; deduced total σ, unpolarized σ, polarized σ. Large acceptance Crystal Ball spectrometer.

doi: 10.1016/j.physletb.2013.04.057
Citations: PlumX Metrics


2013TH10      Eur.Phys.J. A 49, 132 (2013)

M.Thiel, V.Metag, P.Aguar-Bartolome, L.K.Akasoy, J.R.M.Annand, H.J.Arends, K.Bantawa, R.Beck, V.Bekrenev, H.Berghauser, A.Braghieri, W.J.Briscoe, J.Brudvik, S.Cherepnya, M.Dieterle, E.J.Downie, P.Drexler, L.V.Filkov, S.Friedrich, D.I.Glazier, R.Gregor, E.Heid, D.Hornidge, O.Jahn, T.C.Jude, V.L.Kashevarov, I.Keshelashvili, R.Kondratiev, M.Korolija, M.Kotulla, B.Krusche, A.Kulbardis, B.Lemmer, V.Lisin, K.Livingston, S.Lugert, I.J.D.MacGregor, Y.Maghrbi, J.Mancell, D.M.Manley, M.Martinez, J.C.McGeorge, E.F.McNicoll, D.G.Middleton, A.Mushkarenkov, M.Nanova, B.M.K.Nefkens, A.Nikolaev, R.W.Novotny, M.Ostrick, P.Pedroni, F.Pheron, A.Polonski, S.N.Prakhov, J.Robinson, G.Rosner, T.Rostomyan, S.Schumann, M.H.Sikora, A.Starostin, I.Supek, A.Thomas, M.Unverzagt, D.P.Watts, J.Weil, D.Werthmuller, I.Zamboni

In-medium modifications of the ω meson near the production threshold

doi: 10.1140/epja/i2013-13132-6
Citations: PlumX Metrics


2012PH03      Phys.Lett. B 709, 21 (2012)

F.Pheron, J.Ahrens, J.R.M.Annand, H.J.Arends, K.Bantawa, P.A.Bartolome, R.Beck, V.Bekrenev, H.Berghauser, B.Boillat, A.Braghieri, D.Branford, W.J.Briscoe, J.Brudvik, S.Cherepnya, B.Demissie, M.Dieterle, E.J.Downie, P.Drexler, D.I.Glazier, E.Heid, L.V.Filkov, D.Hornidge, D.Howdle, O.Jahn, I.Jaegle, T.C.Jude, V.L.Kashevarov, I.Keshelashvili, R.Kondratiev, M.Korolija, M.Kotulla, A.Kulbardis, S.P.Kruglov, B.Krusche, V.Lisin, K.Livingston, I.J.D.Macgregor, Y.Maghrbi, J.Mancell, D.M.Manley, Z.Marinides, M.Martinez, J.C.Mcgeorge, E.Mcnicoll, D.Mekterovic, V.Metag, S.Micanovic, D.G.Middleton, A.Mushkarenkov, B.M.K.Nefkens, A.Nikolaev, R.Novotny, M.Oberle, M.Ostrick, B.Oussena, P.Pedroni, A.Polonski, S.N.Prakhov, J.Robinson, G.Rosner, T.Rostomyan, S.Schumann, M.H.Sikora, D.I.Sober, A.Starostin, I.Supek, M.Thiel, A.Thomas, M.Unverzagt, D.P.Watts, D.Werthmuller, L.Witthauer, F.Zehr

Coherent photoproduction of η-mesons off 3He - search for η-mesic nuclei

NUCLEAR REACTIONS 3He(γ, η), E=597.8-695.1 MeV; measured products, 3He; deduced σ, σ(E), σ(θ). Data were imported from EXFOR entry G0031.

doi: 10.1016/j.physletb.2012.01.075
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetG0031.


2011AH01      Eur.Phys.J. A 47, 36 (2011)

J.Ahrens, S.Altieri, J.R.M.Annand, H.-J.Arends, R.Beck, M.A.Blackston, C.Bradtke, A.Braghieri, N.D'Hose, H.Dutz, A.Fix, E.Heid, O.Jahn, F.Klein, R.Kondratiev, M.Lang, V.Lisin, M.Martinez-Fabregate, J.C.McGeorge, W.Meyer, A.Panzeri, P.Pedroni, T.Pinelli, D.Protopopescu, G.Reicherz, Ch.Rohlof, G.Rosner, T.Rostomyan, D.Ryckbosch, G.Tamas, A.Thomas, H.R.Weller, for the GDH and A2 Collaborations

Measurement of the helicity-dependent total cross-section for the γn → pπ-π0 reaction

NUCLEAR REACTIONS 2H(γ, p), E=450-800 MeV; measured γ spectra, γ(proton)-, γ(charged-particle)-coin, charged-particle spectra using the DAPHNE detector with incident circularly polarized γ, longitudinally polarized deuterons; deduced unpolarized and polarized γn to pπ+π0 σ. Comparison with previous data and calculations.

doi: 10.1140/epja/i2011-11036-1
Citations: PlumX Metrics


2010AH02      Eur.Phys.J. A 44, 189 (2010)

J.Ahrens, S.Altieri, J.R.M.Annand, H.-J.Arends, R.Beck, M.A.Blackston, C.Bradtke, A.Braghieri, N.d'Hose, H.Dutz, A.Fix, E.Heid, O.Jahn, F.Klein, R.Kondratiev, M.Lang, V.Lisin, M.Martinez-Fabregate, J.C.McGeorge, W.Meyer, A.Panzeri, P.Pedroni, T.Pinelli, D.Protopopescu, G.Reicherz, Ch.Rohlof, G.Rosner, T.Rostomyan, D.Ryckbosch, M.Schwamb, G.Tamas, A.Thomas, H.R.Weller,

Helicity dependence of the γd → πNN reactions in the Δ -resonance region

NUCLEAR REACTIONS 2H(γ, πX), E=301-455 MeV; 2H(polarized γ, πX), E=307-451 MeV; measured yields, σ(θ), helicity-dependent σ(θ) with polarized beam; deduced reaction mechanism features. Comparison with other data and various models.

doi: 10.1140/epja/i2010-10946-6
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0808.


2010MI11      Eur.Phys.J. A 43, 137 (2010)

D.G.Middleton, J.R.M.Annand, C.Barbieri, C.Giusti, P.Grabmayr, T.Hehl, I.J.D.MacGregor, I.Martin, J.C.McGeorge, F.Moschini, F.D.Pacati, M.Schwamb, D.Watts

Knockout of proton-neutron pairs from 16O with electromagnetic probes

NUCLEAR REACTIONS 16O(e, e'np)14N, E=215 MeV; 16O(γ, pn)14N, E=100-800 MeV; measured reaction products; deduced σ. Comparison with Pavia model of two-nucleon knockout predictions.

doi: 10.1140/epja/i2009-10902-7
Citations: PlumX Metrics


2009MI18      Phys.Rev.Lett. 103, 152501 (2009)

D.G.Middleton, J.R.M.Annand, M.A.Antelo, C.Ayerbe, P.Barneo, D.Baumann, J.Bermuth, J.Bernauer, H.P.Blok, R.Bohm, D.Bosnar, M.Ding, M.O.Distler, J.Friedrich, J.Garcia Llongo, D.I.Glazier, J.Golak, W.Glockle, P.Grabmayr, T.Hehl, J.Heim, W.H.A.Hesselink, E.Jans, H.Kamada, G.J.Manas, M.Kohl, L.Lapikas, I.J.D.MacGregor, I.Martin, J.C.McGeorge, H.Merkel, P.Merle, K.Monstad, F.Moschini, U.Muller, A.Nogga, R.Perez-Benito, Th.Pospischil, M.Potokar, G.Rosner, M.Seimetz, R.Skibinski, H.de Vries, Th.Walcher, D.P.Watts, M.Weinriefer, M.Weiss, H.Witala, B.Zihlmann

Investigation of the Exclusive 3He(e, e'pn)1H Reaction

NUCLEAR REACTIONS 3He(e, e'np), E=220-270 MeV; measured Ee, Ie, Ep, Ip and En, In; deduced σ. Continuum Fadeev calculations.

doi: 10.1103/PhysRevLett.103.152501
Citations: PlumX Metrics


2008MC05      Eur.Phys.J. A 37, 129 (2008)

J.C.McGeorge, J.D.Kellie, J.R.M.Annand, J.Ahrens, I.Anthony, A.Clarkson, D.J.Hamilton, P.S.Lumsden, E.F.McNicoll, R.O.Owens, G.Rosner, A.Thomas

Upgrade of the Glasgow photon tagging spectrometer for Mainz MAMI-C

doi: 10.1140/epja/i2008-10606-0
Citations: PlumX Metrics


2008MI26      Few-Body Systems 44, 171 (2008)

D.G.Middleton, J.R.M.Annand, M.A.Antelo, C.Ayerbe, P.Barneo, D.Baumann, J.Bermuth, J.Bernauer, H.P.Blok, R.Bohm, D.Bosnar, M.Ding, M.O.Distler, J.Friedrich, J.Garcia Llongo, D.I.Glazier, P.Grabmayr, T.Hehl, J.Heim, W.H.A.Hesselink, E.Jans, G.J.Manas, M.Kohl, L.Lapikas, I.J.D.MacGregor, I.Martin, J.C.McGeorge, H.Merkel, P.Merle, K.Monstad, F.Moschini, U.Muller, R.Perez Benito, Th.Pospischil, M.Potokar, G.Rosner, M.Seimitz, H.de Vries, Th.Walcher, D.P.Watts, M.Weinriefer, M.Weiss, B.Zihlmann

3He(e, e'pp) and 3He(e, e'pn) reactions at AmPS and MAMI

NUCLEAR REACTIONS 3He(e, e'2p), (e, e'np), E not given; measured cross sections.

doi: 10.1007/s00601-008-0283-x
Citations: PlumX Metrics


2007BL20      Eur.Phys.J. A 32, 219 (2007)

F.Bloch, J.Ahrens, J.R.M.Annand, R.Beck, L.S.Fog, D.Hornidge, S.Janssen, M.Kotulla, B.Krusche, J.C.McGeorge, I.J.D.MacGregor, J.G.Messchendorp, V.Metag, R.Novotny, R.O.Owens, M.Pfeiffer, M.Rost, R.Sanderson, S.Schadmand, A.Thomas, D.P.Watts

Double pion photoproduction off 40Ca

doi: 10.1140/epja/i2006-10383-2
Citations: PlumX Metrics


2007HA13      Phys.Rev. C 75, 044311 (2007)

N.P.Harrington, D.Branford, K.Fohl, E.Roche, J.R.M.Annand, R.Beck, P.Grabmayr, T.Hehl, D.Hornidge, K.Livingston, J.C.McGeorge, I.J.D.MacGregor, I.Martin, K.Monstad, F.Moschini, A.Reiter, S.Waddell, D.P.Watts, S.Young

Experimental study of the halo nucleus 6He using the 6Li(γ, π+)6He reaction

NUCLEAR REACTIONS 6Li(γ, π+), E=170-220 MeV; measured pion spectra, σ(E, θ). Comparison with model predictions, previous results.

doi: 10.1103/PhysRevC.75.044311
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0734.


2007NI03      Phys.Rev. C 75, 014007 (2007)

B.Nilsson, J.-O.Adler, B.-E.Andersson, J.R.M.Annand, I.Akkurt, M.J.Boland, G.I.Crawford, K.G.Fissum, K.Hansen, P.D.Harty, D.G.Ireland, L.Isaksson, M.Karlsson, M.Lundin, J.C.McGeorge, G.J.Miller, H.Ruijter, A.Sandell, B.Schroder, D.A.Sims, D.Watts

Measurement of the 4He(γ, n) reaction from 23 < Eγ < 70 MeV

NUCLEAR REACTIONS 4He(γ, n), E=23-70 MeV; measured σ(θ); deduced transition coefficients, angle-integrated σ. Tagged photons.

doi: 10.1103/PhysRevC.75.014007
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0708.


2007WA12      Phys.Lett. B 647, 88 (2007)

D.P.Watts, J.R.M.Annand, R.Beck, D.Branford, D.I.Glazier, P.Grabmayr, K.Livingston, I.J.D.MacGregor, J.C.McGeorge, R.O.Owens, G.Rosner

Dependence of the 12C(γ(pol), pd)reaction on photon linear polarisation

NUCLEAR REACTIONS 12C(polarized γ, pX), E=170-350 MeV; measured particle spectra, σ(E), asymmetry. 3He(polarized γ, pd), E≈90-350 MeV; analysed asymmetry. Faddeev calculations, three-nucleon force.

doi: 10.1016/j.physletb.2007.02.013
Citations: PlumX Metrics


2006MI22      Eur.Phys.J. A 29, 261 (2006); Erratum Eur.Phys.J. A 30, 469 (2006)

D.G.Middleton, J.R.M.Annand, C.Barbieri, P.Barneo, P.Bartsch, D.Baumann, J.Bermuth, D.Bosnar, H.P.Blok, R.Bohm, M.Ding, M.O.Distler, D.Elsner, J.Friedrich, C.Giusti, D.I.Glazier, P.Grabmayr, S.Grozinger, T.Hehl, J.Heim, W.H.A.Hesselink, E.Jans, F.Klein, M.Kohl, L.Lapikas, I.J.D.MacGregor, I.Martin, J.C.McGeorge, H.Merkel, P.Merle, F.Moschini, U.Muller, Th.Pospischil, G.Rosner, H.Schmieden, M.Seimetz, A.Sule, H.de Vries, Th.Walcher, D.P.Watts, M.Weis, B.Zihlmann

First measurements of the 16O(e, e'pn)14N reaction

NUCLEAR REACTIONS 2H, 16O(e, e'np), E=855 MeV; measured particle spectra. 14N deduced excited states.

doi: 10.1140/epja/i2005-10314-9
Citations: PlumX Metrics


2006MO11      Phys.Rev. C 73, 044611 (2006)

S.A.Morrow, D.Branford, K.Fohl, J.C.McGeorge, J.-O.Adler, K.Hansen, L.Isaksson, M.Lundin, I.J.D.MacGregor, B.Schroder

High-resolution study of the 12C(γ, pγ')11B reaction using a HpGe detector to resolve excited states of 11B through the observation of their γ-ray decays

NUCLEAR REACTIONS 12C(γ, p), E=49.5-70.2 MeV; measured Eγ, Iγ, pγ-coin, angular correlations. 11B deduced transition intensities, branching ratios, level populations.

doi: 10.1103/PhysRevC.73.044611
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0689.


2006RE10      Nucl.Instrum.Methods Phys.Res. A565, 753 (2006)

A.Reiter, J.-O.Adler, I.Akkurt, J.R.M.Annand, F.Fasolo, K.Fissum, K.Hansen, L.Isaksson, M.Karlsson, M.Lundin, J.C.McGeorge, B.Nilsson, G.Rosner, B.Schroder, A.Zanini

Measurement and simulation of the neutron response of the Nordball liquid scintillator array

RADIOACTIVITY 252Cf(SF); measured neutron spectra.

NUCLEAR REACTIONS 2H(γ, n), E=14-18 MeV; measured σ(θ).

doi: 10.1016/j.nima.2006.06.048
Citations: PlumX Metrics


2006RE16      Eur.Phys.J. A 30, 461 (2006)

A.Reiter, P.S.Lumsden, J.Ahrens, J.R.M.Annand, R.Beck, J.C.McGeorge, R.O.Owens

A microscope for the Glasgow photon tagging spectrometer in Mainz

doi: 10.1140/epja/i2006-10130-9
Citations: PlumX Metrics


2005AH01      Eur.Phys.J. A 23, 113 (2005)

J.Ahrens, V.M.Alexeev, J.R.M.Annand, H.J.Arends, R.Beck, G.Caselotti, S.N.Cherepnya, D.Drechsel, L.V.Filkov, K.Fohl, I.Giller, P.Grabmayr, T.Hehl, D.Hornidge, V.L.Kashevarov, M.Kotulla, D.Krambrich, B.Krusche, M.Lang, J.C.McGeorge, I.J.D.MacGregor, V.Metag, M.Moinester, R.Novotny, M.Pfeiffer, M.Rost, S.Schadmand, S.Scherer, A.Thomas, C.Unkmeir, Th.Walcher

Measurement of the π+-meson polarizabilities via the γp → γπ+n reaction

NUCLEAR REACTIONS 1H(γ, π+γ), E=537-817 MeV; measured Eγ, En, (pion)nγ-coin, σ(θ); deduced pion polarizabilities. Tagged photon beam, comparison with model predictions.

doi: 10.1140/epja/i2004-10056-2
Citations: PlumX Metrics


2005AH07      Eur.Phys.J. A 26, 135 (2005)

J.Ahrens, S.Altieri, J.R.M.Annand, H.-J.Arends, R.Beck, A.Braghieri, N.d'Hose, H.Dutz, S.Goertz, P.Grabmayr, S.Hasegawa, E.Heid, H.Holvoet, L.Van Hoorebeke, N.Horikawa, T.Iwata, O.Jahn, P.Jennewein, R.Kondratiev, J.Krimmer, M.Lang, B.Lannoy, K.Livingston, J.C.McGeorge, W.Meyer, A.Panzeri, P.Pedroni, T.Pinelli, I.Preobrajenski, G.Reicherz, G.Rosner, M.Rost, T.Rostomyan, D.Ryckbosch, M.Schumacher, B.Seitz, G.Tamas, A.Thomas, R.van de Vyver, Th.Walcher, F.Zapadtka

Measurement of the G asymmetry for the γp → Nπ channels in the Δ(1232) resonance region

NUCLEAR REACTIONS 1H(polarized γ, π0), (polarized γ, π+), e ≈ 340 MeV; measured σ(θ), G asymmetries, related polarization observables. Polarized target.

doi: 10.1140/epja/i2005-10158-3
Citations: PlumX Metrics


2005NI20      Phys.Lett. B 626, 65 (2005)

B.Nilsson, J.-O.Adler, B.-E.Andersson, J.R.M.Annand, I.Akkurt, M.J.Boland, G.I.Crawford, K.G.Fissum, K.Hansen, P.D.Harty, D.G.Ireland, L.Isaksson, M.Karlsson, M.Lundin, J.C.McGeorge, G.J.Miller, H.Ruijter, A.Sandell, B.Schroder, D.A.Sims, D.Watts

Near-threshold measurement of the 4He(γ, n) reaction

NUCLEAR REACTIONS 4He(γ, n), E=23-42 MeV; measured σ(θ); deduced angle-integrated σ. Comparison with previous data and various model calculations. Liquid target, tagged photons.

doi: 10.1016/j.physletb.2005.08.081
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0669.


2004KO01      Phys.Lett. B 578, 63 (2004)

M.Kotulla, J.Ahrens, J.R.M.Annand, R.Beck, D.Hornidge, S.Janssen, B.Krusche, J.C.McGeorge, I.J.D.MacGregor, J.G.Messchendorp, V.Metag, R.Novotny, M.Pfeiffer, R.O.Owens, M.Rost, S.Schadmand, D.P.Watts

Double π0 photoproduction off the proton at threshold

NUCLEAR REACTIONS 1H(γ, 2π0), E=300-425 MeV; measured invariant mass spectra, σ(θ), σ. Tagged photons. Comparison with model predictions.

doi: 10.1016/j.physletb.2003.10.056
Citations: PlumX Metrics


2004KO11      Eur.Phys.J. A 19, 391 (2004)

K.Kossert, M.Camen, F.Wissmann, J.Ahrens, J.R.M.Annand, H.-J.Arends, R.Beck, G.Caselotti, P.Grabmayr, O.Jahn, P.Jennewein, M.I.Levchuk, A.I.L'vov, J.C.McGeorge, A.Natter, V.Olmos de Leon, V.A.Petrunkin, G.Rosner, M.Schumacher, B.Seitz, F.Smend, A.Thomas, W.Weihofen, F.Zapadtka

Quasi-free π0 photoproduction from the bound nucleon

NUCLEAR REACTIONS 2H(γ, π0n), (γ, π0p), E=200-400 MeV; 1H(γ, π0), E=200-400 MeV; measured σ(E, θ). 1n(γ, π0), E=300 MeV; deduced quasifree σ(θ).

doi: 10.1140/epja/i2003-10130-3
Citations: PlumX Metrics


2004KR16      Eur.Phys.J. A 22, 277 (2004)

B.Krusche, J.Lehr, J.Ahrens, J.R.M.Annand, R.Beck, F.Bloch, L.S.Fog, D.Hornidge, S.Janssen, M.Kotulla, J.C.McGeorge, I.J.D.MacGregor, J.Messchendorp, V.Metag, U.Mosel, R.Novotny, R.O.Owens, M.Pfeiffer, R.Sanderson, S.Schadmand, D.P.Watts

Photoproduction of π0-mesons from nuclei

NUCLEAR REACTIONS 12C, 40Ca, 93Nb, 208Pb(γ, π0X), E=200-800 MeV; measured missing-energy and missing-mass spectra, σ, σ(E, θ); deduced in-medium effects. Tagged photons, comparison with model predictions, previous results.

doi: 10.1140/epja/i2004-10033-9
Citations: PlumX Metrics


2004PF01      Phys.Rev.Lett. 92, 252001 (2004); Comment Phys.Rev.Lett. 94, 049101 (2005)

M.Pfeiffer, J.Ahrens, J.R.M.Annand, R.Beck, G.Caselotti, S.Cherepnya, K.Fohl, L.S.Fog, D.Hornidge, S.Janssen, V.Kashevarov, R.Kondratiev, M.Kotulla, B.Krusche, J.C.McGeorge, I.J.D.MacGregor, K.Mengel, J.G.Messchendorp, V.Metag, R.Novotny, M.Rost, S.Sack, R.Sanderson, S.Schadmand, A.Thomas, D.P.Watts

Photoproduction of η-Mesic 3He

NUCLEAR REACTIONS 3He(γ, X), E=600-820 MeV; measured η-meson production σ, σ(θ); deduced resonance structure. 3He deduced quasibound η-mesic state energy, width.

doi: 10.1103/PhysRevLett.92.252001
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2003AH01      Phys.Lett. 551B, 49 (2003)

J.Ahrens, S.Altieri, J.R.M.Annand, G.Anton, H.-J.Arends, K.Aulenbacher, R.Beck, C.Bradtke, A.Braghieri, N.Degrande, N.d'Hose, H.Dutz, S.Goertz, P.Grabmayr, K.Hansen, J.Harmsen, D.von Harrach, S.Hasegawa, T.Hasegawa, E.Heid, K.Helbing, H.Holvoet, L.Van Hoorebeke, N.Horikawa, T.Iwata, O.Jahn, P.Jennewein, T.Kageya, B.Kiel, F.Klein, R.Kondratiev, K.Kossert, J.Krimmer, M.Lang, B.Lannoy, R.Leukel, V.Lisin, T.Matsuda, J.C.McGeorge, A.Meier, D.Menze, W.Meyer, T.Michel, J.Naumann, A.Panzeri, P.Pedroni, T.Pinelli, I.Preobrajenski, E.Radtke, E.Reichert, G.Reicherz, Ch.Rohlof, G.Rosner, T.Rostomyan, C.Rovelli, D.Ryckbosch, M.Sauer, B.Schoch, M.Schumacher, B.Seitz, T.Speckner, N.Takabayashi, G.Tamas, A.Thomas, R.van de Vyver, A.Wakai, W.Weihofen, F.Wissmann, F.Zapadtka, G.Zeitler, and the GDH and A2 Collaborations

Helicity dependence of the γ(pol)p(pol) → nπ+π0 reaction in the second resonance region

NUCLEAR REACTIONS 1H(polarized γ, π+π0), E=400-800 MeV; measured σ, helicity dependence; deduced resonance features. Polarized target.

doi: 10.1016/S0370-2693(02)03008-3
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2003KO08      Eur.Phys.J. A 16, 259 (2003)

K.Kossert, M.Camen, F.Wissmann, J.Ahrens, J.R.M.Annand, H.-J.Arends, R.Beck, G.Caselotti, P.Grabmayr, O.Jahn, P.Jennewein, M.I.Levchuk, A.I.L'vov, J.C.McGeorge, A.Natter, V.Olmos de Leon, V.A.Petrun'kin, G.Rosner, M.Schumacher, B.Seitz, F.Smend, A.Thomas, W.Weihofen, F.Zapadtka

Quasi-free Compton scattering and the polarizabilities of the neutron

NUCLEAR REACTIONS 1H(γ, γ'), E=200-400 MeV; 2H(γ, γ'n), (γ, γ'p), E=200-400 MeV; measured Eγ, Ep, En, σ(E, θ). 1n(γ, γ'), E=200-400 MeV; deduced σ(E, θ). 1n deduced polarizabilities. Tagged photons.

doi: 10.1140/epja/i2002-10093-9
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2003WA01      Phys.Lett. B 553, 25 (2003)

D.P.Watts, J.Ahrens, J.R.M.Annand, R.Beck, D.Branford, P.Grabmayr, T.Hehl, J.D.Kellie, I.J.D.MacGregor, J.C.McGeorge, R.O.Owens

Three-nucleon mechanisms in photoreactions

NUCLEAR REACTIONS 12C(γ, 2np), E=150-800 MeV; measured Ep, missing energy distributions; deduced possible three-nucleon mechanism, other reaction mechanism features. Tagged photons. Comparison with microscopic many-body model predictions.

doi: 10.1016/S0370-2693(02)03186-6
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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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2002CA13      Phys.Rev. C65, 032202 (2002)

M.Camen, K.Kossert, F.Wissmann, J.Ahrens, H.-J.Arends, R.Beck, G.Caselotti, P.Grabmayr, P.D.Harty, O.Jahn, P.Jennewein, R.Kondratiev, M.I.Levchuk, V.Lisin, A.I.Lvov, J.C.McGeorge, A.Natter, V.Olmos de Leon, M.Schumacher, B.Seitz, F.Smend, A.Thomas, W.Weihofen, F.Zapadtka

Backward Spin Polarizability γπ of the Proton

NUCLEAR REACTIONS 1H(γ, γ), E=200-470 MeV; measured Compton scattering σ(θ=136°), pγ-coin. 1H deduced backward spin polarizability. Comparisons with model predictions, previous results.

doi: 10.1103/PhysRevC.65.032202
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2002KO21      Phys.Rev.Lett. 88, 162301 (2002)

K.Kossert, M.Camen, F.Wissmann, J.Ahrens, J.R.M.Annand, H.-J.Arends, R.Beck, G.Caselotti, P.Grabmayr, O.Jahn, P.Jennewein, M.I.Levchuk, A.I.Lvov, J.C.McGeorge, A.Natter, V.Olmos de Leon, V.A.Petrunkin, G.Rosner, M.Schumacher, B.Seitz, F.Smend, A.Thomas, W.Weihofen, F.Zapadtka

Neutron Polarizabilities Investigated by Quasifree Compton Scattering from the Deuteron

NUCLEAR REACTIONS 2H(γ, n), E=200-400 MeV; measured Eγ, nγ-coin. 1n deduced polarizabilities.

doi: 10.1103/PhysRevLett.88.162301
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2002KO59      Phys.Rev.Lett. 89, 272001 (2002)

M.Kotulla, J.Ahrens, J.R.M.Annand, R.Beck, G.Caselotti, L.S.Fog, D.Hornidge, S.Janssen, B.Krusche, J.C.McGeorge, I.J.D.McGregor, K.Mengel, J.G.Messchendorp, V.Metag, R.Novotny, M.Pfeiffer, M.Rost, S.Sack, R.Sanderson, S.Schadmand, D.P.Watts

The Reaction γp → π0γ'p and the Magnetic Dipole Moment of the Δ+(1232) Resonance

NUCLEAR REACTIONS 1H(γ, γ'π0), E(cm)=1221-1331 MeV; measured missing mass, σ(E, θ); deduced Δ resonance dipole moment.

doi: 10.1103/PhysRevLett.89.272001
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2002ME22      Phys.Rev.Lett. 89, 222302 (2002)

J.G.Messchendorp, S.Janssen, M.Kotulla, J.Ahrens, J.R.H.Annand, R.Beck, F.Bloch, G.Caselotti, L.Fog, D.Hornidge, B.Krusche, W.Langgartner, J.C.McGeorge, I.J.D.MacGregor, K.Mengel, V.Metag, R.Novotny, R.O.Owens, M.Pfeiffer, S.Sack, R.Sanderson, S.Schadmand

In-Medium Modifications of the ππ Interaction in Photon-Induced Reactions

NUCLEAR REACTIONS 1H, 12C, Pb(γ, 2π0X), (γ, π0π+X), (γ, π0π-X), E=400-460 MeV; measured two-pion mass distributions, σ(E); deduced in-medium modification features. Comparison with model predictions.

doi: 10.1103/PhysRevLett.89.222302
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2001OL04      Eur.Phys.J. A 10, 207 (2001)

V.Olmos de Leon, F.Wissmann, P.Achenbach, J.Ahrens, H.-J.Arends, R.Beck, P.D.Harty, V.Hejny, P.Jennewein, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, J.C.McGeorge, V.Metag, R.Novotny, A.Polonsky, F.Rambo, A.Schmidt, M.Schumacher, U.Siodlaczek, H.Stroher, A.Thomas, J.Weiss, M.Wolf

Low-Energy Compton Scattering and the Polarizabilities of the Proton

NUCLEAR REACTIONS 1H(γ, γ'), E=55-165 MeV; measured Eγ, σ(θ). 1H deduced electromagnetic polarizabilities.

doi: 10.1007/s100500170132
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2001PO19      Phys.Rev. C64, 034602 (2001)

C.J.Y.Powrie, J.C.McGeorge, I.J.D.MacGregor, J.Ahrens, J.R.M.Annand, J.F.Arneil, R.Beck, D.Branford, S.Franczuk, D.I.Glazier, P.Grabmayr, S.J.Hall, T.Hehl, P.D.Harty, D.G.Ireland, J.D.Kellie, K.Livingston, F.A.Natter, S.Oberkirsch, R.O.Owens, J.Ryckebusch, M.Sauer, A.Settele, D.P.Watts

Polarized Photon Measurements of the 12C(γ(pol), pp) and 12C(γ(pol), pn) Reactions for Eγ = 160-350 MeV

NUCLEAR REACTIONS 12C(polarized γ, 2p), (polarized γ, np), E=160-350 MeV; measured parallel and perpendicular yields, photon asymmetry, σ(θ), missing energy dependence; deduced reaction mechanism features. Tagged photons. Comparison with model predictions.

doi: 10.1103/PhysRevC.64.034602
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2001SC51      Phys.Rev.Lett. 87, 232501 (2001)

A.Schmidt, P.Achenbach, J.Ahrens, H.J.Arends, R.Beck, A.M.Bernstein, V.Hejny, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, I.J.D.McGregor, J.C.McGeorge, V.Metag, V.M.Olmos de Leon, F.Rambo, U.Siodlaczek, H.Stroher, Th.Walcher, J.Weiss, F.Wissmann, M.Wolf

Test of Low-Energy Theorems for 1H(γ(pol), π0)1H in the Threshold Region

NUCLEAR REACTIONS 1H(polarized γ, π0), E=144-168 MeV; measured σ, σ(θ), photon asymmetry; deduced partial wave amplitudes. Tagged-photon beam.

doi: 10.1103/PhysRevLett.87.232501
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2001SI24      Eur.Phys.J. A 10, 365 (2001)

U.Siodlaczek, P.Achenbach, J.Ahrens, J.R.M.Annand, H.-J.Arends, R.Beck, R.Bilger, H.Clement, V.Hejny, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, J.C.McGeorge, V.Metag, R.Novotny, V.Olmos de Leon, F.Rambo, M.Schepkin, A.Schmidt, I.Seluzhenkov, H.Stroher, G.J.Wagner, Th.Walcher, J.Weiss, F.Wissmann, M.Wolf

Coherent and Incoherent π0 Photoproduction from the Deuteron

NUCLEAR REACTIONS 2H(γ, π0), (γ, π0n), E=140-306 MeV; measured missing energy spectra, σ(θ), σ. Tagged photons.

doi: 10.1007/s100500170120
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2000BE05      Phys.Rev. C61, 035204 (2000)

R.Beck, H.P.Krahn, J.Ahrens, J.R.M.Annand, H.J.Arends, G.Audit, A.Braghieri, N.d'Hose, D.Drechsel, O.Hanstein, J.C.McGeorge, R.O.Owens, P.Pedroni, T.Pinelli, G.Tamas, L.Tiator, Th.Walcher

Determination of the E2/M1 Ratio in the γN → Δ(1232) Transition from a Simultaneous Measurement of p(γ(pol), p)π0 and p(γ(pol), π+)n

NUCLEAR REACTIONS 1H(polarized γ, π0), (polarized γ, π+), E=270-420 MeV; measured σ(θ), asymmetry; deduced Δ resonance associated E2/M1 ratio. Tagged photons.

doi: 10.1103/PhysRevC.61.035204
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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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2000SI39      Eur.Phys.J. A 9, 309 (2000)

U.Siodlaczek, P.Achenbach, J.Ahrens, H.-J.Arends, R.Beck, R.Bilger, H.Clement, V.Hejny, J.D.Kellie, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, J.C.McGeorge, V.Metag, R.Novotny, V.Olmos de Leon, F.Rambo, M.Schepkin, A.Schmidt, H.Stroher, G.J.Wagner, Th.Walcher, J.Weiss, F.Wissmann, M.Wolf

Search for Narrow Dibaryon Resonances in Neutral Pion Photoproduction from the Deuteron

NUCLEAR REACTIONS 2H(γ, π0), E=140-300 MeV; measured σ(θ, E); deduced absence of resonances in the 2-baryon system.

doi: 10.1007/s100500070015
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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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1999FR32      Phys.Lett. 450B, 332 (1999)

S.Franczuk, I.J.D.MacGregor, J.Ahrens, J.R.M.Annand, J.F.Arneil, R.Beck, D.Branford, P.Grabmayr, S.J.Hall, T.Hehl, P.D.Harty, D.G.Ireland, J.D.Kellie, K.Livingston, J.C.McGeorge, F.A.Natter, S.Oberkirsch, R.O.Owens, C.J.Y.Powrie, J.Ryckebusch, M.Sauer, A.Settele, D.P.Watts

12C(γ(pol), pn) Photon Asymmetry for Eγ = 180-340 MeV

NUCLEAR REACTIONS 12C(polarized γ, np), E=180-340 MeV; measured proton, neutron spectra, angular distributions; deduced photon asymmetry. Tagged photons. Comparison with deuterium target data.

doi: 10.1016/S0370-2693(99)00184-7
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1999IS09      Phys.Rev.Lett. 83, 3146 (1999)

L.Isaksson, J.-O.Adler, B.-E.Andersson, K.I.Blomqvist, A.Sandell, B.Schroder, P.Grabmayr, S.Klein, G.Mauser, J.R.M.Annand, G.I.Crawford, V.Holliday, J.C.McGeorge, G.J.Miller

pn-Pair Coupling in the (γ, pn) Reaction at 72 MeV

NUCLEAR REACTIONS 16O(γ, np), E ≈ 72 MeV; measured σ(E, θ(p), θ(n)); deduced pair states contributions. Tagged photon beam.

doi: 10.1103/PhysRevLett.83.3146
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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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1999WA20      Few-Body Systems 26, 213 (1999)

S.Wartenberg, J.Ahrens, J.Annand, H.J.Arends, G.Audit, R.Beck, A.Braghieri, N.d'Hose, S.Hall, E.Heid, V.Isbert, J.D.Kellie, H.P.Krahn, J.C.McGeorge, R.O.Owens, A.Panzeri, P.Pedroni, T.Pinelli, G.Tamas, A.Thomas

Photon Asymmetry of Deuteron Photodisintegration between 160 and 410 MeV

NUCLEAR REACTIONS 2H(polarized γ, p), E=160-410 MeV; measured σ(θ), photon asymmetry. Comparison with previous data, model predictions. Tagged photon beam.

doi: 10.1007/s006010050115
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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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1998KU23      Phys.Rev. C58, 2167 (1998)

A.Kuzin, R.P.Rassool, M.N.Thompson, J.-O.Adler, K.Fissum, K.Hansen, L.Isaksson, M.Lundin, B.Nilsson, H.Ruijter, B.Schroder, J.R.M.Annand, G.I.Crawford, J.C.McGeorge, J.Gregel, J.Ryckebusch

High-Resolution Measurement of the 12C(γ, p)11B Reaction to Excited States for Eγ = 50-70 MeV

NUCLEAR REACTIONS 12C(γ, p), E=50-70 MeV; measured Eγ, Iγ(θ), proton spectra, pγ-coin. 11B levels deduced population strengths. RPA calculations.

doi: 10.1103/PhysRevC.58.2167
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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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1998SI32      Phys.Lett. 442B, 43 (1998)

D.A.Sims, J.-O.Adler, J.R.M.Annand, G.I.Crawford, K.G.Fissum, K.Hansen, D.G.Ireland, L.Isaksson, S.McAllister, M.Lundin, J.C.McGeorge, B.Nilsson, H.Ruijter, A.Sandell, W.Sandhas, B.Schroder, S.A.Sofianos

The 4He(γ, n) Reaction: A potential testing ground for the alpha-particle wavefunction

NUCLEAR REACTIONS 4He(γ, n), E=50-71 MeV; measured σ(E, θ); deduced reaction mechanism features, sensitivity to bound state wave functions. Alt-Grassberger-Sandhas formalism. Tagged-photon facility.

doi: 10.1016/S0370-2693(98)01219-2
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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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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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1997SI04      Phys.Rev. C55, 1288 (1997)

D.A.Sims, G.J.O'Keefe, R.P.Rassool, A.Kuzin, M.N.Thompson, J.-O.Adler, B.-E.Andersson, K.G.Fissum, K.Hansen, L.Isaksson, B.Nilsson, H.Ruijter, A.Sandell, B.Schroder, J.R.M.Annand, G.I.Crawford, P.D.Harty, J.C.McGeorge, G.J.Miller

(γ, n) Study of the Isovector Quadrupole Resonance in 40Ca

NUCLEAR REACTIONS 40Ca(γ, n), E=27-50 MeV; measured σ(E, θ), forward to backward asymmetry. 40Ca deduced isovector quadrupole resonance parameters. Semiclassical, direct-semidirect analyses.

doi: 10.1103/PhysRevC.55.1288
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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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1996KU36      Aust.J.Phys. 49, 1075 (1996)

A.Kuzin, R.Rassool, M.N.Thompson, J.-O.Alder, K.Fissum, K.Hansen, L.Isaksson, D.Nilsson, H.Ruijter, B.Schroder, J.R.M.Annand, G.I.Crawford, J.C.McGeorge, J.Gregel

De-Excitation Gamma-Ray Technique for Improved Resolution in Intermediate Energy Photonuclear Reactions

NUCLEAR REACTIONS 12C(γ, p), E=50-70 MeV; measured Eγ, Iγ, proton spectra, pγ-coin. 11B deduced levels. Tagged photons.

doi: 10.1071/PH961075
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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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1996RO06      Phys.Lett. 373B, 45 (1996)

M.Robig-Landau, J.Ahrens, G.Anton, R.Averbeck, R.Beck, M.Fuchs, A.R.Gabler, F.Harter, P.D.Harty, V.Hejny, B.Krusche, I.J.D.MacGregor, J.C.McGeorge, V.Metag, R.Novotny, J.Peise, A.Schubert, R.S.Simon, H.Stroher

Near Threshold Photoproduction of η-mesons from Complex Nuclei

NUCLEAR REACTIONS 12C, 40Ca, 93Nb, Pb(γ, X), E=790 MeV; measured total, differential σ for η production; deduced absorption by nucleon σ, length in nuclear matter.

doi: 10.1016/0370-2693(96)00125-6
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1995AN11      Phys.Rev. C51, 2553 (1995)

B.-E.Andersson, J.-O.Adler, S.A.Bulychiev, L.Isaksson, H.Ruijter, B.Schroder, J.R.M.Annand, G.I.Crawford, P.D.Harty, J.C.McGeorge, G.J.Miller, J.Ryckebusch

16O(γ, n) Reaction at Intermediate Energy

NUCLEAR REACTIONS 16O(γ, n), E=58 MeV; measured σ(θ). Continuum Hartree-Fock-RPA analysis.

doi: 10.1103/PhysRevC.51.2553
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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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1995HA03      Phys.Rev. C51, 1982 (1995)

P.D.Harty, J.C.McGeorge, I.J.D.MacGregor, R.O.Owens, J.R.M.Annand, I.Anthony, G.I.Crawford, S.N.Dancer, S.J.Hall, J.D.Kellie, G.J.Miller, B.Schoch, R.Beck, H.Schmieden, J.M.Vogt, J.Ryckebusch

12C(γ, p)11B Cross Section from 80 to 157 MeV

NUCLEAR REACTIONS 12C(γ, p), E=80-157 MeV bremsstrahlung; measured σ(θ) vs E. 12C deduced momentum density distributions. Tagged beam, photon tagging spectrometer.

doi: 10.1103/PhysRevC.51.1982
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1995KR15      Phys.Lett. 358B, 40 (1995); Erratum Phys.Lett. 376B, 331 (1996)

B.Krusche, J.Ahrens, J.R.M.Annand, G.Anton, R.Beck, M.Fuchs, A.R.Gabler, F.Harter, V.Hejny, J.D.Kellie, J.C.McGeorge, V.Metag, J.Peise, M.Robig-Landau, A.Schubert, H.Stroher

Near-Threshold Photoproduction of η-Mesons from the Deuteron

NUCLEAR REACTIONS 2H(γ, X), E ≈ 627-790 MeV; measured incoherent η production σ(E), σ(θ). Participant-spectator approximation analysis.

doi: 10.1016/0370-2693(95)00985-T
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1995MC02      Phys.Rev. C51, 1967 (1995)

J.C.McGeorge, I.J.D.MacGregor, S.N.Dancer, J.R.M.Annand, I.Anthony, G.I.Crawford, S.J.Hall, P.D.Harty, J.D.Kellie, G.J.Miller, R.O.Owens, P.A.Wallace, D.Branford, A.C.Shotter, B.Schoch, R.Beck, H.Schmieden, J.M.Vogt

(γ, 2N) Reaction in 12C

NUCLEAR REACTIONS 12C(γ, np), (γ, 2p), E=80-157 MeV bremsstrahlung; measured σ vs missing energy, 2N pair momentum distributions; deduced (γ, pn) reaction mechanism. Tagged beam, photon tagging spectrometer.

doi: 10.1103/PhysRevC.51.1967
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1995MI04      Nucl.Phys. A586, 125 (1995)

G.J.Miller, J.C.McGeorge, J.R.M.Annand, G.I.Crawford, V.Holliday, I.J.D.MacGregor, R.O.Owens, J.Ryckebusch, J.-O.Adler, B.-E.Andersson, L.Isaksson, B.Schroder

The 16O(γ, p) Reaction at E(γ) = 60 and 72 MeV

NUCLEAR REACTIONS 16O(γ, p), E=60, 72 MeV; measured σ(Ep, θp). Tagged bremsstrahlung beam. Comparison with microscopic Hartree-Fock RPA calculations.

doi: 10.1016/0375-9474(94)00535-U
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1993AN17      Phys.Rev.Lett. 71, 2703 (1993)

J.R.M.Annand, G.I.Crawford, P.D.Harty, J.C.McGeorge, G.J.Miller, B.-E.Andersson, J.-O.Adler, S.A.Bulychiev, L.Isaksson, H.Ruijter, B.Schroder

High Resolution Measurements of 12C(γ, n) and the Implications for the (γ, N) Reaction Mechanism at Intermediate Energy

NUCLEAR REACTIONS 2H, 12C(γ, n), E ≈ 58 MeV bremsstrahlung; measured σ(θ); deduced two-nucleon effects importance.

doi: 10.1103/PhysRevLett.71.2703
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1993DO08      Nucl.Phys. A559, 347 (1993)

S.M.Doran, I.J.D.MacGregor, J.R.M.Annand, I.Anthony, S.N.Dancer, S.J.Hall, J.D.Kellie, J.C.McGeorge, G.J.Miller, R.O.Owens, P.A.Wallace, B.Schoch, H.Schmieden, S.Klein

The 4He(γ, 2N) Reaction Measured with Tagged Photons

NUCLEAR REACTIONS 4He(γ, np), (γ, 2p), E=80-131 MeV; measured yield, recoil momentum; deduced σ. Natural target, tagged photons. Monte Carlo calculations.

doi: 10.1016/0375-9474(93)90158-T
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1993HA12      Phys.Rev. C47, 2185 (1993)

P.D.Harty, I.J.D.MacGregor, J.C.McGeorge, S.N.Dancer, R.O.Owens

Neutron Propagation in 12C for Energies 20 to 45 MeV

NUCLEAR REACTIONS 12C(γ, p), (γ, np), E=80-157 MeV; measured missing energy spectra. 12C deduced neutron transmission. Tagged beam.

doi: 10.1103/PhysRevC.47.2185
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1993MI01      Nucl.Phys. A551, 135 (1993)

G.J.Miller, J.C.McGeorge, I.Anthony, R.O.Owens, D.Ryckbosch

Multiple Nucleon Emission from 232Th following Intermediate-Energy Photon Excitation

NUCLEAR REACTIONS, ICPND 232Th(γ, xnyp), E=40-150 MeV bremsstrahlung; measured reaction yields; deduced partial σ(E). Activation technique. Virtual photon analysis, pre-equilibrium decay models.

doi: 10.1016/0375-9474(93)90308-K
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1993SA01      Nucl.Phys. A551, 125 (1993)

A.Sada, S.V.Springham, D.Branford, T.Davinson, A.C.Shotter, J.Yorkston, J.C.McGeorge, J.D.Kellie, S.J.Hall, R.Beck, P.Jennewein, B.Schoch

A High-Resolution Study of the 27Al(γ, p) Reaction Using 46-65 MeV Tagged Photons

NUCLEAR REACTIONS 27Al(γ, p), E=46-65 MeV; measured σ(E, θp); deduced reaction mechanism features. Direct knockout, quasi-deuteron models. Tagged photon beam.

doi: 10.1016/0375-9474(93)90307-J
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1993SC23      Phys.Lett. 314B, 284 (1993)

H.Schmieden, I.J.D.MacGregor, R.O.Owens, B.Schoch, J.R.M.Annand, R.Beck, S.M.Doran, S.J.Hall, J.D.Kellie, J.C.McGeorge, J.M.Vogt

Scaling of the 4He(γ, p)t Reaction in the E(γ) = 80-160 MeV Region

NUCLEAR REACTIONS 4He(γ, p), E=81-158; measured missing energy spectra, σ(θ); deduced photon absorption mechanism. Modified quasideuteron model. Tagged photon beam.

doi: 10.1016/0370-2693(93)91237-H
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1991MA39      Nucl.Phys. A533, 269 (1991)

I.J.D.MacGregor, J.R.M.Annand, I.Anthony, S.N.Dancer, S.M.Doran, S.J.Hall, J.D.Kellie, J.C.McGeorge, G.J.Miller, R.O.Owens, P.A.Wallace, B.Schoch, H.Schmieden, J.M.Vogt, S.Klein

The 16O(γ, 2n) Reaction Measured with Tagged Photons

NUCLEAR REACTIONS 16O(γ, np)(γ, 2p), E=80-131 MeV; measured yield versus missing energy, recoil momentum; deduced reaction mechanism, σ. Quasideuteron model, phase-space Monte Carlo calculations. Natural targets, tagged photons.

doi: 10.1016/0375-9474(91)90490-W
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1991WA25      Nucl.Phys. A532, 617 (1991)

P.A.Wallace, J.R.M.Annand, I.Anthony, G.I.Crawford, S.N.Dancer, S.M.Doran, S.J.Hall, J.D.Kellie, J.C.McGeorge, I.J.D.MacGregor, G.J.Miller, R.O.Owens, J.Vogt, B.Schoch, D.Branford

Differential Cross Section for the Reaction 2H(γ, p) from 133 to 158 MeV

NUCLEAR REACTIONS 2H(γ, p), E=133-158 MeV; measured absolute σ(E, θp) for θ(p)=30°-150°.

doi: 10.1016/0375-9474(91)90600-B
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1990AN24      Nucl.Instrum.Methods Phys.Res. A292, 129 (1990)

J.R.M.Annand, J.C.McGeorge, G.J.Miller, V.Holliday, L.Isaksson

A Large-Solid-Angle CsI(Tl) Proton Spectrometer

NUCLEAR REACTIONS 16O(γ, p), E=57-63 MeV; measured σ(Ep). Tagged photon beam, large solid angle CsI(Tl) proton spectrometer.

doi: 10.1016/0168-9002(90)91740-3
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1990BE46      Phys.Rev.Lett. 65, 1841 (1990)

R.Beck, F.Kalleicher, B.Schoch, J.Vogt, G.Koch, H.Stroher, V.Metag, J.C.McGeorge, J.D.Kellie, S.J.Hall

Measurement of the p(γ, π0) Cross Section at Threshold

NUCLEAR REACTIONS 1H(γ, π0), E=140-155 MeV; measured σ(θ), absolute σ(E); deduced complex multipole amplitude.

doi: 10.1103/PhysRevLett.65.1841
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1990SP06      Nucl.Phys. A517, 93 (1990)

S.V.Springham, D.Branford, T.Davinson, A.C.Shotter, J.Yorkston, J.C.McGeorge, J.D.Kellie, S.J.Hall, R.Beck, P.Jennewein, B.Schoch

A High-Resolution Study of the 12C(γ, p) Reaction with 49-78.5 MeV Tagged Photons

NUCLEAR REACTIONS 12C(γ, p), E=49-78.5 MeV; measured σ(Eγ, Ep, θp). Natural target, tagged photons. Comparison with quasifree knockout, quasideuteron models.

doi: 10.1016/0375-9474(90)90262-K
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1989KO05      Phys.Lett. 218B, 143 (1989)

G.Koch, H.Stroher, G.Breitbach, V.Metag, S.Tschesche, R.Beck, U.Dittmayer, R.Gothe, F.Kalleicher, M.Schmitz, B.Schoch, J.Vogt, S.J.Hall, J.D.Kellie, J.C.McGeorge, D.Branford

Cross Sections and Angular Distributions for 12C(γ, π0)

NUCLEAR REACTIONS 12C(γ, π0), E=158-168 MeV; measured pion production σ(E), σ(θ) vs E; deduced final state interactions role.

doi: 10.1016/0370-2693(89)91409-3
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1989KO20      Phys.Rev.Lett. 63, 498 (1989)

G.Koch, H.Stroher, G.Breitbach, V.Metag, S.Tschesche, R.Beck, F.Kalleicher, B.Schoch, J.Vogt, J.C.McGeorge, J.D.Kellie, S.J.Hall

Differential Cross Sections for Coherent and Incoherent Neutral-Pion Photoproduction from Calcium

NUCLEAR REACTIONS 40Ca(γ, π0), E=157-169 MeV; measured σ(θ), coherent, incoherent pion production; deduced σ(E). DWIA analysis.

doi: 10.1103/PhysRevLett.63.498
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1988DA16      Phys.Rev.Lett. 61, 1170 (1988)

S.N.Dancer, I.J.D.MacGregor, J.R.M.Annand, I.Anthony, G.I.Crawford, S.J.Hall, J.D.Kellie, J.C.McGeorge, R.O.Owens, P.A.Wallace, D.Branford, S.V.Springham, A.C.Shotter, B.Schoch, J.M.Vogt, R.Beck, G.Liesenfeld

Investigation of the 12C(γ, pn) Reaction using Tagged Photons

NUCLEAR REACTIONS 12C(γ, np), E=83-133 MeV; measured missing mass spectra; deduced reaction mechanism. Tagged photon beam.

doi: 10.1103/PhysRevLett.61.1170
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1988SH08      Phys.Rev. C37, 1354 (1988)

A.C.Shotter, S.Springham, D.Branford, J.Yorkston, J.C.McGeorge, B.Schoch, P.Jennewein

12C(γ, p) Reaction at E(γ) = 60 MeV

NUCLEAR REACTIONS 12C(γ, p), E=60 MeV; measured σ(θ), proton yield vs excitation energy. 11B deduced level excitation probe dependence.

doi: 10.1103/PhysRevC.37.1354
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1987AN15      J.Phys.(London) G13, 1517 (1987)

I.Anthony, J.C.McGeorge, D.Branford

Virtual Photon Analysis of the Reaction 181Te(e, e'π+)181Hf

NUCLEAR REACTIONS 181Ta(e, e'π+), E=140-360 MeV; calculated σ(E). Virtual photon theory.

doi: 10.1088/0305-4616/13/12/009
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1987MI10      Phys.Rev. C36, 420 (1987)

G.J.Miller, J.C.McGeorge, I.Anthony, R.O.Owens

Half-Lives of the Actinide Nuclei 225Th, 226Th, 223Ac, and 226Ac

RADIOACTIVITY 225Th(EC), (α); 226Th(α); 223Ac(EC), (α); 226Ac(β-), (EC), (α); 223Ra, 227Th(α); 224Ac(α), (EC); 225Ra(β-) [from 232Th(γ, X), E=40-150 MeV bremsstrahlung]; measured T1/2 from direct α-activity or α-activity following decay.

doi: 10.1103/PhysRevC.36.420
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1986MC15      Phys.Lett. 179B, 212 (1986)

J.C.McGeorge, G.I.Crawford, R.O.Owens, M.R.Sene, D.Branford, A.C.Shotter, B.Schoch, R.Beck, P.Jennewein, F.Klein, J.Vogt, F.Zettl

The 12C(γ, p) Reaction at E(γ) = 60 and 80 MeV

NUCLEAR REACTIONS 12C(γ, p), E=60, 80 MeV; measured σ(θ) vs Ep; deduced reaction mechanism. Tagged photon technique.

doi: 10.1016/0370-2693(86)90568-X
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1984AN12      Phys.Lett. 141B, 309 (1984)

I.Anthony, D.Branford, A.G.Flowers, J.C.McGeorge, M.R.Sene, A.C.Shotter, P.J.Thorley, C.H.Zimmerman, J.Friedrich, N.Voegler, K.Bangert, U.E.P.Berg

Determination of the Total Photo-Absorption Cross Section of 197Au from (γ, xn) Reaction Cross Sections

NUCLEAR REACTIONS 197Au(γ, n), (γ, 3n), (γ, 5n), (γ, 7n), E=60-340 MeV bremsstrahlung; measured yield per electron; deduced photon absorption σ, E1 sum rule enhancement factor.

doi: 10.1016/0370-2693(84)90251-X
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1984FL02      Nucl.Phys. A429, 61 (1984)

A.G.Flowers, P.J.Thorley, I.Anthony, D.Branford, J.C.McGeorge, M.R.Sene, A.C.Shotter, C.H.Zimmerman, R.O.Owens

Electron- and Photon-Induced Complex Particle Emission

NUCLEAR REACTIONS 12C, 27Al, 56Fe, 60,58Ni, 94Mo, Sn, 181Ta, 197Au(γ, X), (e, X), E=30-140 MeV; measured σ(fragment θ, E) vs E; deduced preequilibrium emission, giant resonance absorption roles. Magnetic spectrometer. Equilibrium, preequilibrium model calculations.

doi: 10.1016/0375-9474(84)90149-0
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1984MC11      Nucl.Phys. A426, 515 (1984)

J.C.McGeorge, M.R.Sene, D.Branford, A.C.Shotter, I.Anthony, J.Friedrich, N.Voegler

The 181Ta(γ, π+)181Hf Reaction

NUCLEAR REACTIONS 181Ta(γ, π+), E=150-360 MeV bremsstrahlung; measured residual production σ(E), Eγ, Iγ. Activation technique.

doi: 10.1016/0375-9474(84)90161-1
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1983SE07      Phys.Rev.Lett. 50, 1831 (1983)

M.R.Sene, I.Anthony, D.Branford, A.G.Flowers, A.C.Shotter, C.H.Zimmerman, J.C.McGeorge, R.O.Owens, P.J.Thorley

Mechanism of the 7Li(γ, N) Reactions

NUCLEAR REACTIONS 7Li(γ, n), (γ, p), E=60-120 MeV; measured σ(θ), ratios; deduced reaction mechanism. Modified quasideuteron, quasifree knockout models.

doi: 10.1103/PhysRevLett.50.1831
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1980MC08      J.Phys.(London) G6, L133 (1980)

J.C.McGeorge, A.G.Flowers, D.Branford, C.H.Zimmerman, R.O.Owens

The E2 Strength in the Ni(e, α) Reaction in the Resonance Region

NUCLEAR REACTIONS Ni(e, α), (γ, α), E=30-120 MeV bremsstrahlung; measured σ(E); deduced decay mechanism, relative E1, E2 contributions.

doi: 10.1088/0305-4616/6/8/002
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1979FL04      Phys.Rev.Lett. 43, 323 (1979)

A.G.Flowers, D.Branford, J.C.McGeorge, A.C.Shotter, P.Thorley, C.H.Zimmerman, R.O.Owens, J.S.Pringle

Electron-Induced Preequilibrium Alpha Emission

NUCLEAR REACTIONS 27Al, Ni, 92,94Mo, 197Au(e, α), E=120 MeV; measured σ(Eα, θα). Preequilibrium exciton, statistical model calculation; deduced reaction mechanism.

doi: 10.1103/PhysRevLett.43.323
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1979MC05      Nucl.Phys. A326, 108 (1979)

J.C.McGeorge, A.C.Shotter, D.Branford, J.M.Reid

The Mass and Kinetic Energy Distributions in the Fission of 237Np, 233Th, 238U, 235U and 209Bi Induced by 110 MeV Electrons

NUCLEAR REACTIONS 237Np, 232Th, 209Bi, 235U(e, F), E=110 MeV; measured fission fragment E.

doi: 10.1016/0375-9474(79)90370-1
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1979PR05      Nucl.Phys. A325, 63 (1979)

J.S.Pringle, A.G.Flowers, D.Branford, J.C.McGeorge, C.H.Zimmerman

Electrodisintegration of 197Au

NUCLEAR REACTIONS 197Au(e, xn), E=37, 147 MeV; measured, calculated σ for X=1-12. Ge(Li) detector.

doi: 10.1016/0375-9474(79)90151-9
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1979SH19      Nucl.Phys. A330, 325 (1979)

A.C.Shotter, C.H.Zimmerman, J.M.Reid, J.C.McGeorge, A.G.Flowers

The 238U(e, n)237U Cross Section and the Decay of States Excited by Virtual Photons

NUCLEAR REACTIONS 238U(e, n), E=20-120 MeV; measured σ(E). 238U resonance deduced Γn/Γf for E2 component. Separated target. 237U residual activity detected by Ge(Li).

doi: 10.1016/0375-9474(79)90057-5
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1978FL01      Phys.Rev.Lett. 40, 709 (1978)

A.G.Flowers, A.C.Shotter, D.Branford, J.C.McGeorge, R.O.Owens

New Evidence for a Direct Process in the (e, α) Reaction

NUCLEAR REACTIONS 60Ni(e, α), E=33, 60, 120 MeV; measured σ(Eα, θ); deduced reaction mechanism.

doi: 10.1103/PhysRevLett.40.709
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1978MC05      J.Phys.(London) G4, L145 (1978)

J.C.McGeorge, A.G.Flowers, A.C.Shotter, C.H.Zimmerman

The 238U(e, α)e' 234Th Cross Section

NUCLEAR REACTIONS 238U(e, eα), E=43 MeV; measured α-spectra, σ(Eα), σ(fragment), σ(Eγ).

doi: 10.1088/0305-4616/4/6/008
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1977SH15      Nucl.Phys. A290, 55 (1977)

A.C.Shotter, D.Branford, J.C.McGeorge, J.M.Reid

The E1 and E2 Strength in the Electrofission of Some Heavy Elements

NUCLEAR REACTIONS 232Th, 238U, 237Np(e, e'F), E=20-120 MeV; measured σ. Separated targets, solid-state counters.

doi: 10.1016/0375-9474(77)90664-9
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1976SH27      J.Phys.(London) G2, 769 (1976)

A.C.Shotter, J.M.Reid, J.M.Hendry, D.Branford, J.C.McGeorge, J.S.Barton

The Fission of 235U and 238U Induced by Electrons in the Energy-Range 30-120 MeV

NUCLEAR REACTIONS 238,235U(e, F), E=30, 50, 115 MeV; measured fragment fragment-coin, σ(E(fragment), A); deduced fission mechanism. Enriched targets, semiconductor detectors.

doi: 10.1088/0305-4616/2/10/010
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1973MC07      J.Phys. (London), B6, 573 (1973)

J.C.McGeorge, D.W.Nix, R.W.Fink

Coster-Kronig and Fluorescence Yields for the L2 and L3 Subshells in The High-Z Region

RADIOACTIVITY 223Ra, 227Th, 239Np; measured XX-coin; deduced fluorescence, Koster-Kronig yields.

doi: 10.1088/0022-3700/6/3/026
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1973NI07      Phys.Lett. 46A, 205 (1973)

D.W.Nix, J.C.McGeorge, R.W.Fink

X-Ray Intensity Ratio I(Lα)/I(Ll) in the Region 55 < Z < 94

RADIOACTIVITY 133Ba, 139Ce, 145Pm, 159Dy, 181W, 207Bi; measured I(L-X rays).

doi: 10.1016/0375-9601(73)90136-9
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1972HA21      Z.Phys. 249, 373 (1972)

J.S.Hansen, J.C.McGeorge, R.W.Fink, R.E.Wood, P.V.Rao, J.M.Palms

Precision Determination of High-Z K-Shell Fluorescence Yields from 195Au, 207Bi, and 235Np Decays

RADIOACTIVITY 195Au, 207Bi, 235Np; measured I(X-ray), I(Auger). Pt, Pb, U deduced K-shell fluorescence yields.

doi: 10.1007/BF01386769
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1972MC07      Z.Phys. 250, 293 (1972)

J.C.McGeorge, R.W.Fink

The L1 Subshell Fluorescence and Coster-Kronig Yields for Z = 96

RADIOACTIVITY 249Cf; measured Xlce-coin, Xlγ-coin, XlXk-coin. Cm deduced L1 fluorescence, Coster-Kronig yields.

ATOMIC PHYSICS Cm; measured L1 fluorescence, Coster-Kronig yields.

doi: 10.1007/BF01395051
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