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NSR database version of May 20, 2024.

Search: Author = F.Wissmann

Found 40 matches.

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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


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


2003WE03      Eur.Phys.J. A 16, 275 (2003)

J.Weiss, P.Achenbach, R.Beck, V.Hejny, V.Kleber, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, V.Metag, V.M.Olmos de Leon, R.O.Owens, F.Rambo, A.Schmidt, U.Siodlaczek, H.Stroher, F.Wissmann, M.Wolf

Exclusive measurement of quasi-free η-photoproduction from deuterium

NUCLEAR REACTIONS 2H(γ, nX), (γ, pX), E=630-820 MeV; measured En, Ep, quasi-free η production σ; deduced reaction mechanism features.

doi: 10.1140/epja/i2002-10085-9
Citations: PlumX Metrics


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
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0730.


2002HE08      Eur.Phys.J. A 13, 493 (2002)

V.Hejny, J.Weiss, P.Achenbach, J.Ahrens, J.R.M.Annand, R.Beck, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, I.J.D.MacGregor, V.Metag, R.Novotny, V.Olmos de Leon, F.Rambo, A.Schmidt, M.Schumacher, U.Siodlaczek, H.Stroher, F.Wissmann, M.Wolf

Threshold Enhancement in η Photoproduction from 2H and 4He

NUCLEAR REACTIONS 2H, 4He(γ, X), E ≈ 590-680 MeV; measured η meson production σ, σ(θ), momentum distributions; deduced enhancement relative to model prediction. Tagged photons.

doi: 10.1007/s10050-002-8779-0
Citations: PlumX Metrics


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
Citations: PlumX Metrics


2001GA28      Phys.Lett. 503B, 245 (2001)

G.Galler, V.Lisin, R.Kondratev, A.M.Massone, S.Wolf, J.Ahrens, H.-J.Arends, R.Beck, M.Camen, G.P.Capitani, P.Grabmayr, S.J.Hall, F.Harter, T.Hehl, P.Jennewein, K.Kossert, A.I.Lvov, C.Molinari, P.Ottonello, J.Peise, I.Preobrajenski, S.Proff, A.Robbiano, M.Sanzone, M.Schumacher, M.Schmitz, F.Wissmann

Compton Scattering by the Proton

NUCLEAR REACTIONS 1H(γ, γ'), E=250-800 MeV; measured recoil proton spectra, γ spectra, σ(θ); deduced multipole ratio for resonance production, proton backward spin polarizability. Tagged photons, large-acceptance spectrometer.

doi: 10.1016/S0370-2693(01)00231-3
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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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


2001WE15      Eur.Phys.J. A 11, 371 (2001)

J.Weiss, P.Achenbach, J.Ahrens, J.R.M.Annand, R.Beck, V.Hejny, J.D.Kellie, V.Kleber, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, V.Metag, V.M.Olmos de Leon, F.Rambo, A.Schmidt, U.Siodlaczek, H.Stroher, F.Wissmann, M.Wolf

Exclusive Measurement of Coherent η-Photoproduction from the Deuteron

NUCLEAR REACTIONS 2H(γ, X), E=640-745 MeV; measured σ(θ) for η-photoproduction. Comparison with earlier data and with calculations.

doi: 10.1007/s100500170047
Citations: PlumX Metrics


2001WO09      Nucl.Phys. A690, 310c (2001)

S.Wolf, V.Lisin, R.Kondratiev, A.M.Massone, G.Galler, J.Ahrens, H.-J.Arends, R.Beck, M.Camen, G.P.Capitani, P.Grabmayr, S.J.Hall, F.Harter, T.Hehl, P.Jennewein, K.Kossert, A.I.Lvov, C.Molinari, P.Ottonello, J.Peise, I.Preobrajensky, S.Proff, A.Robbiano, M.Sanzone, M.Schumacher, M.Schmitz, F.Wissmann

Structure of the Nucleon Investigated by Compton Scattering

NUCLEAR REACTIONS 1H(γ, γ'), E ≈ 200-800; measured σ(θ); deduced nucleon structure parameters.

doi: 10.1016/S0375-9474(01)00965-4
Citations: PlumX Metrics


2001WO12      Eur.Phys.J. A 12, 231 (2001)

S.Wolf, V.Lisin, R.Kondratiev, A.M.Massone, G.Galler, J.Ahrens, H.-J.Arends, R.Beck, M.Camen, G.P.Capitani, P.Grabmayr, F.Harter, T.Hehl, P.Jennewein, K.Kossert, A.I.Lvov, C.Molinari, P.Ottonello, R.O.Owens, J.Peise, I.Preobrajensky, S.Proff, A.Robbiano, M.Sanzone, M.Schumacher, M.Schmitz, F.Wissmann

Compton Scattering by the Proton using a Large-Acceptance Arrangement

NUCLEAR REACTIONS 1H(γ, γ), E ≈ 250-800 MeV; measured Eγ, σ(θ); deduced backward spin polarizability. Comparison with model predictions. Tagged photon beam, large-acceptance experiment.

doi: 10.1007/s100500170031
Citations: PlumX Metrics


2000KL12      Eur.Phys.J. A 9, 1 (2000)

V.Kleber, P.Achenbach, J.Ahrens, R.Beck, V.Hejny, J.D.Kellie, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, V.Metag, R.Novotny, V.Olmos de Leon, R.O.Owens, F.Rambo, A.Schmidt, M.Schumacher, U.Siodlaczek, H.Stroher, J.Weiss, F.Wissmann, M.Wolf

Double-π0 Photoproduction from the Deuteron

NUCLEAR REACTIONS 2H(γ, 2π0X), E=200-820 MeV; measured two-pion production σ, invariant mass distributions. 1n(γ, 2π0X), E=400-820 MeV; deduced two-pion production σ. Tagged photons.

doi: 10.1007/s100500070047
Citations: PlumX Metrics


2000LE26      Nucl.Phys. A675, 621 (2000)

M.I.Levchuk, M.Schumacher, F.Wissmann

The Reaction 2H(γ, π0)np in the Threshold Region

NUCLEAR REACTIONS 2H(γ, π0n), E=142-160 MeV; calculated σ(E, θ). Comparison between Chiral Perturbation and Dispersion Relation theory.

doi: 10.1016/S0375-9474(00)00185-8
Citations: PlumX Metrics


2000MA84      Eur.Phys.J. A 9, 69 (2000)

T.Matulewicz, L.Aphecetche, Y.Charbonnier, H.Delagrange, K.K.Gudima, G.Martinez, M.Ploszajczak, Y.Schutz, V.D.Toneev, M.Appenheimer, R.Averbeck, J.Diaz, A.Doppenschmidt, M.J.van Goethem, S.Hlavac, M.Hoefman, R.Holzmann, F.Lefevre, A.Kugler, H.Lohner, A.Marin, V.Metag, R.Novotny, R.W.Ostendorf, R.H.Siemssen, R.S.Simon, R.Stratmann, H.Stroher, P.Tlusty, P.H.Vogt, V.Wagner, J.Weiss, H.W.Wilschut, F.Wissmann, A.R.Wolf, M.Wolf

Observation of Δ+ → pπ0 Decay in Heavy-Ion Collisions

NUCLEAR REACTIONS Ca(40Ar, X), E=180 MeV/nucleon; measured pion-proton invariant mass distributions; deduced Δ+ resonance decay features.

doi: 10.1007/s100500070057
Citations: PlumX Metrics


2000SI10      Nucl.Phys. A663-664, 428c (2000)

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

Measurement of Coherent and Incoherent π0 Photoproduction Off the Deuteron with Tagged Photons Up to the Δ Region

NUCLEAR REACTIONS 2H(γ, π0), E=130-306 MeV; measured pions missing energy spectra, σ(θ). Tagged photons.

doi: 10.1016/S0375-9474(99)00675-2
Citations: PlumX Metrics


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
Citations: PlumX Metrics


2000WI05      Nucl.Phys. A663-664, 397c (2000)

F.Wissmann, P.Achenbach, J.Ahrens, H.-J.Arends, R.Beck, R.Bilger, M.Camen, G.P.Capitani, G.Caselotti, G.Galler, P.Grabmayr, F.Harter, T.Hehl, E.Heid, V.Hejny, O.Jahn, P.Jennewein, R.Kondratev, K.Kossert, M.Kotulla, B.Krusche, V.Kuhr, M.Lang, R.Leukel, M.I.Levchuk, V.Lisin, A.I.Lvov, A.M.Massone, V.Metag, A.Natter, R.Novotny, V.Olmos de Leon, P.Ottonello, J.Peise, A.Polonsky, I.Preobrashenskij, S.Proff, F.Rambo, A.Robbiano, D.Rosenkranz, M.Sanzone, E.Schilling, A.Schmidt, M.Schumacher, B.Seitz, U.Siodlaczek, F.Smend, H.Stroher, H.Vorwerk, Th.Walcher, J.Weiss, M.Wolf, S.Wolf, F.Zapadtka

Compton Scattering from the Free and Bound Proton Above π-Threshold

NUCLEAR REACTIONS 1,2H(γ, γ'X), E=200-800 MeV; measured σ(θ).

doi: 10.1016/S0375-9474(99)00626-0
Citations: PlumX Metrics


2000WO12      Eur.Phys.J. A 9, 5 (2000)

M.Wolf, J.Ahrens, R.Beck, V.Hejny, J.D.Kellie, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, V.Metag, J.C.Nacher, R.Novotny, V.Olmos de Leon, R.O.Owens, F.Rambo, A.Schmidt, M.Schumacher, U.Siodlaczek, H.Stroher, J.Weiss, F.Wissmann

Photoproduction of Neutral Pion Pairs from the Proton

NUCLEAR REACTIONS 1H(γ, 2π0X), E=300-820 MeV; measured two-pion production σ, invariant mass distributions. Tagged photons.

doi: 10.1007/s100500070048
Citations: PlumX Metrics


1999HE27      Eur.Phys.J. A 6, 83 (1999)

V.Hejny, P.Achenbach, J.Ahrens, R.Beck, S.J.Hall, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, V.Metag, R.Novotny, V.Olmos de Leon, R.O.Owens, F.Rambo, A.Schmidt, M.Schumacher, U.Siodlaczek, H.Stroher, F.Wissmann, J.Weiss, M.Wolf

Near Threshold Photoproduction of η Mesons from 4He

NUCLEAR REACTIONS 4He(γ, X), E=threshold-818 MeV; measured η meson exclusive and inclusive production σ, σ(θ); deduced neutron, proton, coherent contributions. Tagged photons.

doi: 10.1007/s100500050320
Citations: PlumX Metrics


1999MA57      Phys.Rev.Lett. 83, 1538 (1999)

G.Martinez, Y.Charbonnier, L.Aphecetche, H.Delagrange, K.K.Gudima, T.Matulewicz, M.Ploszajczak, Y.Schutz, V.Toneev, R.Turrisi, M.Appenheimer, V.Metag, R.Novotny, H.Stroher, A.R.Wolf, M.Wolf, J.Weiss, R.Averbeck, S.Hlavac, R.Holzmann, F.Lefevre, R.S.Simon, R.Stratmann, F.Wissmann, H.Hoefman, M.J.van Goethem, H.Lohner, R.W.Ostendorf, R.H.Siemssen, P.Vogt, H.W.Wilschut, J.Diaz, A.Marin, A.Kugler, P.Tlusty, V.Wagner, A.Doppenschmidt

Deep-Subthreshold η and π0 Production Probing Pion Dynamics in the Reaction Ar + Ca at 180A MeV

NUCLEAR REACTIONS Ca(40Ar, X), E=180 MeV/nucleon; measured η mesons, neutral pions transverse mass distributions, production σ. Comparison with model predictions.

doi: 10.1103/PhysRevLett.83.1538
Citations: PlumX Metrics


1999MA59      Phys.Lett. 461B, 28 (1999)

G.Martinez, L.Aphecetche, Y.Charbonnier, H.Delagrange, D.d'Enterria, T.Matulewicz, Y.Schutz, R.Turrisi, M.Appenheimer, V.Metag, R.Novotny, H.Stroher, A.R.Wolf, M.Wolf, J.Weiss, R.Averbeck, S.Hlavac, R.Holzmann, F.Lefevre, R.S.Simon, R.Stratmann, F.Wissmann, M.Hoefman, M.J.van Goethem, H.Lohner, R.W.Ostendorf, R.H.Siemssen, P.Vogt, H.W.Wilschut, J.Diaz, A.Marin, A.Kugler, P.Tlusty, V.Wagner, A.Doppenschmidt

Photon Production in Heavy-Ion Collisions Close to the Pion Threshold

NUCLEAR REACTIONS Ca(40Ar, X), E=180 MeV/nucleon; measured Eγ, Iγ, neutral pions transverse mass distribution, hard photon multiplicity.

doi: 10.1016/S0370-2693(99)00851-5
Citations: PlumX Metrics


1999PR01      Nucl.Phys. A646, 67 (1999)

S.Proff, C.Poch, T.Glebe, J.-O.Adler, K.Fissum, K.Hansen, M.-Th.Hutt, O.Kaltschmidt, M.Lundin, B.Nilsson, B.Schroder, M.Schumacher, D.Sims, F.Smend, F.Wissmann

Electromagnetic Polarizabilities of Nucleons Bound in 40Ca, 16O and 4He

NUCLEAR REACTIONS 40Ca(γ, γ), E=58, 74 MeV; 4He, 16O(γ, γ), E=61 MeV; measured σ(θ); deduced nucleons in-medium electromagnetic polarizabilities.

doi: 10.1016/S0375-9474(98)00636-8
Citations: PlumX Metrics


1999RA29      Nucl.Phys. A660, 69 (1999)

F.Rambo, P.Achenbach, J.Ahrens, H.-J.Arends, R.Beck, S.J.Hall, V.Hejny, P.Jennewein, S.S.Kamalov, M.Kotulla, B.Krusche, V.Kuhr, R.Leukel, V.Metag, R.Novotny, V.Olmos de Leon, A.Schmidt, M.Schumacher, U.Siodlaczek, F.Smend, H.Stroher, J.Weiss, F.Wissmann, M.Wolf

Coherent π0 Photoproduction from 4He

NUCLEAR REACTIONS 4He(γ, π0), E=200-400 MeV; measured σ, σ(θ); deduced in-medium modification of Δ resonance parameters. Tagged coherent bremsstrahlung beam, DWIA analysis.

doi: 10.1016/S0375-9474(99)00383-8
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0752.


1999WI15      Nucl.Phys. A660, 232 (1999)

F.Wissmann, V.Kuhr, O.Jahn, H.Vorwerk, P.Achenbach, J.Ahrens, H.-J.Arends, R.Beck, M.Camen, G.Caselotti, E.Heid, V.Hejny, P.Jennewein, R.Kondratev, K.Kossert, M.Kotulla, B.Krusche, M.Lang, R.Leukel, M.I.Levchuk, V.Lisin, V.Metag, R.Novotny, V.Olmos de Leon, A.Polonsky, I.Preobrashenskij, F.Rambo, D.Rosenkranz, E.Schilling, A.Schmidt, M.Schumacher, B.Seitz, U.Siodlaczek, H.Stroher, A.Thomas, Th.Walcher, J.Weiss, M.Wolf, F.Zapadtka

Compton Scattering from the Free and Bound Proton at Backward Angles Above π-Threshold

NUCLEAR REACTIONS 1H(γ, γ'), E=200-410 MeV; 2H(γ, γ'), E=200-290 MeV; measured Eγ, σ(θ); deduced proton spin polarizabilities. Dispersion theory.

doi: 10.1016/S0375-9474(99)00419-4
Citations: PlumX Metrics


1998KR13      Phys.Lett. 432B, 45 (1998)

A.Kraus, O.Selke, F.Wissmann, J.Ahrens, H.-J.Arends, R.Beck, G.Galler, M.-Th.Hutt, B.Korfgen, J.Peise, M.Schumacher, F.Smend, R.Wichmann

Angular and Polarization Dependence of Compton Scattering from 4He in the Δ-Resonance Region

NUCLEAR REACTIONS 4He(polarized γ, γ'), E=150-500 MeV; measured σ(Eγ, θ), asymmetry; deduced Δ-hole model failure at large scattering angles. Polarized tagged photons.

doi: 10.1016/S0370-2693(98)00635-2
Citations: PlumX Metrics


1998RA12      Phys.Rev. C58, 489 (1998)

F.Rambo, J.Ahrens, H.-J.Arends, R.Beck, G.Galler, J.D.Kellie, H.-P.Krahn, A.Kraus, U.Ludwig, J.Peise, A.Schmidt, M.Schumacher, F.Smend, F.Wissmann, S.Wolf

Enhancement of the Linear Polarization of Coherent Bremsstrahlung by Collimation of the Photon Beam

NUCLEAR REACTIONS 4He(polarized γ, π0), E=200-400 MeV bremsstrahlung; analyzed asymmetry; deduced beam polarization, collimation effect. Coherent bremsstrahlung from diamond crystals.

doi: 10.1103/PhysRevC.58.489
Citations: PlumX Metrics


1998WI06      Eur.Phys.J. A 1, 193 (1998)

F.Wissmann, M.I.Levchuk, M.Schumacher

On Approaches to Measure the Electromagnetic Polarizabilities of the Neutron

NUCLEAR REACTIONS 2H(γ, nγ'), E=150-300 MeV; calculated σ(En, θ); deduced neutron polarizability contributions.

doi: 10.1007/s100500050048
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1998WO04      Phys.Rev.Lett. 80, 5281 (1998)

A.R.Wolf, M.Appenheimer, R.Averbeck, Y.Charbonnier, J.Diaz, A.Doppenschmidt, V.Hejny, S.Hlavac, R.Holzmann, A.Kugler, H.Lohner, A.Marin, V.Metag, R.Novotny, R.W.Ostendorf, R.Pleskac, A.Schubert, Y.Schutz, R.S.Simon, R.Stratmann, H.Stratmann, H.Stroher, P.Tlusty, P.H.Vogt, V.Wagner, J.Weiss, H.W.Wilschut, F.Wissmann, M.Wolf

Multistep Production of η and Hard π0 Mesons in Subthreshold Au-Au Collisions

NUCLEAR REACTIONS 197Au(197Au, X), E=800 MeV/nucleon; measured pion, eta meson σ(y), σ, multiplicity; deduced multistep meson production mechanism.

doi: 10.1103/PhysRevLett.80.5281
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1997HU08      Nucl.Phys. A620, 385 (1997)

A.Hunger, J.Peise, A.Robbiano, J.Ahrens, I.Anthony, H.-J.Arends, R.Beck, G.P.Capitani, B.Dolbilkin, H.Falkenberg, G.Galler, S.J.Hall, J.D.Kellie, R.Kondratev, R.Kordsmeier, V.Lisin, A.I.L'vov, G.J.Miller, C.Molinari, P.Ottonello, A.R.Reolon, M.Sanzone, M.Schmitz, M.Schneider, M.Schumacher, O.Selke, Th.Walcher, F.Wissmann, S.Wolf, A.Zucchiatti

Compton Scattering by the Proton Through θ(cms) = 75° and 90° in the Δ-Resonance Region

NUCLEAR REACTIONS 1H(γ, γ), E=200-500 MeV; measured Compton scattering σ(θ); deduced multipole distribution. Dispersion relations. Δ-resonance.

doi: 10.1016/S0375-9474(97)00184-X
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0521.


1996HU12      Nucl.Instrum.Methods Phys.Res. A372, 135 (1996)

A.Hunger, R.Kordsmeier, M.Schumacher, O.Selke, J.Ahrens, J.Peise, M.Schmitz, M.Schneider, F.Wissmann, B.Dolbilkin, R.Kondratev, V.Lisin, A.Polonsky

A High Angular-Resolution and Time-of-Flight Detector System for Recoil Protons from the Reactions p(γ, γ)p and p(γ, π0)p

NUCLEAR REACTIONS 1H(γ, γ), (γ, π0), E ≤ 350 MeV; measured proton trajectories, π0 photoproduction scatter plots; deduced Compton scattering, π0 background separation related features. High angular resolution recoil proton tof detector.

doi: 10.1016/0168-9002(95)01280-X
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1996MO04      Phys.Lett. 371B, 181 (1996)

C.Molinari, P.Ottonello, A.Robbiano, M.Sanzone, A.Zucchiatti, G.P.Capitani, A.R.Reolon, H.Falkenberg, A.Hunger, R.Kordsmeier, M.Schumacher, J.Ahrens, H.J.Arends, R.Beck, J.Peise, F.Wissmann, B.Dolbilkin, R.Kondratev, V.Lisin, I.Anthony, J.D.Kellie, S.J.Hall, G.J.Miller

Scattering of Photons by the Proton Through θ(cms) = 90° in the Δ-Resonance Region

NUCLEAR REACTIONS 1H(γ, γ), E=250-500 MeV; measured σ(θγ), recoil proton spectra. Dispersion theories comparison.

doi: 10.1016/0370-2693(96)00020-2
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1996PE19      Phys.Lett. 384B, 37 (1996)

J.Peise, A.Hunger, J.Ahrens, I.Anthony, H.-J.Arends, R.Beck, G.P.Capitani, B.Dolbilkin, H.Falkenberg, S.J.Hall, P.Jennewein, J.D.Kellie, R.Kondratev, R.Kordsmeier, V.Lisin, A.I.Lvov, G.J.Miller, C.Molinari, A.R.Reolon, A.Robbiano, M.Sanzone, M.Schmitz, M.Schneider, M.Schumacher, O.Selke, Th.Walcher, F.Wissmann

Compton Scattering by the Proton Through θ(cms) = 75° in the Δ-Resonance Region

NUCLEAR REACTIONS 1H(γ, γ), E=200-410 MeV; measured Compton scattering σ(θ); deduced Δ-photo excitation reduced M1 strength.

doi: 10.1016/0370-2693(96)00709-5
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1996SE02      Phys.Lett. 369B, 207 (1996)

O.Selke, A.Hunger, A.Kraus, M.Schumacher, R.Wichmann, J.Ahrens, H.J.Arends, R.Beck, J.Peise, M.Schneider, F.Wissmann

Compton Scattering from 4He in the Δ(1232) Resonance Region

NUCLEAR REACTIONS 4He(γ, γ), E=120-510 MeV; measured Compton scattering σ(θ). Schematic model analysis.

doi: 10.1016/0370-2693(95)01580-9
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1996WI10      Z.Phys. A355, 169 (1996)

R.Wichmann, J.Ahrens, H.J.Arends, R.Beck, G.Galler, A.Hunger, A.Kraus, I.J.D.MacGregor, J.Peise, B.Seitz, M.Schmitz, M.Schneider, O.Selke, M.Schumacher, F.Wissmann

Photoemission of Protons from 4He in the Δ-Resonance Region

NUCLEAR REACTIONS 4He(γ, p), E=130-525 MeV; measured proton spectra; deduced three separate reaction channels.

doi: 10.1007/s002180050095
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetM0548.


1994LO19      Nucl.Instrum.Methods Phys.Res. A343, 494 (1994)

D.Lohmann, J.Peise, J.Ahrens, I.Anthony, H.-J.Arends, R.Beck, R.Crawford, A.Hunger, K.H.Kaiser, J.D.Kellie, Ch.Klumper, P.Krahn, A.Kraus, U.Ludwig, M.Schumacher, O.Selke, M.Schmitz, M.Schneider, F.Wissmann, S.Wolf

Linearly Polarized Photons at MAMI (Mainz)

doi: 10.1016/0168-9002(94)90230-5
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1994WI13      Phys.Lett. 335B, 119 (1994)

F.Wissmann, J.Peise, M.Schmitz, M.Schneider, J.Ahrens, I.Anthony, R.Beck, B.Dolbilkin, S.J.Hall, F.Harter, S.Herdade, J.Herrmann, A.Hunger, P.Jennewein, J.D.Kellie, R.Kondratev, H.-P.Krahn, K.-H.Krause, V.Kusnetzov, V.Lisin, G.J.Miller, A.Polonsky, M.Schumacher, J.Sobolewski, Th.Walcher, A.Zabrodin

Elastic and Inelastic Photon Scattering from 12C

NUCLEAR REACTIONS 12C(γ, γ), (γ, γ'), E=200-500 MeV; measured σ(θ) vs Eγ. Simple static ansatz, Δ-hole models comparison.

doi: 10.1016/0370-2693(94)91401-X
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1991MO17      Nucl.Phys. A531, 237 (1991)

G.Mondry, F.Wissmann, G.Muller, F.Schroder, P.Rullhusen, F.Smend, M.Schumacher, P.Fettweis, R.Carchon

Rotational Raman Scattering in 127I

NUCLEAR REACTIONS 181Ta, 127I(γ, γ), (γ, γ'), E=11.4 MeV; measured elastic, Raman scattering σ(θ). Natural targets.

doi: 10.1016/0375-9474(91)90611-9
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