NSR Query Results
Output year order : Descending NSR database version of March 21, 2024. Search: Author = J.Weiss Found 21 matches. 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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
1998MA84 Nucl.Instrum.Methods Phys.Res. A417, 137 (1998) A.Marin, J.Diaz, R.Averbeck, A.Doppenschmidt, S.Hlavac, R.Holzmann, F.Lefevre, A.Schubert, R.S.Simon, Y.Charbonnier, G.Martinez, Y.Schutz, F.M.Marques, M.Appenheimer, F.D.Berg, V.Metag, R.Novotny, H.Stroher, J.Weiss, A.R.Wolf, M.Wolf, H.Lohner, R.W.Ostendorf, P.Vogt, H.W.Wilschut, A.Kugler, R.Pleskac, P.Tlusty, V.Wagner Detection of Charged Pions and Protons in the Segmented Electromagnetic Calorimeter TAPS NUCLEAR REACTIONS Ca(40Ar, X), E=0.8 GeV/nucleon; measured charged pions, proton spectra, (pion)(proton)-coin, inclusive σ. Segmented BaF2 calorimeter, new particle identification technique.
doi: 10.1016/S0168-9002(98)00683-4
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
1997MA56 Phys.Lett. 409B, 77 (1997) A.Marin, J.Diaz, R.Averbeck, S.Hlavac, R.Holzmann, F.Lefevre, A.Schubert, R.S.Simon, Y.Charbonnier, G.Martinez, Y.Schutz, F.M.Marques, M.Appenheimer, F.D.Berg, V.Metag, R.Novotny, H.Stroher, J.Weiss, A.R.Wolf, M.Wolf, H.Lohner, R.W.Ostendorf, R.H.Siemssen, P.Vogt, H.W.Wilschut, A.Kugler, R.Pleskac, P.Tlusty, V.Wagner, Gy.Wolf Exclusive π0- and η-Meson Production in 40Ar + (nat)Ca at 800A MeV NUCLEAR REACTIONS Ca(40Ar, X), E=800 MeV/nucleon; measured π0, η production σ, multiplicities, transverse mass distributions; deduced reaction mechanism features. Model comparisons.
doi: 10.1016/S0370-2693(97)00937-4
1970WE01 Z.Phys. 230, 371 (1970) J.Weiss, H.Langhoff, M.Schumacher Die Anregungszustande des 79Br RADIOACTIVITY 79Kr; measured Eγ, Iγ, γγ-coin; deduced log ft. 79Br deduced levels, J, π, T1/2, γ-mixing. NUCLEAR REACTIONS 79Br(γ, γ'), E=0.2-0.9 MeV; measured nuclear resonance fluorescence. 79Br deduced levels, J, π, T1/2, γ-mixing. Ge(Li) detector.
doi: 10.1007/BF01403125
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