Nuclear Science References (NSR)

NUCLEAR REACTIONS ²H(e, e'p), E=855.11 MeV; measured σ, missing momentum, kinematic variables; deduced interference response function. Comparison with Coupled Channels Calculations.

doi: 10.1103/PhysRevC.78.054001
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2008JA10 Eur.Phys.J. A 37, 1 (2008)

P.Janssens, L.Doria, P.Achenbach, C.Ayerbe Gayoso, D.Baumann, J.C.Bernauer, I.K.Bensafa, R.Bohm, D.Bosnar, E.Burtin, N.D'Hose, X.Defay, M.Ding, M.O.Distler, H.Fonvieille, J.Friedrich, J.M.Friedrich, G.Laveissiere, M.Makek, J.Marroncle, H.Merkel, U.Muller, L.Nungesser, B.Pasquini, J.Pochodzalla, O.Postavaru, M.Potokar, D.Ryckbosch, S.Sanchez Majos, B.S.Schlimme, M.Seimetz, S.Sirca, G.Tamas, R.Van de Vyver, L.Van Hoorebeke, A.Van Overloop, Th.Walcher, M.Weinriefer

A new measurement of the structure functions P_LL - P_TT/ε and P_LT in virtual Compton scattering at Q² = 0.33 (GeV/c)²

NUCLEAR REACTIONS ¹H(polarized e, e'γ), E=854.6 MeV; measured electron, proton and missing mass spectra; deduced unpolarized σ, structure functions.

doi: 10.1140/epja/i2008-10609-3
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2008KA25 Eur.Phys.J. A 36, 181 (2008)

N.Kaiser, J.M.Friedrich

Cross-sections for low-energy π^- γ reactions

doi: 10.1140/epja/i2008-10582-9
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2008KA33 Nucl.Phys. A812, 186 (2008)

N.Kaiser, J.M.Friedrich

Radiative corrections to pion Compton scattering

doi: 10.1016/j.nuclphysa.2008.08.010
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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
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2008SP05 Phys.Rev. C 78, 018201 (2008)

N.F.Sparveris, P.Achenbach, C.Ayerbe Gayoso, D.Baumann, J.Bernauer, A.M.Bernstein, R.Bohm, D.Bosnar, T.Botto, A.Christopoulou, D.Dale, M.Ding, M.O.Distler, L.Doria, J.Friedrich, A.Karabarbounis, M.Makek, H.Merkel, U.Muller, I.Nakagawa, R.Neuhausen, L.Nungesser, C.N.Papanicolas, B.Pasquini, A.Piegsa, J.Pochodzalla, M.Potokar, M.Seimetz, S.Sirca, S.Stave, S.Stiliaris, Th.Walcher, M.Weis

Virtual Compton scattering measurements in the γ^* N → Δ transition

NUCLEAR REACTIONS ¹H(e, e'p), E=855 MeV; measured virtual Compton scattering σ, missing mass spectra; deduced magnetic dipole amplitude.

doi: 10.1103/PhysRevC.78.018201
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2008ST16 Phys.Rev. C 78, 025209 (2008)

S.Stave, N.Sparveris, M.O.Distler, I.Nakagawa, P.Achenbach, C.Ayerbe Gayoso, D.Baumann, J.Bernauer, A.M.Bernstein, R.Bohm, D.Bosnar, T.Botto, A.Christopoulou, D.Dale, M.Ding, L.Doria, J.Friedrich, A.Karabarbounis, M.Makek, H.Merkel, U.Muller, R.Neuhausen, L.Nungesser, C.N.Papanicolas, A.Piegsa, J.Pochodzalla, M.Potokar, M.Seimetz, S.Sirca, S.Stiliaris, Th.Walcher, M.Weis, for the A1 Collaboration

Measurements of the γ^*p → Δ reaction at low Q²: Probing the mesonic contribution

NUCLEAR REACTIONS p(polarized e, e'p)π, E=705, 795, 855 MeV; measured σ, σ(θ).Comparison with model calculations.

doi: 10.1103/PhysRevC.78.025209
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2008WE11 Eur.Phys.J. A 38, 27 (2008)

M.Weis, P.Bartsch, D.Baumann, J.Bermuth, A.M.Bernstein, K.Bohinc, R.Bohm, M.Ding, M.O.Distler, I.Ewald, J.M.Friedrich, J.Friedrich, M.Kahrau, M.Kohl, K.W.Krygier, A.Liesenfeld, H.Merkel, P.Merle, U.Muller, R.Neuhausen, M.M.Pavan, Th.Pospischil, M.Potokar, G.Rosner, H.Schmieden, M.Seimetz, S.Sirca, A.Wagner, Th.Walcher, for The A1 Collaboration

Separated cross-sections in π⁰ electroproduction at threshold at Q² = 0.05 GeV²/c²

NUCLEAR REACTIONS ¹H(e, e'p), E=854.49 MeV; measured neutral pion production σ(θ), missing mass spectra. ¹H(polarized e, e'p), E=854.49 MeV; measured beam helicity asymmetry. Comparison with model calculations.

doi: 10.1140/epja/i2008-10644-6
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2007BE55 Eur.Phys.J. A 32, 69 (2007)

I.K.Bensafa, P.Achenbach, M.A.Antelo, C.Ayerbe, D.Baumann, R.Bohm, D.Bosnar, E.Burtin, X.Defay, N.D'Hose, M.Ding, M.O.Distler, L.Doria, H.Fonvieille, J.M.Friedrich, J.Friedrich, J.Garcia Llongo, P.Janssens, G.J.Manas, M.Kohl, G.Laveissiere, M.Lloyd, M.Makek, J.Marroncle, H.Merkel, P.Merle, U.Muller, L.Nungesser, B.Pasquini, R.Perez Benito, J.Pochodzalla, M.Potokar, G.Rosner, S.Sanchez Majos, M.Seimetz, S.Sirca, T.Spitzenberg, G.Tamas, R.Van de Vyver, L.Van Hoorebeke, Th.Walcher, M.Weis

Beam-helicity asymmetry in photon and pion electroproduction in the Δ (1232)-resonance region at Q² = 0.35(GeV/c)²

doi: 10.1140/epja/i2006-10277-3
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2007FR07 Eur.Phys.J. A 31, 620 (2007)

J.M.Friedrich, for the COMPASS Collaboration

Spin physics at COMPASS

NUCLEAR REACTIONS ²H, ⁶Li(polarized μ, μ'), E at 160 GeV/c; measured scattering asymmetries. ¹n, ¹H; deduced spin structure.

doi: 10.1140/epja/i2006-10251-1
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2007ME24 Phys.Rev.Lett. 99, 132301 (2007)

H.Merkel, P.Achenbach, C.Ayerbe Gayoso, J.C.Bernauer, R.Bohm, D.Bosnar, B.Cheymol, M.O.Distler, L.Doria, H.Fonvieille, J.Friedrich, P.Janssens, M.Makek, U.Muller, L.Nungesser, J.Pochodzalla, M.Potokar, S.Sanchez Majos, B.S.Schlimme, S.Sirca, L.Tiator, Th.Walcher, M.Weinriefer, for the A1 Collaboration

Recoil Polarization and Beam-Recoil Double Polarization Measurement of η Electroproduction on the Proton in the Region of the S₁₁(1535) Resonance

doi: 10.1103/PhysRevLett.99.132301
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2007SP06 Phys.Lett. B 651, 102 (2007)

N.F.Sparveris, P.Achenbach, C.Ayerbe Gayoso, D.Baumann, J.Bernauer, A.M.Bernstein, R.Bohm, D.Bosnar, T.Botto, A.Christopoulou, D.Dale, M.Ding, M.O.Distler, L.Doria, J.Friedrich, A.Karabarbounis, M.Makek, H.Merkel, U.Muller, I.Nakagawa, R.Neuhausen, L.Nungesser, C.N.Papanicolas, A.Piegsa, J.Pochodzalla, M.Potokar, M.Seimetz, S.Sirca, S.Stave, S.Stiliaris, Th.Walcher, M.Weis

Determination of quadrupole strengths in the γ^*p → Δ(1232) transition at Q² = 0.20 (GeV/c)²

doi: 10.1016/j.physletb.2007.04.056
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2006EL02 Eur.Phys.J. A 27, 91 (2006)

D.Elsner, A.Sule, P.Barneo, P.Bartsch, D.Baumann, J.Bermuth, R.Bohm, D.Bosnar, M.Ding, M.Distler, D.Drechsel, I.Ewald, J.Friedrich, J.M.Friedrich, S.Grozinger, P.Jennewein, S.Kamalov, F.H.Klein, M.Kohl, K.W.Krygier, H.Merkel, P.Merle, U.Muller, R.Neuhausen, Th.Pospischil, M.Potokar, G.Rosner, H.Schmieden, M.Seimetz, O.Strahle, L.Tiator, Th.Walcher, M.Weis

Measurement of the LT-asymmetry in π⁰ electroproduction at the energy of the Δ(1232)-resonance

NUCLEAR REACTIONS ¹H(polarized e, e'π⁰), E=855 MeV; measured longitudinal-transverse asymmetry at forward and backward angles; deduced multipole ratios. Comparison with model predictions and other data.

doi: 10.1140/epja/i2005-10212-2
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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
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2005GL03 Eur.Phys.J. A 24, 101 (2005)

D.I.Glazier, M.Seimetz, J.R.M.Annand, H.Arenhovel, M.A.Antelo, C.Ayerbe, P.Bartsch, D.Baumann, J.Bermuth, R.Bohm, D.Bosnar, M.Ding, M.O.Distler, D.Elsner, J.Friedrich, S.Hedicke, P.Jennewein, G.J.Manas, F.H.Klein, F.Klein, M.Kohl, K.W.Krygier, K.Livingston, I.J.D.MacGregor, M.Makek, H.Merkel, P.Merle, D.Middleton, U.Muller, R.Neuhausen, L.Nungesser, M.Ostrick, R.Perez Benito, J.Pochodzalla, Th.Pospischil, M.Potokar, A.Reiter, G.Rosner, J.Sanner, H.Schmieden, A.Sule, Th.Walcher, D.P.Watts, M.Weis, and the A1 Collaboration

Measurement of the electric form factor of the neutron at Q² = 0.3-0.8 (GeV/c)²

NUCLEAR REACTIONS ²H(polarized e, e'n), E=660, 855, 883 MeV; measured asymmetry, polarization transfer. ¹n deduced electric form factor.

doi: 10.1140/epja/i2004-10115-8
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2004AN27 Eur.Phys.J. A 22, 449 (2004)

K.A.Aniol, M.B.Epstein, E.Gama, D.J.Margaziotis, W.Bertozzi, J.P.Chen, D.Dale, R.E.J.Florizone, S.Gilad, A.J.Sarty, J.A.Templon, S.P.Van Verst, J.Zhao, Z.-L.Zhou, P.Bartsch, W.U.Boeglin, R.Boehm, M.O.Distler, I.Ewald, J.M.Friedrich, J.M.Friedrich, R.Geiges, P.Jennewein, M.Kahrau, K.W.Krygier, A.Liesenfeld, H.Merkel, K.Merle, U.Muller, R.Neuhausen, E.A.J.M.Offermann, Th.Pospischil, G.Rosner, H.Schmieden, A.Wagner, Th.Walcher, M.Kuss, A.Richter, G.Schrieder, K.Bohinc, M.Potokar, S.Sirca, J.M.Udias, J.R.Vignote, R.Schiavilla

Measurement of R_LT and A_TL in the ⁴He(e, e'p)³H reaction at p_miss of 130-300 MeV/c

NUCLEAR REACTIONS ⁴He(e, e'p), E=675, 855 MeV; measured σ(E, θ), transverse-longitudinal asymmetry, response function. Comparison with model predictions.

doi: 10.1140/epja/i2004-10040-x
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2003BE39 Phys.Lett. B 564, 199 (2003)

J.Bermuth, P.Merle, C.Carasco, D.Baumann, R.Bohm, D.Bosnar, M.Ding, M.O.Distler, J.Friedrich, J.M.Friedrich, J.Golak, W.Glockle, M.Hauger, W.Heil, P.Jennewein, J.Jourdan, H.Kamada, A.Klein, M.Kohl, B.Krusche, K.W.Krygier, H.Merkel, U.Muller, R.Neuhausen, A.Nogga, Ch.Normand, E.Otten, Th.Pospischil, M.Potokar, D.Rohe, H.Schmieden, J.Schmiedeskamp, M.Seimetz, I.Sick, S.Sirca, R.Skibinski, G.Testa, Th.Walcher, G.Warren, M.Weis, H.Witala, H.Wohrle, M.Zeier

The neutron charge from factor and target analyzing powers from ³He(pol)(e(pol), e'n) scattering

NUCLEAR REACTIONS ³He(polarized e, e'n), E=854.5 MeV; measured particle spectra, asymmetries, analyzing power; deduced final state interaction effects. ¹n deduced charge form factor. Polarized target.

doi: 10.1016/S0370-2693(03)00725-1
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2003CA09 Phys.Lett. B 559, 41 (2003)

C.Carasco, J.Bermuth, P.Merle, P.Bartsch, D.Baumann, R.Bohm, D.Bosnar, M.Ding, M.O.Distler, J.Friedrich, J.M.Friedrich, J.Golak, W.Glockle, M.Hauger, W.Heil, P.Jennewein, J.Jourdan, H.Kamada, A.Klein, M.Kohl, K.W.Krygier, H.Merkel, U.Muller, R.Neuhausen, A.Nogga, Ch.Normand, E.Otten, Th.Pospischil, M.Potokar, D.Rohe, H.Schmieden, J.Schmiedeskamp, M.Seimetz, I.Sick, S.Sirca, R.Skibinski, G.Testa, Th.Walcher, G.Warren, M.Weis, H.Witala, H.Wohrle, M.Zeier

Final state interaction effects in ³He(pol)(e(pol), e'p)

NUCLEAR REACTIONS ³He(polarized e, e'p), E=854.5 MeV; measured Ep, σ(θ), asymmetries; deduced final-state interaction effects. Polarized target, comparison with model predictions.

doi: 10.1016/S0370-2693(03)00306-X
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2003FR19 Eur.Phys.J. A 17, 607 (2003)

J.Friedrich, Th.Walcher

A coherent interpretation of the form factors of the nucleon in terms of a pion cloud and constituent quarks

NUCLEAR STRUCTURE ¹n, ¹H; analyzed electric and magnetic form factor data; deduced pion cloud features. Constituent quark model.

doi: 10.1140/epja/i2003-10025-3
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2003KO32 Phys.Rev. C 67, 065204 (2003)

M.Kohl, M.A.Antelo, C.Ayerbe, D.Baumann, R.Bohm, D.Bosnar, M.Ding, M.O.Distler, J.Friedrich, J.Garcia Llongo, P.Jennewein, G.J.Manas, H.Merkel, P.Merle, U.Muller, R.Neuhausen, L.Nungesser, R.Perez Benito, J.Pochodzalla, M.Potokar, C.Rangacharyulu, A.Richter, G.Schrieder, M.Seimetz, Th.Walcher, M.Weis

Search for narrow nucleon resonances below pion threshold in the H(e, e'π⁺)X and ²H(e, e'p)X reactions

NUCLEAR REACTIONS ¹H(e, e'π⁺X), E=660, 855 MeV; ²H(e, e'pX), E=660, 883 MeV; measured missing mass spectra; deduced nucleon resonance features.

doi: 10.1103/PhysRevC.67.065204
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2002BA34 Phys.Rev.Lett. 88, 142001 (2002)

P.Bartsch, D.Baumann, J.Bermuth, R.Bohm, K.Bohinc, D.Bosnar, M.Ding, M.Distler, D.Drechsel, D.Elsner, I.Ewald, J.Friedrich, J.M.Friedrich, S.Grozinger, S.Hedicke, P.Jennewein, M.Kahrau, S.S.Kamalov, F.Klein, K.W.Krygier, A.Liesenfeld, H.Merkel, P.Merle, U.Muller, R.Neuhausen, Th.Pospischil, M.Potokar, G.Rosner, H.Schmieden, M.Seimetz, A.Sule, L.Tiator, A.Wagner, Th.Walcher, M.Weis

Measurement of the Beam-Helicity Asymmetry in the p(e(pol), e'p)π⁰ Reaction at the Energy of the Δ(1232) Resonance

NUCLEAR REACTIONS ¹H(polarized e, e'π⁰), (polarized e, e'pX), E=854.5 MeV; measured missing mass, beam-helicity asymmetry. Comparison with model predictions.

doi: 10.1103/PhysRevLett.88.142001
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2002KO16 Phys.Lett. 530B, 67 (2002)

M.Kohl, P.Bartsch, D.Baumann, J.Bermuth, R.Bohm, K.Bohinc, S.Derber, M.Ding, M.O.Distler, I.Ewald, J.Friedrich, J.M.Friedrich, P.Jennewein, M.Kahrau, S.S.Kamalov, A.Kozlov, K.W.Krygier, M.Kuss, A.Liesenfeld, H.Merkel, P.Merle, U.Muller, R.Neuhausen, Th.Pospischil, M.Potokar, C.Rangacharyulu, A.Richter, D.Rohe, G.Rosner, H.Schmieden, G.Schrieder, M.Seimetz, S.Sirca, T.Suda, L.Tiator, M.Urban, A.Wagner, Th.Walcher, J.Wambach, M.Weis, A.Wirzba

Self Energies of the Pion and the Δ Isobar from the ³He(e, e'π⁺)³H Reaction

NUCLEAR REACTIONS ³He(e, e'π⁺), E=855 MeV; measured σ(θ, E), longitudinal and transverse σ(θ); deduced reduction in π⁺ mass. Chiral Perturbation Theory.

doi: 10.1016/S0370-2693(02)01345-X
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2002KU01 Phys.Lett. 524B, 26 (2002)

G.Kubon, H.Anklin, P.Bartsch, D.Baumann, W.U.Boeglin, K.Bohinc, R.Bohm, M.O.Distler, I.Ewald, J.Friedrich, J.M.Friedrich, M.Hauger, A.Honegger, P.Jennewein, J.Jourdan, M.Kahrau, K.W.Krygier, A.Liesenfeld, H.Merkel, U.Muller, R.Neuhausen, Ch.Normand, Th.Petitjean, Th.Pospischil, M.Potokar, D.Rohe, G.Rosner, H.Schmieden, I.Sick, S.Sirca, Ph.Trueb, A.Wagner, Th.Walcher, G.Warren, M.Weis, H.Wohrle, M.Zeier, J.Zhao, B.Zihlmann

Precise Neutron Magnetic Form Factors

NUCLEAR REACTIONS ²H(e, e'p), (e, e'n), E=555, 600, 855 MeV; measured relative σ(Q²). ¹n deduced magnetic form factors.

doi: 10.1016/S0370-2693(01)01386-7
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2001DI06 Phys.Lett. 500B, 47 (2001)

S.Dieterich, P.Bartsch, D.Baumann, J.Bermuth, K.Bohinc, R.Bohm, D.Bosnar, S.Derber, M.Ding, M.Distler, I.Ewald, J.Friedrich, J.M.Friedrich, R.Gilman, C.Glashausser, M.Hauger, P.Jennewein, J.Jourdan, J.J.Kelly, M.Kohl, A.Kozlov, K.W.Krygier, G.Kumbartzki, J.Lac, A.Liesenfeld, H.Merkel, U.Muller, R.Neuhausen, Th.Pospischil, R.D.Ransome, D.Rohe, G.Rosner, H.Schmieden, M.Seimetz, I.Sick, S.Strauch, J.M.Udias, J.R.Vignote, A.Wagner, Th.Walcher, G.Warren, M.Weis

Polarization Transfer in the ⁴He((pol)e, e'p(pol))³H Reaction

NUCLEAR REACTIONS ⁴He(polarized e, e'p), E=854.5 MeV; measured polarization transfer vs missing momentum. Comparison with model predictions.

doi: 10.1016/S0370-2693(01)00052-1
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2001EW01 Phys.Lett. 499B, 238 (2001)

I.Ewald, P.Bartsch, D.Baumann, J.Bermuth, A.M.Bernstein, K.Bohinc, R.Bohm, N.Clawiter, S.Derber, M.Ding, M.O.Distler, J.Friedrich, J.M.Friedrich, M.Kahrau, M.Kohl, A.Kozlov, K.W.Krygier, A.Liesenfeld, H.Merkel, P.Merle, U.Muller, R.Neuhausen, M.Pavan, Th.Pospischil, M.Potokar, D.Rohe, G.Rosner, H.Schmieden, S.Sirca, A.Wagner, Th.Walcher, M.Weis

Coherent π⁰ Threshold Production from the Deuteron at Q² = 0.1 GeV²/c²

NUCLEAR REACTIONS ²H(e, e'π⁰), E=345, 435, 720 MeV; measured missing mass distributions, σ(θ), σ; deduced partial wave contributions. Comparison with Chiral Perturbation theory.

doi: 10.1016/S0370-2693(00)01396-4
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2001KO24 Nucl.Phys. A684, 460c (2001)

A.Kozlov, K.A.Aniol, P.Bartsch, D.Baumann, W.Bertozzi, R.Bohm, K.Bohinc, J.P.Chen, D.Dale, L.Dennis, S.Derber, M.Ding, M.O.Distler, P.Dragovitsch, I.Ewald, K.G.Fissum, R.E.J.Florizone, J.Friedrich, J.M.Friedrich, R.Geiges, S.Gilad, P.Jennewein, M.Kahrau, M.Kohl, K.W.Krygier, A.Liesenfeld, D.J.Margaziotis, H.Merkel, P.Merle, U.Muller, R.Neuhausen, T.Pospischil, G.Riccardi, R.Roche, G.Rosner, D.Rowntree, A.J.Sarty, H.Schmieden, S.Sirca, J.A.Templon, M.N.Thompson, A.Wagner, Th.Walcher, M.Weis, J.Zhao, Z.Zhou

The Longitudinal and Transverse Response of the ⁴He(e, e'p) Reaction in the Dip Region

NUCLEAR REACTIONS ⁴He(e, e'p), E=570, 675, 855 MeV; measured σ(E, θ), momentum distributions; deduced reaction mechanism features.

doi: 10.1016/S0375-9474(01)00504-8
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2001PO08 Phys.Rev.Lett. 86, 2959 (2001)

Th.Pospischil, P.Bartsch, D.Baumann, J.Bermuth, R.Bohm, K.Bohinc, S.Derber, M.Ding, M.Distler, D.Drechsel, D.Elsner, I.Ewald, J.Friedrich, J.M.Friedrich, R.Geiges, S.Hedicke, P.Jennewein, M.Kahrau, S.S.Kamalov, F.Klein, K.W.Krygier, J.Lac, A.Liesenfeld, J.McIntyre, H.Merkel, P.Merle, U.Muller, R.Neuhausen, M.Potokar, R.D.Ransome, D.Rohe, G.Rosner, H.Schmieden, M.Seimetz, S.Sirca, I.Sick, A.Sule, L.Tiator, A.Wagner, Th.Walcher, G.A.Warren, M.Weis

Measurement of the Recoil Polarization in the p(e(pol), e'p(pol)π⁰ Reaction at the Δ(1232) Resonance

NUCLEAR REACTIONS ¹H(polarized e, e'π⁰), E=854.4 MeV; measured recoil proton polarization components; deduced Coulomb quadrupole to magnetic dipole ratio. Mainz unitary isobar model.

doi: 10.1103/PhysRevLett.86.2959
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2001PO27 Eur.Phys.J. A 12, 125 (2001)

Th.Pospischil, P.Bartsch, D.Baumann, R.Bohm, K.Bohinc, M.Ding, S.Derber, M.O.Distler, D.Elsner, I.Ewald, J.Friedrich, J.M.Friedrich, S.Grozinger, S.Hedicke, P.Jennewein, J.Jourdan, M.Kahrau, F.Klein, K.W.Krygier, J.Lac, A.Liesenfeld, S.Malov, J.McIntyre, H.Merkel, P.Merle, U.Muller, R.Neuhausen, M.Potokar, R.D.Ransome, D.Rohe, G.Rosner, J.Sanner, H.Schmieden, M.Seimetz, S.Sirca, I.Sick, O.Strahle, A.Sule, A.Wagner, Th.Walcher, M.Weis

Measurement of G_Ep/G_Mp via Polarization Transfer at Q² = 0.4 GeV/c²

NUCLEAR REACTIONS ¹H(polarized e, e), E=854.4 MeV; measured polarization transfer; deduced form factor ratio.

doi: 10.1007/s100500170046
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2000FR07 Nucl.Phys. A663-664, 389c (2000)

J.M.Friedrich, P.Bartsch, D.Baumann, J.Berthot, P.Y.Bertin, V.Breton, W.U.Boeglin, R.Bohm, N.d'Hose, T.Caprano, S.Derber, N.Degrande, M.Ding, M.O.Distler, J.E.Ducret, R.Edelhoff, I.Ewald, H.Fonvieille, J.Friedrich, R.Geiges, Th.Gousset, P.A.M.Guichon, H.Holvoet, Ch.Hyde-Wright, P.Jennewein, M.Kahrau, S.Kerhoas, M.Korn, H.Kramer, K.W.Krygier, V.Kunde, B.Lannoy, D.Lhuillier, A.Liesenfeld, C.Marchand, D.Marchand, J.Martino, H.Merkel, K.Merle, P.Merle, G.De Meyer, J.Mougey, R.Neuhausen, E.Offermann, Th.Pospischil, G.Quemener, O.Ravel, Y.Roblin, J.Roche, D.Rohe, G.Rosner, D.Ryckbosch, P.Sauer, H.Schmieden, S.Schardt, G.Tamas, M.Tytgat, M.Vanderhaeghen, L.Van Hoorebeke, R.Van de Vyver, J.Van de Wiele, P.Vernin, A.Wagner, Th.Walcher

The First Dedicated Virtual Compton Scattering Experiment at MAMI

NUCLEAR REACTIONS ¹H(e, e'γ), E not given; measured ep-coin, σ(E, θ(e), θ(p)); deduced structure function.

doi: 10.1016/S0375-9474(99)00624-7
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2000RO21 Phys.Rev.Lett. 85, 708 (2000)

J.Roche, J.M.Friedrich, D.Lhuillier, P.Bartsch, D.Baumann, J.Berthot, P.Y.Bertin, V.Breton, W.U.Boeglin, R.Bohm, N.D'Hose, S.Derber, N.Degrande, M.Ding, M.O.Distler, J.E.Ducret, I.Ewald, H.Fonvieille, J.Friedrich, P.A.M.Guichon, H.Holvoet, Ch.E.Hyde-Wright, P.Jennewein, M.Kahrau, S.Kerhoas, K.W.Krygier, B.Lannoy, A.Liesenfeld, C.Marchand, D.Marchand, J.Marroncle, J.Martino, H.Merkel, P.Merle, G.De Meyer, J.Mougey, U.Muller, R.Neuhausen, Th.Pospischil, G.Quemener, O.Ravel, Y.Roblin, D.Rohe, G.Rosner, D.Ryckbosch, H.Schmieden, G.Tamas, M.Tytgat, M.Vanderhaeghen, L.Van Hoorebeke, R.Van de Vyver, J.Van de Wiele, P.Vernin, A.Wagner, Th.Walcher, M.Weiss

First Determination of Generalized Polarizabilities of the Proton by a Virtual Compton Scattering Experiment

NUCLEAR REACTIONS ¹H(polarized e, e'γ), E=855 MeV; measured σ(E, θ(e), θ(p)). ¹H deduced dynamic structure functions, generalized polarizibilities. High-resolution spectrometers, virtual Compton scattering.

doi: 10.1103/PhysRevLett.85.708
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2000VA17 Phys.Rev. C62, 025501 (2000)

M.Vanderhaeghen, J.M.Friedrich, D.Lhuillier, D.Marchand, L.Van Hoorebeke, J.Van de Wiele

QED Radiative Corrections to Virtual Compton Scattering

NUCLEAR REACTIONS ¹H(e, e'γ), E=705, 855, 4000, 6000 MeV; calculated radiative corrections to virtual Compton scattering.

doi: 10.1103/PhysRevC.62.025501
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1999BA31 Eur.Phys.J. A 4, 209 (1999)

P.Bartsch, D.Baumann, J.Bermuth, K.Bohinc, R.Bohm, D.Bosnar, N.Clawiter, S.Derber, M.Ding, M.O.Distler, A.Ebbes, I.Ewald, J.M.Friedrich, J.Friedrich, P.Jennewein, M.Kahrau, M.Kohl, A.Kozlov, K.W.Krygier, M.Kuss, A.Liesenfeld, H.Merkel, K.Merle, U.Muller, R.Neuhausen, T.Pospischil, M.Potokar, D.Rohe, G.Rosner, H.Schmieden, S.Sirca, A.Wagner, T.Walcher, M.Weis, S.Wolf

Evidence for Narrow Δ⁰(1232) States in the ¹²C(e, e'pπ^-)¹¹C Reaction

NUCLEAR REACTIONS ¹²C(e, e'pπ^-), E=600, 855 MeV; measured missing momentum, excitation energy spectra. ¹²C deduced bound Δ⁰ resonance states, widths. Triple coincidence measurement. Weak coupling model analysis.

doi: 10.1007/s100500050220
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1999FL02 Phys.Rev.Lett. 83, 2308 (1999)

R.E.J.Florizone, W.Bertozzi, J.P.Chen, D.Dale, S.Gilad, A.J.Sarty, J.A.Templon, S.P.Van Verst, J.Zhao, Z.-L.Zhou, P.Bartsch, W.U.Boeglin, R.Bohm, M.O.Distler, I.Ewald, J.Friedrich, J.M.Friedrich, R.Geiges, P.Jennewein, M.Kahrau, K.W.Krygier, A.Liesenfeld, H.Merkel, K.Merle, U.Muller, R.Neuhausen, E.A.J.M.Offermann, Th.Pospischil, G.Rosner, H.Schmieden, A.Wagner, Th.Walcher, K.A.Aniol, M.B.Epstein, D.J.Margaziotis, M.Kuss, A.Richter, G.Schrieder, K.Bohinc, M.Potokar, S.Sirca

High-Precision Studies of the ³He(e, e'p) Reaction at the Quasielastic Peak

NUCLEAR REACTIONS ³He(e, e'p), E=540, 675, 855 MeV; measured σ(E, θ(p), θ(e)); deduced two-body-breakup, continuum momentum distributions. Quasielastic kinematics.

doi: 10.1103/PhysRevLett.83.2308
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1999LI41 Phys.Lett. 468B, 20 (1999)

A.Liesenfeld, A.W.Richter, S.Sirca, K.I.Blomqvist, W.U.Boeglin, K.Bohinc, R.Bohm, M.Distler, D.Drechsel, R.Edelhoff, I.Ewald, J.Friedrich, J.M.Friedrich, R.Geiges, M.Kahrau, M.Korn, K.W.Krygier, V.Kunde, H.Merkel, K.Merle, U.Muller, R.Neuhausen, T.Pospischil, M.Potokar, A.Rokavec, G.Rosner, P.Sauer, S.Schardt, H.Schmieden, L.Tiator, B.Vodenik, A.Wagner, Th.Walcher, S.Wolf

A Measurement of the Axial Form Factor of the Nucleon by the p(e, e'π⁺)n Reaction at W = 1125 MeV

NUCLEAR REACTIONS ¹H(e, e'π⁺), E=405-855 MeV; measured longitudinal, transverse σ(θ); deduced axial mass parameter. Effective Lagrangian model.

doi: 10.1016/S0370-2693(99)01204-6
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1999RO19 Phys.Rev.Lett. 83, 4257 (1999)

D.Rohe, P.Bartsch, D.Baumann, J.Becker, J.Bermuth, K.Bohinc, R.Bohm, S.Buttazzoni, T.Caprano, N.Clawiter, A.Deninger, S.Derber, M.Ding, M.Distler, A.Ebbes, M.Ebert, I.Ewald, J.Friedrich, J.M.Friedrich, R.Geiges, T.Grossmann, M.Hauger, W.Heil, A.Honegger, P.Jennewein, J.Jourdan, M.Kahrau, A.Klein, M.Kohl, K.W.Krygier, G.Kubon, A.Liesenfeld, H.Merkel, K.Merle, P.Merle, M.Muhlbauer, U.Muller, R.Neuhausen, E.W.Otten, Th.Petitjean, Th.Pospischil, M.Potokar, G.Rosner, H.Schmieden, I.Sick, S.Sirca, R.Surkau, A.Wagner, Th.Walcher, G.Warren, M.Weis, H.Wohrle, M.Zeier

Measurement of the Neutron Electric Form Factor G_en at 0.67 (GeV/c)2 via ³He(pol)(e(pol), e'n)

NUCLEAR REACTIONS ³He(polarized e, e'n), E=854 MeV; measured electron spectra, neutron spectra, asymmetries. ¹n deduced electric form factor. Polarized target.

doi: 10.1103/PhysRevLett.83.4257
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1999RO30 Nucl.Phys. (Supplement) A654, 547c (1999)

J.Roche, P.Bartsch, J.Berthot, P.Y.Bertin, V.Breton, W.U.Boeglin, R.Bohm, N.d'Hose, T.Caprano, S.Derber, N.Degrande, M.Distler, J.E.Ducret, R.Edelhoff, I.Ewald, H.Fonvieille, J.Friedrich, J.M.Friedrich, R.Geiges, Th.Gousset, P.A.M.Guichon, H.Holvoet, Ch.Hyde-Wright, P.Jennewein, M.Kahrau, S.Kerhoas, M.Korn, H.Kramer, K.W.Krygier, V.Kunde, B.Lannoy, D.Lhuillier, A.Liesenfeld, C.Marchand, D.Marchand, J.Martino, H.Merkel, K.Merle, P.Merle, G.De Meyer, J.Mougey, R.Neuhausen, E.Offermann, Th.Pospischil, G.Quemener, O.Ravel, Y.Roblin, G.Rosner, D.Ryckbosch, P.Sauer, H.Schmieden, S.Schardt, G.Tamas, M.Tytgat, M.Vanderhaeghen, L.Van Hoorebeke, R.Van de Vyver, J.Van de Wiele, P.Vernin, A.Wagner, Th.Walcher, S.Wolf

Virtual Compton Scattering Under π⁰ Threshold at Q² = 0.33 GeV². Preliminary Results.

NUCLEAR REACTIONS ¹H(e, e'γ), E=750-855 MeV; measured ep-coin, photon polarization, σ(θ). Virtual Compton scattering.

doi: 10.1016/S0375-9474(00)88498-5
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1998AN13 Phys.Lett. 428B, 248 (1998)

H.Anklin, L.J.deBever, K.I.Blomqvist, W.U.Boeglin, R.Bohm, M.Distler, R.Edelhoff, J.Friedrich, D.Fritschi, R.Geiges, J.Gotz, A.Honegger, P.Jennewein, J.Jourdan, M.Kahrau, M.Korn, H.Kramer, K.W.Krygier, G.Kubon, V.Kunde, A.Liesenfeld, G.Masson, K.Merle, R.Neuhausen, E.A.J.M.Offermann, Th.Petitjean, Th.Pospischil, M.Potokar, L.M.Qin, A.W.Richter, A.Rokavec, G.Rosner, P.Sauer, S.Schardt, I.Sick, S.Sirca, Ph.Trueb, M.Tuccillo, B.Vodenik, A.Wagner, Th.Walcher, G.Warren, S.Wolf, J.Zhao, M.Zeier, B.Zihlmann

Precise Measurements of the Neutron Magnetic Form Factor

NUCLEAR REACTIONS ²H(e, e'p), (e, e'n), E not given; measured σ ratios vs momentum transfer; deduced neutron magnetic form factor G(mn).

doi: 10.1016/S0370-2693(98)00442-0
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1998BL06 Phys.Lett. 421B, 71 (1998)

K.I.Blomqvist, W.U.Boeglin, R.Bohm, M.Distler, R.Edelhoff, J.Friedrich, R.Geiges, M.K.Jones, M.Kahrau, M.Korn, H.Kramer, K.W.Krygier, V.Kunde, M.Kuss, A.Liesenfeld, K.Merle, C.L.Morris, R.Neuhausen, E.A.J.M.Offermann, Th.Pospischil, M.Potokar, R.D.Ransome, A.W.Richter, B.G.Ritchie, A.Rokavec, G.Rosner, J.Ryckebusch, P.Sauer, S.Schardt, B.Vodenik, A.Wagner, Th.Walcher, S.Wolf, M.K.Yadav

Investigation of Short-Range Nucleon-Nucleon Correlations using the Reaction ¹²C(e, e'pp) in Close to 4π Geometry

NUCLEAR REACTIONS ¹²C(e, e'2p), E=705 MeV; measured nine-fold σ(E, θ), missing momentum spectra; deduced short-range nucleon-nucleon correlations.

doi: 10.1016/S0370-2693(98)00024-0
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1998BL07 Phys.Lett. 424B, 33 (1998)

K.I.Blomqvist, W.U.Boeglin, R.Bohm, M.Distler, R.Edelhoff, I.Ewald, R.Florizone, J.Friedrich, R.Geiges, J.Jourdan, M.Kahrau, M.Korn, H.Kramer, K.W.Krygier, V.Kunde, M.Kuss, A.Liesenfeld, K.Merle, R.Neuhausen, E.A.J.M.Offermann, Th.Pospischil, M.Potokar, A.W.Richter, A.Rokavec, G.Rosner, P.Sauer, S.Schardt, A.Serdarevic, B.Vodenik, I.Sick, S.Sirca, A.Wagner, Th.Walcher, S.Wolf

Large Recoil Momenta in the D(e, e'p)n Reaction

NUCLEAR REACTIONS ²H(e, e'p), E=855.11 MeV; measured σ(θ(e), θ(p)) vs missing momentum; deduced possible virtual nucleon excitation role. Model comparisons.

doi: 10.1016/S0370-2693(98)00151-8
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1998DI03 Phys.Rev.Lett. 80, 2294 (1998)

M.O.Distler, A.M.Bernstein, K.I.Blomqvist, W.U.Boeglin, R.Bohm, R.Edelhoff, J.Friedrich, R.Geiges, M.Kahrau, M.Korn, H.Kramer, K.W.Krygier, V.Kunde, M.Kuss, A.Liesenfeld, H.Merkel, K.Merle, R.Neuhausen, Th.Pospischil, M.Potokar, A.Rokavec, A.W.Richter, G.Rosner, P.Sauer, St.Schardt, H.Schmieden, S.Sirca, B.Vodenik, A.Wagner, Th.Walcher, St.Wolf

Measurement of Separated Structure Functions in the p(e, e'p)π⁰ Reaction at Threshold and Chiral Perturbation Theory

NUCLEAR REACTIONS ¹H(e, e'π⁰), E=435, 555, 855 MeV; measured pion σ(E, θ); deduced structure functions. Comparison with chiral perturbation theory calculations.

doi: 10.1103/PhysRevLett.80.2294
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1997BL13 Nucl.Phys. A626, 871 (1997)

K.I.Blomqvist, W.U.Boeglin, R.Bohm, M.Distler, R.Edelhoff, J.Friedrich, R.Geiges, M.Kahrau, S.Kamalov, M.Kirchbach, M.Kohl, M.Korn, H.Kramer, K.W.Krygier, V.Kunde, M.Kuss, J.M.Laget, A.Liesenfeld, K.Merle, R.Neuhausen, E.A.J.M.Offermann, Th.Pospischil, M.Potokar, C.Rangacharyulu, A.Richter, A.W.Richter, A.Rokavec, G.Rosner, P.Sauer, St.Schardt, G.Schrieder, T.Suda, L.Tiator, B.Vodenik, A.Wagner, Th.Walcher, St.Wolf

Pion Electroproduction in the ³He(e, e'π⁺)³H Reaction at Intermediate Energies

NUCLEAR REACTIONS ³He(e, e'π⁺), E=555-855 MeV; measured transverse, longitudinal σ(θ(π)); deduced transverse, longitudinal structure functions. Standard Born amplitudes for elementary pion production, three-body Fadeev wave functions.

doi: 10.1016/S0375-9474(97)00463-6
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1996BL02 Z.Phys. A353, 415 (1996)

K.I.Blomqvist, W.U.Boeglin, R.Bohm, M.Distler, D.Drechsel, R.Edelhoff, J.Friedrich, R.Geiges, O.Hanstein, M.Kahrau, M.Korn, H.Kramer, K.W.Krygier, V.Kunde, M.Kuss, A.Liesenfeld, K.Merle, R.Neuhausen, E.A.J.M.Offermann, Th.Pospischil, M.Potokar, A.Rokavec, A.W.Richter, G.Rosner, P.Sauer, S.Schardt, H.Schmieden, S.Sirca, L.Tiator, B.Vodenik, A.Wagner, Th.Walcher, S.Wolf

Precise Pion Electroproduction in the p(e, e'π⁺)n Reaction at W = 1125 MeV

NUCLEAR REACTIONS ¹H(e, e'π⁺), E(cm)=1125 MeV; measured missing energy spectra, coincidence, longitudinal σ, asymmetry; deduced longitudinal, transverse structure functions, interference term.

doi: 10.1007/BF01285153
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1996BL20 Phys.Rev.Lett. 77, 2396 (1996)

K.I.Blomqvist, W.U.Boeglin, R.Bohm, M.Distler, R.Edelhoff, J.Friedrich, R.Geiges, M.Kahrau, M.Korn, H.Kramer, K.W.Krygier, V.Kunde, M.Kuss, J.M.Laget, A.Liesenfeld, K.Merle, R.Neuhausen, E.A.J.M.Offermann, Th.Pospischil, M.Potokar, C.Rangacharyulu, A.Rokavec, A.Richter, A.W.Richter, G.Rosner, P.Sauer, St.Schardt, G.Schrieder, T.Suda, B.Vodenik, A.Wagner, Th.Walcher, St.Wolf

Forward-Angle ³He(e, e'π±) Coincident Electroproduction and the Search for Δ's in the Ground State of ³He

NUCLEAR REACTIONS ³He(e, e'π⁺), E=555-855 MeV; measured σ(θ(π)) vs missing mass; deduced preformed Δ⁺⁺ related features.

doi: 10.1103/PhysRevLett.77.2396
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1995BL02 Phys.Lett. 344B, 85 (1995)

K.I.Blomqvist, W.U.Boeglin, R.Bohm, M.Distler, R.Edelhoff, J.Friedrich, R.Geiges, M.Kahrau, M.Korn, H.Kramer, K.W.Krygier, V.Kunde, M.Kuss, J.Lac, A.Liesenfeld, K.Merle, R.Neuhausen, E.A.J.M.Offermann, Th.Pospischil, M.Potokar, A.W.Richter, A.Rokavec, G.Rosner, P.Sauer, S.Schardt, A.Serdarevic, Th.Veit, B.Vodenik, A.Wagner, Th.Walcher, S.Wolf

High-Momentum Components in the 1p Orbitals of ¹⁶O

NUCLEAR REACTIONS ¹⁶O(e, e'p), E=855 MeV; measured σ(E(e'), θ(e'), Ep, θp). ¹⁶O deduced proton momentum distribution. Natural target.

doi: 10.1016/0370-2693(94)01540-S
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1995BL10 Z.Phys. A351, 353 (1995)

No Evidence for Medium Effects in the ¹²C(e, e'p)¹¹B(g.s.) Reaction

NUCLEAR REACTIONS ¹²C(e, e'p), E not given; measured distorted momentum distribution vs missing momentum; deduced spectroscopic factor for transition to ¹¹B(g.s). Parallel, anti-parallel kinenmatics.

doi: 10.1007/BF01291135
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1994DA07 Phys.Rev. C49, 2058 (1994)

Y.X.Dardenne, W.M.McHarris, J.A.Bistirlich, R.Bossingham, H.Bossy, T.Case, A.D.Chacon, K.Crowe, A.Shihab-Eldin, J.Friedrich, J.O.Rasmussen, M.A.Stoyer

Inclusive Protonlike Production Cross Sections from 0.757 GeV/nucleon La + La Collisions

NUCLEAR REACTIONS La(¹³⁹La, X), E=0.757 GeV/nucleon; measured p, d, ³H, ³He, α production σ vs momentum. Models comparison.

doi: 10.1103/PhysRevC.49.2058
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1994LE02 Phys.Rev. C49, 955 (1994)

M.Leuschner, J.R.Calarco, F.W.Hersman, E.Jans, G.J.Kramer, L.Lapikas, G.van der Steenhoven, P.K.A.de Witt Huberts, H.P.Blok, N.Kalantar-Nayestanaki, J.Friedrich

Quasielastic Proton Knockout from ¹⁶O

NUCLEAR REACTIONS ¹⁶O(e, e'p), E=304-521 MeV; measured missing mass spectra, quasielastic σ; deduced proton spectral function, momentum distributions. ¹⁵N levels deduced spectroscopic factors.

doi: 10.1103/PhysRevC.49.955
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1994VE08 Z.Phys. A349, 161 (1994)

T.Veit, K.I.Blomqvist, W.U.Boeglin, M.Distler, R.Edelhoff, J.Friedrich, R.Geiges, M.Korn, H.Kramer, K.W.Krygier, V.Kunde, A.Liesenfeld, K.Merle, R.Neuhausen, E.A.J.M.Offermann, Th.Pospischil, A.W.Richter, G.Rosner, P.Sauer, S.Schardt, A.Wagner, Th.Walcher, S.Wolf

Model-Independent Separation of Structure Functions Over an Extended Kinematical Region

NUCLEAR REACTIONS ¹²C(e, e'p), E ≈ quasifree region; calculated structure functions, separation. Model independent approach.

doi: 10.1007/BF01291175
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1991DO10 Izv.Akad.Nauk SSSR, Ser.Fiz. 55, 967 (1991); Bull.Acad.Sci.USSR, Phys.Ser. 55, No.5, 80 (1991)

B.S.Dolbilkin, Sh.Khan, T.Kim, R.L.Kondratev, V.P.Lisin, H.J.Schultz, J.Friedrich

Reaction ⁵⁸Ni(e, e'α) at Excitation Energies of 8-25 MeV

NUCLEAR REACTIONS ⁵⁸Ni(e, e'α), E=137, 183 MeV; measured σ(θ(e' )) vs excitation energy. ⁵⁸Ni deduced E1, E2 resonance parameters, nucleon decay predominance. Comparison with (e, e'p) data.

1991VO02 Phys.Rev. C43, 2172 (1991)

N.Voegler, J.Friedrich, E.A.J.M.Offermann, C.W.de Jager, H.de Vries

Measurement of Magnetic Monopole Transition in Electron Scattering from ¹⁶O as Direct Test of Dispersive Effects

NUCLEAR REACTIONS ¹⁶O(e, e'), E=150, 249 MeV; measured σ(E(e')), σ(θ). Magnetic monopole transition, dispersive effects.

doi: 10.1103/PhysRevC.43.2172
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1989FR02 Phys.Lett. 217B, 220 (1989)

J.Friedrich, N.Voegler

Violation of Siegert's Theorem in the Electro-Excitation of the (1^-, T = 0)-Level at 7.117 MeV in ¹⁶O

NUCLEAR REACTIONS ¹⁶O(e, e'), E=71.26 MeV; measured σ(θ). ¹⁶O level deduced T_1/2, reduced transition probability.

doi: 10.1016/0370-2693(89)90854-X
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1989RE06 Phys.Lett. 228B, 31 (1989)

K.Reiner, P.Grabmayr, G.Mauser, G.Mertens, G.J.Wagner, J.Friedrich, N.Voegler, K.T.Knopfle, J.Ryckebusch, K.Heyde, D.Van Neck, M.Waroquier

(e, e'p) Study of the Continuum of ⁵⁸Ni above the Giant Resonance Region

NUCLEAR REACTIONS ⁵⁸Ni(e, e'p), E=183 MeV; measured σ(θ(e'), θ(p)) vs excitation energy. ⁵⁸Ni deduced continuum multipole strength distribution.

doi: 10.1016/0370-2693(89)90520-0
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1989SP05 Phys.Rev.Lett. 63, 1574 (1989)

M.Spahn, Th.Kihm, K.T.Knopfle, J.Friedrich, N.Voegler, Ch.Schmitt, V.H.Walther, M.Unkelbach, H.M.Hofmann

Study of Charge Symmetry in ⁴He by Simultaneous ⁴He(e, e'p)³H and ⁴He(e, e'n)³He Measurements

NUCLEAR REACTIONS ⁴He(e, e'p), (e, e'n), E=183.4 MeV; measured σ(θ(e'), θ(p)), σ(θ(e'), θ(n)); deduced σ. ⁴He deduced no charge symmetry breaking in GDR region.

doi: 10.1103/PhysRevLett.63.1574
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1988DO12 Z.Phys. A331, 107 (1988)

B.S.Dolbilkin, R.L.Kondratiev, V.P.Lisin, Sh.Khan, Th.Kihm, K.T.Knopfle, H.J.Schulz, Chenlin Wen, J.Friedrich

Direct Decay of the Giant Dipole Resonance in ^58,60Ni and ⁶⁴Zn from (e, e'c) Experiments

NUCLEAR REACTIONS ^58,60Ni, ⁶⁴Zn(e, e'p), (e, e'α), E=137.2 MeV; measured e'(particle)-coin spectra. ^59,57Co, ⁶³Cu deduced level population strengths.

1986FR01 Phys.Rev. C33, 335 (1986)

J.Friedrich, P.-G.Reinhard

Skyrme-Force Parametrization: Least-squares fit to nuclear ground-state properties

NUCLEAR STRUCTURE ²⁰⁸Pb; calculated binding energy, diffraction radius, surface width, giant resonances. ^124,116Sn, ⁹⁰Zr, ⁵⁸Ni, ^40,48Ca, ¹⁶O; calculated binding energy, diffraction radius, surface width, giant resonances; deduced Skyrme force parametrization. Spherical Hartree-Fock method.

doi: 10.1103/PhysRevC.33.335
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1986FR07 Phys.Rev. C33, 2215 (1986)

J.Friedrich

Three Remarks on the 3s Proton

NUCLEAR STRUCTURE ²⁰⁶Pb, ²⁰⁵Tl; analyzed charge distribution difference; deduced 3s wave function role. Hartree-Fock method, Skyrme interaction, electron scattering data input.

NUCLEAR REACTIONS ²⁰⁶Pb(e, e'p), E=502 MeV; ²⁰⁶Pb, ²⁰⁵Tl(e, e'), E=502 MeV; analyzed σ(θ). ²⁰⁶Pb, ²⁰⁵Tl deduced charge distribution difference 3s wave function dependence. Hartree-Fock method, Skyrme interaction.

doi: 10.1103/PhysRevC.33.2215
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1986FR16 Nucl.Phys. A459, 10 (1986)

J.Friedrich, N.Voegler, P.-G.Reinhard

Central Depression of the Nuclear Charge Distribution

NUCLEAR STRUCTURE A=12-209; analyzed charge distribution, central depression parameter statistics; deduced sources of asymmetry. Folding model, effective Skyrme-type interactions.

doi: 10.1016/0375-9474(86)90053-9
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1986RE03 Z.Phys. A323, 13 (1986)

P.-G.Reinhard, M.Rufa, J.Maruhn, W.Greiner, J.Friedrich

Nuclear Ground-State Properties in a Relativistic Meson-Field Theory

NUCLEAR STRUCTURE A<200; calculated binding energy, radius, surface thickness corrections. ⁴⁰Ca; calculated charge density. ²⁰⁸Pb; calculated scalar, vector, isovector density, potential vs radius, charge density, single particle energies. ¹⁶O; calculated single particle energies. ¹⁶O, ^40,48Ca, ⁵⁸Ni, ⁹⁰Zr, ^116,124Sn, ²⁰⁸Pb; calculated binding energy per nucleon, diffraction radius, surface thickness.

1985LE11 Phys.Rev. C32, 449 (1985)

J.LeRose, P.D.Zimmerman, C.C.Blatchley, J.Friedrich, N.Voegler, M.Pieroth

Direct Measurement of the Radiative Tail in Electron Scattering from Atomic Nuclei

NUCLEAR REACTIONS W(e, e), E=300 MeV bremsstrahlung; measured σ(E, θ); deduced model validity.

doi: 10.1103/PhysRevC.32.449
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1985RE07 Z.Phys. A321, 619 (1985)

P.-G.Reinhard, J.Friedrich

A Sum-Rule Approach to Nuclear Ground State Correlations

NUCLEAR STRUCTURE ¹⁶O, ^40,48Ca, ⁵⁸Ni, ⁹⁰Zr, ^116,124Sn, ²⁰⁸Pb; calculated binding energy, diffraction radius, surface width. A ≤ 200; calculated correlation energy. Sum rule approach.

doi: 10.1007/BF01432439
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1985SE12 Z.Phys. A321, 653 (1985)

M.Seiwert, J.A.Maruhn, W.Greiner, J.Friedrich

The Binding Energy of ⁴⁷⁶₁₈₄X in the Droplet Model

NUCLEAR STRUCTURE ⁴⁰Ca, ⁴⁸Ti, ⁵⁰Cr, ⁶⁰Ni, ⁷⁰Ge, ⁹⁰Zr, ¹¹²Cd, ¹⁸⁶W, ²⁰⁰Pt, ²⁰⁸Pb, ²³⁸U; calculated binding energies.

doi: 10.1007/BF01432442
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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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1984KL10 Phys.Lett. 145B, 25 (1984)

R.Klein, Y.Kawazoe, P.Grabmayr, G.J.Wagner, J.Friedrich, N.Voegler

Electroexcitation of Giant Resonances in ⁵⁸Ni

NUCLEAR REACTIONS ⁵⁸Ni(e, e'), E=124, 180, 300 MeV; measured σ(E(e')), σ(θ) vs effective momentum transfer; deduced response functions. ⁵⁸Ni deduced giant resonance excitation, B(λ), GDR, GQR strength distribution.

doi: 10.1016/0370-2693(84)90940-7
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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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1984RE06 Z.Phys. A316, 207 (1984)

P.-G.Reinhard, J.Friedrich, N.Voegler

Shell Structure and the Fluctuation of the Nuclear Density Distribution

NUCLEAR STRUCTURE ¹⁶O, ^40,48Ca, ²⁰⁸Pb; calculated binding energies, diffraction radius; deduced shell structure role on nuclear density distribution fluctuation. Hartree-Fock method.

doi: 10.1007/BF01412264
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1984RE09 Phys.Rev. C30, 878 (1984)

P.-G.Reinhard, J.Friedrich, K.Goeke, F.Grummer, D.H.E.Gross

Dynamics of the ¹⁶O + ¹⁶O → ³²S Fusion Process

NUCLEAR STRUCTURE ⁴He, ¹²C, ¹⁶O, ²⁰Ne, ²⁴Mg, ³²S, ⁴⁰Ca; calculated binding energy, diffraction, rms radii, surface width. ¹⁶O; calculated charge density. Quantized adiabatic TDHF.

NUCLEAR REACTIONS, ICPND ¹⁶O(¹⁶O, X), E(cm)=2-50 MeV; calculated subbarrier, above barrier fusion σ(E), astrophysical S-factor vs E. ¹⁶O(e, e), E not given; calculated form factor. Quantized adiabatic TDHF.

doi: 10.1103/PhysRevC.30.878
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1983KL09 Nuovo Cim. 76A, 369 (1983)

R.Klein, P.Grabmayr, Y.Kawazoe, G.J.Wagner, J.Friedrich, N.Voegler

Distribution of Electric Multipole Strengths in ⁵⁸Ni

NUCLEAR REACTIONS ⁵⁸Ni(e, e'), E=124, 180 MeV; measured σ(E(e')), σ(θ). ⁵⁸Ni levels deduced B(λ), EWSR strength. DWBA form factors, Tassie transition densities.

doi: 10.1007/BF02833733
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1982FR01 Nucl.Phys. A373, 192 (1982)

J.Friedrich, N.Voegler

The Salient Features of Charge Density Distributions of Medium and Heavy Even-Even Nuclei Determined from a Systematic Analysis of Elastic Electron Scattering Form Factors

NUCLEAR STRUCTURE ⁴⁰Ca, ⁵⁸Ni, ^116,124Sn, ²⁰⁸Pb; analyzed charge distribution data; deduced compressibility, surface thickness binding energy relationship, single-particle dominance.

doi: 10.1016/0375-9474(82)90147-6
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1981FR21 Phys.Rev.Lett. 47, 1385 (1981)

J.Friedrich, N.Voegler

Determination of Nuclear Compressibility from a Combined Analysis of Binding Energies and Nuclear Radii

NUCLEAR STRUCTURE A=4-240; analyzed charge form factor data, rms radii, binding energy; deduced nuclear compressibility. Droplet model.

doi: 10.1103/PhysRevLett.47.1385
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1978EU01 Nucl.Phys. A298, 452 (1978)

H.Euteneuer, J.Friedrich, N.Voegler

The Charge-Distribution Differences of ²⁰⁹Bi, ^{208,207,206,204}Pb and ^205,203Tl Investigated by Elastic Electron Scattering and Muonic X-Ray Data

NUCLEAR REACTIONS ^203,205Tl, ^{204,206,207,208}Pb, ²⁰⁹Bi(e, e), E=120, 200, 290 MeV; measured σ(θ); deduced charge distribution differences. Enriched targets.

doi: 10.1016/0375-9474(78)90143-4
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1977EU01 Z.Phys. A280, 165 (1977)

H.Euteneuer, J.Friedrich, N.Voegler

What Can Be Learnt About Nuclear Polarization from a Consistency Analysis of e^- Cross Sections and Muonic X-Rays for ²⁰⁸Pb and the Isotone Pair ²⁰⁹Bi/²⁰⁸Pb (Question)

NUCLEAR STRUCTURE ²⁰⁸Pb, ²⁰⁹Bi; analyzed electron scattering, muonic X-ray data; deduced nuclear polarization corrections.

doi: 10.1007/BF01409545
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1976EU01 Phys.Rev.Lett. 36, 129 (1976)

H.Euteneuer, J.Friedrich, N.Voegler

Charge Distribution of ²⁰⁸Pb and the Difference in ρ(r) for Pb and Tl Investigated by Elastic Electron Scattering

NUCLEAR REACTIONS ^203,205Tl, ^{204,206,207,208}Pb, ²⁰⁹Bi(e, e), E=119.7, 199.5, 289.0 MeV; measured σ. ²⁰⁸Pb deduced charge distribution.

doi: 10.1103/PhysRevLett.36.129
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1976FR18 Phys.Lett. 64B, 269 (1976)

J.Friedrich, N.Voegler, H.Euteneuer

Electron Scattering from Levels in ²⁰⁸Pb with Excitation Energies up to 6.2 MeV and Spins up to J = 10

NUCLEAR REACTIONS ²⁰⁸Pb(e, e'), E ≈ 120, 167 MeV; measured σ(Ee'). ²⁰⁸Pb deduced form factors.

doi: 10.1016/0370-2693(76)90198-2
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1976MO04 Phys.Rev.Lett. 36, 566 (1976)

J.R.Moreira, I.C.Nascimento, K.Arita, J.Friedrich, A.Enomoto, T.Terasawa, Y.Torizuka

Elastic Electron Scattering from the M7 and M9 Magnetization Density of ²⁰⁹Bi

NUCLEAR REACTIONS ²⁰⁹Bi(e, e), E=180, 200, 220 MeV; measured M7, M9 σ; deduced form factors.

doi: 10.1103/PhysRevLett.36.566
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1974DR06 Nucl.Phys. A235, 219 (1974)

B.Dreher, J.Friedrich, K.Merle, H.Rothhaas, G.Luhrs

The Determination of the Nuclear Ground State and Transition Charge Density from Measured Electron Scattering Data

NUCLEAR REACTIONS ²⁰⁸Pb(e, e'), E=248, 502 MeV; calculated ²⁰⁸Pb ground-state charge distribution.

doi: 10.1016/0375-9474(74)90189-4
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1974RO26 Phys.Lett. 51B, 23 (1974)

H.Rothhaas, J.Friedrich, K.Merle, B.Dreher

Model Independent Evaluation of the Inelastic e^- Scattering Cross Sections from the 3^- (2.615 MeV) Level in ²⁰⁸Pb

NUCLEAR REACTIONS ²⁰⁸Pb(e, e'); calculated σ. ²⁰⁸Pb level deduced radial charge distribution, B(E3).

doi: 10.1016/0370-2693(74)90141-5
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1972FR03 Nucl.Phys. A183, 523 (1972)

J.Friedrich, F.Lenz

Elastic Electron Scattering from ²⁰⁸Pb at Moderate Momentum Transfers and Model-Independent Description of the Nuclear Charge Distribution

NUCLEAR REACTIONS ²⁰⁸Pb(e, e), E=124, 167 MeV; measured σ(E, θ). ²⁰⁸Pb deduced charge distribution parameters, Coulomb energy.

doi: 10.1016/0375-9474(72)90354-5
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1972FR07 Nucl.Phys. A191, 118 (1972)

J.Friedrich

Investigation of Some Low-Lying States in ²⁰⁸Pb by Inelastic Electron Scattering

NUCLEAR REACTIONS ²⁰⁸Pb(e, e'), E=124, 167 MeV; measured σ(E, θ). ²⁰⁸Pb deduced transition probability, transition charge density.

doi: 10.1016/0375-9474(72)90597-0
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