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NSR database version of April 24, 2024.

Search: Author = D.Drechsel

Found 110 matches.

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2010PA04      Phys.Rev. C 81, 029802 (2010)

B.Pasquini, D.Drechsel, S.Scherer

Reply to "Comment on 'Polarizability of the pion: No conflict between dispersion theory and chiral perturbation theory'"

doi: 10.1103/PhysRevC.81.029802
Citations: PlumX Metrics

2010TI08      Phys.Rev. C 82, 055203 (2010)

L.Tiator, S.S.Kamalov, S.Ceci, G.Y.Chen, D.Drechsel, A.Svarc, S.Yang

Singularity structure of the πN scattering amplitude in a meson-exchange model up to energies W≤2.0 GeV

doi: 10.1103/PhysRevC.82.055203
Citations: PlumX Metrics

2008PA13      Phys.Rev. C 77, 065211 (2008)

B.Pasquini, D.Drechsel, S.Scherer

Polarizability of the pion: No conflict between dispersion theory and chiral perturbation theory

doi: 10.1103/PhysRevC.77.065211
Citations: PlumX Metrics

2007CH66      Phys.Rev. C 76, 035206 (2007)

G.Y.Chen, S.S.Kamalov, S.N.Yang, D.Drechsel, L.Tiator

Nucleon resonances in πN scattering up to energies √ s ≤ 2.0 GeV

doi: 10.1103/PhysRevC.76.035206
Citations: PlumX Metrics

2007DR10      Eur.Phys.J. A 34, 69 (2007)

D.Drechsel, S.S.Kamalov, L.Tiator

Unitary isobar model - MAID2007

doi: 10.1140/epja/i2007-10490-6
Citations: PlumX Metrics

2007PA29      Phys.Rev. C 76, 015203 (2007)

B.Pasquini, D.Drechsel, M.Vanderhaeghen

Proton spin polarizabilities from polarized Compton scattering

doi: 10.1103/PhysRevC.76.015203
Citations: PlumX Metrics

2007PA46      Eur.Phys.J. A 34, 387 (2007)

B.Pasquini, D.Drechsel, L.Tiator

Invariant amplitudes for pion electroproduction

doi: 10.1140/epja/i2007-10510-7
Citations: PlumX Metrics

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
Citations: PlumX Metrics

2006PA15      Eur.Phys.J. A 27, 231 (2006)

B.Pasquini, D.Drechsel, L.Tiator

Dispersion theory and the low-energy constants for neutral-pion photoproduction

doi: 10.1140/epja/i2006-10004-2
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
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2005CH06      Phys.Rev. C 71, 015204 (2005)

W.-T.Chiang, M.Vanderhaeghen, S.N.Yang, D.Drechsel

Unitary model for the γp → gπ0 p reaction and the magnetic dipole moment of the Δ+(1232)

NUCLEAR REACTIONS 1H(γ, γ'π0), (γ, γ'π+), E=150-450; calculated σ, σ(E, θ), photon asymmetry; deduced sensitivity to Δ resonance magnetic dipole moment. Unitary model, comparisons with data.

doi: 10.1103/PhysRevC.71.015204
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2005DR02      Eur.Phys.J. A 24, Supplement 1, 49 (2005)


Nucleon form factors: A review of theoretical models

doi: 10.1140/epjad/s2005-05-008-8
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2005PA08      Eur.Phys.J. A 23, 279 (2005)

B.Pasquini, D.Drechsel, L.Tiator

The Fubini-Furlan-Rossetti sum rule revisited

doi: 10.1140/epja/i2004-10114-9
Citations: PlumX Metrics

2004DR12      Ann.Rev.Nucl.Part.Sci. 54, 69 (2004)

D.Drechsel, L.Tiator

The Gerasimov-Drell-Hearn Sum Rule and the Spin Structure of the Nucleon

doi: 10.1146/annurev.nucl.54.070103.181159
Citations: PlumX Metrics

2004GO13      Eur.Phys.J. A 19, Supplement 1, 77 (2004)

M.Gorchtein, D.Drechsel, M.Giannini, E.Santopinto

Generalized sum rules of the nucleon in the constituent quark model

NUCLEAR STRUCTURE 1n, 1H; analyzed sum rules, related features. Constituent quark model.

doi: 10.1140/epjad/s2004-03-013-1
Citations: PlumX Metrics

2004GO50      Phys.Rev. C 70, 055202 (2004)

M.Gorchtein, D.Drechsel, M.M.Giannini, E.Santopinto, L.Tiator

Generalized sum rules of the nucleon in the constituent quark model

NUCLEAR STRUCTURE 1n, 1H; calculated sum rules, polarizabilities. Hypercentral constituent quark model.

doi: 10.1103/PhysRevC.70.055202
Citations: PlumX Metrics

2004HA17      Phys.Lett. B 586, 291 (2004)

H.-W.Hammer, D.Drechsel, Ulf-G.Meissner

On the pion cloud of the nucleon

NUCLEAR STRUCTURE 1n, 1H; calculated form factors, two-pion contributions.

doi: 10.1016/j.physletb.2003.12.073
Citations: PlumX Metrics

2004TI01      Eur.Phys.J. A 19, Supplement 1, 55 (2004)

L.Tiator, D.Drechsel, S.Kamalov, M.M.Giannini, E.Santopinto, A.Vassallo

Electroproduction of nucleon resonances

NUCLEAR REACTIONS 1H(e, π0X), E=high; analyzed data; deduced resonance production associated helicity amplitudes, Q2 dependence. Unitary isobar model.

doi: 10.1140/epjad/s2004-03-009-9
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2004YA15      Nucl.Phys. A737, 248 (2004)

S.N.Yang, F.-Y.Chen, S.S.Kamalov, D.Drechsel, L.Tiator

Threshold π0 photo- and electro-production in a meson-exchange model

NUCLEAR REACTIONS 1H(γ, π0), E ≈ threshold; calculated σ(θ). Meson-exchange dynamical model, comparison with data.

doi: 10.1016/j.nuclphysa.2004.03.085
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2003CH29      Nucl.Phys. A723, 205 (2003)

W.-T.Chiang, S.N.Yang, M.Vanderhaeghen, D.Drechsel

Magnetic dipole moment of the S11(1535) from the γp → γηp reaction

NUCLEAR REACTIONS 1H(γ, γ'X), E=900 MeV; calculated η-meson production associated Eγ, σ(E, θ), sensitivity to resonance magnetic dipole moment.

doi: 10.1016/S0375-9474(03)01160-6
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2003CH41      Nucl.Phys. A723, 447 (2003)

G.-Y.Chen, S.Kamalov, S.N.Yang, D.Drechsel, L.Tiator

Excitation of S11 resonances in pion scattering and pion photoproduction on the proton

NUCLEAR REACTIONS 1H(π, X), (γ, π), E not given; analyzed data; deduced resonance parameters. Coupled channels dynamical model.

doi: 10.1016/S0375-9474(03)01453-2
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2003CH66      Phys.Rev. C 68, 045202 (2003)

W.-T.Chiang, S.N.Yang, L.Tiator, M.Vanderhaeghen, D.Drechsel

Reggeized model for η and η' photoproduction

NUCLEAR REACTIONS 1H(γ, X), E ≈ 0.8-6 GeV; calculated η and η' production σ, σ(θ). Reggeized model, comparison with data.

doi: 10.1103/PhysRevC.68.045202
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2003CH71      Nucl.Phys. A721, 731c (2003)

W.-T.Chiang, S.N.Yang, M.Vanderhaeghen, D.Drechsel

Magnetic moment of the S11(1535) resonance

NUCLEAR REACTIONS 1H(γ, γX), E=900 MeV; calculated η meson production associated γ-spectra, resonance effects.

doi: 10.1016/S0375-9474(03)01168-0
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2003DR01      Phys.Rep. 378, 99 (2003)

D.Drechsel, B.Pasquini, M.Vanderhaeghen

Dispersion relations in real and virtual Compton scattering

doi: 10.1016/S0370-1573(02)00636-1
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2003TI11      Eur.Phys.J. A 17, 357 (2003)

L.Tiator, D.Drechsel, S.S.Kamalov, S.N.Yang

Electromagnetic form factors of the Δ(1232) excitation

NUCLEAR REACTIONS 1H(e, e'π0), E=high; analyzed data; deduced resonance form factors, related features.

doi: 10.1140/epja/i2002-10177-6
Citations: PlumX Metrics

2003YA12      Nucl.Phys. A721, 401c (2003)

S.N.Yang, G.-Y.Chen, S.S.Kamalov, D.Drechsel, L.Tiator

Third and fourth S11 resonances in pion scattering and pion photoproduction

doi: 10.1016/S0375-9474(03)01080-7
Citations: PlumX Metrics

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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2002CH13      Nucl.Phys. A700, 429 (2002)

W.-T.Chiang, S.N.Yang, L.Tiator, D.Drechsel

An Isobar Model for η Photo- and Electroproduction on the Nucleon

NUCLEAR REACTIONS 1H(γ, X), E=700-1150 MeV; 1H(e, e'X), E=high; calculated η meson production σ(θ), σ, asymmetry. Isobar model, comparisons with data.

doi: 10.1016/S0375-9474(01)01325-2
Citations: PlumX Metrics

2002KA67      Phys.Rev. C 66, 065206 (2002)

S.S.Kamalov, L.Tiator, D.Drechsel, R.A.Arndt, C.Bennhold, I.I.Strakovsky, R.L.Workman

Dispersion relation analysis of neutral pion photoproduction and electroproduction at threshold

NUCLEAR REACTIONS 1H(γ, π0), (e, e'π0), E ≈ threshold; analyzed data; deduced multipole contributions. Dispersion relation analysis.

doi: 10.1103/PhysRevC.66.065206
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2001DR04      Nucl.Phys. A684, 360c (2001)

D.Drechsel, G.Krein

The GDH Sum Rule, the Spin Polarizability and the Pion Photoproduction Multipole E0+ Close to Threshold

doi: 10.1016/S0375-9474(01)00380-3
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2001DR10      Phys.Rev. C64, 065202 (2001)

D.Drechsel, M.Vanderhaeghen

Magnetic Dipole Moment of the Δ+(1232) from the γp → γπ0p Reaction

NUCLEAR REACTIONS 1H(γ, γπ0), E=200-450 MeV; calculated σ, σ(E), σ(θ); deduced sensitivity to Δ resonance magnetic moment. Effective Lagrangian formalism.

doi: 10.1103/PhysRevC.64.065202
Citations: PlumX Metrics

2001GR17      Nucl.Phys. A689, 573c (2001)

F.Gross, D.Drechsel, J.Friar, V.Pandharipande, I.Sick

Conference Discussion of the Nuclear Few-Body Problem: Questions and issues

doi: 10.1016/S0375-9474(01)00907-1
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2001KA23      Nucl.Phys. A684, 321c (2001)

S.S.Kamalov, D.Drechsel, O.Hanstein, L.Tiator, S.N.Yang

Unitary Isobar (MAID) and Dynamical Models for Pion Electroproduction

doi: 10.1016/S0375-9474(01)00427-4
Citations: PlumX Metrics

2001KA45      Phys.Rev. C64, 032201 (2001)

S.S.Kamalov, S.N.Yang, D.Drechsel, O.Hanstein, L.Tiator

γ*N → Δ Transition Form Factors: A new analysis of data on p(e, e'p)π0 at Q2 = 2.8 and 4.0 (GeV/c)2

NUCLEAR REACTIONS 1H(e, e'π0), E=high; analyzed σ(E, θ), related data; deduced helicity amplitudes, Δ resonance production form factors.

doi: 10.1103/PhysRevC.64.032201
Citations: PlumX Metrics

2001KA59      Phys.Lett. 522B, 27 (2001)

S.S.Kamalov, G.-Y.Chen, S.N.Yang, D.Drechsel, L.Tiator

π0 Photo- and Electroproduction at Threshold within a Dynamical Model

NUCLEAR REACTIONS 1H(γ, π0), E=146-160 MeV; 1H(e, e'π0), E ≈ threshold; calculated σ(θ), partial wave amplitudes. Meson-exchange dynamical model, comparisons with data.

doi: 10.1016/S0370-2693(01)01241-2
Citations: PlumX Metrics

2001LV01      Phys.Rev. C64, 015203 (2001)

A.I.Lvov, S.Scherer, B.Pasquini, C.Unkmeir, D.Drechsel

Generalized Dipole Polarizabilities and the Spatial Structure of Hadrons

doi: 10.1103/PhysRevC.64.015203
Citations: PlumX Metrics

2001PA04      Phys.Rev. C63, 025205 (2001)

B.Pasquini, S.Scherer, D.Drechsel

Generalized Polarizabilities of the Proton in a Constituent Quark Model Revisited

NUCLEAR STRUCTURE 1H; calculated generalized polarizabilities for low-energy virtual Compton scattering. Constituent quark model.

doi: 10.1103/PhysRevC.63.025205
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2001PA32      Eur.Phys.J. A 11, 185 (2001)

B.Pasquini, M.Gorchtein, D.Drechsel, A.Metz, M.Vanderhaeghen

Dispersion Relation Formalism for Virtual Compton Scattering Off the Proton

NUCLEAR REACTIONS 1H(e, e'γ), E=high; calculated σ(θ, Eγ), double polarization asymmetry, electron single spin asymmetry. Comparison with data.

doi: 10.1007/s100500170084
Citations: PlumX Metrics

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
Citations: PlumX Metrics

2001TI05      Nucl.Phys. A689, 205c (2001)

L.Tiator, D.Drechsel, O.Hanstein, S.S.Kamalov, S.N.Yang

The E2/M1 and C2/M1 Ratios and Form Factors in N → Δ Transitions

doi: 10.1016/S0375-9474(01)00835-1
Citations: PlumX Metrics

2001VA15      Nucl.Phys. A684, 357c (2001)

M.Vanderhaeghen, D.Drechsel, M.Gorchtein, B.Pasquini

Dispersion Relation Formalism for Real and Virtual Compton Scattering and Nucleon Polarizabilities

NUCLEAR REACTIONS 1H(γ, γ'), E=149-230 MeV; calculated σ(E, θ), dispersion relations. Determination of nucleon polarizabilities discussed. Comparisons with data.

doi: 10.1016/S0375-9474(01)00377-3
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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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2000DR01      Phys.Rev. C61, 015204 (2000)

D.Drechsel, M.Gorchtein, B.Pasquini, M.Vanderhaeghen

Fixed-t Subtracted Dispersion Relations for Compton Scattering Off the Nucleon

NUCLEAR REACTIONS 1H(γ, γ'), E=0-500 MeV; calculated σ(E, θ); deduced dispersion relations. Comparisons with data.

doi: 10.1103/PhysRevC.61.015204
Citations: PlumX Metrics

2000DR03      Nucl.Phys. A666-667, 286c (2000)

D.Drechsel, S.S.Kamalov, G.Krein, B.Pasquini, L.Tiator

Polarized Structure Functions of the Nucleon in the Resonance Region

doi: 10.1016/S0375-9474(00)00038-5
Citations: PlumX Metrics

2000DR07      Prog.Part.Nucl.Phys. 44, 125 (2000)


Electromagnetic Investigations of Nucleon Resonances and Sum Rules

doi: 10.1016/S0146-6410(00)00066-1
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2000DR09      Phys.Lett. 484B, 236 (2000)

D.Drechsel, M.Vanderhaeghen, M.M.Giannini, E.Santopinto

Inelastic Photon Scattering and the Magnetic Moment of the Δ (1232) Resonance

NUCLEAR REACTIONS 1H(γ, γπ0), E=286 MeV; calculated σ, σ(E, θ). Constituent quark model, effective Lagrangian procedure.

doi: 10.1016/S0370-2693(00)00654-7
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2000GO21      Prog.Part.Nucl.Phys. 44, 459 (2000)

M.Gorchtein, D.Drechsel, B.Pasquini, M.Vanderhaeghen

Fixed-t Subtracted Dispersion Relations for Compton Scattering Off the Nucleon

NUCLEAR REACTIONS 1H(γ, γ'), E=182 MeV; analyzed σ(θ); deduced polarizability parameters. Fixed-t subtracted dispersion relations.

doi: 10.1016/S0146-6410(00)00098-3
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2000HE11      Phys.Rev. D62, 014013 (2000)

T.R.Hemmert, B.R.Holstein, G.Knochlein, D.Drechsel

Generalized Polarizabilities of the Nucleon in Chiral Effective Theories

NUCLEAR REACTIONS 1n, 1H(e, e'X), E=high; calculated generalized polarizabilities. Virtual Compton scattering, chiral effective field theories.

doi: 10.1103/PhysRevD.62.014013
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2000HO05      Phys.Rev. C61, 034316 (2000)

B.R.Holstein, D.Drechsel, B.Pasquini, M.Vanderhaeghen

Higher Order Polarizabilities of the Proton

NUCLEAR STRUCTURE 1H; calculated quadratic, higher order polarizabilties.

doi: 10.1103/PhysRevC.61.034316
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2000PA56      Phys.Rev. C62, 052201 (2000)

B.Pasquini, D.Drechsel, M.Gorchtein, A.Metz, M.Vanderhaeghen

Dispersion Relation Formalism for Virtual Compton Scattering and the Generalized Polarizabilities of the Nucleon

NUCLEAR REACTIONS 1H(e, e'γ), E not given; calculated virtual Compton scattering dispersion results for proton generalized polarizabilities.

doi: 10.1103/PhysRevC.62.052201
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1999DR01      Nucl.Phys. A645, 145 (1999)

D.Drechsel, O.Hanstein, S.S.Kamalov, L.Tiator

A Unitary Isobar Model for Pion Photo- and Electroproduction on the Proton Up to 1 GeV

NUCLEAR REACTIONS 1H(γ, π+), (γ, π0), (e, e'π+), (e, e'π0), E < 1 GeV; calculated σ(θ), asymmetries; deduced resonant, nonresonant contributions.

doi: 10.1016/S0375-9474(98)00572-7
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1999DR03      Phys.Rev. D59, 094021 (1999)

D.Drechsel, S.S.Kamalov, G.Krein, L.Tiator

Generalized Gerasimov-Drell-Hearn Integral and the Spin Structure of the Nucleon

NUCLEAR STRUCTURE 1n, 1H; calculated spin structure functions.

doi: 10.1103/PhysRevD.59.094021
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1999DR16      Nucl.Phys. A660, 57 (1999)

D.Drechsel, S.S.Kamalov, G.Krein, B.Pasquini, L.Tiator

Generalized Polarizabilities and Electroexcitation of the Nucleon

NUCLEAR REACTIONS 1n, 1H(polarized e, e'X), E not given; calculated electric, magnetic, spin polarizabilities. Unitary isobar model.

doi: 10.1016/S0375-9474(99)00359-0
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1999DR17      Nucl.Phys. A660, 423 (1999)

D.Drechsel, L.Tiator, S.S.Kamalov, S.N.Yang

Medium Effects in Coherent Pion Photo- and Electroproduction on 4He and 12C

NUCLEAR REACTIONS 4He, 12C(γ, π0), E=200-400 MeV; calculated σ(θ); deduced medium effects. DWIA approach.

doi: 10.1016/S0375-9474(99)00412-1
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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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1999TI09      Phys.Rev. C60, 035210 (1999)

L.Tiator, D.Drechsel, G.Knochlein, C.Bennhold

Analysis of Resonance Multipoles from Polarization Observables in η Photoproduction

NUCLEAR REACTIONS 1H(γ, X), E=716-1050 MeV; analyzed η production σ(θ), polarization observables; deduced resonance multipole parameters, branching ratios.

doi: 10.1103/PhysRevC.60.035210
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1998DE49      Eur.Phys.J. A 3, 171 (1998)

J.Denschlag, L.Tiator, D.Drechsel

Analysis of Eta Production using a Generalized Lee Model

NUCLEAR REACTIONS 1n, 1H(π, X), (γ, X), E ≈ threshold; calculated pion, η production σ; deduced S11(1535) contribution. Generalized Lee model.

doi: 10.1007/s100500050164
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1998DR01      Phys.Rev. C57, 941 (1998)

D.Drechsel, G.Knochlein, A.Yu.Korchin, A.Metz, S.Scherer

Structure Analysis of the Virtual Compton Scattering Amplitude at Low Energies

doi: 10.1103/PhysRevC.57.941
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1998DR05      Phys.Lett. 420B, 248 (1998)

D.Drechsel, G.Krein, O.Hanstein

Dispersion Relations and the Spin Polarizabilities of the Nucleon

NUCLEAR STRUCTURE 1n, 1H; calculated spin polarizabilities; deduced nucleon spin structure features. Forward dispersion calculation.

doi: 10.1016/S0370-2693(97)01536-0
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1998DR08      Phys.Rev. C58, 1751 (1998)

D.Drechsel, G.Knochlein, A.Yu.Korchin, A.Metz, S.Scherer

Low-Energy and Low-Momentum Representation of the Virtual Compton Scattering Amplitude

doi: 10.1103/PhysRevC.58.1751
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1998HA20      Nucl.Phys. A632, 561 (1998)

O.Hanstein, D.Drechsel, L.Tiator

Multipole Analysis of Pion Photoproduction Based on Fixed t Dispersion Relations and Unitarity

NUCLEAR REACTIONS 1H(γ, π+), (γ, π0), E=160-450 MeV; 1n(γ, π-), E=190-420 MeV; analyzed σ(θ); deduced multipole amplitudes, threshold behaviour.

doi: 10.1016/S0375-9474(97)00818-X
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1998LV01      Phys.Rev. C57, 312 (1998)

A.I.Lvov, S.Scopetta, D.Drechsel, S.Scherer

Polarization Phenomena in Small-Angle Photoproduction of e+e- Pairs and the Gerasimov-Drell-Hearn Sum Rule

NUCLEAR REACTIONS 1H(polarized γ, e-e+), E < 1.2 GeV; calculated σ, asymmetries; deduced sum rule test.

doi: 10.1103/PhysRevC.57.312
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1998MA20      Nucl.Phys. A631, 765c (1998)

T.Mart, D.Kusno, C.Bennhold, L.Tiator, D.Drechsel

Photoproduction of the Hypertriton

NUCLEAR REACTIONS 3He(γ, X), E=1500-2200 MeV; calculated kaon production σ(θ); deduced hypertriton production features. Fadeev equations.

doi: 10.1016/S0375-9474(98)00106-7
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1998MA59      Nucl.Phys. A640, 235 (1998)

T.Mart, L.Tiator, D.Drechsel, C.Bennhold

Electromagnetic Production of the Hypertriton

NUCLEAR REACTIONS 3He(γ, K+), E=1500-2200 MeV; calculated hypernucleus production σ(θ); deduced Fermi motion effects, other reaction mechanism features. Impulse approximation.

doi: 10.1016/S0375-9474(98)00441-2
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1997DR01      Phys.Rev. C55, 424 (1997)

D.Drechsel, G.Knochlein, A.Metz, S.Scherer

Generalized Polarizabilities and the Spin-Averaged Amplitude in Virtual Compton Scattering Off the Nucleon

doi: 10.1103/PhysRevC.55.424
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1997DR05      Nucl.Phys. A623, 369c (1997)



doi: 10.1016/S0375-9474(97)00457-0
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1997HA26      Phys.Lett. 399B, 13 (1997)

O.Hanstein, D.Drechsel, L.Tiator

A Dispersion Theoretical Approach to the Threshold Amplitudes of Pion Photoproduction

NUCLEAR REACTIONS 1n(γ, π-), E=159.83-165 MeV; calculated σ(θ); 1H(γ, π0), E=151.69 MeV; 1n(γ, π0), E=151.65 MeV; calculated σ(θ), polarization observables vs θ. Dispersion approach to threshold amplitudes.

doi: 10.1016/S0370-2693(97)00272-4
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1997ME16      Z.Phys. A359, 165 (1997)

A.Metz, D.Drechsel

Generalized Polarizabilities of the Nucleon Studied in the Linear Sigma Model (II)

NUCLEAR STRUCTURE 1H, 1n; calculated vector polarizabilities; deduced anomaly contributions. Linear sigma model, virtual Compton scattering.

doi: 10.1007/s002180050384
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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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1996HA34      Phys.Lett. 385B, 45 (1996)

O.Hanstein, D.Drechsel, L.Tiator

The Position and the Residues of the Delta Resonance Pole in Pion Photoproduction

NUCLEAR REACTIONS 1H(γ, π0), E=333 MeV; analyzed parallel, perpendicular σ(θ) ratio. 1H(γ, π0), E ≤ 500 MeV; analyzed electric, magnetic 3, 3 multipoles ratio vs E; deduced Δ resonance pole position, residues. Fixed-t dispersion relations.

doi: 10.1016/0370-2693(96)00855-6
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1996HA35      Phys.Lett. 385B, 343 (1996)

H.-W.Hammer, Ulf.-G.Meissner, D.Drechsel

Dispersion-Theoretical Analysis of the Nucleon Electromagnetic Form Factors: Inclusion of time-like data

NUCLEAR STRUCTURE 1H, 1n; analyzed electromagnetic form factor data; deduced perturbative, nonperturbative regime separation scale parameter. Time-like region included.

doi: 10.1016/0370-2693(96)00865-9
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1996HA42      Phys.Lett. 367B, 323 (1996)

H.-W.Hammer, Ulf.-G.Meissner, D.Drechsel

The Strangeness Radius and Magnetic Moment of the Nucleon Revisted

doi: 10.1016/0370-2693(95)01409-8
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1996ME04      Nucl.Phys. A596, 367 (1996)

P.Mergell, Ulf.-G.Meissner, D.Drechsel

Dispersion-Theoretical Analysis of the Nucleon Electromagnetic Form Factors

NUCLEAR STRUCTURE 1H; calculated radii, structure function ratio, magnetic form factor. 1n; calculated radii. Dispersion theory, unitarity, perturbative QCD.

doi: 10.1016/0375-9474(95)00399-1
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1996ME19      Z.Phys. A356, 351 (1996)

A.Metz, D.Drechsel

Generalized Polarizabilities of the Nucleon Studied in the Linear Sigma Model

NUCLEAR STRUCTURE 1H, 1n; calculated scalar polarizabilities. Linear σ model, one-loop approximation.

doi: 10.1007/s002180050188
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1995HA41      Z.Phys. A353, 321 (1995)

H.-W.Hammer, D.Drechsel

Parity Violating Pion Electroproduction Off the Nucleon

doi: 10.1007/BF01292338
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1995KN02      Z.Phys. A352, 327 (1995)

G.Knochlein, D.Drechsel, L.Tiator

Photo- and Electroproduction of Eta Mesons

NUCLEAR REACTIONS 1n, 1H(γ, X), E not given; calculated eta production σ. Electroproduction also included. Effective lagrangian approach.

1994DR09      Z.Phys. A349, 177 (1994)

D.Drechsel, L.V.Filkov

Compton Scattering on the Pion and Radiative Pion Photoproduction from the Proton

NUCLEAR REACTIONS 1H(γ, π+), (γ, π-), E=high; calculated backward to forward scattering ratio; deduced pion polarizabilities role in pion photoproduction.

doi: 10.1007/BF01291177
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1993DR10      Few-Body Systems 15, 99 (1993)

D.Drechsel, M.M.Giannini

The Drell-Hearn-Gerasimov Sum Rule and the Constituent Quark Model

doi: 10.1007/BF01076427
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1992DR01      J.Phys.(London) G18, 449 (1992)

D.Drechsel, L.Tiator

Threshold Pion Photoproduction on Nucleons

NUCLEAR REACTIONS 1H(γ, π+), (γ, π0), 1n(γ, π-), (γ, π0), E ≈ threshold; calculated σ(E). 1H(γ, π+), E=149.1 MeV; calculated σ(θ). Reviewed other reaction data.

doi: 10.1088/0954-3899/18/3/004
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1991SC11      Nucl.Phys. A526, 733 (1991)

S.Scherer, D.Drechsel

Pion Photoproduction in the Skyrme Model and Low-Energy Theorems

NUCLEAR REACTIONS 1H(γ, π+), (γ, π0), 1n(γ, π-), (γ, π0), E not given; calculated electric dipole pion photoproduction amplitude. Skyrme model.

doi: 10.1016/0375-9474(91)90441-8
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1989BR01      Z.Phys. A332, 51 (1989)

R.Brockmann, D.Drechsel, J.Frank, P.-G.Reinhard

Quasi-Free Electron Scattering in a Relativistic Model of the Nucleus

NUCLEAR REACTIONS 40Ca, 208Pb, 238U(e, e'), E not given; calculated response functions. Relativistic model.

1988TI06      Nucl.Phys. A485, 565 (1988)

L.Tiator, J.Vesper, D.Drechsel, N.Ohtsuka, L.E.Wright

Photoproduction of π+ from 14N in the Δ(1232) Region

NUCLEAR REACTIONS 14N(γ, π+), E=200-400 MeV; calculated σ(θ); deduced reaction mechanism. Extended isobar doorway model.

doi: 10.1016/0375-9474(88)90553-2
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1987FE05      Nucl.Phys. A468, 301 (1987)

E.Fein, D.Drechsel, M.Cavinato, M.Marangoni, A.M.Saruis

Giant Resonance Studies using the Reaction (e, e'γ)

NUCLEAR REACTIONS 12C(γ, γ), E at 60 MeV/c; calculated scalar polarizability. 12C(γ, X), E=15-60 MeV; calculated photoabsorption σ(E). 12C(γ, γ), E=12-35 MeV; calculated σ(θ), σ(E, θ). 12C(e, e'γ), E=300, 400, 800 MeV; calculated σ(E(e'), θ(e')), partial σ(θ(e')). RPA wave functions, Skyrme forces.

doi: 10.1016/0375-9474(87)90519-7
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1987VE03      Nucl.Phys. A466, 652 (1987)

J.Vesper, D.Drechsel, N.Ohtsuka

Elastic and Inelastic Photon Scattering on 12C and 16O in the Δ-Resonance Region

NUCLEAR REACTIONS 12C, 16O(γ, γ), (γ, γ'), E ≤ 400 MeV; calculated σ(θ), σ(E, θ), structure functions. Isobar doorway approach.

doi: 10.1016/0375-9474(87)90461-1
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1985CA32      Nucl.Phys. A444, 13 (1985)

M.Cavinato, D.Drechsel, E.Fein, M.Marangoni, A.M.Saruis

Collective Excitations in 12C(e, e'p0) and 12C(e, e'n0) Reactions at Low Momentum Transfer

NUCLEAR REACTIONS 12C(e, e'p), (e, e'n), E=126 MeV; calculated σ(E(e'), θ(e'), θp), σ(E(e'), θ(e'), θn). Self-consisent RPA, Skyrme forces, continuum model.

doi: 10.1016/0375-9474(85)90289-1
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1985VE09      Phys.Lett. 159B, 233 (1985)

J.Vesper, N.Ohtsuka, L.Tiator, D.Drechsel

Inelastic Photon Scattering in the Delta-Hole Approach

NUCLEAR REACTIONS 12C(γ, γ), (γ, γ'), E ≈ 175-375 MeV; calculated σ(θ) vs E. 12C(γ, γ), (γ, γ'), E=325 MeV; calculated σ(θ). Resonant isobar excitation, nonresonant background.

doi: 10.1016/0370-2693(85)90241-2
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1984CA22      Nucl.Phys. A423, 376 (1984)

M.Cavinato, D.Drechsel, E.Fein, M.Marangoni, A.M.Saruis

Continuum RPA Correlations in Quasielastic Electron Scattering from 12C Decay on (e, e'p) and (e, e'n) Reaction Channels

NUCLEAR REACTIONS 12C(e, e'), (e, e'p), (e, e'n), E not given; calculated longitudinal, transverse response functions, form factors. Self-consistent continuum RPA theory.

doi: 10.1016/0375-9474(84)90030-7
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1984DR07      Phys.Lett. 148B, 413 (1984)

D.Drechsel, L.Tiator

Photoproduction of Pions in the Constituent Quark Model

NUCLEAR STRUCTURE 1n, 1H, 3H, 3He; calculated isocalar, isovector charges, anomalous μ. Constituent quark model.

NUCLEAR REACTIONS 1H(γ, π+), (γ, π0), 1n(γ, π-), (γ, π0), E ≈ threshold; calculated dipole pion photoproduction amplitudes. Constituent quark model.

doi: 10.1016/0370-2693(84)90728-7
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1983BE08      Phys.Lett. 122B, 1 (1983)

M.Beyer, D.Drechsel, M.M.Giannini

The Pair Current in the Constituent Quark Model

NUCLEAR STRUCTURE 3He, 3H; calculated charge form factors. Quark model, relativistic pair current.

doi: 10.1016/0370-2693(83)91156-5
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1983CA17      Phys.Lett. 127B, 295 (1983)

M.Cavinato, D.Drechsel, E.Fein, M.Marangoni, A.M.Saruis

Resonance and Quasi-Free Electron Scattering on 12C in Self-Consistent RPA Theory

NUCLEAR REACTIONS 12C(e, e'), E=148.5 MeV; calculated σ(E(e'), θ(e')). Self-consistent RPA, Skyrme forces, giant resonance, quasifree scattering effects.

doi: 10.1016/0370-2693(83)91003-1
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1983DR12      Nuovo Cim. 76A, 388 (1983)


Contributions of Internal Nucleon Structure to the Nuclear Charge and Current Operators

NUCLEAR STRUCTURE 2H; calculated magnetic form factor. 3He, 3H; calculated charge form factors. Relativistic pair current, nucleon isobar contributions, quark model.

doi: 10.1007/BF02833735
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1982DR01      Phys.Lett. 108B, 159 (1982)

D.Drechsel, L.Tiator, M.Beyer, M.M.Giannini

Nucleon Polarization and the Nuclear Charge Operator

NUCLEAR STRUCTURE 3He; calculated charge form factor. Impulse approximation, two-body contributions.

doi: 10.1016/0370-2693(82)91165-0
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1981AU02      Nucl.Phys. A364, 81 (1981)

S.Aufleger, D.Drechsel

Two-Body Photodisintegration of 3He with Realistic Bound-State Wave Functions

NUCLEAR REACTIONS 3He(γ, p), E=7-15 MeV; calculated σ(θ), σ(total). Realistic bound state wave functions.

doi: 10.1016/0375-9474(81)90434-6
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1981HA07      Nucl.Phys. A352, 413 (1981)

Ch.Hajduk, P.U.Sauer, H.Arenhovel, D.Drechsel, M.M.Giannini

On the Contribution of the Δ -Isobar to the Charge Form Factor of 3He

NUCLEAR STRUCTURE 3He; calculated charge form factor. Faddeev equations, Δ-isobar.

doi: 10.1016/0375-9474(81)90420-6
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1981TI01      Nucl.Phys. A360, 208 (1981)

L.Tiator, D.Drechsel

Coincidence Cross Sections for Coherent Pion Electroproduction on 3He and 3H

NUCLEAR REACTIONS 3He(e, e'π+), 3H(e, e'π-), E=250-400 MeV; calculated σ(θ(e), θ(π), Et), σ(θ(e), θ(π), E(3He)), σ(θ(π), E), σ(π-)/σ(π+); 3He(e, t), E=200 MeV; calculated σ(Et, θt). Faddeev wave functions, Reid soft-core potential.

doi: 10.1016/0375-9474(81)90143-3
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1980TI01      Nucl.Phys. A333, 343 (1980)

L.Tiator, A.K.Rej, D.Drechsel

Fermi Motion and Off-Shell Effects in the Reaction 3He(γ, π+)3H

NUCLEAR REACTIONS 3He(γ, π+), E=220-400 MeV; calculated σ(E, θ). Impulse approximation, Faddeev solutions, realistic interactions.

doi: 10.1016/0375-9474(80)90101-3
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1980TO11      Nucl.Phys. A348, 157 (1980)

V.Tornow, G.Orlandini, M.Traini, D.Drechsel, H.Arenhovel

A Study of Electronuclear Sum Rules in Light and Medium-Weight Nuclei

NUCLEAR STRUCTURE 4He, 16O, 40Ca; calculated dipole polarizabilities, electronuclear EWSR. Realistic, effective forces, exact, RPA wave functions.

doi: 10.1016/0375-9474(80)90332-2
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1979GI08      Phys.Lett. 88B, 13 (1979)

M.M.Giannini, D.Drechsel, H.Arenhovel, V.Tornow

The Charge Form Factor of Three-Nucleon Systems and the Polarization of the Bound Nucleon

NUCLEAR STRUCTURE 3H, 3He; calculated charge form factor. Impulse approximation, diagonal, nondiagonal isobar contributions, meson exchange effects.

doi: 10.1016/0370-2693(79)90102-3
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1979PF02      Z.Phys. A292, 375 (1979)

H.Pfeiffer, P.-G.Reinhard, D.Drechsel

A Model Study of Hartree-Fock and Linear Response in Coordinate Space

NUCLEAR STRUCTURE 60,62Ni; calculated Coulomb radius, isotopic differences of charge density distributions. Hartree-Fock, linear response equation methods.

doi: 10.1007/BF01546436
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1979RE02      Z.Phys. A290, 85 (1979)

P.-G.Reinhard, D.Drechsel

Ground State Correlations and the Nuclear Charge Distribution

NUCLEAR STRUCTURE Ca, Fe, Ni, Zn; calculated influence of ground state correlations on moments of radial charge distribution. Sum rule approach, generator coordinate model; deduced connection with isotopic, isotonic dependence of moments.

doi: 10.1007/BF01408483
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