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NSR database version of May 20, 2024.

Search: Author = H.Haberzettl

Found 46 matches.

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2022MA35      Phys.Rev. C 106, 015201 (2022)

M.Mai, M.Doring, C.Granados, H.Haberzettl, J.Hergenrather, Ulf-G.Meissner, D.Ronchen, I.Strakovsky, R.Workman, for the Julich-Bonn-Washington Collaboration

Coupled-channels analysis of pion and η electroproduction within the Julich-Bonn-Washington model

NUCLEAR REACTIONS 1H(γ, π0p), (γ, π+n), (γ, ηp), E=1.13-1.6 GeV; analyzed jointly pion and η electroproduction differential σ experimental data from CLAS, Jefferson Lab, OOPS-MIT, MAMI-AI, DESI, ELSA and other collaborations during 1971-2007 using dynamical coupled-channels model, based on the Julich-Bonn-Washington analysis of pion electroproduction data; deduced fitted results, and η multipoles for higher fixed values of Q2.

doi: 10.1103/PhysRevC.106.015201
Citations: PlumX Metrics

2021MA40      Phys.Rev. C 103, 065204 (2021)

M.Mai, M.Doring, C.Granados, H.Haberzettl, Ulf-G.Meissner, D.Ronchen, I.Strakovsky, R.Workman

Julich-Bonn-Washington model for pion electroproduction multipoles

NUCLEAR REACTIONS 1H(polarized e, e'π0)p, (polarized e, e'π+)n, E=1.13-1.6 GeV; analyzed a large number of data points for cross sections and angular distributions in SAID database from experiments at different laboratories such as CEBAF Jefferson laboratory, BATES-MIT, Mainz using Julich-Bonn-Washington model and MAID2007, ETA-MAID and KAON-MAID models for photo- and electroproduction of pions, etas, and kaons; deduced phenomenological parametrization of multipoles for the meson electroproduction multipoles associated with Δ(1232), N(1440), N(1520), and N(1535) resonances; assessed systematic uncertainties.

doi: 10.1103/PhysRevC.103.065204
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2017TI06      Phys.Rev. C 96, 025210 (2017)

L.Tiator, R.L.Workman, Y.Wunderlich, H.Haberzettl

Amplitude reconstruction from complete electroproduction experiments and truncated partial-wave expansions

doi: 10.1103/PhysRevC.96.025210
Citations: PlumX Metrics

2017WA34      Phys.Rev. C 96, 035206 (2017)

A.C.Wang, W.L.Wang, F.Huang, H.Haberzettl, K.Nakayama

Nucleon resonances in γp → K*+Λ

NUCLEAR REACTIONS 1H(γ, K*+Λ), E=1850-3850 MeV; analyzed high-precision differential σ(θ, E) data from the CLAS Collaboration at Jefferson National Accelerator facility using effective Lagrangian approach in the tree-level approximation; deduced model parameters in five different fits, total σ(E), and photon beam asymmetry.

doi: 10.1103/PhysRevC.96.035206
Citations: PlumX Metrics

2017WO01      Phys.Rev. C 95, 015206 (2017)

R.L.Workman, L.Tiator, Y.Wunderlich, M.Doring, H.Haberzettl

Amplitude reconstruction from complete photoproduction experiments and truncated partial-wave expansions

doi: 10.1103/PhysRevC.95.015206
Citations: PlumX Metrics

2016WA13      Phys.Rev. C 93, 045204 (2016)

X.-Y.Wang, J.He, H.Haberzettl

Analysis of recent CLAS data on Σ* (1385) photoproduction off a neutron target

NUCLEAR REACTIONS 1NN(γ, K+*(1385), E<2.5 GeV; analyzed cross section and σ(θ) data from CLAS and LEPS collaborations using effective Lagrangian approach including s-, u-, and t-channel Born-term contribution. Photoproduction of Σ*(1385) resonance.

doi: 10.1103/PhysRevC.93.045204
Citations: PlumX Metrics

2015BR16      Eur.Phys.J. A 51, 129 (2015)

W.J.Briscoe, M.Doring, H.Haberzettl, D.M.Manley, M.Naruki, Igor I.Strakovsky, E.S.Swanson

Physics opportunities with meson beams

doi: 10.1140/epja/i2015-15129-5
Citations: PlumX Metrics

2015HA27      Phys.Rev. C 92, 055503 (2015)

H.Haberzettl, X.-Y.Wang, J.He

Preserving local gauge invariance with t-channel Regge exchange

doi: 10.1103/PhysRevC.92.055503
Citations: PlumX Metrics

2015JA03      Phys.Rev. C 91, 065208 (2015)

B.C.Jackson, Y.Oh, H.Haberzettl, K.Nakayama

K-bar + N → K + Ξ reaction and S = -1 hyperon resonances

doi: 10.1103/PhysRevC.91.065208
Citations: PlumX Metrics

2015RO14      Eur.Phys.J. A 51, 70 (2015)

D.Ronchen, M.Doring, H.Haberzettl, J.Haidenbauer, U.-G.Meissner, K.Nakayama

Eta photoproduction in a combined analysis of pion- and photon-induced reactions

doi: 10.1140/epja/i2015-15070-7
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2014JA04      Phys.Rev. C 89, 025206 (2014)

B.C.Jackson, Y.Oh, H.Haberzettl, K.Nakayama

Model-independent aspects of the reaction K(bar) + N → K + Κ

doi: 10.1103/PhysRevC.89.025206
Citations: PlumX Metrics

2014RO13      Eur.Phys.J. A 50, 101 (2014), Erratum Eur.Phys.J. A 51, 63 (2015)

D.Ronchen, M.Doring, F.Huang, H.Haberzettl, J.Haidenbauer, C.Hanhart, S.Krewald, U.-G.Meissner, K.Nakayama

Photocouplings at the pole from pion photoproduction

NUCLEAR REACTIONS 1H(γ, π0), (γ, π+), E≈1.08-2.35 GeV; calculated, analyzed σ, σ(θ), beam asymmetry, target asymmetry using semi-phenomenological approach with dynamical CC model; deduced photocoupling resonance parameters from the fit to the data.

doi: 10.1140/epja/i2014-14101-3
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2013HU02      Phys.Rev. C 87, 054004 (2013)

F.Huang, H.Haberzettl, K.Nakayama

Combined analysis of η' production reactions: γN → η'N, NN → NNη', and πN → η'N

doi: 10.1103/PhysRevC.87.054004
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2013RO13      Eur.Phys.J. A 49, 44 (2013)

D.Ronchen, M.Doring, F.Huang, H.Haberzettl, J.Haidenbauer, C.Hanhart, S.Krewald, U.-G.Meissner, K.Nakayama

Coupled-channel dynamics in the reactions πN → πN, ηN, KΛ, KΣ

doi: 10.1140/epja/i2013-13044-5
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2012HA20      Phys.Rev. C 85, 064001 (2012)

H.Haberzettl, K.Nakayama

Gauge-invariant formulation of NN → NNγ

doi: 10.1103/PhysRevC.85.064001
Citations: PlumX Metrics

2012HU02      Phys.Rev. C 85, 054003 (2012)

F.Huang, M.Doring, H.Haberzettl, J.Haidenbauer, C.Hanhart, S.Krewald, U.-G.Meissner, K.Nakayama

Pion photoproduction in a dynamical coupled-channels model

doi: 10.1103/PhysRevC.85.054003
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2012NA08      Phys.Rev. C 85, 042201 (2012)

K.Nakayama, Y.Oh, H.Haberzettl

Model-independent determination of the parity of Ξ hyperons

doi: 10.1103/PhysRevC.85.042201
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2011HA27      Phys.Rev. C 83, 065502 (2011)

H.Haberzettl, F.Huang, K.Nakayama

Dressing the electromagnetic nucleon current

doi: 10.1103/PhysRevC.83.065502
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2011JO03      Phys.Rev. C 83, 054001 (2011)

A.Johansson, H.Haberzettl, K.Nakayama, C.Wilkin

Measurement and analysis of the pp → ppγ reaction at 310 MeV

NUCLEAR REACTIONS 1H(p, 2pγ), E=310 MeV; measured proton spectra, angular distribution of protons and bremsstrahlung photons, two-proton momenta, total σ, σ(Eγ, θ), proton-proton timing correlations, forward-backward symmetry. Comparison with Habersettl-Nakayama theoretical model. Promice-Wasa facility.

doi: 10.1103/PhysRevC.83.054001
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1914.

2009NA37      Phys.Rev. C 80, 051001 (2009)

K.Nakayama, H.Haberzettl

Interaction current in pp → ppγ

NUCLEAR REACTIONS p(p, pγ), E=190 MeV; analyzed σ(θ) and analyzing powers using gauge-invariant relativistic meson exchange model approach. Nucleon-nucleon bremsstrahlung reaction. Comparison with experimental data.

doi: 10.1103/PhysRevC.80.051001
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2007HA54      Phys.Rev. C 76, 058201 (2007)

H.Haberzettl, R.Workman

Time delay in a multichannel formalism

doi: 10.1103/PhysRevC.76.058201
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2007OH05      Nucl.Phys. A790, 498c (2007)

Y.Oh, H.Haberzettl, K.Nakayama

Photoproduction of Cascade Baryon

NUCLEAR REACTIONS 1H(γ, 2K+X), E≈2-5 GeV; calculated total σ for Ξ-production. Relativistic meson exchange model. Comparison with data.

doi: 10.1016/j.nuclphysa.2007.03.133
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2006HA43      Phys.Rev. C 74, 045202 (2006)

H.Haberzettl, K.Nakayama, S.Krewald

Gauge-invariant approach to meson photoproduction including the final-state interaction

NUCLEAR REACTIONS 1H(γ, π0), E=140-400 MeV; calculated σ. 1H(γ, π0), (γ, π+), 1n(γ, π-), E=180, 220, 340, 390 MeV; calculated σ(θ). Gauge-invariant approach, comparison with data.

doi: 10.1103/PhysRevC.74.045202
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2006NA11      Phys.Rev. C 73, 045211 (2006)

K.Nakayama, H.Haberzettl

Analyzing η' photoproduction data on the proton at energies of 1.5-2.3 GeV

NUCLEAR REACTIONS 1H(γ, pX), E=1.5-2.3 GeV; analyzed η' meson production σ, σ(θ); deduced resonance and mesonic current contributions.

doi: 10.1103/PhysRevC.73.045211
Citations: PlumX Metrics

2006NA23      Acta Phys.Slovaca 56, 237 (2006)

K.Nakayama, H.Haberzettl

Photo- and Hadro-production of η' meson

NUCLEAR REACTIONS 1H(γ, X), (p, X), E=high; analyzed η'-meson production σ(θ), σ. Relativistic meson exchange model.

2006NA29      Phys.Rev. C 74, 035205 (2006)

K.Nakayama, Y.Oh, H.Haberzettl

Photoproduction of Ξ off nucleons

NUCLEAR REACTIONS 1n, 1H(γ, 2K+X), (γ, 2K0X), (γ, K+K0X), E ≈ 2-5 GeV; calculated Ξ production σ, σ(θ).

doi: 10.1103/PhysRevC.74.035205
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2005TI03      Phys.Rev. C 71, 035203 (2005)

A.I.Titov, H.Ejiri, H.Haberzettl, K.Nakayama

Some aspects of Θ+ parity determination in the reaction γN → Θ+ (K-bar) → NK(K-bar)

NUCLEAR REACTIONS 1n, 1H(γ, K+K-), E ≈ threshold; calculated pentaquark production associated invariant mass spectra, spin observables. Implications for parity determination discussed.

doi: 10.1103/PhysRevC.71.035203
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2004NA19      Phys.Rev. C 69, 065212 (2004)

K.Nakayama, H.Haberzettl

Consistent analysis of the reactions γp → pη' and pp → ppη'

NUCLEAR REACTIONS 1H(γ, pX), E=1.49-2.44 GeV; 1H(p, p'X), E ≈ threshold; analyzed η' meson production σ(θ); deduced resonance energies, related features. Relativistic meson exchange model.

doi: 10.1103/PhysRevC.69.065212
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2001HA22      Nucl.Phys. A684, 475c (2001)

H.Haberzettl, C.Bennhold, T.Mart

Gauge-Invariant Description of Photo- and Electroproduction of Mesons with Extended Nucleons Applied to Kaon Production

NUCLEAR REACTIONS 1H(γ, K+), (e, e'K+), E=high; calculated hyperon production associated σ(θ). Gauge-invariant approach, off-shell form factors discussed. Comparisons with data.

doi: 10.1016/S0375-9474(01)00510-3
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2001LE40      Nucl.Phys. A695, 237 (2001)

F.X.Lee, T.Mart, C.Bennhold, H.Haberzettl, L.E.Wright

Quasifree Kaon Photoproduction on Nuclei

NUCLEAR REACTIONS 1n, 1H(γ, K+), (γ, K0), E=1.6-2.2 GeV; calculated hyperon production σ, σ(θ), asymmetry, recoil polarization. 12C(γ, K+X), (γ, K0X), E=1.4 GeV; calculated hyperon production σ(θ), Ay(θ), final-state interaction effects.

doi: 10.1016/S0375-9474(01)01098-3
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2001MA36      Nucl.Phys. A684, 502c (2001)

T.Mart, S.Sumowidagdo, D.Kusno, C.Bennhold, H.Haberzettl

Kaon Photoproduction on the Nucleon: Overview of some applications

doi: 10.1016/S0375-9474(01)00477-8
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2001MI31      Nucl.Phys. A691, 64c (2001)

K.Miyagawa, H.Yamamura, T.Mart, C.Bennhold, H.Haberzettl, W.Glockle

Electromagnetic K+ Production on the Deuteron with Hyperon Recoil Polarization

NUCLEAR REACTIONS 2H(γ, K+), E=1.3 GeV; 2H(e, e'K+), E=3.2 GeV; calculated σ(E), σ(θ), hyperon polarization.

doi: 10.1016/S0375-9474(01)01008-9
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2000HA44      Phys.Rev. C62, 034605 (2000)


Preserving the Gauge Invariance of Meson Production Currents in the Presence of Explicit Final-State Interactions

doi: 10.1103/PhysRevC.62.034605
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2000HA53      Phys.Rev.Lett. 85, 3576 (2000); Comment Phys.Rev.Lett. 87, 019101 (2001)


Pion Photo- and Electroproduction and the Partially Conserved Axial Current

doi: 10.1103/PhysRevLett.85.3576
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2000YA01      Phys.Rev. C61, 014001 (2000)

H.Yamamura, K.Miyagawa, T.Mart, C.Bennhold, H.Haberzettl, W.Glockle

Inclusive K+ and Exclusive K+Y Photoproduction on the Deuteron: Λ- and Σ-Threshold Phenomena

NUCLEAR REACTIONS 2H(γ, K+X), E=high; calculated hyperon production associated σ, σ(θ); deduced final state interaction effects.

doi: 10.1103/PhysRevC.61.014001
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1998HA32      Phys.Rev. C58, R40 (1998)

H.Haberzettl, C.Bennhold, T.Mart, T.Feuster

Gauge-Invariant Tree-Level Photoproduction Amplitudes with Form Factors

doi: 10.1103/PhysRevC.58.R40
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1997HA40      Phys.Rev. C56, 2041 (1997)


Gauge-Invariant Theory of Pion Photoproduction with Dressed Hadrons

doi: 10.1103/PhysRevC.56.2041
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1995HA01      Nucl.Phys. A582, 603 (1995)


Covariant Off-Shell Model for Dynamical Quark Confinement

doi: 10.1016/0375-9474(94)00467-2
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1994HA05      Phys.Rev. C49, 2142 (1994)


Relativistic Cluster Dynamics of Nucleons and Mesons. II. Formalism and Examples

doi: 10.1103/PhysRevC.49.2142
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1993GE05      Nucl.Phys. A561, 232 (1993)

K.Gebhardt, W.Jager, C.Jeitner, M.Vitz, E.Finckh, T.N.Frank, Th.Januschke, W.Sandhas, H.Haberzettl

Experimental and Theoretical Investigation of the 2H(n, nnp) Reaction and of the Neutron-Neutron Scattering Length

NUCLEAR REACTIONS 2H(n, np), E=10.3 MeV; measured σ(Ep, En1, En2, θ1, φ1, θ2, φ2); deduced neutron-neutron final-state interaction, scattering length. Faddeev calculation with charge-dependent modification of the Paris potential. Kinematically overdetermined experiment, C6D12 target.

doi: 10.1016/0375-9474(93)90152-N
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1993JA06      Phys.Rev. C47, 1401 (1993)

Th.Januschke, T.N.Frank, W.Sandhas, H.Haberzettl

Neutron-Deuteron Scattering Calculations with the Paris Potential using the W-Matrix Representation of the Two-Body Input

NUCLEAR REACTIONS 2H(polarized n, n), 1n(polarized d, d), E ≈ 10 MeV; calculated polarization observables. Alt-Grassberger-Sandhas approach, W-matrix representation of two-body input.

doi: 10.1103/PhysRevC.47.1401
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1991HA07      Phys.Rev. C43, 2895 (1991)

H.Haberzettl, U.Kerwath

Comment on ' Triton Model Calculation Test of the Bonn W-Matrix Rank-One Approximation '

NUCLEAR STRUCTURE A=3; analyzed binding energy discrepancies. W-matrix approach.

doi: 10.1103/PhysRevC.43.2895
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1989VO08      Phys.Rev. C40, 1923 (1989)

Chr.von Ferber, W.Sandhas, H.Haberzettl

Calculating Deuteron Photodisintegration Amplitudes using Nonsingular Scattering Equations

NUCLEAR REACTIONS 2H(γ, np), (polarized γ, np), E=20, 50, 100 MeV; calculated σ(θ), asymmetry vs θ. Linearly polarized beam.

doi: 10.1103/PhysRevC.40.1923
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1988FR17      Phys.Rev. C38, 1112 (1988)

T.N.Frank, H.Haberzettl, Th.Januschke, U.Kerwath, W.Sandhas

Neutron-Deuteron Breakup Calculations with W-Matrix Representation of the Two-Body Input

NUCLEAR REACTIONS 2H(n, np), E=13 MeV; calculated σ(θ1, θ2) vs arc length. W-matrix method.

doi: 10.1103/PhysRevC.38.1112
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1987BA67      Phys.Rev. C36, 1678 (1987)

E.A.Bartnik, H.Haberzettl, Th.Januschke, U.Kerwath, W.Sandhas

Neutron-Deuteron Scattering Calculations with W-Matrix Representation of the Two-Body Input

NUCLEAR STRUCTURE 3H; calculated binding energy; deduced parameter dependence. W-matrix representation.

NUCLEAR REACTIONS 2H(n, n), E ≤ 50 MeV; calculated phase shifts. 2H(n, n), E=2.45, 46.3 MeV; calculated σ(θ). W-matrix representation.

doi: 10.1103/PhysRevC.36.1678
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1979LI05      Phys.Lett. 82B, 39 (1979)

R.Lipperheide, H.Fiedeldey, H.Haberzettl, K.Naidoo

Determination of the Potential for Back-Angle Enhanced Elastic Heavy-Ion Scattering: Application to the Scattering of 16O on 28Si

NUCLEAR REACTIONS 28Si(16O, 16O), E=50, 55 MeV; calculated real, imaginary parts of potential used to fit σ(θ) by parameterizing scattering function with Regge pole, background term.

doi: 10.1016/0370-2693(79)90420-9
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