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NSR database version of April 25, 2024.

Search: Author = A.Wirzba

Found 24 matches.

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2014WI03      Nucl.Phys. A928, 116 (2014)

A.Wirzba

Electric dipole moments of the nucleon and light nuclei

NUCLEAR STRUCTURE 2H; calculated electric dipole moment, compared with other calculations.

doi: 10.1016/j.nuclphysa.2014.04.003
Citations: PlumX Metrics

2013BS01      Eur.Phys.J. A 49, 31 (2013)

J.Bsaisou, C.Hanhart, S.Liebig, U.-G.Meissner, A.Nogga, A.Wirzba

The electric dipole moment of the deuteron from the QCD Θ-term

NUCLEAR STRUCTURE 2H; calculated electric dipole moment using effective field theory with QCD θ-term.

doi: 10.1140/epja/i2013-13031-x
Citations: PlumX Metrics

2008ME05      Eur.Phys.J. A 36, 37 (2008)

U.-G.Meissner, A.M.Rakhimov, A.Wirzba, U.T.Yakhshiev

Neutron-proton mass difference in finite nuclei and the Nolen-Schiffer anomaly

NUCLEAR STRUCTURE 1n, 1H; calculated radii, μ, free and in-matter masses and mass difference. Medium modified Skyrme model.

doi: 10.1140/epja/i2008-10571-0
Citations: PlumX Metrics

2007HA39      Phys.Lett. B 650, 354 (2007)

C.Hanhart, A.Wirzba

Remarks on NN → NNπ beyond leading order

doi: 10.1016/j.physletb.2007.05.038
Citations: PlumX Metrics

2007ME05      Eur.Phys.J. A 31, 357 (2007)

U.-G.Meissner, A.M.Rakhimov, A.Wirzba, U.T.Yakhshiev

Neutron-proton mass difference in nuclear matter

doi: 10.1140/epja/i2006-10274-6
Citations: PlumX Metrics

2007ME22      Eur.Phys.J. A 32, 299 (2007)

U.-G.Meissner, A.M.Rakhimov, A.Wirzba, U.T.Yakhshiev

Neutron-proton mass difference in isospin-asymmetric nuclear matter

NUCLEAR STRUCTURE 1n, 1H; calculated radii, μ, free and in-matter masses.

doi: 10.1140/epja/i2007-10390-9
Citations: PlumX Metrics

2005YA08      Phys.Rev. C 71, 034007 (2005)

U.T.Yakhshiev, Ulf.-G.Meissner, A.Wirzba, A.M.Rakhimov, M.M.Musakhanov

Nucleon-nucleon potential in finite nuclei

NUCLEAR STRUCTURE 12C, 40Ca; calculated deformation parameters, medium modification of residual nucleon-nucleon potential. Skyrme model.

doi: 10.1103/PhysRevC.71.034007
Citations: PlumX Metrics

2003WI15      Eur.Phys.J. A 18, 507 (2003)

A.Wirzba, Ulf.-G.Meissner, J.A.Oller

In-medium chiral perturbation theory

doi: 10.1140/epja/i2002-10271-9
Citations: PlumX Metrics

2003YA02      Eur.Phys.J. A 16, 569 (2003)

U.T.Yakhshiev, U.-G.Meissner, A.Wirzba

Electromagnetic form factors of bound nucleons revisited

NUCLEAR STRUCTURE 1n, 1H, 4He; calculated free and bound nucleon form factors. Modified Skyrme model.

doi: 10.1140/epja/i2002-10121-x
Citations: PlumX Metrics

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
Citations: PlumX Metrics

2002NA13      Nucl.Phys. A703, 306 (2002)

M.Napsuciale, A.Wirzba, M.Kirchbach

Instantons as Unitary Spin Maker

doi: 10.1016/S0375-9474(01)01338-0
Citations: PlumX Metrics

2002YA05      Nucl.Phys. A700, 403 (2002)

U.T.Yakhshiev, M.M.Musakhanov, A.M.Rakhimov, U.-G.Meissner, A.Wirzba

Nucleon Deformation in Finite Nuclei

NUCLEAR STRUCTURE 12C, 16O, 40Ca, 56Fe, 198Au, 208Pb; calculated nucleon deformation features. Skyrme model.

doi: 10.1016/S0375-9474(01)01330-6
Citations: PlumX Metrics

2000RH01      Nucl.Phys. A676, 273 (2000)

M.Rho, E.Shuryak, A.Wirzba, I.Zahed

Generalized Mesons in Dense QCD

doi: 10.1016/S0375-9474(00)00190-1
Citations: PlumX Metrics

1997KI06      Nucl.Phys. A616, 648 (1997)

M.Kirchbach, A.Wirzba

In-Medium Chiral Perturbation Theory and Pion Weak Decay in the Presence of Background Matter

doi: 10.1016/S0375-9474(97)00008-0
Citations: PlumX Metrics

1996KI10      Nucl.Phys. A604, 395 (1996)

M.Kirchbach, A.Wirzba

Deriving the Quark Condensate within a Finite Fermi System from the Generating Functional of Chiral Perturbation Theory

doi: 10.1016/0375-9474(96)00154-6
Citations: PlumX Metrics

1995TH02      Nucl.Phys. A589, 633 (1995)

V.Thorsson, A.Wirzba

S-Wave Meson-Nucleon Interactions and the Meson Mass in Nuclear Matter from Chiral Effective Lagrangians

doi: 10.1016/0375-9474(95)00166-X
Citations: PlumX Metrics

1994TH06      Nucl.Phys. A575, 623 (1994)

G.L.Thomas, N.N.Scoccola, A.Wirzba

Dibaryons as Axially Symmetric Skyrmions

doi: 10.1016/0375-9474(94)90160-0
Citations: PlumX Metrics

1989WI20      Phys.Rev. C40, 2745 (1989)

A.Wirzba, H.Toki, E.R.Siciliano, M.B.Johnson, R.Gilman

Pion Double Charge Exchange in the Δ33 Resonance Region

NUCLEAR REACTIONS 18O(π+, π+), (π-, π-), E=164 MeV; 16,18O(π+, π-), E=164 MeV; calculated σ(θ).

doi: 10.1103/PhysRevC.40.2745
Citations: PlumX Metrics

1987WI04      Phys.Lett. 188B, 6 (1987)

A.Wirzba, W.Weise

The E2/M1 Transition Ratio for γN → Δ(1232) in a Modified Skyrme Model

NUCLEAR REACTIONS 1n, 1H(γ, X), E not given; calculated E2/M1 transition ratio. Modified Skyrme model.

doi: 10.1016/0370-2693(87)90695-2
Citations: PlumX Metrics

1986GI13      Phys.Rev. C34, 1895 (1986)

R.Gilman, H.T.Fortune, M.B.Johnson, E.R.Siciliano, H.Toki, A.Wirzba, B.A.Brown

Nuclear-Structure Aspects of Nonanalog Pion Double Charge Exchange

NUCLEAR REACTIONS 12C, 16O, 24Mg, 28Si, 32S, 40,44Ca, 56Fe(π+, π-), E=100-300 MeV; calculated σ(θ) vs E. Nonanalog double charge exchange.

doi: 10.1103/PhysRevC.34.1895
Citations: PlumX Metrics

1985GI06      Phys.Rev. C32, 349 (1985)

R.Gilman, H.T.Fortune, M.B.Johnson, E.R.Siciliano, H.Toki, A.Wirzba

Nonanalog Pion Double Charge Exchange through the Δ33-Nucleon Interaction

NUCLEAR REACTIONS 16O(π+, π-), E=80-320 MeV; calculated σ(θ) vs θ; deduced reaction mechanism. Pion double charge exchange intermediate processes.

doi: 10.1103/PhysRevC.32.349
Citations: PlumX Metrics

1984JO01      Phys.Rev.Lett. 52, 593 (1984)

M.B.Johnson, E.R.Siciliano, H.Toki, A.Wirzba

Δ33 Dynamics in Pion Double Charge Exchange

NUCLEAR REACTIONS 18O(π+, π-), E=100-300 MeV; calculated σ(θ=0°) vs E. Direct meson-isobar interactions, Klein-Gordon equation.

doi: 10.1103/PhysRevLett.52.593
Citations: PlumX Metrics

1983SC39      Phys.Lett. 132B, 269 (1983)

B.Schwesinger, A.Wirzba, G.E.Brown

Double-Δ Excitation in Pion Absorption on 4He

NUCLEAR REACTIONS 4He(π-, 4p), (π+, 4n), E=200-1200 MeV; calculated σ(E); deduced double isobar excitation mechanism role.

doi: 10.1016/0370-2693(83)90305-2
Citations: PlumX Metrics

1982BR32      Phys.Lett. 118B, 39 (1982)

G.E.Brown, H.Toki, W.Weise, A.Wirzba

Double-Δ(1232) Formation in Pion-Nucleus Absorption

NUCLEAR REACTIONS 27Al(π+, p), (π-, p), E=220 MeV; 181Ta, Ni(π+, p), (π-, p), E=160, 220 MeV; calculated proton yield ratio following pion absorption; deduced double isobar role in absorption process.

doi: 10.1016/0370-2693(82)90597-4
Citations: PlumX Metrics

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