NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = J.A.McGovern Found 28 matches. 2022LI18 Phys.Rev.Lett. 128, 132502 (2022) X.Li, M.W.Ahmed, A.Banu, C.Bartram, B.Crowe, E.J.Downie, M.Emamian, G.Feldman, H.Gao, D.Godagama, H.W.Griesshammer, C.R.Howell, H.J.Karwowski, D.P.Kendellen, M.A.Kovash, K.K.H.Leung, D.M.Markoff, J.A.McGovern, S.Mikhailov, R.E.Pywell, M.H.Sikora, J.A.Silano, R.S.Sosa, M.C.Spraker, G.Swift, P.Wallace, H.R.Weller, C.S.Whisnant, Y.K.Wu, Z.W.Zhao Proton Compton Scattering from Linearly Polarized Gamma Rays NUCLEAR REACTIONS 1H(polarized γ, γ'), E=83.4 MeV; measured reaction products, Eγ, Iγ; deduced σ(θ), electromagnetic dipole polarizabilities of the proton. The High Intensity Gamma-Ray Source facility at the Triangle Universities Nuclear Laboratory.
doi: 10.1103/PhysRevLett.128.132502
2021ME07 Eur.Phys.J. A 57, 81 (2021) J.A.Melendez, R.J.Furnstahl, H.W.Griesshammer, J.A.McGovern, D.R.Phillips, M.T.Pratola Designing optimal experiments: an application to proton Compton scattering
doi: 10.1140/epja/s10050-021-00382-2
2020GR16 Few-Body Systems 61, 48 (2020) H.W.Griesshammer, J.A.McGovern, A.Nogga, D.R.Phillips Scattering Observables from One- and Two-body Densities: Formalism and Application to γ 3He Scattering
doi: 10.1007/s00601-020-01578-w
2018GR05 Eur.Phys.J. A 54, 37 (2018) H.W.Griesshammer, J.A.McGovern, D.R.Phillips Comprehensive study of observables in Compton scattering on the nucleon NUCLEAR REACTIONS 1H(γ, γ'), E=0-E(Δ(1232)); calculated, analyzed σ, asymmetry, polarized beams or targets using ChEFT (Chiral Effective Field Theory) (complete at N4LO at photon energies close to pion mass, in the resonance region complete at NLO); deduced asymmetry sensitivity to ill-determined combinations of proton spin polarizabilities.
doi: 10.1140/epja/i2018-12467-8
2018MA42 Eur.Phys.J. A 54, 125 (2018) A.Margaryan, B.Strandberg, H.W.Griesshammer, J.A.McGovern, D.R.Phillips, D.Shukla Elastic Compton scattering from 3He and the role of the Delta NUCLEAR REACTIONS 3He(γ, γ), E=50-120 MeV; calculated elastic Compton scattering σ, σ(θ), beam asymmetry, double asymmetry resulting from circularly polarized photons and longitudinally or transversely polarized target using Chiral Effective Field Theory with explicit Δ(1232) degree of freedom; deduced corrections to N2LO results (without explicit Δ). Compared observables for p, n and d targets.
doi: 10.1140/epja/i2018-12554-x
2016GR05 Eur.Phys.J. A 52, 139 (2016) H.W.Griesshammer, J.A.McGovern, D.R.Phillips Nucleon polarisabilities at and beyond physical pion masses NUCLEAR STRUCTURE 1n, 1H; calculated nucleon polarizability vs pion mass using chiral effective field theory.
doi: 10.1140/epja/i2016-16139-5
2014LE06 Phys.Rev. C 89, 032202 (2014) Proton polarizabilities from Compton data using covariant chiral effective field theory NUCLEAR REACTIONS 1H(γ, γ), E<200 MeV; calculated σ(E) for Compton scattering using covariant baryon chiral effective field theory; deduced chiral parameters, spin-independent electromagnetic polarizabilities of the proton. Comparison with experimental data.
doi: 10.1103/PhysRevC.89.032202
2014MY06 Phys.Rev.Lett. 113, 262506 (2014) L.S.Myers, J.R.M.Annand, J.Brudvik, G.Feldman, K.G.Fissum, H.W.Griesshammer, K.Hansen, S.S.Henshaw, L.Isaksson, R.Jebali, M.A.Kovash, M.Lundin, J.A.McGovern, D.G.Middleton, A.M.Nathan, D.R.Phillips, B.Schroder, S.C.Stave, for the COMPTON @ MAX-lab Collaboration Measurement of Compton Scattering from the Deuteron and an Improved Extraction of the Neutron Electromagnetic Polarizabilities NUCLEAR REACTIONS 2H(γ, γ), (γ, E), E=65-115 MeV; measured reaction products, Eγ, Iγ; deduced the isoscalar polarizabilities and reduced the statistical uncertainty on these quantities. Comparison with available data.
doi: 10.1103/PhysRevLett.113.262506
2013MC02 Eur.Phys.J. A 49, 12 (2013) J.A.McGovern, D.R.Phillips, H.W.Griesshammer Compton scattering from the proton in an effective field theory with explicit Delta degrees of freedom
doi: 10.1140/epja/i2013-13012-1
2012BI09 Eur.Phys.J. A 48, 120 (2012) Proton polarisability contribution to the Lamb shift in muonic hydrogen at fourth order in chiral perturbation theory ATOMIC PHYSICS 1H; calculated polarizability, form factor, Lamb shift using heavy-baryon chiral perturbation theory.
doi: 10.1140/epja/i2012-12120-8
2012LE14 Phys.Rev. C 86, 048201 (2012) V.Lensky, J.A.McGovern, D.R.Phillips, V.Pascalutsa Proton Compton scattering cross section in different variants of chiral effective field theory
doi: 10.1103/PhysRevC.86.048201
2006MC06 Phys.Rev. D 74, 097501 (2006) Convergence of the chiral expansion for the nucleon mass
doi: 10.1103/PhysRevD.74.097501
2005BE08 Nucl.Phys. A747, 311 (2005) S.R.Beane, M.Malheiro, J.A.McGovern, D.R.Phillips, U.van Kolck Compton scattering on the proton, neutron, and deuteron in chiral perturbation theory to O(Q4) NUCLEAR REACTIONS 1n, 1,2H(γ, γ'), E ≈ 40-200 MeV; calculated σ(θ). Chiral perturbation theory, comparison with data.
doi: 10.1016/j.nuclphysa.2004.09.068
2005BI01 Phys.Lett. B 605, 287 (2005) M.C.Birse, B.Krippa, J.A.McGovern, N.R.Walet Pairing in many-fermion systems: an exact renormalisation group treatment
doi: 10.1016/j.physletb.2004.11.044
2005KR02 Nucl.Phys. A749, 134c (2005) B.Krippa, M.C.Birse, N.R.Walet, J.A.McGovern Exact Renormalisation Group and pairing in many-fermion systems
doi: 10.1016/j.nuclphysa.2004.12.022
2004BI14 Phys.Rev. C 70, 054002 (2004) Effectiveness of effective field theory in peripheral nucleon-nucleon scattering NUCLEAR REACTIONS 1H(n, n), E ≈ 20-300 MeV; calculated short-range potentials, phase shifts, one-pion and two-pion exchange contributions. Effective field theory.
doi: 10.1103/PhysRevC.70.054002
2003BE40 Phys.Lett. B 567, 200 (2003); Erratum Phy.Lett. B 607, 320 (2005) S.R.Beane, M.Malheiro, J.A.McGovern, D.R.Phillips, U.van Kolck Nucleon polarizabilities from low-energy Compton scattering NUCLEAR REACTIONS 1,2H(γ, γ), E ≈ 40-200 MeV; analyzed σ(θ). 1n, 1H deduced polarizabilities.
doi: 10.1016/j.physletb.2003.06.040
2003KR04 Phys.Rev. C 67, 031301 (2003) B.Krippa, M.C.Birse, J.A.McGovern, N.R.Walet Off-shell effects and consistency of many-body treatments of dense matter
doi: 10.1103/PhysRevC.67.031301
2002AM10 Acta Phys.Hung.N.S. 16, 163 (2002) P.Amore, M.C.Birse, J.A.McGovern, N.R.Walet Colour Superconductivity in Finite Systems
doi: 10.1556/APH.16.2002.1-4.18
2001MC02 Phys.Rev. C63, 064608 (2001); Erratum Phys.Rev. C66, 039902 (2002) Compton Scattering from the Proton at Fourth Order in the Chiral Expansion NUCLEAR REACTIONS 1H(γ, γ'), E < 200 MeV; calculated σ(E, θ). Heavy baryon chiral perturbation theory, fourth-order expansion. Comparisons with data.
doi: 10.1103/PhysRevC.63.064608
2000KU10 Phys.Lett. 479B, 167 (2000) K.B.V.Kumar, J.A.McGovern, M.C.Birse Spin Polarisabilities of the Nucleon at NLO in the Chiral Expansion
doi: 10.1016/S0370-2693(00)00340-3
2000PE15 Phys.Rev. C61, 055209 (2000) S.Pepin, M.C.Birse, J.A.McGovern, N.R.Walet Nucleons or Diquarks: Competition between clustering and color superconductivity in quark matter
doi: 10.1103/PhysRevC.61.055209
1999BI24 Phys.Lett. 464B, 169 (1999) M.C.Birse, J.A.McGovern, K.G.Richardson A Renormalisation-Group Treatment of Two-Body Scattering
doi: 10.1016/S0370-2693(99)00991-0
1998WE08 Phys.Rev. C57, 3376 (1998) Self-Consistent Approach to the Wigner-Seitz Treatment of Soliton Matter
doi: 10.1103/PhysRevC.57.3376
1996BA12 J.Phys.(London) G22, 199 (1996) Magnetic Moments of the Octet Baryons in the Colour-Dielectric Model NUCLEAR STRUCTURE 1H, 1n; calculated scaled μ. Color dielectric model with pion, kaon loops, other baryons studied.
doi: 10.1088/0954-3899/22/2/005
1992MC04 Phys.Rev. D45, 2437 (1992) Neutron Electron Dipole Moment in Chiral Quark-Meson Models NUCLEAR MOMENTS 1n; calculated electric dipole moment. Chiral quark-meson models.
doi: 10.1103/PhysRevD.45.2437
1991MC06 Nucl.Phys. A533, 553 (1991) Proton-Neutron Mass Splitting in the Colour-Dielectric Model NUCLEAR STRUCTURE 1n, 1H; calculated mass difference. Colour-dielectric model.
doi: 10.1016/0375-9474(91)90533-C
1990MC01 Nucl.Phys. A506, 367 (1990) Strange Baryons in a Chiral Quark-Meson Model (I). SU(3)-Symmetric Model NUCLEAR STRUCTURE 1H, 1n; calculated μ. SU(3) symmetric model.
doi: 10.1016/0375-9474(90)90194-Q
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