NSR Query Results
Output year order : Descending NSR database version of April 24, 2024. Search: Author = A.Gardestig Found 15 matches. 2007GA32 Phys.Rev. C 76, 014005 (2007) A.Gardestig, K.Kubodera, F.Myhrer Comparison of the heavy-fermion and Foldy-Wouthuysen formalisms at third order
doi: 10.1103/PhysRevC.76.014005
2006GA01 Phys.Rev. C 73, 014002 (2006) Using chiral perturbation theory to extract the neutron-neutron scattering length from π-d → nnγ NUCLEAR REACTIONS 2H(π-, nγ), E at rest; calculated neutron spectra, dependence on neutron-neutron scattering length. Chiral perturbation theory, theoretical uncertainties discussed.
doi: 10.1103/PhysRevC.73.014002
2006GA08 Phys.Rev. C 73, 024002 (2006) A.Gardestig, D.R.Phillips, Ch.Elster Near-threshold NN → dπ reaction in chiral perturbation theory NUCLEAR REACTIONS 1H(n, π0), E ≈ threshold; calculated σ. Chiral perturbation theory.
doi: 10.1103/PhysRevC.73.024002
2006GA20 Phys.Rev.Lett. 96, 232301 (2006) How Low-Energy Weak Reactions Can Constrain Three-Nucleon Forces and the Neutron-Neutron Scattering Length NUCLEAR REACTIONS 2H(π-, 2n), E not given; calculated Gamow-Teller matrix elements, neutron spectra; deduced neutron-neutron scattering length.
doi: 10.1103/PhysRevLett.96.232301
2006GA22 Phys.Rev. C 74, 017001 (2006) Chiral O(Q4) two-body operators for s-wave pion photoproduction on the NN system
doi: 10.1103/PhysRevC.74.017001
2006NO08 Phys.Lett. B 639, 465 (2006) A.Nogga, A.C.Fonseca, A.Gardestig, C.Hanhart, C.J.Horowitz, G.A.Miller, J.A.Niskanen, U.van Kolck Realistic few-body physics in the dd → απ0 NUCLEAR REACTIONS 2H(d, π0), E=293 MeV; calculated σ, related matrix elements. Effective field theory with four-body theory.
doi: 10.1016/j.physletb.2006.04.058
2004GA22 Phys.Rev. C 69, 044606 (2004) A.Gardestig, C.J.Horowitz, A.Nogga, A.C.Fonseca, C.Hanhart, G.A.Miller, J.A.Niskanen, U.van Kolck Survey of charge symmetry breaking operators for dd → απ0 NUCLEAR REACTIONS 2H(d, π0), E=228.5, 231.8 MeV; calculated pion production total σ, charge symmetry breaking amplitudes; deduced reaction mechanism features. Effective field theory approach.
doi: 10.1103/PhysRevC.69.044606
2003ST16 Phys.Rev.Lett. 91, 142302 (2003) E.J.Stephenson, A.D.Bacher, C.E.Allgower, A.Gardestig, C.M.Lavelle, G.A.Miller, H.Nann, J.Olmsted, P.V.Pancella, M.A.Pickar, J.Rapaport, T.Rinckel, A.Smith, H.M.Spinka, U.van Kolck Observation of the Charge Symmetry Breaking d + d → 4He + π0 Reaction Near Threshold NUCLEAR REACTIONS 2H(d, π0), (d, 2γ), E=228.5, 231.8 MeV; measured missing mass spectra, pion production total σ; deduced charge symmetry breaking features.
doi: 10.1103/PhysRevLett.91.142302
2000FA22 Phys.Lett. 496B, 185 (2000) G.Faldt, A.Gardestig, C.Wilkin Production of Isoscalar Pion Pairs in the pd → 3Heππ Reaction Near Threshold NUCLEAR REACTIONS 2H(p, 2π0), (p, π+π-), E=477, 546 MeV; calculated σ, effective mass distributions. Two-step model, virtual pion beam.
doi: 10.1016/S0370-2693(00)01296-X
2000GA17 Phys.Lett. 479B, 144 (2000) Multi-Pion Production in the dd → αX Reaction NUCLEAR REACTIONS 2H(d, αX), E=1.9, 2.2, 2.4 GeV; calculated four-pion missing mass distributions; deduced reaction mechanism features. Comparison with data.
doi: 10.1016/S0370-2693(00)00326-9
1999DO33 Phys.Rev.Lett. 83, 5246 (1999) D.Dobrokhotov, G.Faldt, A.Gardestig, C.Wilkin Has Charge Symmetry Breaking Been Observed in the dd → απ0 Reaction ? NUCLEAR REACTIONS 2H(d, γ), (d, π0), E=1100 MeV; calculated missing mass distributions, σ(θ); deduced possible background effect in charge symmetry breaking measurements.
doi: 10.1103/PhysRevLett.83.5246
1999GA17 Phys.Rev. C59, 2608 (1999) A.Gardestig, G.Faldt, C.Wilkin Structure in Two-Pion Production in the dd → αX Reaction NUCLEAR REACTIONS 2H(polarized d, αX), E=0.8-1.9 GeV; calculated σ(Eα, θ), analyzing powers, two-pion production features. Semiclassical approach, paired NN reactions.
doi: 10.1103/PhysRevC.59.2608
1999WU02 Phys.Lett. 445B, 423 (1999) R.Wurzinger, O.Bing, M.Boivin, P.Courtat, G.Faldt, R.Gacougnolle, A.Gardestig, F.Hibou, Y.Le Bornec, J.M.Martin, F.Plouin, B.Tatischeff, C.Wilkin, N.Willis, J.Yonnet, A.Zghiche Study of the ABC Enhancement in the dd → αX0 Reaction NUCLEAR REACTIONS 2H(polarized d, αX), E=1116.7-1127 MeV; measured missing mass spectra, analyzing powers vs alpha momentum; deduced two-pion production features.
doi: 10.1016/S0370-2693(98)01464-6
1998GA10 Phys.Lett. 421B, 41 (1998) A.Gardestig, G.Faldt, C.Wilkin An Explanation of the ABC Enhancement in the dd → αX Reaction at Intermediate Energies NUCLEAR REACTIONS 2H(d, αX), E=1250 MeV; calculated σ(Eα, θ); deduced pion production role. Comparison with data.
doi: 10.1016/S0370-2693(98)00002-1
1997GA03 Z.Phys. A357, 101 (1997) Threshold Production of the Hypertriton NUCLEAR REACTIONS 2H(p, X), E ≈ threshold; calculated hypertriton, (dΛK+) production associated σ(θ). Two-step model.
doi: 10.1007/s002180050220
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