NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = M.J.Leitch Found 61 matches. 2007JO02 Phys.Rev. C 75, 035206 (2007) M.B.Johnson, B.Z.Kopeliovich, M.J.Leitch, P.L.McGaughey, J.M.Moss, I.K.Potashnikova, I.Schmidt Nuclear broadening of transverse momentum in Drell-Yan reactions
doi: 10.1103/PhysRevC.75.035206
2007LE04 Nucl.Phys. A782, 319c (2007) Quarkonia production in pp, p(d)A and AA Collisions
doi: 10.1016/j.nuclphysa.2006.10.035
2007LE10 Eur.Phys.J. A 31, 868 (2007) Latest results on the hot dense partonic matter at RHIC
doi: 10.1140/epja/i2006-10240-4
2007LE36 J.Phys.(London) G34, S453 (2007) RHIC results on J/ψ
doi: 10.1088/0954-3899/34/8/S34
2007VO09 J.Phys.(London) G34, S759 (2007) R.Vogt, C.Lourenco, M.J.Leitch Cold nuclear matter effects on J/ψ and ψ' production
doi: 10.1088/0954-3899/34/8/S90
2005LE27 Eur.Phys.J. C 43, 157 (2005) Quarkonium production in p-A collisions NUCLEAR REACTIONS 1H(p, X), 197Au(d, X), E(cm)=200 GeV/nucleon; C, Ca, Fe, W(d, X), E=high; analyzed J/ψ yields, nuclear medium effects, related data.
doi: 10.1140/epjc/s2005-02214-1
2004LE09 Eur.Phys.J. A 19, Supplement 1, 129 (2004) M.J.Leitch, for the E866/NuSea and PHENIX Collaborations J/Ψ and heavy-quark production in E866/FNAL and PHENIX NUCLEAR REACTIONS 1,2H, Be, W(p, X), 197Au(d, X), E=high; analyzed J/ψ and heavy-quark production data.
doi: 10.1140/epjad/s2004-03-020-2
2003CH78 Phys.Rev.Lett. 91, 211801 (2003) T.H.Chang, M.E.Beddo, C.N.Brown, T.A.Carey, W.E.Cooper, C.A.Gagliardi, G.T.Garvey, D.F.Geesaman, E.A.Hawker, X.C.He, L.D.Isenhower, D.M.Kaplan, S.B.Kaufman, D.D.Koetke, P.L.McGaughey, W.M.Lee, M.J.Leitch, J.M.Moss, B.A.Mueller, V.Papavassiliou, J.C.Peng, P.E.Reimer, M.E.Sadler, W.E.Sondheim, P.W.Stankus, R.S.Towell, R.E.Tribble, M.A.Vasiliev, J.C.Webb, J.L.Willis, G.R.Young, and the FNAL E866/NuSea Collaboration J/ψ Polarization in 800-GeV p-Cu Interactions NUCLEAR REACTIONS Cu(p, X), E=800 GeV; measured J/ψ polarization parameter vs xF, transverse momentum.
doi: 10.1103/PhysRevLett.91.211801
2001JO09 Phys.Rev.Lett. 86, 4483 (2001) M.B.Johnson, B.Z.Kopeliovich, I.K.Potashnikova, P.L.McGaughey, J.M.Moss, J.C.Peng, G.T.Garvey, M.J.Leitch, M.R.Adams, D.M.Alde, H.W.Baer, M.L.Bartlett, C.N.Brown, W.E.Cooper, T.A.Carey, G.Danner, G.W.Hoffmann, Y.B.Hsiung, D.M.Kaplan, A.Klein, C.Lee, J.W.Lillberg, R.L.McCarthy, C.S.Mishra, M.J.Wang, and the FNAL E772 Collaboration Energy Loss of Fast Quarks in Nuclei NUCLEAR REACTIONS 2H, C, Ca, Fe, W(p, X), E at 800 GeV/c; measured dimuon Drell-Yan yields; deduced quark energy loss in nuclear environment.
doi: 10.1103/PhysRevLett.86.4483
2001TI01 Phys.Rev. D63, 052001 (2001) W.B.Tippens, V.Abaev, M.Batinic, V.Bekrenev, W.J.Briscoe, R.E.Chrien, M.Clajus, D.Isenhower, N.Kozlenko, S.Kruglov, M.J.Leitch, A.Marusic, T.Moriwaki, T.Morrison, B.M.K.Nefkens, J.C.Peng, P.H.Pile, J.W.Price, D.Rigsby, M.E.Sadler, R.Sawafta, I.Slaus, H.Seyfarth, A.Starostin, I.Supek, R.J.Sutter, A.Svarc, D.B.White Measurement of Charge Symmetry Breaking by the Comparison of π+d → ppη with π-d → nnη NUCLEAR REACTIONS 2H(π+, 2pX), (π-, 2nX), E at 655-752 MeV/c; measured η meson production associated invariant mass spectra, σ; deduced charge symmetry breaking features.
doi: 10.1103/PhysRevD.63.052001
2000LE13 Phys.Rev.Lett. 84, 3256 (2000) M.J.Leitch, and the FNAL E866/NuSea Collaboration Measurement of Differences between J/ψ and ψ' Suppression in p-A Collisions NUCLEAR REACTIONS Be, Fe, W(p, X), E at 800 GeV/c; measured J/ψ, ψ' yields vs kinematic variables; deduced supression features.
doi: 10.1103/PhysRevLett.84.3256
1999LE59 Nucl.Phys. A661, 554c (1999) M.J.Leitch, and the FNAL E866/NuSea Collaboration J/ψ and ψ' Suppression in p-A Collisions at 800 GeV/c NUCLEAR REACTIONS Be, Fe, W(p, X), E at 800 GeV/c; measured J/ψ and ψ' yields; deduced possible suppression mechanisms.
doi: 10.1016/S0375-9474(99)85088-X
1999VA12 Phys.Rev.Lett. 83, 2304 (1999) M.A.Vasiliev, M.E.Beddo, C.N.Brown, T.A.Carey, T.H.Chang, W.E.Cooper, C.A.Gagliardi, G.T.Garvey, D.F.Geesaman, E.A.Hawker, X.C.He, L.D.Isenhower, D.M.Kaplan, S.B.Kaufman, D.D.Koetke, W.M.Lee, M.J.Leitch, P.L.McGaughey, J.M.Moss, B.A.Mueller, V.Papavassiliou, J.C.Peng, G.Petitt, P.E.Reimer, M.E.Sadler, W.E.Sondheim, P.W.Stankus, R.S.Towell, R.E.Tribble, J.C.Webb, J.L.Willis, G.R.Young, and the FNAL E866/NuSea Collaboration Parton Energy Loss Limits and Shadowing in Drell-Yan Dimuon Production NUCLEAR REACTIONS Be, Fe, W(p, X), E at 800 GeV/c; measured Drell-Yan production σ per nucleon; deduced role of nuclear shadowing.
doi: 10.1103/PhysRevLett.83.2304
1996BR32 Phys.Rev. C54, 3195 (1996) C.N.Brown, W.E.Cooper, C.S.Mishra, D.M.Kaplan, R.S.Preston, V.Tanikella, L.D.Isenhower, M.E.Sadler, L.M.Lederman, M.H.Schub, G.Gidal, M.S.Kowitt, K.B.Luk, T.A.Carey, M.J.Leitch, P.L.McGaughey, J.M.Moss, J.C.Peng, R.L.Childers, C.W.Darden, P.K.Teng Nuclear Dependence of Single-Hadron and Dihadron Production in p-A Interactions at √ s = 38.8 GeV NUCLEAR REACTIONS W, 9Be(p, X), E=800 GeV; measured single hadron, dihadron production associated per nucleon σ ratio; deduced kinematic variables dependence of nuclear effects.
doi: 10.1103/PhysRevC.54.3195
1996LE14 Phys.Rev. D52, 4251 (1996) M.J.Leitch, C.N.Brown, T.A.Carey, R.Childers, W.E.Cooper, C.W.Darden, G.Gidal, K.N.Gounder, L.D.Isenhower, D.M.Jansen, R.G.Jeppesen, D.M.Kaplan, J.S.Kapustinsky, M.S.Kowitt, D.W.Lane, L.M.Lederman, J.W.Lillberg, K.B.Luk, V.M.Martin, P.L.McGaughey, C.S.Mishra, J.M.Moss, J.C.Peng, R.S.Preston, J.Sa, M.E.Sadler, R.Schnathorst, M.H.Schub, V.Tanikella, P.K.Teng Nuclear Dependence of J/ψ Production by 800 GeV/c Protons Near x(F) = 0 NUCLEAR REACTIONS 9Be, C, W(p, X), E at 800 GeV/c; measured dimuon mass spectra; deduced nuclear dependence of J/ψ production at x(F) ≈ 0.
doi: 10.1103/PhysRevD.52.4251
1996LE22 Nucl.Instrum.Methods Phys.Res. A374, 299 (1996) M.J.Leitch, M.E.Anderson, J.Kapustinsky, T.K.Li, C.S.Mishra, J.C.Peng, J.E.Simmons, S.A.Dytman, J.G.Hardie, K.F.Von Reden, C.Smith Performance of a BGO-NaI η Spectrometer NUCLEAR REACTIONS 1H(π-, X), E at 200, 698 MeV/c; measured missing mass, invariant mass spectra for π0, η production. Performance of two-arm spectrometer with BGO actiuve converters discussed.
doi: 10.1016/0168-9002(96)00181-7
1995DO07 Phys.Lett. 344B, 91 (1995) M.L.Dowell, S.Gilad, E.Piasetzky, S.Hoibraten, H.W.Baer, E.J.Beise, J.D.Bowman, G.W.Dodson, F.Irom, J.N.Knudson, G.S.Kyle, M.J.Leitch, L.D.Pham, R.P.Redwine, S.H.Rokni, L.C.Smith, D.R.Tieger, S.A.Wood Measurements of Quasi-Elastic Pion Single Charge Exchange on 3He at T(π) = 245 MeV NUCLEAR REACTIONS 3He(π+, π0), (π-, π0), (π+, π0p), (π-, π-p), E=245 MeV; measured σ(θ(π), E(π)), σ(θ(π), θ(p)); deduced integral σ; deduced quasifree mechanism evidence.
doi: 10.1016/0370-2693(94)01539-O
1995DY01 Phys.Rev. C51, 2710 (1995) S.A.Dytman, W.W.Daehnick, J.G.Hardie, M.Yamazaki, E.Booth, J.Miller, M.J.Leitch, C.S.Mishra, J.C.Peng, D.R.Tieger, K.F.von Reden Study of Baryon Resonances Through γp → (Eta)p Differential Cross Sections NUCLEAR REACTIONS 1H(γ, X), E=729, 753 MeV; measured σ(θ) for eta production; analyzed σ(E); deduced deviations from S11(1535)N(*) resonance dominance picture.
doi: 10.1103/PhysRevC.51.2710
1995JA05 Phys.Rev.Lett. 74, 3118 (1995) D.M.Jansen, M.H.Schub, C.S.Mishra, P.M.Ho, C.N.Brown, T.A.Carey, Y.C.Chen, R.Childers, W.E.Cooper, C.W.Darden, G.Gidal, K.N.Gounder, L.D.Isenhower, R.G.Jeppesen, D.M.Kaplan, J.S.Kapustinsky, G.C.Kiang, M.S.Kowitt, D.W.Lane, L.M.Lederman, M.J.Leitch, J.W.Lillberg, W.R.Luebke, K.B.Luk, P.L.McGaughey, J.M.Moss, J.C.Peng, R.S.Preston, D.Pripstein, J.Sa, M.E.Sadler, R.Schnathorst, V.Tanikella, P.K.Teng, J.R.Wilson Measurement of the Bottom-Quark Production Cross Section in 800 GeV/c Proton-Gold Collisions NUCLEAR REACTIONS 197Au(p, X), E at 800 GeV/c; measured dimuon invariant mass distribution; deduced bottom quark decay features, production σ.
doi: 10.1103/PhysRevLett.74.3118
1995SC56 Phys.Rev. D52, 1307 (1995) M.H.Schub, D.M.Jansen, C.S.Mishra, P.M.Ho, C.N.Brown, T.A.Carey, Y.C.Chen, R.Childers, W.E.Cooper, C.W.Darden, G.Gidal, K.N.Gounder, L.D.Isenhower, R.G.Jeppesen, D.M.Kaplan, J.S.Kapustinsky, G.C.Kiang, M.S.Kowitt, D.W.Lane, L.M.Lederman, M.J.Leitch, J.W.Lillberg, W.R.Luebke, K.B.Luk, P.L.McGaughey, J.M.Moss, J.C.Peng, R.S.Preston, D.Pripstein, J.Sa, M.E.Sadler, R.Schnathorst, V.Tanikella, P.K.Teng, J.R.Wilson Measurement of J/ψ and ψ' Production in 800 GeV/c Proton-Gold Collisions NUCLEAR REACTIONS 197Au(p, X), E at 800 GeV/c; measured J/ψ, ψ' production associated differential σ vs Feynman-x.
doi: 10.1103/PhysRevD.52.1307
1994BO58 Nucl.Instrum.Methods Phys.Res. A349, 32 (1994) J.D.Bowman, D.Fitzgerald, M.J.Leitch, J.Ouyang, S.Hoibraten, R.J.Peterson, D.L.Prout, M.E.Sadler Performance of Sampling Grid Scintillator
doi: 10.1016/0168-9002(94)90605-X
1994KO14 Phys.Rev.Lett. 72, 1318 (1994) M.S.Kowitt, G.Gidal, P.M.Ho, K.B.Luk, D.Pripstein, L.D.Isenhower, M.E.Sadler, R.Schnathorst, R.Schwint, L.M.Lederman, M.H.Schub, C.N.Brown, W.E.Cooper, H.D.Glass, K.N.Gounder, C.S.Mishra, J.Boissevain, T.A.Carey, D.M.Jansen, R.G.Jeppesen, J.S.Kapustinsky, D.W.Lane, M.J.Leitch, J.W.Lillberg, P.L.McGaughey, J.M.Moss, J.C.Peng, D.M.Kaplan, W.R.Luebke, V.M.Martin, R.S.Preston, J.Sa, V.Tanikella, R.L.Childers, C.W.Darden, J.R.Wilson, G.C.Kiang, P.K.Teng, Y.C.Chen Production of J/(Psi) at Large x(F) in 800 GeV/c p-Copper and p-Beryllium Collisions
doi: 10.1103/PhysRevLett.72.1318
1994LE09 Phys.Rev.Lett. 72, 2542 (1994) M.J.Leitch, J.Boissevain, T.A.Carey, D.M.Jansen, R.G.Jeppesen, J.S.Kapustinsky, D.W.Lane, J.W.Lillberg, P.L.McGaughey, J.M.Moss, J.C.Peng, L.D.Isenhower, M.E.Sadler, R.Schnathorst, G.Gidal, P.M.Ho, M.S.Kowitt, K.B.Luk, D.Pripstein, L.M.Lederman, M.H.Schub, C.N.Brown, W.E.Cooper, H.D.Glass, K.N.Gounder, C.S.Mishra, D.M.Kaplan, W.R.Luebke, V.M.Martin, R.S.Preston, J.Sa, V.Tanikella, R.Childers, C.W.Darden, J.R.Wilson, Y.C.Chen, G.C.Kiang, P.K.Teng Nuclear Dependence of Neutral-D-Meson Production by 800 GeV/c Protons NUCLEAR REACTIONS 9Be, 197Au(p, X), E at 800 GeV/c; measured neutral D-meson production differential σ; deduced nuclear dependence features.
doi: 10.1103/PhysRevLett.72.2542
1992BA03 Phys.Rev. C45, 293 (1992) D.B.Barlow, B.M.K.Nefkens, C.Pillai, J.W.Price, I.Slaus, M.J.Wang, J.A.Wightman, K.W.Jones, M.J.Leitch, C.S.Mishra, C.L.Morris, J.-C.Peng, P.K.Teng, J.M.Tinsley 3He and 4He Production by 800 MeV Protons from 12C, Ti, and Pb at Forward Angles NUCLEAR REACTIONS 12C, Ti, Pb(p, X)3He/4He, E=800 MeV; measured σ(θ) vs momentum for 4,3He; deduced 3,4He production σ ratio, reaction mechanism.
doi: 10.1103/PhysRevC.45.293
1991BA05 Phys.Rev. C43, 1458 (1991) H.W.Baer, M.J.Leitch, C.S.Mishra, Z.Weinfeld, E.Piasetzky, J.R.Comfort, J.Tinsley, D.H.Wright Pion Double-Charge-Exchange Reaction on 44Ca at 50 MeV NUCLEAR REACTIONS 44Ca(π+, π-), E=50 MeV; measured σ(θ); deduced double-scattering amplitude.
doi: 10.1103/PhysRevC.43.1458
1991HO03 Phys.Rev. C43, 1255 (1991) S.Hoibraten, S.Gilad, W.J.Burger, R.P.Redwine, E.Piasetzky, H.W.Baer, J.D.Bowman, F.H.Cverna, F.Irom, M.J.Leitch, J.N.Knudson, S.A.Wood, S.H.Rokni Coincidence Measurements of the (π+, π0p) Reaction at T(π+) = 165 MeV NUCLEAR REACTIONS 16O, Fe, Sn, Pb(π+, π0p), E=165 MeV; measured σ(Eπ, θπ, θp); deduced σ(θπ, θp), σ(θπ).
doi: 10.1103/PhysRevC.43.1255
1990WE05 Phys.Lett. 237B, 33 (1990) Z.Weinfeld, E.Piasetzky, M.J.Leitch, H.W.Baer, C.S.Mishra, J.R.Comfort, J.Tinsley, D.H.Wright Pion Induced Transitions to Double-Isobaric-Analog States at 35 MeV on 1f7/2-Shell Nuclei NUCLEAR REACTIONS 42,44Ca, 50,46Ti, 54Fe(π+, π-), E=35 MeV; measured σ(θ); deduced model parameters. Shell model comparison.
doi: 10.1016/0370-2693(90)90456-G
1989LE11 Phys.Rev. C39, 2356 (1989) M.J.Leitch, H.W.Baer, R.L.Burman, C.L.Morris, J.N.Knudson, J.R.Comfort, D.H.Wright, R.Gilman, S.H.Rokni, E.Piasetzky, Z.Weinfeld, W.R.Gibbs, W.B.Kaufmann 14C(π+, π-)14O Reaction between 19 and 80 MeV NUCLEAR REACTIONS 14C(π+, π-)14O, E=19-80 MeV; measured σ(θ) vs E. 14O deduced double IAS excitation. DWIA, optical model.
doi: 10.1103/PhysRevC.39.2356
1989PE12 Phys.Rev.Lett. 63, 2353 (1989) J.C.Peng, M.J.Leitch, J.D.Bowman, F.Irom, J.Kapustinsky, T.K.Li, L.C.Liu, C.S.Mishra, J.E.Simmons, Z.F.Wong, C.Smith, R.R.Whitney Coherent Eta-Meson Production in the Reaction π- + 3He → Eta + t NUCLEAR REACTIONS 3He(π-, t), (π+, t), E at 650, 620 MeV/c; measured eta production σ(θ); deduced eta production mechanism.
doi: 10.1103/PhysRevLett.63.2353
1988RO03 Phys.Lett. 202B, 35 (1988) S.H.Rokni, H.W.Baer, A.G.Bergmann, J.D.Bowman, F.Irom, M.J.Leitch, C.J.Seftor, J.Alster, E.Piasetzky, B.L.Clausen, R.A.Loveman, R.J.Peterson, J.L.Ullmann, J.R.Comfort, J.N.Knudson, U.Sennhauser Isobaric-Analog-State Transitions in Pion Charge-Exchange Reactions above the Δ(1232) Resonance NUCLEAR REACTIONS 14C, 7Li(π+, π0), E=300-550 MeV; 27Al, 60Ni(π+, π0), E=300, 425, 500 MeV; 90Zr, 120Sn, 208Pb(π+, π0), E=300, 425 MeV; measured σ(θ), σ(θ, E); deduced IAS excitation incident energy dependence.
doi: 10.1016/0370-2693(88)90849-0
1988US01 Phys.Rev. C38, 2761 (1988) L.E.Ussery, D.J.Vieira, J.J.H.Berlijn, G.W.Butler, B.J.Dropesky, G.C.Giesler, N.Imanishi, M.J.Leitch, R.S.Rundberg Excitation Function for the Pion Single-Charge-Exchange Reaction 13C(π+, π0)13N(g.s.) NUCLEAR REACTIONS 13C(π+, π0), E=50-350 MeV; measured σ(E); deduced s-, p-wave interference. Fixed scatterer, covariant coupled-channel, isobar-hole models, plane wave calculations. Enriched targets, activation, secondary(p, n) reaction, oxygen contamination.
doi: 10.1103/PhysRevC.38.2761
1988WE02 Phys.Rev. C37, 902 (1988) Z.Weinfeld, E.Piasetzky, H.W.Baer, R.L.Burman, M.J.Leitch, C.L.Morris, D.H.Wright, S.H.Rokni, J.R.Comfort Low-Energy Pion Double Charge Exchange on Ca Isotopes NUCLEAR REACTIONS 42,44Ca(π+, π-), E=35 MeV; measured σ(θ=40°), missing mass spectra; deduced L=0, nozero amplitudes.
doi: 10.1103/PhysRevC.37.902
1987BA14 Phys.Rev. C35, 1425 (1987) H.W.Baer, M.J.Leitch, R.L.Burman, M.D.Cooper, A.Z.Cui, B.J.Dropesky, G.C.Giesler, F.Irom, C.L.Morris, J.N.Knudson, J.R.Comfort, D.H.Wright, R.Gilman Double-Analog Transition 48Ca(π+, π-)48Ti at 35 and 50 MeV NUCLEAR REACTIONS 48Ca(π+, π-), E=35 MeV; measured σ(θ), σ(E(π)); deduced model parameters. Second-order optical potential calculations.
doi: 10.1103/PhysRevC.35.1425
1987PE05 Phys.Rev.Lett. 58, 2027 (1987) J.C.Peng, J.Kapustinsky, C.Lee, M.J.Leitch, T.K.Li, C.Liu, J.M.Moss, J.E.Simmons, S.M.Tang, C.Smith, R.R.Whitney Observation of Eta-Meson Production in the Reaction π- + 3He → Eta + t NUCLEAR REACTIONS 3He(π-, t), E at 680 MeV/c; measured triton spectra; deduced eta-meson production σ. Large acceptance spectrometer.
doi: 10.1103/PhysRevLett.58.2027
1987WR01 Phys.Rev. C35, 2258 (1987) D.H.Wright, M.Blecher, K.Masutani, R.Seki, R.L.Boudrie, R.L.Burman, M.J.Leitch, M.Alsolami, G.Blanpied, J.A.Escalante, C.S.Mishra, G.Pignault, B.M.Preedom, C.S.Whisnant, B.G.Ritchie Indication of Pionic-Atom Anomalies in Pion-Nucleus Elastic Scattering NUCLEAR REACTIONS 58Ni(π+, π+), (π-, π-), E=30 MeV; measured σ(θ); deduced pion-atom anomalies. Clamshell spectrometer.
doi: 10.1103/PhysRevC.35.2258
1987WR04 Phys.Rev. C36, 1472 (1987) D.H.Wright, M.Blecher, B.G.Ritchie, R.L.Boudrie, R.L.Burman, M.J.Leitch, M.Alsolami, G.S.Blanpied, J.A.Escalante, C.S.Mishra, G.Pignault, B.M.Preedom, C.S.Whisnant Elastic Scattering of 30 MeV Positive and Negative Pions from Nickel Isotopes NUCLEAR REACTIONS 58,60,64Ni(π-, π-), (π+, π+), E=30 MeV; measured σ(θ); deduced isotope effect reaction dependence. Optical model.
doi: 10.1103/PhysRevC.36.1472
1987WR05 Phys.Rev. C36, 2139 (1987) D.H.Wright, M.Blecher, R.L.Boudrie, R.L.Burman, M.J.Leitch, B.G.Ritchie, D.Rothenberger, Z.Weinfeld, M.Alsolami, G.Blanpied, J.A.Escalante, C.S.Mishra, G.Pignault, B.M.Preedom, C.S.Whisnant Elastic Scattering of 19.5 and 30 MeV Negative Pions from 12C NUCLEAR REACTIONS 12C(π-, π-), E=19.5, 30 MeV; measured σ(θ); deduced model parameters.
doi: 10.1103/PhysRevC.36.2139
1986FI11 Phys.Rev. C34, 619 (1986) D.H.Fitzgerald, H.W.Baer, J.D.Bowman, M.D.Cooper, F.Irom, N.S.P.King, M.J.Leitch, E.Piasetzky, W.J.Briscoe, M.E.Sadler, K.J.Smith, J.N.Knudson Forward-Angle Cross Sections for Pion-Nucleon Charge Exchange between 100 and 150 MeV/c NUCLEAR REACTIONS 1H(π-, π0), E at 100-150 MeV/c; measured σ(θ) vs momentum; deduced σ(θ=0°), s-, p-wave interference minimum parameters, isospin-odd, s-wave scattering length. Partial wave analyses.
doi: 10.1103/PhysRevC.34.619
1986GI15 Phys.Rev.Lett. 57, 2637 (1986) S.Gilad, S.Hoibraten, W.J.Burger, G.W.Dodson, D.L.Pham, R.P.Redwine, E.Piasetzky, H.W.Baer, J.D.Bowman, F.H.Cverna, M.J.Leitch, U.Sennhauser, Th.S.Bauer, C.D.Q.Ingram, G.S.Kyle, D.Ashery, S.A.Wood, Z.Fraenkel Measurement of the Reaction 16O(π+, π0p) NUCLEAR REACTIONS 16O(π+, π0p), E=245 MeV; measured σ(θπ), πp-coin, σ(θp, E(π), θ(π)); deduced σ(π+, π+p)/σ(π+, π0p). Proton telescopes, pion spectrometer. Isobar-hole model calculations.
doi: 10.1103/PhysRevLett.57.2637
1986LE01 Phys.Rev. C33, 278 (1986) M.J.Leitch, H.W.Baer, J.D.Bowman, M.D.Cooper, E.Piasetzky, U.Sennhauser, H.J.Ziock, F.Irom, P.B.Siegel, M.A.Moinester Pion Single Charge Exchange Angular Distributions at T(π) = 48 MeV NUCLEAR REACTIONS 39K, 48Ca(π+, π0), E=48 MeV; measured σ(θ); deduced angle integrated σ. 48Sc deduced IAS excitation. 39Ca deduced IAS excitation, large quadrupole strength.
doi: 10.1103/PhysRevC.33.278
1986LE04 Phys.Rev. C33, 1511 (1986) M.J.Leitch, F.C.Lin, J.L.Matthews, W.W.Sapp, C.P.Sargent, D.J.S.Findlay, R.O.Owens, B.L.Roberts 40Ca(γ, p0)39K Reaction for Eγ = 100-300 MeV NUCLEAR REACTIONS 40Ca(γ, p), E=100-300 MeV; measured σ(θ). 39K level deduced excitation σ. DWIA analysis.
doi: 10.1103/PhysRevC.33.1511
1986SI11 Phys.Rev. C34, 267 (1986) E.R.Siciliano, M.D.Cooper, M.B.Johnson, M.J.Leitch Effects of Nuclear Correlations on Low-Energy Pion Charge-Exchange Scattering NUCLEAR REACTIONS 14C, 48Ca(π+, π+), E=50 MeV; calculated radial distortion functions. 14C, 48Ca(π+, π0), 1H(π-, π0), E=50 MeV; calculated σ(θ). Isospin invariant optical potential.
doi: 10.1103/PhysRevC.34.267
1986UL01 Phys.Rev. C33, 2092 (1986) J.L.Ullmann, P.W.F.Alons, J.J.Kraushaar, J.H.Mitchell, R.J.Peterson, R.A.Ristinen, J.N.Knudson, J.R.Comfort, H.W.Baer, J.D.Bowman, M.D.Cooper, D.H.Fitzgerald, F.Irom, M.J.Leitch, E.Piasetzky Pion Single Charge Exchange on 14C from 35 to 295 MeV NUCLEAR REACTIONS 14C(π+, π0), E=35-295 MeV; measured σ(θ), σ(E(π)); deduced parameters. 14N deduced IAS excitation σ. Comparison with models.
doi: 10.1103/PhysRevC.33.2092
1985IR01 Phys.Rev. C31, 1464 (1985) F.Irom, H.W.Baer, J.D.Bowman, M.D.Cooper, E.Piasetzky, U.Sennhauser, H.J.Ziock, M.J.Leitch, A.Erell, M.A.Moinester, J.R.Comfort Pion Single Charge Exchange on 7Li at Low Energies NUCLEAR REACTIONS 7Li(π+, π0), E=33.5, 41.1, 48.7, 58.8 MeV; measured σ(θ), σ(E(π0)). Optical model analysis.
doi: 10.1103/PhysRevC.31.1464
1985IR02 Phys.Rev.Lett. 55, 1862 (1985) F.Irom, M.J.Leitch, H.W.Baer, J.D.Bowman, M.D.Cooper, B.J.Dropesky, E.Piasetzky, J.N.Knudson Energy and Mass Dependence of Low-Energy Pion Single Charge Exchange to the Isobaric Analog State NUCLEAR REACTIONS 7Li, 14C, 15N, 39K, 120Sn(π+, π0), E ≈ 30-80 MeV; measured σ(θ), σ(E(π0)); deduced medium effects suppression evidence, parameter mass dependence. 7Be, 14N, 15O, 39Ca, 120Sb deduced IAS excitation. Pion energy quadratic function fit.
doi: 10.1103/PhysRevLett.55.1862
1985LE05 Phys.Rev.Lett. 54, 1482 (1985) M.J.Leitch, E.Piasetzky, H.W.Baer, J.D.Bowman, R.L.Burman, B.J.Dropesky, P.A.M.Gram, F.Irom, D.Roberts, G.A.Rebka, Jr., J.N.Knudson, J.R.Comfort, V.A.Pinnick, D.H.Wright, S.A.Wood Double Analog Transition 14C(π+, π-)14O at 50 MeV NUCLEAR REACTIONS 14C(π+, π-), E=50 MeV; measured σ(θ, E(π)), missing mass spectra, pion yields, σ(θ); deduced σ. 14O deduced double IAS excitation dominance. Sequential optical model, six quark bag model analyses.
doi: 10.1103/PhysRevLett.54.1482
1985LE07 Phys.Rev. C31, 1633 (1985) M.J.Leitch, J.L.Matthews, W.W.Sapp, C.P.Sargent, S.A.Wood, D.J.S.Findlay, R.O.Owens, B.L.Roberts 16O(γ, p)15N Reaction for E(γ) = 100-400 MeV NUCLEAR REACTIONS 16O(γ, p), E=100-380 MeV; measured σ(E, θ). 15N levels deduced σ ratio. Direct knockout, two-nucleon models.
doi: 10.1103/PhysRevC.31.1633
1984LE01 Phys.Rev. C29, 561 (1984) M.J.Leitch, R.L.Burman, R.Carlini, S.Dam, V.Sandberg, M.Blecher, K.Gotow, R.Ng, R.Auble, F.E.Bertrand, E.E.Gross, F.E.Obenshain, J.Wu, G.S.Blanpied, B.M.Preedom, B.G.Ritchie, W.Bertozzi, M.V.Hynes, M.A.Kovash, R.P.Redwine Pion-Nucleus Elastic Scattering at 80 MeV NUCLEAR REACTIONS 12C, 40Ca, 90Zr, 208Pb(π-, π-), (π+, π+), E=80 MeV; measured σ(θ). Optical model analysis.
doi: 10.1103/PhysRevC.29.561
1984NA01 Phys.Rev.Lett. 52, 105 (1984) I.Navon, M.J.Leitch, D.A.Bryman, T.Numao, P.Schlatter, G.Azuelos, R.Poutissou, R.A.Burnham, M.Hasinoff, J.M.Poutissou, J.A.Macdonald, J.E.Spuller, C.K.Hargrove, H.Mes, M.Blecher, K.Gotow, M.Moinester, H.Baer Pion Double Charge Exchange at 50 MeV on 14C NUCLEAR REACTIONS 14C(π+, π-), E=50 MeV; measured σ(θ), σ(E(π)). 14O deduced double analog, strong nonanalog state excitation.
doi: 10.1103/PhysRevLett.52.105
1984SC03 Phys.Rev.Lett. 52, 597 (1984) M.E.Schulze, D.Beck, M.Farkhondeh, S.Gilad, R.Goloskie, R.J.Holt, S.Kowalski, R.M.Laszewski, M.J.Leitch, J.D.Moses, R.P.Redwine, D.P.Saylor, J.R.Specht, E.J.Stephenson, K.Stephenson, W.Turchinetz, B.Zeidman Measurement of the Tensor Polarization in Electron-Deuteron Elastic Scattering NUCLEAR REACTIONS 2H(e, e), E=310-317 MeV; measured recoil deuteron tensor polarization. Windowless D2O target.
doi: 10.1103/PhysRevLett.52.597
1983BL11 Phys.Rev. C28, 2033 (1983) M.Blecher, K.Gotow, R.L.Burman, M.V.Hynes, M.J.Leitch, N.S.Chant, L.Rees, P.G.Roos, F.E.Bertrand, E.E.Gross, F.E.Obenshain, T.P.Sjoreen, G.S.Blanpied, B.M.Preedom, B.G.Ritchie Isospin Effects in π± Elastic Scattering from 12C, 13C, and 14C at 65 and 80 MeV NUCLEAR REACTIONS 12,13,14C(π+, π+), (π-, π-), E=65, 80 MeV; measured σ(θ); deduced isospin effects, pion-nucleus optical potential parameters.
doi: 10.1103/PhysRevC.28.2033
1983OB02 Phys.Rev. C27, 2753 (1983) F.E.Obenshain, F.E.Bertrand, E.E.Gross, N.W.Hill, J.R.Wu, R.L.Burman, M.Hamm, M.J.Leitch, R.D.Edge, B.M.Preedom, M.A.Moinester, M.Blecher, K.Gotow Positive-Pion-Nucleus Elastic Scattering at 20 MeV NUCLEAR REACTIONS 12C, 16O, 40Ca, 90Zr, 120Sn, 208Pb(π+, π+), E=20 MeV; measured σ(θ); deduced optical model, s-, p-wave strength parameters. Phenomenological optical model.
doi: 10.1103/PhysRevC.27.2753
1983PE04 Z.Phys. A310, 317 (1983) C.A.Peridier, J.L.Matthews, M.J.Leitch, H.Jeremie, M.Irshad, B.L.Roberts The 3He(γ, 2p)n Reaction for Eγ = 80 - 170 MeV NUCLEAR REACTIONS 3He(γ, p), E=80-170 MeV bremsstrahlung; measured σ(θ1, θ2) vs E; deduced strong proton-proton final state interaction. Kinematically complete experiment.
doi: 10.1007/BF01419518
1982BL09 Phys.Rev. C25, 2554 (1982) M.Blecher, K.Gotow, R.Ng, R.L.Burman, R.Carlini, S.Dam, M.V.Hynes, M.J.Hynes, M.J.Leitch, V.Sandberg, R.Auble, F.E.Bertrand, E.E.Gross, F.E.Obenshain, J.Wu, G.S.Blanpied, B.M.Preedom, B.G.Ritchie, W.Bertozzi, M.A.Kovash, R.P.Redwine Pion-Nucleus Inelastic Scattering at 80 MeV NUCLEAR REACTIONS 12C, 40Ca(π+, π+'), (π-, π-'), E=80 MeV; measured σ(θ), σ(π'); deduced optical potential parameters. 40Ca deduced, level, L, GQR excitation. DWBA analysis.
doi: 10.1103/PhysRevC.25.2554
1982DO02 Phys.Rev.Lett. 48, 989 (1982) A.Doron, J.Alster, A.Erell, S.Gilad, M.A.Moinester, R.A.Anderson, H.W.Baer, J.D.Bowman, M.D.Cooper, F.H.Cverna, C.M.Hoffman, N.S.P.King, M.J.Leitch, J.P.Piffaretti, P.R.Bevington, E.Winkelmann, C.D.Goodman Energy Dependence of the Small-Angle Differential Cross Sections to Isobaric Analog States in 7Li(π+, π0)7Be and 13C(π+, π0)13N NUCLEAR REACTIONS 7Li, 13C(π+, π0), E=70, 100, 150, 165, 180 MeV; measured σ(θ), σ(E(π0)). 13N, 7Be deduced IAS excitation dependence on pion energy.
doi: 10.1103/PhysRevLett.48.989
1982DO10 Phys.Rev. C26, 189 (1982) A.Doron, J.Alster, A.Erell, M.A.Moinester, R.A.Anderson, H.W.Baer, J.D.Bowman, M.D.Cooper, F.H.Cverna, C.M.Hoffman, N.S.P.King, M.J.Leitch, J.P.Piffaretti, C.D.Goodman Angular Distributions of Single Pion Charge Exchange Reactions to Isobaric Analog States in Light Nuclei NUCLEAR REACTIONS 13C, 15N(π+, π0), E=164 MeV; measured σ(θ). 13N, 15O deduced IAS excitation. Enriched targets. Semiphenomenological isobar doorway, second-order coupled-channels calculations.
doi: 10.1103/PhysRevC.26.189
1981HO15 Phys.Rev.Lett. 47, 472 (1981) R.J.Holt, J.R.Specht, K.Stephenson, B.Zeidman, J.S.Frank, M.J.Leitch, J.D.Moses, E.J.Stephenson, R.M.Laszewski Measurement of the Angular Distribution of Tensor Polarization in Pion-Deuteron Elastic Scattering NUCLEAR REACTIONS 2H(π+, π+), E=142 MeV; measured tensor polarization t20(θ(π)). CD2 target, quadrupole doublet focussing, plastic scintillator array.
doi: 10.1103/PhysRevLett.47.472
1981RI07 Phys.Rev. C24, 552 (1981); Erratum Phys.Rev. C26, 2337 (1982) B.G.Ritchie, R.D.Edge, D.J.Malbrough, B.M.Preedom, F.E.Bertrand, E.E.Gross, F.E.Obenshain, J.R.Wu, M.Blecher, K.Gotow, R.L.Burman, R.Carlini, M.E.Hamm, M.J.Leitch, M.A.Moinester Reaction π+ + d → p + p at 20 to 65 MeV NUCLEAR REACTIONS 2H(π+, p), E=20, 25, 30, 35, 40, 45, 65 MeV; measured σ(θ); deduced σ(total). Polynomial analysis.
doi: 10.1103/PhysRevC.24.552
1979HO18 Phys.Rev.Lett. 43, 1229 (1979) R.J.Holt, J.R.Specht, E.J.Stephenson, B.Zeidman, R.L.Burman, J.S.Frank, M.J.Leitch, J.D.Moses, M.A.Yates-Williams, R.M.Laszewski, R.P.Redwine Measurement of Tensor Polarization and Cross Section for the Reaction 2H(π+, π+)2H at 180° NUCLEAR REACTIONS 2H(π+, π+), E=60-140 MeV; measured σ(θ), T20 of recoil d.
doi: 10.1103/PhysRevLett.43.1229
1978FI05 Phys.Lett. 74B, 305 (1978) D.J.S.Findlay, R.O.Owens, M.J.Leitch, J.L.Matthews, C.A.Peridier, B.L.Roberts, C.P.Sargent The p-Shell Proton Momentum Distribution in 16O Above the Fermi Momentum NUCLEAR REACTIONS 16O(γ, p); analyzed data; deduced proton momentum distribution.
doi: 10.1016/0370-2693(78)90663-9
1977MA01 Phys.Rev.Lett. 38, 8 (1977) J.L.Matthews, W.Bertozzi, M.J.Leitch, C.A.Peridier, B.L.Roberts, C.P.Sargent, W.Turchinetz, D.J.S.Findlay, R.O.Owens Short-Range, High-Momentum Effects in the Reaction 16O(γ, p0) for E =1 100-300 MeV NUCLEAR REACTIONS 16O(γ, p), E=100-300 MeV; measured σ(E, Ep, θ).
doi: 10.1103/PhysRevLett.38.8
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