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NSR database version of April 26, 2024.

Search: Author = R.Geyer

Found 12 matches.

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2004BA02      Nucl.Instrum.Methods Phys.Res. B214, 167 (2004)

B.Bassalleck, A.Berdoz, C.Bradtke, R.Broders, B.Bunker, H.Dennert, H.Dutz, S.Eilerts, W.Eyrich, D.Fields, H.Fischer, G.Franklin, J.Franz, R.Gehring, R.Geyer, S.Goertz, N.Hamann, J.Harmsen, J.Hauffe, F.Heinsius, D.Hertzog, T.Johansson, T.Jones, P.Khaustov, K.Kilian, P.Kingsberry, E.Kriegler, J.Lowe, A.Meier, A.Metzger, C.Meyer, W.Meyer, M.Moosburger, W.Oelert, K.Paschke, M.Pluckthun, S.Pomp, B.Quinn, G.Reicherz, K.Rohrich, K.Sachs, H.Schmitt, B.Schoch, T.Sefzick, F.Stinzing, R.Stotzer, R.Tayloe, St.Wirth

Depolarization and spin transfer in (p-bar)p → (Λ-bar)Λ with a polarized target

NUCLEAR REACTIONS 1H(p-bar, X), E at 1.525, 1.640 GeV/c; measured hyperon-antihyperon production polarization observables. Polarized target.

doi: 10.1016/S0168-583X(03)01768-3
Citations: PlumX Metrics

2001BA80      Phys.Lett. 516B, 257 (2001)

P.D.Barnes, B.Bunker, H.Dennert, R.A.Eisenstein, W.Eyrich, H.Fischer, G.Franklin, J.Franz, R.Geyer, P.Harris, J.Hauffe, D.Hertzog, T.Johansson, T.Jones, K.Kilian, W.Oelert, S.Pomp, B.Quinn, K.Rohrich, E.Rossle, K.Sachs, H.Schmitt, T.Sefzick, J.Seydoux, F.Stinzing, R.Tayloe, R.Todenhagen, E.Traneus, S.Wirth

Measurement of the (p-bar)p → KSKSη Cross Section at Beam Momenta in the Regions of 1.45 and 1.7 GeV/c

NUCLEAR REACTIONS 1H(p-bar, X), E at 1.45, 1.7 GeV/c; measured K(S)K(S) associated missing mass distributions, σ.

doi: 10.1016/S0370-2693(01)00958-3
Citations: PlumX Metrics

2001PO26      Nucl.Phys. A692, 97c (2001)

S.Pomp, P.D.Barnes, R.Broders, B.Bunker, H.Dennert, R.E.Eisenstein, W.Eyrich, H.Fischer, G.Franklin, J.Franz, R.Geyer, P.Harris, J.Hauffe, D.Hertzog, T.Johansson, T.Jones, K.Kilian, R.A.Kraft, C.Meyer, W.Oelert, B.Quinn, K.Rohrich, E.Rossle, K.Sachs, H.Schmitt, R.Schumacher, T.Sefzick, F.Stinzing, R.Tayloe, R.Todenhagen, E.Traneus, S.Wirth, for the PS185 Collaboration

A Measurement of the (p-bar)p → KSKSη Cross Section at Beam Momenta Around 1.6 GeV/c

NUCLEAR REACTIONS 1H(p-bar, X), E at 1.6 GeV/c; measured two-kaon plus η meson production missing mass distributions, σ.

doi: 10.1016/S0375-9474(01)01164-2
Citations: PlumX Metrics

2000BB03      Phys.Rev. C62, 055203 (2000)

P.D.Barnes, G.Franklin, R.McCrady, F.Merrill, C.Meyer, B.Quinn, R.A.Schumacher, V.Zeps, N.Hamann, W.Eyrich, R.Geyer, J.Hauffe, M.Kirsch, R.A.Kraft, F.Stinzing, H.Fischer, J.Franz, E.Rossle, M.Ruh, H.Schmitt, R.Todenhagen, K.Kilian, W.Oelert, K.Rohrich, K.Sachs, T.Sefzick, B.D.Bunker, R.A.Eisenstein, P.G.Harris, D.W.Hertzog, T.D.Jones, R.L.Tayloe, T.Johansson, S.Pomp, E.Traneus

High-Statistics Measurements of the (p-bar)p → (Λ-bar)Λ and (p-bar)p → (Λ-bar)Σ0 + c.c. Reactions at Threshold

NUCLEAR REACTIONS 1H(p-bar, X), E ≈ threshold; measured (Λ-bar)Λ and (Λ-bar)Σ0 production σ, σ(θ); deduced no near-threshold resonance structures.

doi: 10.1103/PhysRevC.62.055203
Citations: PlumX Metrics

1999JO09      Nucl.Phys. A655, 173c (1999)

T.Johansson, P.D.Barnes, B.Bassalleck, C.Bradke, R.Broders, B.Bunker, H.Dennert, H.Dutz, S.Eilerts, R.E.Eisenstein, W.Eyrich, D.Fields, H.Fischer, G.Franklin, J.Franz, R.Gehring, R.Geyer, S.Goertz, J.Harmsen, P.Harris, J.Hauffe, D.Hertzog, T.Jones, K.Kilian, P.Kingsberry, E.Kriegler, K.Koningsmann, J.Lowe, R.A.Kraft, A.Meier, C.A.Meyer, W.Meyer, W.Oelert, K.Paschke, M.Plucktum, S.Pomp, B.Quinn, E.Radtke, G.Reicherz, M.Ruh, K.Rohrich, E.Rossle, K.Sachs, H.Schmitt, R.Schumacher, T.Sefzick, F.Stinzing, R.Stotzer, R.Tayloe, R.Todenhagen, S.Wirth, and the PS185 Collaboration

Results from PS185

NUCLEAR REACTIONS 1H(p-bar, X), E at 1.4-2 GeV/c; analyzed antihyperon-hyperon production σ, σ(θ), related data.

doi: 10.1016/S0375-9474(99)00198-0
Citations: PlumX Metrics

1998BI04      Phys.Lett. 420B, 217 (1998)

R.Bilger, A.Bohm, H.Brand, S.Brand, K.-Th.Brinkmann, H.Clement, M.Dellert, H.Dennert, W.Eyrich, D.Filges, H.Freiesleben, M.Fritsch, R.Geyer, A.Hassan, J.Hauffe, P.Herrmann, B.Hubner, P.Jahn, K.Kilian, M.Kirsch, H.Koch, J.Kress, J.Krug, E.Kuhlmann, J.S.Lange, A.Metzger, P.Michel, K.Moller, M.Moosburger, H.P.Morsch, Ch.Nake, H.Nann, B.Naumann, L.Naumann, P.Ringe, E.Roderburg, M.Rogge, A.Schamlott, P.Schonmeier, A.Schulke, R.Sperl, M.Steinke, F.Stinzing, P.Turek, G.J.Wagner, S.Wirth, U.Zielinski

Strangeness Production in the Reaction pp → K+ Λp in the Threshold Region

NUCLEAR REACTIONS 1H(p, pX), E at 2.50, 2.75 GeV/c; measured total σ for pK+Λ final state, kaon, Λ, proton σ(E, θ), Λ-polarization.

doi: 10.1016/S0370-2693(97)01573-6
Citations: PlumX Metrics

1998EV03      Phys.Rev. D57, 5370 (1998)

C.Evangelista, A.Palano, D.Drijard, N.H.Hamann, R.T.Jones, B.Mouellic, S.Ohlsson, J.-M.Perreau, W.Eyrich, M.Moosburger, S.Pomp, F.Stinzing, H.Fischer, J.Franz, E.Rossle, H.Schmitt, H.Wirth, A.Buzzo, K.Kirsebom, M.Lo Vetere, M.Macri, M.Marinelli, S.Passaggio, M.G.Pia, A.Pozzo, E.Robutti, A.Santroni, P.T.Debevec, R.A.Eisenstein, P.G.Harris, D.W.Hertzog, S.A.Hughes, P.E.Reimer, J.Ritter, R.Geyer, K.Kilian, W.Oelert, K.Rohrich, M.Rook, O.Steinkamp, H.Korsmo, B.Stugu, T.Johansson

Study of the Reaction (p-bar)p → φφ from 1.1 to 2.0 GeV/c

NUCLEAR REACTIONS 1H(p-bar, X), E at 1.1-2.0 GeV/c; measured 4-kaon production σ; deduced φφ production σ, resonance features.

doi: 10.1103/PhysRevD.57.5370
Citations: PlumX Metrics

1997BA34      Phys.Lett. 402B, 227 (1997)

P.D.Barnes, W.Breunlich, H.Dennert, R.A.Eisenstein, W.Eyrich, H.Fischer, G.Franklin, J.Franz, R.von Frankenberg, R.Geyer, N.Hamann, D.W.Hertzog, T.Johansson, K.Kilian, M.Kirsch, R.A.Kraft, W.Oelert, B.Quinn, K.Rohrich, E.Rossle, H.Schmitt, R.Schumacher, T.Sefzick, F.Stinzing, R.Tayloe, R.Todenhagen, and the PS185 Collaboration

Measurement of the (p-bar)p → (Σ+-bar)Σ+ and (p-bar)p → (Σ--bar)Σ- Close to Threshold

NUCLEAR REACTIONS 1H(p-bar, X), E at 1.922 GeV/c; measured hyperon, antihyperon pairs production σ, ratio.

doi: 10.1016/S0370-2693(97)00420-6
Citations: PlumX Metrics

1997EV03      Phys.Rev. D56, 3803 (1997)

C.Evangelista, A.Palano, D.Drijard, N.H.Hamann, R.T.Jones, B.Mouellic, S.Ohlsson, J.-M.Perreau, W.Eyrich, M.Moosburger, S.Pomp, F.Stinzing, H.Fischer, J.Franz, E.Rossle, H.Schmitt, H.Wirth, A.Buzzo, K.Kirsebom, M.Lo Vetere, M.Macri, M.Marinelli, S.Passaggio, M.G.Pia, A.Pozzo, E.Robutti, A.Santroni, P.T.Debevec, R.A.Eisenstein, P.G.Harris, D.W.Hertzog, S.A.Hughes, P.E.Reimer, J.Ritter, R.Geyer, K.Kilian, W.Oelert, K.Rohrich, M.Rook, O.Steinkamp, H.Korsmo, B.Stugu, T.Johansson

Measurement of the (p-bar)p → K(s)K(s) Reaction from 0.6 to 1.9 GeV/c

NUCLEAR REACTIONS 1H(p-bar, X), E at 0.6-1.9 GeV/c; measured K(s)K(s) production σ; deduced branching ratios, no evidence for ξ(2220).

doi: 10.1103/PhysRevD.56.3803
Citations: PlumX Metrics

1996BA58      Phys.Rev. C54, 1877 (1996)

P.D.Barnes, G.Diebold, G.Franklin, B.Quinn, R.Schumacher, J.Seydoux, V.Zeps, P.Birien, W.Dutty, H.Fischer, J.Franz, E.Rossle, H.Schledermann, H.Schmitt, R.Todenhagen, W.Breunlich, N.Nagele, R.Broders, R.von Frankenberg, K.Kilian, W.Oelert, K.Rohrich, K.Sachs, T.Sefzick, G.Sehl, M.Ziolkowski, R.A.Eisenstein, D.Hertzog, R.Tayloe, H.Dennert, W.Eyrich, R.Geyer, J.Hauffe, A.Hofmann, M.Kirsch, R.A.Kraft, F.Stinzing, N.Hamann, T.Johansson, S.Ohlsson

Observables in High-Statistics Measurements of the Reaction (p-bar)p → (Λ-bar)Λ

NUCLEAR REACTIONS 1H(p-bar, X), E at 1.642, 1.918 GeV/c; measured Λ(Λ-bar) production associated σ(θ), polarizations, spin correlations, analyzing powers, singlet fractions; deduced CP, CPT violation phenomena upper limits.

doi: 10.1103/PhysRevC.54.1877
Citations: PlumX Metrics

1996BA78      Phys.Rev. C54, 2831 (1996)

P.D.Barnes, G.Franklin, B.Quinn, R.A.Schumacher, V.Zeps, N.Hamann, W.Dutty, H.Fischer, J.Franz, E.Rossle, H.Schmitt, R.Todenhagen, R.von Frankenberg, K.Kilian, W.Oelert, K.Rohrich, K.Sachs, T.Sefzick, M.Ziolkowski, R.A.Eisenstein, P.G.Harris, D.W.Hertzog, S.A.Hughes, P.E.Reimer, R.L.Tayloe, W.Eyrich, R.Geyer, M.Kirsch, R.A.Kraft, F.Stinzing, T.Johansson, S.Ohlsson

Measurement of the (p-bar)p → (Λ-bar)Λ and (p-bar)p → (Σ-bar)0Λ + (c.c.) Reactions at 1.726 and 1.771 GeV/c

NUCLEAR REACTIONS 1H(p-bar, X), E at 1.726, 1.771 GeV/c; measured total, differential σ, polarization, spin correlation coefficients for Σ0-barΛ, Λ-barΣ0, hyperon production.

doi: 10.1103/PhysRevC.54.2831
Citations: PlumX Metrics

1994BA70      Phys.Lett. 331B, 203 (1994)

P.D.Barnes, P.Birien, W.H.Breunlich, W.Dutty, R.A.Eisenstein, G.Ericsson, W.Eyrich, H.Fischer, R.von Frankenberg, G.Franklin, J.Franz, R.Geyer, N.Hamann, D.Hertzog, A.Hofmann, T.Johansson, K.Kilian, M.Kirsch, R.-A.Kraft, W.Oelert, S.Ohlsson, B.Quinn, K.Rohrich, E.Rossle, H.Schledermann, H.Schmitt, T.Sefzick, G.Sehl, J.Seydoux, F.Stinzing, R.Tayloe, R.Todenhagen, V.Zeps, M.Ziolkowski

Study of the Reaction (p-bar)p → (Lambda-bar)Lambda Below 6 MeV Excess Energy

NUCLEAR REACTIONS 1H(p-bar, X), E=low; measured σ(E) vs excess energy, σ(θ) for ((lambda-bar)-lambda) production.

doi: 10.1016/0370-2693(94)90964-4
Citations: PlumX Metrics

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