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NSR database version of May 30, 2024.

Search: Author = T.Sefzick

Found 69 matches.

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2017HA11      Phys.Rev. C 95, 034001 (2017)

F.Hauenstein, E.Borodina, H.Clement, E.Doroshkevich, R.Dzhygadlo, K.Ehrhardt, W.Eyrich, W.Gast, A.Gillitzer, D.Grzonka, J.Haidenbauer, C.Hanhart, S.Jowzaee, K.Kilian, P.Klaja, L.Kober, M.Krapp, M.Mertens, P.Moskal, J.Ritman, E.Roderburg, M.Roder, W.Schroeder, T.Sefzick, P.Wintz, P.Wustner, for the COSY-TOF Collaboration

Determination of the spin triplet pΛ scattering length from the final state interaction in the p(pol)p → pK+Λ reaction

NUCLEAR REACTIONS 1H(polarized p, K+Λ), at momentum of 2.7 GeV/c; measured pΛ invariant mass spectrum, particle pK+Λ and pK+ππ- events, analyzing powers using COSY Time-of-Flight (COSY-TOF) detector; deduced Dalitz plot coefficients of associated Legendre polynomials as a function of pΛ invariant mass, spin triplet pΛ scattering length from the final state interaction. Comparison with previous experimental results, and theoretical predictions.

doi: 10.1103/PhysRevC.95.034001
Citations: PlumX Metrics


2016HA40      Eur.Phys.J. A 52, 337 (2016)

F.Hauenstein, E.Borodina, H.Clement, E.Doroshkevich, R.Dzhygadlo, K.Ehrhardt, W.Eyrich, W.Gast, A.Gillitzer, D.Grzonka, S.Jowzaee, P.Klaja, L.Kober, K.Kilian, M.Krapp, M.Mertens, P.Moskal, J.Ritman, E.Roderburg, M.Roder, W.Schroeder, T.Sefzick, J.Smyrski, P.Wintz, P.Wustner,

Measurement of polarization observables of the associated strangeness production in proton proton interactions

doi: 10.1140/epja/i2016-16337-1
Citations: PlumX Metrics


2014HU19      Eur.Phys.J. A 50, 156 (2014)

Q.Hu, U.Bechstedt, A.Gillitzer, D.Grzonka, A.Khoukaz, F.Klehr, A.Lehrach, D.Prasuhn, J.Ritman, T.Sefzick, T.Stockmanns, A.Taschner, P.Wuestner, H.Xu

A recoil detector for the measurement of antiproton-proton elastic scattering at angles close to 90 degrees

doi: 10.1140/epja/i2014-14156-0
Citations: PlumX Metrics


2013AB05      Eur.Phys.J. A 49, 41 (2013)

S.Abd El-Samad, E.Borodina, K.-Th.Brinkmann, H.Clement, E.Doroshkevich, R.Dzhygadlo, K.Ehrhardt, A.Erhardt, W.Eyrich, H.Freiesleben, W.Gast, A.Gillitzer, D.Grzonka, C.Hanhart, F.Hauenstein, P.Klaja, K.Kilian, M.Krapp, J.Ritman, E.Roderburg, M.Roder, M.Schulte-Wissermann, W.Schroeder, T.Sefzick, G.J.Wagner, P.Wintz, P.Wustner, for the COSY-TOF Collaboration

On the ΣN cusp in the pp → pK+Λ reaction

doi: 10.1140/epja/i2013-13041-8
Citations: PlumX Metrics


2013RO35      Eur.Phys.J. A 49, 157 (2013)

M.Roder, E.Borodina, H.Clement, E.Doroshkevich, R.Dzhygadlo, K.Ehrhardt, A.Erhardt, W.Eyrich, W.Gast, A.Gillitzer, D.Grzonka, J.Haidenbauer, C.Hanhart, F.Hauenstein, P.Klaja, L.Kober, K.Kilian, M.Krapp, M.Mertens, J.Ritman, E.Roderburg, W.Schroeder, T.Sefzick, A.Sibirtsev, P.Wintz, P.Wustner

Final-state interactions in the process p(pol)p → pK+Λ

doi: 10.1140/epja/i2013-13157-9
Citations: PlumX Metrics


2010KL01      Phys.Rev. C 81, 035209 (2010)

J.Klaja, P.Moskal, S.D.Bass, E.Czerwinski, R.Czyzykiewicz, D.Gil, D.Grzonka, T.Johansson, B.Kamys, A.Khoukaz, P.Klaja, W.Krzemien, W.Oelert, B.Rejdych, J.Ritman, T.Sefzick, M.Siemaszko, M.Silarski, J.Smyrski, A.Taschner, M.Wolke, P.Wustner, J.Zdebik, M.Zielinski, W.Zipper

Upper limit of the total cross section for the pn → pnη' reaction

doi: 10.1103/PhysRevC.81.035209
Citations: PlumX Metrics


2010MO17      Eur.Phys.J. A 43, 131 (2010)

P.Moskal, R.Czyzykiewicz, E.Czerwinski, D.Gil, D.Grzonka, L.Jarczyk, B.Kamys, A.Khoukaz, J.Klaja, P.Klaja, W.Krzemien, W.Oelert, J.Ritman, T.Sefzick, M.Siemaszko, M.Silarski, J.Smyrski, A.Taschner, M.Wolke, P.Wustner, J.Zdebik, M.J.Zielinski, W.Zipper

Invariant-mass distributions for the pp → ppη reaction at Q = 10 MeV

doi: 10.1140/epja/i2009-10900-9
Citations: PlumX Metrics


2009MO04      Phys.Rev. C 79, 015208 (2009)

P.Moskal, R.Czyzykiewicz, H.-H.Adam, S.D.Bass, A.Budzanowski, E.Czerwinski, D.Gil, D.Grzonka, M.Janusz, L.Jarczyk, T.Johansson, B.Kamys, A.Khoukaz, K.Kilian, P.Klaja, J.Majewski, W.Oelert, C.Piskor-Ignatowicz, J.Przerwa, B.Rejdych, J.Ritman, T.Rozek, T.Sefzick, M.Siemaszko, M.Silarski, J.Smyrski, A.Taschner, M.Wolke, P.Wustner, M.Zielinski, W.Zipper, J.Zdebik

Near-threshold production of the η meson via the quasifree pn → pnη reaction

doi: 10.1103/PhysRevC.79.015208
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2009SI27      Phys.Rev. C 80, 045202 (2009)

M.Silarski, P.Moskal, E.Czerwinski, R.Czyzykiewicz, D.Gil, D.Grzonka, L.Jarczyk, B.Kamys, A.Khoukaz, J.Klaja, P.Klaja, W.Krzemien, W.Oelert, J.Ritman, T.Sefzick, M.Siemaszko, J.Smyrski, A.Taschner, P.Winter, M.Wolke, P.Wustner, M.Zielinski, W.Zipper, J.Zdebik

Generalized Dalitz plot analysis of the near-threshold pp → ppK+K- reaction in view of the K+K- final state interaction

doi: 10.1103/PhysRevC.80.045202
Citations: PlumX Metrics


2008AB06      Phys.Lett. B 662, 14 (2008)

M.Abdel-Bary, K.-Th.Brinkmann, H.Clement, J.Dietrich, E.Doroshkevich, S.Dshemuchadse, K.Ehrhardt, A.Erhardt, W.Eyrich, H.Freiesleben, A.Gillitzer, J.Gottwald, R.Jakel, L.Karsch, K.Kilian, E.Kuhlmann, H.P.Morsch, C.Pizzolotto, S.Reimann, J.Ritman, E.Roderburg, W.Schroeder, M.Schulte-Wissermann, T.Sefzick, G.Y.Sun, A.Teufel, W.Ullrich, R.Wenzel, P.Wintz, P.Wustner, P.Zupranski, for the COSY-TOF Collaboration

Analyzing power Ay for ω meson production in proton-proton collisions

NUCLEAR REACTIONS 1H(polarized p, p'X), E at 3065 MeV/c; measured Ay(θ), missing mass spectra for ω meson production.

doi: 10.1016/j.physletb.2008.02.035
Citations: PlumX Metrics


2008AB11      Eur.Phys.J. A 36, 7 (2008)

M.Abdel-Bary, K.-Th.Brinkmann, H.Clement, E.Doroshkevich, S.Dshemuchadse, A.Erhardt, W.Eyrich, H.Freiesleben, A.Gillitzer, R.Jakel, L.Karsch, K.Kilian, E.Kuhlmann, K.Moller, H.P.Morsch, L.Naumann, N.Paul, C.Pizzolotto, J.Ritman, E.Roderburg, W.Schroeder, M.Schulte-Wissermann, Th.Sefzick, A.Teufel, A.Ucar, W.Ullrich, P.Wintz, P.Wustner, P.Zupranski, and the COSY-TOF Collaboration

Single π- production in np collisions for excess energies up to 90 MeV

NUCLEAR REACTIONS 1H(d, pX), E at 1.85 GeV/c; measured σ(θ), σ(E'), invariant mass distributions; deduced final state interaction effects.

doi: 10.1140/epja/i2007-10543-x
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2007AD02      Phys.Rev. C 75, 014004 (2007)

H.-H.Adam, I.Geck, A.Khoukaz, T.Lister, R.Santo, S.Steltenkamp, A.Taschner, E.Czerwinski, R.Czyzykiewicz, M.Janusz, L.Jarczyk, B.Kamys, P.Klaja, P.Moskal, C.Piskor-Ignatowicz, J.Przerwa, J.Smyrski, D.Grzonka, K.Kilian, W.Oelert, T.Sefzick, P.Winter, M.Wolke, P.Wustner, A.Budzanowski, T.Rozek, M.Siemaszko, W.Zipper

Hadronic 3Heη production near threshold

NUCLEAR REACTIONS 2H(p, X)3He, E at 1.58-1.66 GeV/c; measured η-meson production associated σ, σ(E, θ); deduced final state interaction effects.

doi: 10.1103/PhysRevC.75.014004
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2007CZ01      Phys.Rev.Lett. 98, 122003 (2007)

R.Czyzykiewicz, P.Moskal, H.-H.Adam, A.Budzanowski, E.Czerwinski, D.Gil, D.Grzonka, M.Hodana, M.Janusz, L.Jarczyk, B.Kamys, A.Khoukaz, K.Kilian, P.Klaja, B.Lorentz, W.Oelert, C.Piskor-Ignatowicz, J.Przerwa, B.Rejdych, J.Ritman, T.Sefzick, M.Siemaszko, J.Smyrski, A.Taschner, K.Ulbrich, P.Winter, M.Wolke, P.Wustner, W.Zipper

Mechanism of Near-Threshold Production of the η Meson

NUCLEAR REACTIONS 1H(polarized p, pX), E ≈ threshold; measured η-meson production Ay(θ); deduced reaction mechanism features.

doi: 10.1103/PhysRevLett.98.122003
Citations: PlumX Metrics


2007SM02      Nucl.Phys. A790, 438c (2007)

J.Smyrski, H.-H.Adam, A.Budzanowski, E.Czerwinski, R.Czyzykiewicz, D.Gil, D.Grzonka, M.Janusz, L.Jarczyk, B.Kamys, A.Khoukaz, P.Klaja, P.Moskal, W.Oelert, C.Piskor-Ignatowicz, J.Przerwa, J.Ritman, T.Rozek, T.Sefzick, M.Siemaszko, A.Taschner, P.Winter, M.Wolke, P.Wustner, W.Zipper

Study of the 3He - η system in d - p collisions

NUCLEAR REACTIONS 1H(d, 3HeX), E at 3.095-3.180 GeV/c; measured neutral pion and ν-meson production, associated missing mass spectra, threshold excitation curve.

doi: 10.1016/j.nuclphysa.2007.03.137
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2006CZ02      Acta Phys.Slovaca 56, 387 (2006)

R.Czyzykiewicz, P.Moskal, H.-H.Adam, A.Budzanowski, E.Czerwinski, D.Gil, D.Grzonka, M.Janusz, L.Jarczyk, B.Kamys, A.Khoukaz, K.Kilian, P.Klaja, B.Lorentz, J.Majewski, W.Oelert, C.Piskor-Ignatowicz, J.Przerwa, J.Ritman, H.Rohdjess, T.Rozek, R.Santo, T.Sefzick, M.Siemaszko, J.Smyrski, A.Taschner, K.Ulbrich, P.Winter, M.Wolke, P.Wustner, Z.Zhang, W.Zipper

The analysing power for the (p(pol), p) → ppη reaction at Q = 10 MeV

NUCLEAR REACTIONS 1H(polarized p, pX), E at 2010 MeV/c; measured η-meson production associated missing mass spectra, analyzing power.


2006KL06      Acta Phys.Slovaca 56, 251 (2006)

P.Klaja, P.Moskal, H.-H.Adam, A.Budzanowski, E.Czerwinski, R.Czyzykiewicz, D.Gil, D.Grzonka, M.Janusz, L.Jarczyk, B.Kamys, A.Khoukaz, K.Kilian, J.Majewski, W.Migdal, W.Oelert, C.Piskor-Ignatowicz, J.Przerwa, J.Ritman, T.Rozek, R.Santo, T.Sefzick, M.Siemaszko, J.Smyrski, A.Taschner, P.Winter, M.Wolke, P.Wustner, Z.Zhang, W.Zipper

Correlation femtoscopy for studying η meson production mechanism

NUCLEAR REACTIONS 1H(p, pX), E=high; measured η-meson production associated invariant mass spectra, proton-proton correlation; deduced emission source size.


2006MO10      J.Phys.(London) G32, 629 (2006)

P.Moskal, H.-H.Adam, A.Budzanowski, R.Czyzykiewicz, D.Grzonka, M.Janusz, L.Jarczyk, T.Johansson, B.Kamys, P.Klaja, A.Khoukaz, K.Kilian, J.Majewski, W.Oelert, C.Piskor-Ignatowicz, J.Przerwa, J.Ritman, T.Rozek, T.Sefzick, M.Siemaszko, J.Smyrski, A.Taschner, J.Wessels, P.Winter, M.Wolke, P.Wustner, Z.Zhang, W.Zipper

A method to disentangle single- and multi-meson production in missing mass spectra from quasi-free pn → pnX reactions

NUCLEAR REACTIONS 2H(p, npX), E at 2 GeV/c; calculated missing mass spectra, multi-pion and single-meson production contributions.

doi: 10.1088/0954-3899/32/5/003
Citations: PlumX Metrics


2006SM03      Acta Phys.Slovaca 56, 213 (2006)

J.Smyrski, H.-H.Adam, A.Budzanowski, E.Czerwinski, R.Czyzykiewicz, D.Gil, D.Grzonka, A.Heczko, M.Janusz, L.Jarczyk, B.Kamys, A.Khoukaz, K.Kilian, P.Klaja, J.Majewski, P.Moskal, W.Oelert, C.Piskor-Ignatowicz, J.Przerwa, J.Ritman, T.Rozek, R.Santo, T.Sefzick, M.Siemaszko, A.Taschner, P.Winter, M.Wolke, P.Wustner, Z.Zhang, W.Zipper

Study of the 3He - η system in d - p collisions at COSY-11

NUCLEAR REACTIONS 1H(d, 3HeX), E at 3.095-3.180 GeV/c; measured neutral pion and η-meson production associated missing mass spectra, threshold excitation curve.


2006WI06      Phys.Lett. B 635, 23 (2006)

P.Winter, M.Wolke, H.-H.Adam, A.Budzanowski, R.Czyzykiewicz, D.Grzonka, M.Janusz, L.Jarczyk, B.Kamys, A.Khoukaz, K.Kilian, P.Klaja, P.Moskal, W.Oelert, C.Piskor-Ignatowicz, J.Przerwa, J.Ritman, T.Rozek, T.Sefzick, M.Siemaszko, J.Smyrski, A.Taschner, P.Wustner, Z.Zhang, W.Zipper

Kaon pair production close to threshold

NUCLEAR REACTIONS 1H(p, pK+K-), E at 3.333, 3.390 GeV/c; measured kaon pair and proton-kaon invariant mass spectra, total σ; deduced reaction mechanism features.

doi: 10.1016/j.physletb.2006.02.037
Citations: PlumX Metrics


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


2004KH07      Eur.Phys.J. A 20, 345 (2004)

A.Khoukaz, I.Geck, C.Quentmeier, H.H.Adam, A.Budzanowski, R.Czyzykiewicz, D.Grzonka, L.Jarczyk, K.Kilian, P.Kowina, N.Lang, T.Lister, P.Moskal, W.Oelert, C.Piskor-Ignatowicz, T.Rozek, R.Santo, G.Schepers, T.Sefzick, S.Sewerin, M.Siemaszko, J.Smyrski, A.Strzalkowski, A.Taschner, P.Winter, M.Wolke, P.Wustner, W.Zipper

Total and differential cross-sections for the pp → ppη' reaction near threshold

NUCLEAR REACTIONS 1H(p, p'X), E ≈ threshold; measured η' meson production σ, σ(θ), missing-mass spectra.

doi: 10.1140/epja/i2003-10155-6
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0793.


2004KO59      Eur.Phys.J. A 22, 293 (2004)

P.Kowina, M.Wolke, H.-H.Adam, A.Budzanowski, R.Czyzykiewicz, D.Grzonka, J.Haidenbauer, M.Janusz, L.Jarczyk, A.Khoukaz, K.Kilian, P.Moskal, W.Oelert, C.Piskor-Ignatowicz, J.Przerwa, C.Quentmeier, T.Rozek, R.Santo, G.Schepers, T.Sefzick, M.Siemaszko, J.Smyrski, S.Steltenkamp, A.Strzakowski, P.Winter, P.Wustner, W.Zipper

Energy dependence of the Λ/Σ0 production cross-section ratio in p-p interactions

NUCLEAR REACTIONS 1H(p, pK+X), E ≈ threshold; measured hyperon production associated missing mass spectra, total σ. Comparison with model predictions.

doi: 10.1140/epja/i2003-10236-6
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2004MO08      Phys.Rev. C 69, 025203 (2004)

P.Moskal, H.-H.Adam, A.Budzanowski, R.Czyzykiewicz, D.Grzonka, M.Janusz, L.Jarczyk, B.Kamys, A.Khoukaz, K.Kilian, P.Kowina, K.Nakayama, W.Oelert, C.Piskor-Ignatowicz, J.Przerwa, T.Rozek, R.Santo, G.Schepers, T.Sefzick, M.Siemaszko, J.Smyrski, S.Steltenkamp, A.Taschner, P.Winter, M.Wolke, P.Wustner, W.Zipper

Experimental study of pp η dynamics in the pp → pp η reaction

NUCLEAR REACTIONS 1H(p, pX), E at 2.027 GeV/c; measured η-meson production associated invariant mass spectra, σ(θ), σ; deduced reaction mechanism features.

doi: 10.1103/PhysRevC.69.025203
Citations: PlumX Metrics


2004TA01      Nucl.Instrum.Methods Phys.Res. B214, 22 (2004)

J.N.Tan, N.S.Bowden, G.Gabrielse, P.Oxley, A.Speck, C.H.Storry, M.Wessels, D.Grzonka, W.Oelert, G.Schepers, T.Sefzick, J.Walz, H.Pittner, T.W.Hansch, E.A.Hessels, and the ATRAP Collaboration

Observations of cold antihydrogen

doi: 10.1016/S0168-583X(03)01777-4
Citations: PlumX Metrics


2003HO09      Phys.Scr. T104, 15 (2003)

B.Hoistad, H.Calen, K.Fransson, L.Gustafsson, S.Haggstrom, A.Johansson, J.Johanson, T.Johansson, A.Khoukaz, S.Kullander, R.Ruber, J.Zlomanczuk, C.Ekstrom, R.Bilger, W.Brodowski, H.Clement, G.J.Wagner, W.Oelert, T.Sefzick, J.Greiff, I.Koch, W.Scobel, A.Kupsc, P.Marciniewski, J.Stepaniak, B.Morosov, A.Povtorejko, A.Sukhanov, J.Zabierowski, B.Shwartz, and the PROMICE-WASA Collaboration

Two-Pion Production in Proton-Proton Collisions near Threshold

NUCLEAR REACTIONS 1H(p, π+π-), (p, 2π0), (p, π+π0), E=650-775 MeV; measured total σ, σ(θ), invariant mass spectra; deduced resonance contribution, other reaction mechanism features.


2003KO73      Eur.Phys.J. A 18, 351 (2003)

P.Kowina, M.Wolke, H.-H.Adam, A.Budzanowski, R.Czyzykiewicz, D.Grzonka, M.Janusz, L.Jarczyk, B.Kamys, A.Khoukaz, K.Kilian, T.Lister, P.Moskal, W.Oelert, T.Rozek, R.Santo, G.Schepers, T.Sefzick, M.Siemaszko, J.Smyrski, S.Steltenkamp, A.Strzalkowski, P.Winter, P.Wustner, W.Zipper

Associated strangeness production at threshold

doi: 10.1140/epja/i2002-10234-2
Citations: PlumX Metrics


2003MO15      J.Phys.(London) G29, 2235 (2003)

P.Moskal, H.-H.Adam, A.Budzanowski, R.Czyzykiewicz, D.Grzonka, M.Janusz, L.Jarczyk, B.Kamys, A.Khoukaz, K.Kilian, C.Kolf, P.Kowina, T.Lister, W.Oelert, C.Piskor-Ignatowicz, J.Przerwa, C.Quentmeier, T.Rozek, R.Santo, G.Schepers, T.Sefzick, M.Siemaszko, J.Smyrski, A.Strzalkowski, A.Taschner, P.Winter, M.Wolke, P.Wustner, W.Zipper

Upper limit for the cross-section of the overlapping scalar resonances f0(980) and a0(980) produced in proton-proton collisions in the range of the reaction threshold

NUCLEAR REACTIONS 1H(p, p'X), E at 3214-3283 MeV/c; measured missing mass spectra, resonance production σ upper limit.

doi: 10.1088/0954-3899/29/9/317
Citations: PlumX Metrics


2003MO33      Nucl.Phys. A721, 657c (2003)

P.Moskal, H.-H.Adam, A.Budzanowski, R.Czyzykiewicz, D.Grzonka, M.Janusz, L.Jarczyk, B.Kamys, A.Khoukaz, K.Kilian, P.Kowina, T.Lister, W.Oelert, T.Rozek, R.Santo, G.Schepers, T.Sefzick, M.Siemaszko, J.Smyrski, S.Steltenkamp, A.Strzalkowski, P.Winter, M.Wolke, P.Wustner, W.Zipper

Hadronic interaction of η and η' mesons with nucleons

NUCLEAR REACTIONS 1H(p, p'X), E*=15.5 MeV; calculated η meson production associated invariant mass, σ(θ), final state interaction effects.

doi: 10.1016/S0375-9474(03)01146-1
Citations: PlumX Metrics


2003MO38      Eur.Phys.J. A 18, 335 (2003)

P.Moskal, H.-H.Adam, A.Budzanowski, R.Czyzykiewicz, D.Grzonka, M.Janusz, L.Jarczyk, B.Kamys, A.Khoukaz, K.Kilian, P.Kowina, T.Lister, W.Oelert, T.Rozek, R.Santo, G.Schepers, T.Sefzick, M.Siemaszko, J.Smyrski, S.Steltenkamp, A.Strzalkowski, P.Winter, M.Wolke, P.Wustner, W.Zipper

Eta physics at threshold

NUCLEAR REACTIONS 1H(p, pX), E ≈ threshold; analyzed η-meson production σ, invariant mass spectra.

doi: 10.1140/epja/i2002-10231-5
Citations: PlumX Metrics


2003WI14      Eur.Phys.J. A 18, 355 (2003)

P.Winter, H.-H.Adam, A.Budzanowski, R.Czyzykiewicz, D.Grzonka, M.Janusz, L.Jarczyk, B.Kamys, A.Khoukaz, K.Kilian, P.Kowina, T.Lister, P.Moskal, W.Oelert, C.Piskor-Ignatowicz, T.Rozek, R.Santo, G.Schepers, T.Sefzick, M.Siemaszko, J.Smyrski, S.Steltenkamp, A.Strzalkowski, A.Taschner, M.Wolke, P.Wustner, W.Zipper

First close-to-threshold measurement of the analysing power Ay in the reaction p(pol)p → ppη

NUCLEAR REACTIONS 1H(polarized p, pX), E at 2.096 GeV/c; measured η-meson production Ay(θ).

doi: 10.1140/epja/i2002-10237-y
Citations: PlumX Metrics


2003WO12      Nucl.Phys. A721, 683c (2003)

M.Wolke, H.-H.Adam, A.Budzanowski, R.Czyzykiewicz, D.Grzonka, M.Janusz, L.Jarczyk, B.Kamys, A.Khoukaz, K.Kilian, P.Kowina, T.Lister, P.Moskal, W.Oelert, T.Rozek, R.Santo, G.Schepers, T.Sefzick, M.Siemaszko, J.Smyrski, S.Steltenkamp, A.Strzalkowski, P.Winter, P.Wustner, W.Zipper

Strangeness Production in Proton-Proton Collisions Close to Threshold

NUCLEAR REACTIONS 1H(p, K+X), E ≈ threshold; measured hyperon production σ.

doi: 10.1016/S0375-9474(03)01152-7
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2002GR06      Phys.Rev. C65, 034009 (2002)

J.Greiff, I.Koch, W.Scobel, H.Rohdjess, J.Dyring, K.Fransson, L.Gustafsson, S.Haggstrom, B.Hoistad, J.Johanson, A.Johansson, T.Johansson, A.Khoukaz, S.Kullander, R.J.M.Y.Ruber, J.Zlomanczuk, V.Dunin, B.Morosov, A.Sukhanov, A.Zernov, J.Stepaniak, R.Bilger, W.Brodowski, H.Clement, G.J.Wagner, H.Calen, C.Ekstrom, A.Kupsc, P.Marciniewski, J.Zabierowski, B.Shwartz, A.Sukhanov, W.Oelert, T.Sefzick, A.Turowiecki

Quasifree Bremsstrahlung in the dp → dpγ Reaction above the Pion Production Threshold

NUCLEAR REACTIONS 1H(d, dγ), E=437-559 MeV; measured Eγ, Iγ, (particle)γ-coin, σ; deduced reaction mechanism features. Kinematically complete measurement.

doi: 10.1103/PhysRevC.65.034009
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2002JO19      Nucl.Phys. A712, 75 (2002)

J.Johanson, R.Bilger, W.Brodowski, H.Calen, H.Clement, C.Ekstrom, K.Fransson, J.Greiff, L.Gustafsson, S.Haggstrom, B.Hoistad, A.Johansson, T.Johansson, A.Khoukaz, I.Koch, S.Kullander, A.Kupsc, P.Marciniewski, B.Morosov, W.Oelert, A.Povtorejko, R.Ruber, W.Scobel, T.Sefzick, B.Shwartz, J.Stepaniak, A.Sukhanov, G.J.Wagner, J.Zabierowski, J.Zlomanczuk

Two-pion production in proton-proton collisions near threshold

NUCLEAR REACTIONS 1H(p, pπ+π-), (p, pπ+π0), (p, p2π0), E=650-775 MeV; measured σ, σ(E), σ(θ), missing mass; deduced reaction mechanism features.

doi: 10.1016/S0375-9474(02)01187-9
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2002MO25      J.Phys.(London) G28, 1777 (2002)

P.Moskal, H.-H.Adam, A.Budzanowski, R.Czyzykiewicz, D.Grzonka, C.Kolf, L.Jarczyk, A.Khoukaz, K.Kilian, P.Kowina, N.Lang, T.Lister, W.Oelert, C.Quentmeier, R.Santo, G.Schepers, T.Sefzick, M.Siemaszko, J.Smyrski, A.Strzalkowski, P.Winter, M.Wolke, P.Wustner, W.Zipper

Experimental Results on Strangeness Production in Proton-Proton Collisions at COSY

NUCLEAR REACTIONS 1H(p, pK+X), E ≈ threshold; measured particle spectra, σ, hyperon production features.

doi: 10.1088/0954-3899/28/7/332
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2002WI12      Phys.Lett. 544B, 251 (2002); Erratum Phys.Lett. 553B, 339 (2003)

P.Winter, H.H.Adam, F.Bauer, A.Budzanowski, R.Czyzykiewicz, T.Gotz, D.Grzonka, L.Jarczyk, A.Khoukaz, K.Kilian, C.Kolf, P.Kowina, N.Lang, T.Lister, P.Moskal, W.Oelert, C.Quentmeier, T.Rozek, R.Santo, G.Schepers, T.Sefzick, M.Siemaszko, J.Smyrski, S.Steltenkamp, A.Strzalkowski, M.Wolke, P.Wustner, W.Zipper

Analysing power Ay in the reaction (p-pol)p → pp η close to threshold

NUCLEAR REACTIONS 1H(polarized p, pX), E at 2.096 GeV/c; measured η meson production associated invariant mass, Ay(θ); deduced reaction mechanism features.

doi: 10.1016/S0370-2693(02)02417-6
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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
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2001MO29      Phys.Lett. 517B, 295 (2001)

P.Moskal, H.-H.Adam, A.Budzanowski, T.Gotz, D.Grzonka, L.Jarczyk, A.Khoukaz, K.Kilian, C.Kolf, P.Kowina, N.Lang, T.Lister, W.Oelert, C.Quentmeier, R.Santo, G.Schepers, T.Sefzick, M.Siemaszko, J.Smyrski, S.Steltenkamp, A.Strzalkowski, P.Winter, M.Wolke, P.Wustner, W.Zipper

On the Close to Threshold Meson Production in Neutron-Neutron Collisions

doi: 10.1016/S0370-2693(01)01016-4
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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
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2001QU02      Phys.Lett. 515B, 276 (2001)

C.Quentmeier, H.-H.Adam, J.T.Balewski, A.Budzanowski, D.Grzonka, L.Jarczyk, A.Khoukaz, K.Kilian, P.Kowina, N.Lang, T.Lister, P.Moskal, W.Oelert, R.Santo, G.Schepers, T.Sefzick, S.Sewerin, M.Siemaszko, J.Smyrski, A.Strzalkowski, M.Wolke, P.Wustner, W.Zipper

Near Threshold K+K- Meson-Pair Production in Proton-Proton Collisions

NUCLEAR REACTIONS 1H(p, pK+K-), E ≈ threshold; measured invariant mass spectra, angular distributions, total σ. Comparisons with model predictions.

doi: 10.1016/S0370-2693(01)00878-4
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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
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2000BI10      Nucl.Phys. A663-664, 1073c (2000)

R.Bilger, M.Blom, D.Bogoslawsky, A.Bondar, W.Brodowski, H.Calen, I.Chuvilo, H.Clement, V.Dunin, J.Dyring, C.Ekstrom, K.Fransson, C.-J.Friden, L.Gustafsson, S.Haggstrom, B.Hoistad, M.Jacewicz, J.Johanson, A.Johansson, T.Johansson, A.Khoukaz, K.Kilian, N.Kimura, I.Koch, G.Kolachev, M.Komogorov, S.Kullander, A.Kupsc, L.Kurdadze, A.Kuzmin, A.Kuznetsov, P.Marciniewski, A.Martemyanov, B.Martemyanov, B.Morosov, A.Mortsell, A.Nawrot, W.Oelert, S.Oreshkin, Y.Petukhov, A.Povtorejko, K.Przestrzelska, J.Patzold, D.Reistad, R.J.M.Y.Ruber, V.Sandukovsky, U.Schuberth, T.Sefzick, V.Sidorov, B.Shwartz, V.Sopov, J.Stepaniak, A.Sukhanov, A.Sukhanov, P.Sundberg, V.Tchernyshev, V.Tikhomirov, A.Turowiecki, G.Wagner, Z.Wilhelmi, A.Yamamoto, H.Yamaoka, J.Zabierowski, A.Zernov, J.Zlomanczuk

The WASA Detector at CELSIUS

doi: 10.1016/S0375-9474(99)00773-3
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2000GR31      Phys.Rev. C62, 064002 (2000)

J.Greiff, I.Koch, W.Scobel, H.Rohdjess, J.Dyring, K.Fransson, L.Gustafsson, S.Haggstrom, B.Hoistad, J.Johanson, A.Johansson, T.Johansson, A.Khoukaz, S.Kullander, R.J.M.Y.Ruber, J.Zlomanczuk, V.Dunin, B.Morosov, A.Sukhanov, A.Zernov, A.Kupsc, P.Marciniewski, J.Stepaniak, R.Bilger, W.Brodowski, H.Clement, G.J.Wagner, H.Calen, C.Ekstrom, J.Zabierowski, B.Shwartz, A.Sukhanov, W.Oelert, T.Sefzick, A.Turowiecki

Pion Production in dp → dNπ Reactions with Deuteron Projectiles

NUCLEAR REACTIONS 1H(d, dπ0), (d, dπ+), E=437-559 MeV; measured particle spectra, angular distributions, total σ; deduced reaction mechanism features. Kinematically complete measurement.

doi: 10.1103/PhysRevC.62.064002
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2000KH09      Nucl.Phys. A663-664, 565c (2000)

A.Khoukaz, H.-H.Adam, J.T.Balewski, A.Budzanowski, C.Goodman, D.Grzonka, L.Jarczyk, M.Jochmann, K.Kilian, N.Lang, T.Lister, P.Moskal, W.Oelert, C.Quentmeier, R.Santo, G.Schepers, U.Seddik, T.Sefzick, S.Sewerin, J.Smyrski, A.Strzalkowski, M.Wolke, P.Wustner, D.Wyrwa

Near Threshold Production of η, η' and Charged Kaon Pairs in Proton-Proton Collisions

NUCLEAR REACTIONS 1H(p, X), E ≈ threshold; measured η meson, kaon pair production σ.

doi: 10.1016/S0375-9474(99)00657-0
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2000MO03      Phys.Lett. 474B, 416 (2000)

P.Moskal, H.-H.Adam, J.T.Balewski, V.Baru, A.Budzanowski, D.Grzonka, J.Haidenbauer, L.Jarczyk, A.Khoukaz, K.Kilian, M.Kohler, P.Kowina, A.Kudryavtsev, N.Lang, T.Lister, W.Oelert, C.Quentmeier, R.Santo, G.Schepers, T.Sefzick, S.Sewerin, M.Siemaszko, J.Smyrski, A.Strzalkowski, M.Wolke, P.Wustner, W.Zipper

Energy Dependence of the Near-Threshold Total Cross-Section for the pp → ppη' Reaction

NUCLEAR REACTIONS 1H(p, p'X), E ≈ threshold; measured missing mass spectra, η' production σ; deduced reaction mechanism features.

doi: 10.1016/S0370-2693(00)00039-3
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2000MO14      Phys.Lett. 482B, 356 (2000)

P.Moskal, H.-H.Adam, J.T.Balewski, A.Budzanowski, J.Budzinski, D.Grzonka, L.Jarczyk, A.Khoukaz, K.Kilian, P.Kowina, N.Lang, T.Lister, W.Oelert, C.Quentmeier, R.Santo, G.Schepers, T.Sefzick, S.Sewerin, M.Siemaszko, J.Smyrski, A.Stralkowski, M.Wolke, P.Wustner, W.Zipper

S-Wave η'-Proton FSI; Phenomenological analysis of near-threshold production of π0, η, and η' mesons in proton-proton collisions

NUCLEAR REACTIONS 1H(p, pX), E ≈ threshold; analyzed pion, η meson production data; deduced reaction mechanism features.

doi: 10.1016/S0370-2693(00)00533-5
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2000MO27      Acta Phys.Pol. B31, 2277 (2000)

P.Moskal, H.-H.Adam, A.Budzanowski, D.Grzonka, L.Jarczyk, A.Khoukaz, K.Kilian, M.Kohler, P.Kowina, N.Lang, T.Lister, W.Oelert, C.Quentmeier, R.Santo, G.Schepers, T.Sefzick, S.Sewerin, M.Siemaszko, J.Smyrski, M.Sokolowski, A.Strzalkowski, M.Wolke, P.Wustner, W.Zipper

Proton-Proton Collisions at Production Thresholds

NUCLEAR REACTIONS 1H(p, p'X), E ≈ threshold; measured η, kaon production σ, missing mass spectra.


2000SE05      Nucl.Phys. A663-664, 473c (2000)

S.Sewerin, J.T.Balewski, A.Budzanowski, C.Goodman, D.Grzonka, L.Jarczyk, M.Jochmann, A.Khoukaz, K.Kilian, M.Kohler, T.Lister, P.Moskal, W.Oelert, C.Quentmeier, R.Santo, G.Schepers, U.Seddik, T.Sefzick, J.Smyrski, A.Strzalkowski, M.Wolke, P.Wustner, W.Eyrich, M.Fritsch, J.Haidenbauer, C.Hanhart, F.Stinzing, C.Wilkin, and the COSY-11 Collaboration

Near Threshold Hyperon-Production at COSY-11 in the Reactions pp → pK+Λ and pp → pK+Σ0

NUCLEAR REACTIONS 1H(p, K+X), E ≈ threshold; measured hyperon production associated invariant mass, σ.

doi: 10.1016/S0375-9474(99)00634-X
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2000SM02      Phys.Lett. 474B, 182 (2000)

J.Smyrski, P.Wustner, J.T.Balewski, A.Budzanowski, H.Dombrowski, D.Grzonka, L.Jarczyk, M.Jochmann, A.Khoukaz, K.Kilian, P.Kowina, M.Kohler, T.Lister, P.Moskal, W.Oelert, C.Quentmeier, R.Santo, G.Schepers, U.Seddik, T.Sefzick, S.Sewerin, A.Strzalkowski, M.Wolke

Near-Threshold η Meson Production in Proton-Proton Collisions

NUCLEAR REACTIONS 1H(p, X), E at 1.979-1.997 GeV/c; measured η meson production associated missing mass spectra, total σ. Comparison with theory.

doi: 10.1016/S0370-2693(99)01447-1
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1999BI29      Nucl.Phys. (Supplement) A654, 479c (1999)

R.Bilger, A.Bondar, W.Brodowski, H.Calen, H.Clement, J.Dyring, C.Ekstrom, K.Fransson, L.Gustafsson, S.Haggstrom, B.Hoistad, J.Johanson, A.Johansson, T.Johansson, K.Kilian, S.Kullander, A.Kupsc, A.Kuzmin, P.Marciniewski, B.Morosov, A.Mortsell, W.Oelert, A.Povtorejko, R.J.M.Y.Ruber, U.Schuberth, T.Sefzick, V.Sidorov, B.Shwartz, V.Sopov, J.Stepaniak, A.Sukhanov, A.Sukhanov, V.Tchernychev, A.Turowiecki, G.Wagner, Z.Wilhelmi, J.Zabierowski, A.Zernov, J.Zlomanczuk

Recent Results from the CELSIUS/WASA Collaboration on Meson Production in Proton-Hydrogen Collisions

NUCLEAR REACTIONS 1n(p, dX), E ≈ threshold; measured η-meson production associated σ, invariant mass spectra. Quasifree reaction.

doi: 10.1016/S0375-9474(00)88482-1
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1999CA28      Phys.Lett. 458B, 190 (1999)

H.Calen, J.Dyring, G.Faldt, K.Fransson, L.Gustafsson, S.Haggstrom, B.Hoistad, J.Johanson, A.Johansson, T.Johansson, S.Kullander, A.Mortsell, R.Ruber, J.Zlomanczuk, C.Ekstrom, K.Kilian, W.Oelert, T.Sefzick, R.Bilger, W.Brodowski, H.Clement, G.J.Wagner, A.Bondar, A.Kuzmin, B.Shwartz, V.Sidorov, A.Sukhanov, V.Dunin, B.Morosov, A.Povtorejko, A.Sukhanov, A.Zernov, A.Kupsc, P.Marciniewski, J.Stepaniak, J.Zabierowski, A.Turowiecki, Z.Wilhelmi, C.Wilkin

Higher Partial Waves in pp → ppη Near Threshold

NUCLEAR REACTIONS 1H(p, pX), E=1295, 1350 MeV; measured η production σ(E, θ); deduced final state interaction, higher partial wave contributions.

doi: 10.1016/S0370-2693(99)00613-9
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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
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1999SE11      Phys.Rev.Lett. 83, 682 (1999)

S.Sewerin, G.Schepers, J.T.Balewski, A.Budzanowski, W.Eyrich, M.Fritsch, C.Goodman, D.Grzonka, J.Haidenbauer, C.Hanhart, M.Hofmann, L.Jarczyk, M.Jochmann, A.Khoukaz, K.Kilian, M.Kohler, T.Lister, P.Moskal, W.Oelert, I.Pellmann, C.Quentmeier, R.Santo, U.Seddik, T.Sefzick, J.Smyrski, F.Stinzing, A.Strzalkowski, C.Wilkin, M.Wolke, P.Wustner, D.Wyrwa

Comparison of Λ and Σ0 Production Near Threshold in Proton-Proton Collisions

NUCLEAR REACTIONS 1H(p, K+X), E ≈ threshold; measured Λ, Σ hyperon production associated missing mass spectra; deduced final state interaction role.

doi: 10.1103/PhysRevLett.83.682
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1998BA24      Phys.Lett. 420, 211 (1998)

J.T.Balewski, A.Budzanowski, H.Dombrowski, W.Eyrich, C.Goodman, D.Grzonka, J.Haidenbauer, C.Hanhart, J.Hauffe, L.Jarczyk, M.Jochmann, A.Khoukaz, K.Kilian, M.Kohler, A.Kozela, T.Lister, A.Metzger, P.Moskal, W.Oelert, C.Quentmeier, R.Santo, G.Schepers, U.Seddik, T.Sefzick, J.Smyrski, M.Sokolowski, F.Stinzing, A.Strzalkowski, C.Thomas, S.Wirth, M.Wolke, R.Woodward, P.Wustner, D.Wyrwa

Total Cross Section of the Reaction pp → pK+ Λ Close to Threshold

NUCLEAR REACTIONS 1H(p, pX), E at 2.3 GeV/c; measured total σ vs excess energy for pK+Λ final state; deduced reaction mechanism features.

doi: 10.1016/S0370-2693(97)01527-X
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1998BA36      Eur.Phys.J. A 2, 99 (1998)

J.T.Balewski, A.Budzanowski, C.Goodman, D.Grzonka, M.Hofmann, L.Jarczyk, A.Khoukaz, K.Kilian, T.Lister, P.Moskal, W.Oelert, I.A.Pellmann, C.Quentmeier, R.Santo, G.Schepers, T.Sefzick, S.Sewerin, J.Smyrski, A.Strzalkowski, C.Thomas, C.Wilkin, M.Wolke, P.Wustner, D.Wyrwa

Low-Energy Λ-p Scattering Parameters from the pp → pK+Λ Reaction

NUCLEAR REACTIONS 1H(p, K+X), E ≈ threshold; measured Λ-associated missing mass distributions; deduced Λ-p scattering parameters.

doi: 10.1007/s100500050095
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1998BI17      Acta Phys.Pol. B29, 2981 (1998)

R.Bilger, A.Bondar, W.Brodowski, H.Calen, H.Clement, J.Dyring, C.Ekstrom, K.Fransson, L.Gustafsson, S.Haggstrom, B.Hoistad, J.Johanson, A.Johansson, T.Johansson, K.Kilian, S.Kullander, A.Kupsc, A.Kuzmin, P.Marciniewski, B.Morosov, A.Mortsell, W.Oelert, A.Povtorejko, R.J.M.Y.Ruber, U.Schuberth, T.Sefzick, V.Sidorov, B.Shwartz, V.Sopov, J.Stepaniak, A.Sukhanov, A.Sukhanov, V.Tchernyshev, A.Turowiecki, G.Wagner, Z.Wilhelmi, J.Zabierowski, A.Zernov, J.Zlomanczuk

Threshold Eta Production in pN Reactions at CELSIUS

NUCLEAR REACTIONS 2H(p, X), E=1295 MeV; measured η production associated invariant mass spectra. 1n(p, X), E ≈ 1295 MeV; deduced η production σ from quasifree neutron.


1998CA05      Phys.Rev.Lett. 80, 2069 (1998)

H.Calen, J.Dyring, K.Fransson, L.Gustafsson, S.Haggstrom, B.Hoistad, J.Johanson, A.Johansson, T.Johansson, A.Khoukaz, S.Kullander, R.J.M.Y.Ruber, J.Zlomanczuk, B.Morosov, A.Povtorejko, A.Sukhanov, A.Zernov, A.Kupsc, P.Marciniewski, J.Stepaniak, R.Bilger, W.Brodowski, H.Clement, G.J.Wagner, C.Ekstrom, J.Zabierowski, A.Bondar, A.Kuzmin, B.Schwartz, V.Sidorov, A.Sukhanov, A.Turowiecki, Z.Wilhelmi, K.Kilian, W.Oelert, T.Sefzick, V.Sopov, V.Tchernyshev

Threshold Structure of the Quasifree p + n → d + η Reaction

NUCLEAR REACTIONS 1n(p, dX), E=1295 MeV; measured near-threshold η-production σ(E). Deuterium target, quasifree reaction.

doi: 10.1103/PhysRevLett.80.2069
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1998CA42      Phys.Rev. C58, 2667 (1998)

H.Calen, J.Dyring, K.Fransson, L.Gustafsson, S.Haggstrom, B.Hoistad, A.Johansson, T.Johansson, S.Kullander, A.Mortsell, R.Ruber, U.Schuberth, J.Zlomanczuk, C.Ekstrom, K.Kilian, W.Oelert, T.Sefzick, R.Bilger, W.Brodowski, H.Clement, G.J.Wagner, A.Bondar, A.Kuzmin, B.Shwartz, V.Sidorov, A.Sukhanov, A.Kupsc, P.Marciniewski, J.Stepaniak, V.Dunin, B.Morosov, A.Povtorejko, A.Sukhanov, A.Zernov, J.Zabierowski, A.Turowiecki, Z.Wilhelmi

Measurement of the Quasifree pn → pn η Reaction

NUCLEAR REACTIONS 2H(p, pX), E=1350 MeV; measured quasifree η-meson production σ, σ(Q).

doi: 10.1103/PhysRevC.58.2667
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1998MO07      Phys.Rev.Lett. 80, 3202 (1998)

P.Moskal, J.T.Balewski, A.Budzanowski, H.Dombrowski, C.Goodman, D.Grzonka, J.Haidenbauer, C.Hanhart, L.Jarczyk, M.Jochmann, A.Khoukaz, K.Kilian, M.Kohler, A.Kozela, T.Lister, U.-G.Meissner, N.Nikolaev, W.Oelert, C.Quentmeier, R.Santo, G.Schepers, U.Seddik, T.Sefzick, J.Smyrski, M.Sokolowski, A.Strzalkowski, C.Thomas, M.Wolke, P.Wustner, D.Wyrwa

η' Production in Proton-Proton Scattering Close to Threshold

NUCLEAR REACTIONS 1H(p, pX), E at 3.2 GeV/c; measured η' production σ; deduced coupling constant.

doi: 10.1103/PhysRevLett.80.3202
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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
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1997BA89      Nucl.Phys. A626, 85c (1997)

J.Balewski, S.Brauksiepe, A.Budzanowski, H.Dombrowski, C.Goodman, D.Grzonka, J.Haidenbauer, C.Hanhart, A.Hardt, L.Jarczyk, M.Jochmann, A.Khoukaz, K.Kilian, M.Kohler, A.Kozela, T.Lister, R.Maier, P.Moskal, W.Oelert, D.Prasuhn, C.Quentmeier, R.Santo, G.Schepers, U.Seddik, T.Sefzick, J.Smyrski, M.Sokolowski, A.Strzalkowski, M.Wolke, P.Wustner

Threshold Measurements at the Internal Experimental Facility COSY-11

NUCLEAR REACTIONS 1H(p, 2pX), E not given; measured strangeness production associated missing mass spectra; 1H(p, pX), E at 2.345 GeV/c; measured K+Λ associated events yield.

doi: 10.1016/S0375-9474(97)00524-1
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1997CA46      Phys.Rev.Lett. 79, 2642 (1997)

H.Calen, J.Dyring, K.Fransson, L.Gustafsson, S.Haggstrom, B.Hoistad, A.Johansson, T.Johansson, S.Kullander, A.Mortsell, R.J.M.Y.Ruber, U.Schuberth, J.Zlomanczuk, C.Ekstrom, K.Kilian, W.Oelert, V.Renken, T.Sefzick, A.Bondar, A.Kuzmin, B.Schwartz, V.Sidorov, A.Sukhanov, A.Kupsc, P.Marciniewski, J.Stepaniak, V.Dunin, B.Morosov, A.Povtorejko, A.Sukhanov, A.Zernov, J.Zabierowski, Z.Wilhelmi

Measurement of the Quasifree p + n → d + η Reaction Near Threshold

NUCLEAR REACTIONS 1H(p, X), E=1350 MeV; 1n(p, X), E=1350 MeV; measured total η-production σ vs (Q(cm)). Deuteron target, quasifree reaction.

doi: 10.1103/PhysRevLett.79.2642
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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
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1996BA75      Yad.Fiz. 59, No 9, 1568 (1996); Phys.Atomic Nuclei 59, 1509 (1996)

G.Baur, R.Broders, M.Dahmen, D.Grzonka, K.Kilian, W.Oelert, K.Rohrich, M.Rook, K.Sachs, T.Sefzick, O.Steinkamp, M.Wolke, M.Chanel, C.Lacroix, P.Lefevre, D.Mohl, G.Molinari

Search for Antihydrogen at LEAR


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
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1996BA83      Phys.Lett. 388B, 859 (1996)

J.T.Balewski, A.Budzanowski, H.Dombrowski, C.Goodman, D.Grzonka, J.Haidenbauer, C.Hanhart, L.Jarczyk, M.Jochmann, A.Khoukaz, K.Kilian, M.Kohler, A.Kozela, T.Lister, R.Maier, P.Moskal, W.Oelert, D.Prasuhn, C.Quentmeier, R.Santo, G.Schepers, U.Seddik, T.Sefzick, J.Smyrski, M.Sokolowski, A.Strzalkowski, M.Wolke, P.Wustner

Λ-Hyperon Production via the pp → pK+Λ Rection 2 MeV Above Threshold

NUCLEAR REACTIONS 1H(p, pX), E at 2.345 GeV/c; measured total σ for K+Λ production; deduced phenomenological parametrizations insufficiency.

doi: 10.1016/S0370-2693(96)01360-3
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1996BB16      Acta Phys.Pol. B27, 2911 (1996)

J.T.Balewski, R.Bilger, A.Budzanowski, H.Clement, K.H.Diart, H.Dombrowski, K.Fohl, C.Goodman, D.Grzonka, H.Gutschmidt, K.Heitlinger, L.Jarczyk, M.Jochmann, M.Karnadi, A.Khoukaz, K.Kilian, M.Kohler, A.Kozela, T.Lister, P.Moskal, R.Nellen, W.Oelert, C.Quentmeier, R.Santo, D.Schapler, G.Schepers, U.Seddik, T.Sefzick, J.Smyrski, M.Sokolowski, A.Strzalkowski, M.Wolke, G.J.Wagner, K.H.Watzlawik, P.Wustner, K.Zwoll

Meson Production in p + p Interaction at Threshold


1995HA38      Phys.Rev. C52, 3496 (1995)

J.Haidenbauer, K.Holinde, K.Kilian, T.Sefzick, A.W.Thomas

Weak Strangeness Production in Nucleon-Nucleon Scattering

NUCLEAR REACTIONS 1n(p, X), (polarized p, X), E at 900-1200 MeV/c; calculated weak strangeness production σ, total asymmetry vs proton momentum σ(θ).

doi: 10.1103/PhysRevC.52.3496
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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
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1993RO29      Acta Phys.Pol. B24, 1629 (1993)

E.Roderburg, R.Bilger, H.Brand, S.Brand, H.Clement, M.Dahmen, P.Cloth, V.Druke, W.Eyrich, H.Freiesleben, D.Filges, P.Jahn, K.Kilian, M.Kirsch, H.Koch, R.A.Kraft, J.Krug, E.Kuhlmann, S.Lange, H.Machner, H.Matthay, P.Michel, K.Moller, H.P.Morsch, C.Nake, B.Naumann, L.Naumann, W.Oelert, N.Paul, P.Ringe, E.Roderburg, K.Rohrich, A.Roser, M.Rogge, G.Schmidt, T.Sefzick, M.Steinke, F.Stinzing, V.Stobik, R.Stratmann, P.Turek, S.Wirtz, and the COSY-TOF Collaboration

Studies of (Eta) and (Eta') Measurements with the Time of Flight Spectrometer at COSY

NUCLEAR REACTIONS 2H(p, X), E at 0.88-1.5 GeV/c; compiled, reviewed, calculated eta production data. Monte Carlo simulations.


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