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NSR database version of May 1, 2024.

Search: Author = J.Ritman

Found 47 matches.

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2024AB01      Eur.Phys.J. A 60, 18 (2024)

R.Abou Yassine, O.Arnold, M.Becker, P.Bergmann, A.Blanco, C.Blume, M.Bohmer, N.Carolino, L.Chlad, P.Chudoba, I.Ciepal, J.Dreyer, W.Esmail, L.Fabbietti, P.Fonte, J.Friese, I.Frohlich, T.Galatyuk, J.A.Garzon, M.Grunwald, M.Gumberidze, S.Harabasz, C.Hohne, F.Hojeij, R.Holzmann, H.Huck, M.Idzik, B.Kampfer, B.Kardan, V.Kedych, I.Koenig, W.Koenig, M.Kohls, J.Kolas, G.Korcyl, G.Kornakov, R.Kotte, W.Krueger, A.Kugler, T.Kunz, R.Lalik, F.Linz, L.Lopes, M.Lorenz, A.Malige, J.Markert, V.Metag, J.Michel, A.Molenda, C.Muntz, M.Nabroth, L.Naumann, K.Nowakowski, J.  Orlinski, J.-H.Otto, Y.Parpottas, M.Parschau, V.Pechenov, O.Pechenova, K.Piasecki, J.Pietraszko, A.Prozorov, W.Przygoda, B.Ramstein, N.Rathod, J.Ritman, A.Rost, A.Rustamov, P.Salabura, N.Schild, E.Schwab, F.Seck, U.Singh, S.Spies, M.Stefaniak, H.Strobele, J.Stroth, C.Sturm, K.Sumara, O.Svoboda, M.Szala, P.Tlusty, M.Traxler, H.Tsertos, V.Wagner, A.A.Weber, C.Wendisch, H.P.Zbroszczyk, E.Zherebtsova, M.Zielinski, P.Zumbruch

Investigation of the Σ⁰ Production Mechanism in p(3.5 GeV)+p Collisions

doi: 10.1140/epja/s10050-023-01214-1
Citations: PlumX Metrics

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

2016LU01      Nucl.Phys. A948, 93 (2016)

M.F.M.Lutz, J.S.Lange, M.Pennington, D.Bettoni, N.Brambilla, V.Crede, S.Eidelman, A.Gillitzer, W.Gradl, C.B.Lang, V.Metag, T.Nakano, J.Nieves, S.Neubert, M.Oka, S.L.Olsen, M.Pappagallo, S.Paul, M.Pelizaus, A.Pilloni, E.Prencipe, J.Ritman, S.Ryan, Ul.Thoma, U.Uwer, W.Weise

Resonances in QCD

doi: 10.1016/j.nuclphysa.2016.01.070
Citations: PlumX Metrics

2016UZ03      Phys.Rev. C 94, 064003 (2016)

V.Uzhinsky, A.Galoyan, Q.Hu, J.Ritman, H.Xu

Empirical parametrization of the nucleon-nucleon elastic scattering amplitude at high beam momenta for Glauber calculations and Monte Carlo simulations

NUCLEAR REACTIONS ¹H(p, p), (p, X), (n, n), p=2-50 GeV/c; analyzed cross section data taken from PDG database using Glauber calculations and Monte Carlo simulations with two exponential parametrizations; deduced five parameter fits for pp interaction.

doi: 10.1103/PhysRevC.94.064003
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

2013MA28      Nucl.Phys. A901, 65 (2013)

H.Machner, J.Haidenbauer, F.Hinterberger, A.Magiera, J.A.Niskanen, J.Ritman, R.Siudak

Study of the Λp interaction close to the Σ⁺ and Σ⁰p thresholds

NUCLEAR REACTIONS ¹H(Λ, Λ), (Λ, Σ⁺), (Λ, Σ⁰), E at 400-1000 MeV/c;¹H(p, Λ)pK⁺, (p, Σ⁺)nK⁺, (p, Σ⁺)pΣ⁰, E at ≈ 3 GeV/c;²H(K^-, π^-)pΛ, E at 0.76 GeV/c; calculated, analyzed missing mass, σ(θ); deduced hyperon-nucleon interaction details, resonance effects.

doi: 10.1016/j.nuclphysa.2013.01.031
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

2012KI22      Eur.Phys.J. A 48, 183 (2012)

P.Kienle, M.Maggiora, K.Suzuki, T.Yamazaki, M.Alexeev, F.Balestra, Y.Bedfer, R.Bertini, L.C.Bland, A.Brenschede, F.Brochard, M.P.Bussa, M.Chiosso, S.Choi, M.L.Colantoni, R.Dressler, M.Dzemidzic, J.-Cl.Faivre, A.Ferrero, L.Ferrero, J.Foryciarz, I.Frohlich, V.Frolov, R.Garfagnini, A.Grasso, S.Heinz, W.W.Jacobs, W.Kuhn, A.Maggiora, D.Panzieri, H.-W.Pfaff, G.Pontecorvo, A.Popov, J.Ritman, P.Salabura, V.Tchalyshev, F.Tosello, S.E.Vigdor, G.Zosi

Formation of the S = -1 resonance X(2265) in the reaction pp → X+K⁺ at 2.50 and 2.85 GeV

doi: 10.1140/epja/i2012-12183-5
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

2010MA66      Nucl.Phys. A835, 43c (2010)

M.Maggiora, P.Kienle, K.Suzuki, T.Yamazaki, M.Alexeev, A.Amoroso, F.Balestra, Y.Bedfer, R.Bertini, L.C.Bland, A.Brenschede, F.Brochard, M.P.Bussa, S.Choi, M.L.Colantoni, R.Dressler, M.Dzemidzic, J.Cl.Faivre, L.Ferrero, J.Foryciarz, I.Frohlich, V.Frolov, R.Garfagnini, A.Grasso, S.Heinz, W.W.Jacobs, W.Kuhn, A.Maggiora, D.Panzieri, S.Sosio, H.W.Pfaff, G.Pontecorvo, A.Popov, J.Ritman, P.Salabura, V.Tchalyshev, S.E.Vigdor

DISTO data on K^-pp

doi: 10.1016/j.nuclphysa.2010.01.173
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

2010YA02      Phys.Rev.Lett. 104, 132502 (2010)

T.Yamazaki, M.Maggiora, P.Kienle, K.Suzuki, A.Amoroso, M.Alexeev, F.Balestra, Y.Bedfer, R.Bertini, L.C.Bland, A.Brenschede, F.Brochard, M.P.Bussa, S.Choi, M.L.Colantoni, R.Dressler, M.Dzemidzic, J.-Cl.Faivre, L.Ferrero, J.Foryciarz, I.Frohlich, V.Frolov, R.Garfagnini, A.Grasso, S.Heinz, W.W.Jacobs, W.Kuhn, A.Maggiora, D.Panzieri, H.-W.Pfaff, G.Pontecorvo, A.Popov, J.Ritman, P.Salabura, S.Sosio, V.Tchalyshev, S.E.Vigdor

Indication of a Deeply Bound and Compact K^-pp State Formed in the pp → pΛK⁺ Reaction at 2.85 GeV

doi: 10.1103/PhysRevLett.104.132502
Citations: PlumX Metrics

2009BU02      Phys.Rev. C 79, 012201 (2009)

A.Budzanowski, A.Chatterjee, P.Hawranek, R.Jahn, B.K.Jain, V.Jha, S.Kailas, K.Kilian, S.Kliczewski, Da.Kirillov, Di.Kirillov, D.Kolev, M.Kravcikova, M.Lesiak, J.Lieb, L.C.Liu, H.Machner, A.Magiera, R.Maier, G.Martinska, S.Nedev, N.Piskunov, D.Protic, J.Ritman, P.von Rossen, B.J.Roy, P.Shukla, I.Sitnik, R.Siudak, R.Tsenov, J.Urban, G.Vankova, and the COSY-GEM Collaboration

Search for η-mesic nuclei in a recoil-free transfer reaction

NUCLEAR REACTIONS ²⁷Al(p, ³HeX), E=1745 MeV/c; measured ³He spectra, deduced missing mass spectrum.

doi: 10.1103/PhysRevC.79.012201
Citations: PlumX Metrics

2009BU06      Nucl.Phys. A821, 193 (2009)

A.Budzanowski, A.Chatterjee, R.Gebel, P.Hawranek, R.Jahn, V.Jha, K.Kilian, S.Kliczewski, Da.Kirillov, Di.Kirillov, D.Kolev, M.Kravcikova, M.Lesiak, J.Lieb, H.Machner, A.Magiera, R.Maier, G.Martinska, S.Nedev, N.Piskunov, D.Prasuhn, D.Protic, J.Ritman, P.von Rossen, B.J.Roy, I.Sitnik, R.Siudak, R.Tsenov, J.Urban, G.Vankova, C.Wilkin, and the GEM Collaboration

Cross section and tensor analysing power of the dd → ηα reaction near threshold

doi: 10.1016/j.nuclphysa.2009.02.004
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1732.

2009BU08      Phys.Rev. C 79, 061001 (2009)

A.Budzanowski, A.Chatterjee, P.Hawranek, F.Hinterberger, R.Jahn, V.Jha, K.Kilian, Da.Kirillov, Di.Kirillov, S.Kliczewski, D.Kolev, M.Kravcikova, M.Lesiak, J.Lieb, H.Machner, A.Magiera, R.Maier, G.Martinska, S.Nedev, J.A.Niskanen, N.Piskunov, D.Protic, J.Ritman, P.von Rossen, B.J.Roy, I.Sitnik, R.Siudak, H.J.Stein, R.Tsenov, J.Urban, G.Vankova, C.Wilkin, and the COSY-GEM Collaboration

Precision measurements of the pp → π⁺pn and pp → π⁺d reactions: Importance of long-range and tensor force effects

NUCLEAR REACTIONS p(p, X), (p, π⁺)d, (p, π⁺)pn, E=401, 601, 951 MeV; measured forward differential cross sections for pion production; deduced normalization factor for the deuteron- and pn-outgoing channels using the Faldt-Wilkin theorem.

doi: 10.1103/PhysRevC.79.061001
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
Citations: PlumX Metrics

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 A_y 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
Citations: PlumX Metrics

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.
Citations: PlumX Metrics

2006AB42      Eur.Phys.J. A 29, 353 (2006)

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, P.Schonmeier, W.Schroeder, M.Schulte-Wissermann, G.Y.Sun, A.Teufel, A.Ucar, G.J.Wagner, M.Wagner, P.Wintz, P.Wustner, P.Zupranski, and the COSY-TOF Collaboration

Study of spectator tagging in the reaction np → ppπ with a deuteron beam

NUCLEAR REACTIONS ¹H(d, 2pπ^-), E=759 MeV; measured Ep, En, angular distributions; deduced quasifree reaction features.

doi: 10.1140/epja/i2006-10099-3
Citations: PlumX Metrics

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

2005BI08      J.Phys.(London) G31, S231 (2005)

J.Bielcik, G.Agakishiev, C.Agodi, H.Alvarez-Pol, A.Balanda, G.Bellia, M.Bohmer, J.L.Boyard, P.Braun-Munzinger, S.Chernenko, T.Christ, R.Coniglione, R.Djeridi, F.Dohrmann, I.Duran, T.Eberl, L.Fabbietti, O.Fateev, P.Finocchiaro, J.Friese, I.Frohlich, J.A.Garzon, R.Gernhauser, M.Golubeva, D.Gonzalez-Diaz, E.Grosse, F.Guber, T.Hennino, S.Hlavac, R.Holzmann, A.Ierusalimov, I.Iori, M.Jaskula, M.Jurkovic, B.Kampfer, K.Kanaki, T.Karavicheva, I.Koenig, W.Koenig, B.W.Kolb, R.Kottel, J.Kotulic-Bunta, R.Krucken, A.Kugler, W.Kuhn, R.Kulessa, A.Kurepin, S.Lang, J.Lehnert, C.Maiolino, J.Markert, V.Metag, J.Mousa, M.Munch, C.Muntz, L.Naumann, R.Novotny, J.Novotny, J.Otwinowski, Y.C.Pachmayer, L.M.Pant, V.Pechenov, T.Perez, J.Pietraszko, R.Pleskac, V.Pospisil, W.Przygoda, N.Rabin, B.Ramstein, A.Reshetin, J.Ritman, M.Roy-Stephan, A.Rustamov, A.Sadovsky, B.Sailer, P.Salabura, M.Sanchez, P.Sapienza, A.Schmah, R.Simon, V.Smolyankin, L.Smykov, S.Spataro, B.Spruck, H.Stroebele, J.Stroth, C.Sturm, M.Sudol, P.Tlusty, A.Toia, M.Traxler, H.Tsertos, V.Wagner, M.Wisniowski, T.Wojcik, J.Wustenfeld, Y.Zanevsky, D.Zovinec, P.Zumbruch

Dilepton analysis in the HADES spectrometer for C+C at 2 A GeV

NUCLEAR REACTIONS C(C, X), E=2 GeV/nucleon; measured dileptons invariant mass spectra.

doi: 10.1088/0954-3899/31/4/028
Citations: PlumX Metrics

2005EB01      Nucl.Phys. A752, 433c (2005)

T.Eberl, G.Agakishiev, C.Agodi, H.Alvarez-Pol, A.Balanda, G.Bellia, J.Bielcik, M.Bohmer, J.L.Boyard, P.Braun-Munzinger, S.Chernenko, T.Christ, R.Coniglione, R.Djeridi, F.Dohrmann, I.Duran, L.Fabbietti, O.Fateev, P.Finocchiaro, J.Friese, I.Frohlich, J.A.Garzon, R.Gernhauser, M.Golubeva, D.Gonzalez-Diaz, E.Grosse, F.Guber, T.Hennino, S.Hlavac, R.Holzmann, A.Ierusalimov, I.Iori, M.Jaskula, M.Jurkovic, B.Kampfer, K.Kanaki, T.Karavicheva, I.Koenig, W.Koenig, B.W.Kolb, R.Kotte, J.Kotulic-Bunta, R.Krucken, A.Kugler, W.Kuhn, R.Kulessa, A.Kurepin, S.Lang, J.Lehnert, C.Maiolino, J.Markert, V.Metag, J.Mousa, M.Munch, C.Muntz, L.Naumann, R.Novotny, J.Novotny, J.Otwinowski, Y.C.Pachmayer, L.M.Pant, V.Pechenov, T.Perez, J.Pietraszko, R.Pleskac, V.Pospisil, W.Przygoda, N.Rabin, B.Ramstein, A.Reshetin, J.Ritman, M.Roy-Stephan, A.Rustamov, A.Sadovsky, B.Sailer, P.Salabura, M.Sanchez, P.Sapienza, A.Schmah, R.Simon, V.Smolyankin, L.Smykov, S.Spataro, B.Spruck, H.Stroebele, J.Stroth, C.Sturm, M.Sudol, P.Tlusty, A.Toia, M.Traxler, H.Tsertos, V.Wagner, M.Wisniowski, T.Wojcik, J.Wustenfeld, Y.Zanevsky, D.Zovinec, P.Zumbruch

Di-electron measurements in C+C reactions at 2 GeV.A with HADES

NUCLEAR REACTIONS ¹²C(¹²C, X), E=2 GeV/nucleon; measured electron-positron pairs invariant mass spectra. Comparison with model predictions.

doi: 10.1016/j.nuclphysa.2005.02.123
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2004BA52      Phys.Rev. C 69, 064003 (2004)

F.Balestra, Y.Bedfer, R.Bertini, L.C.Bland, A.Brenschede, F.Brochard, M.P.Bussa, S.Choi, M.L.Colantoni, R.Dressler, M.Dzemidzic, J.-Cl.Faivre, A.Ferrero, L.Ferrero, J.Foryciarz, I.Frohlich, V.Frolov, R.Garfagnini, A.Grasso, S.Heinz, W.W.Jacobs, W.Kuhn, A.Maggiora, M.Maggiora, A.Manara, D.Panzieri, H.-W.Pfaff, G.Piragino, A.Popov, J.Ritman, P.Salabura, V.Tchalyshev, F.Tosello, S.E.Vigdor, G.Zosi, and the DISTO Collaboration

Exclusive η production in proton-proton reactions

NUCLEAR REACTIONS ¹H(polarized p, p'X), E=2.15, 2.50, 2.85 GeV; measured η-meson production σ, σ(θ), Ay(θ); deduced resonance parameters.

doi: 10.1103/PhysRevC.69.064003
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2003FR34      Eur.Phys.J. A 18, 331 (2003)

I.Frohlich, F.Balestra, Y.Bedfer, R.Bertini, L.C.Bland, A.Brenschede, F.Brochard, M.P.Bussa, S.Choi, M.L.Colantoni, R.Dressler, M.Dzemidzic, J.-Cl.Faivre, A.Ferrero, L.Ferrero, J.Foryciarz, V.Frolov, R.Garfagnini, A.Grasso, S.Heinz, W.W.Jacobs, W.Kuhn, A.Maggiora, M.Maggiora, A.Manara, D.Panzieri, H.-W.Pfaff, G.Piragino, A.Popov, J.Ritman, P.Salabura, V.Tchalyshev, F.Tosello, S.E.Vigdor, G.Zosi

Exclusive η production in pp reactions

NUCLEAR REACTIONS ¹H(p, pX), E=2.15, 2.50, 2.85 GeV; measured exclusive η meson production σ(θ).

doi: 10.1140/epja/i2002-10229-y
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2003RI11      Eur.Phys.J. A 18, 177 (2003)

J.Ritman

Antiproton physics as GSI: Studying the physics of hadronic matter

doi: 10.1140/epja/i2002-10295-1
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2003SC17      Phys.Scr. T104, 147 (2003)

C.Schwarz, T.Barnes, D.Bettoni, R.Calabrese, W.Cassing, M.Duren, S.Ganzhur, A.Gillitzer, O.Hartmann, V.Hejny, P.Kienle, H.Koch, W.Kuhn, U.Lynen, R.Meier, V.Metag, P.Moskal, H.Orth, S.Paul, K.Peters, J.Pochodzalla, J.Ritman, M.Sapozhnikov, L.Schmitt, K.Seth, A.Sokolov, N.Vlassov, W.Weise, U.Wiedner

Physics with Antiprotons at the Future GSI Facility

doi: 10.1238/Physica.Topical.104a00147
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2002BA79      Phys.Rev.Lett. 89, 092001 (2002)

F.Balestra, Y.Bedfer, R.Bertini, L.C.Bland, A.Brenschede, F.Brochard, M.P.Bussa, S.Choi, M.L.Colantoni, R.Dressler, M.Dzemidzic, J.-Cl.Faivre, A.Ferrero, L.Ferrero, J.Foryciarz, I.Frohlich, V.Frolov, R.Garfagnini, A.Grasso, S.Heinz, W.W.Jacobs, W.Kuhn, A.Maggiora, M.Maggiora, A.Manara, D.Panzieri, H.-W.Pfaff, G.Piragino, A.Popov, J.Ritman, P.Salabura, V.Tchalyshev, F.Tosello, S.E.Vigdor, G.Zosi, and the DISTO Collaboration

ρ⁰ Meson Production in the pp → ppπ⁺π^- Reaction at 3.67 GeV/c

NUCLEAR REACTIONS ¹H(p, pπ⁺π^-), E at 3.67 GeV/c; measured invariant mass spectra; deduced ρ meson production σ, σ(θ).

doi: 10.1103/PhysRevLett.89.092001
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2001BA05      Phys.Rev. C63, 024004 (2001)

F.Balestra, Y.Bedfer, R.Bertini, L.C.Bland, A.Brenschede, F.Brochard, M.P.Bussa, S.Choi, M.Debowski, R.Dressler, M.Dzemidzic, J.-Cl.Faivre, I.V.Falomkin, L.Fava, L.Ferrero, J.Foryciarz, I.Frohlich, V.Frolov, R.Garfagnini, A.Grasso, E.Grosse, S.Heinz, V.V.Ivanov, W.W.Jacobs, W.Kuhn, A.Maggiora, M.Maggiora, A.Manara, D.Panzieri, H.-W.Pfaff, G.Piragino, G.B.Pontecorvo, A.Popov, J.Ritman, P.Salabura, V.Tchalyshev, F.Tosello, S.E.Vigdor, G.Zosi, and the DISTO Collaboration

φ and ω Meson Production in pp Reactions at p_lab = 3.67 GeV/c

NUCLEAR REACTIONS ¹H(p, X), E at 3.67 GeV/c; measured φ and ω meson production σ, σ(E, θ). Comparison with model predictions.

doi: 10.1103/PhysRevC.63.024004
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2001RI22      Nucl.Phys. A691, 395c (2001)

J.Ritman, for the DISTO Collaboration

Resonant and Non Resonant K^- Production in pp Reactions at 2.85 GeV

NUCLEAR REACTIONS ¹H(p, K^-X), E=2.85 GeV; measured σ, σ(θ).

doi: 10.1016/S0375-9474(01)01063-6
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1999BA71      Phys.Rev.Lett. 83, 1534 (1999)

F.Balestra, Y.Bedfer, R.Bertini, L.C.Bland, A.Brenschede, F.Brochard, M.P.Bussa, V.Chalyshev, S.Choi, M.Debowski, M.Dzemidzic, J.-Cl.Faivre, I.V.Falomkin, L.Fava, L.Ferrero, J.Foryciarz, V.Frolov, R.Garfagnini, D.Gill, A.Grasso, S.Heinz, V.V.Ivanov, W.W.Jacobs, W.Kuhn, A.Maggiora, M.Maggiora, A.Manara, D.Panzieri, H.-W.Pfaff, G.Piragino, G.B.Pontecorvo, A.Popov, J.Ritman, P.Salabura, F.Tosello, S.E.Vigdor, G.Zosi, and the DISTO Collaboration

Spin Transfer in Exclusive Λ Production from p(pol)p Collisions at 3.67 GeV/c

NUCLEAR REACTIONS ¹H(polarized p, K⁺X), E at 3.67 GeV/c; measured hyperon production associated invariant mass, spin transfer coefficient.

doi: 10.1103/PhysRevLett.83.1534
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1999BA72      Nucl.Instrum.Methods Phys.Res. A426, 385 (1999)

F.Balestra, Y.Bedfer, R.Bertini, L.C.Bland, A.Brenschede, F.Brochard, M.P.Bussa, V.Chalyshev, S.Choi, M.Debowski, M.Dzemidzic, J.Cl.Faivre, I.V.Falomkin, L.Fava, L.Ferrero, J.Foryciarz, V.Frolov, R.Garfagnini, D.Gill, A.Grasso, E.Grosse, S.Heinz, W.W.Jacobs, W.Kuhn, A.Maggiora, M.Maggiora, A.Manara, D.Panzieri, H.W.Pfaff, G.Piragino, G.B.Pontecorvo, A.Popov, J.Ritman, P.Salabura, P.Senger, J.Stroth, F.Tosello, S.E.Vigdor, B.Zalikhanov, G.Zosi

DISTO: A large acceptance multiparticle spectrometer for 1-3 GeV Proton Beams

NUCLEAR REACTIONS ¹H(polarized p, K⁺X), E=1.6-2.85 GeV; measured charged particles angular correlations, invariant mass spectra.

doi: 10.1016/S0168-9002(98)01389-8
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1997BE60      Nucl.Phys. A625, 307 (1997)

D.Best, N.Herrmann, B.Hong, M.Kirejczyk, J.Ritman, K.Wisniewski, A.Zhilin, A.Gobbi, K.D.Hildenbrand, Y.Leifels, C.Pinkenburg, W.Reisdorf, D.Schull, U.Sodan, G.S.Wang, T.Wienold, J.P.Alard, V.Amouroux, N.Bastid, I.Belyaev, G.Berek, J.Biegansky, R.Cherbatchev, J.P.Coffin, P.Crochet, P.Dupieux, Z.Fodor, A.Genoux-Lubain, G.Goebels, G.Guillaume, E.Hafele, F.Jundt, J.Kecskemeti, Y.Korchagin, R.Kotte, C.Kuhn, A.Lebedev, A.Lebedev, I.Legrand, C.Maazouzi, V.Manko, J.Mosner, S.Mohren, D.Moisa, W.Neubert, D.Pelte, M.Petrovici, P.Pras, F.Rami, C.Roy, Z.Seres, B.Sikora, V.Simion, K.Siwek-Wilczynska, V.Smolyankin, A.Somov, L.Tizniti, M.Trzaska, M.A.Vasiliev, P.Wagner, D.Wohlfarth, I.Yushmanov

K⁺ Production in the Reaction ⁵⁸Ni + ⁵⁸Ni at Incident Energies from 1 to 2A GeV

NUCLEAR REACTIONS ⁵⁸Ni(⁵⁸Ni, X), E=1.06, 1.45, 1.93 GeV/nucleon; measured proton, pion, K⁺ production probabilities; deduced non-equilibrium processes, other reaction mechanism features.

doi: 10.1016/S0375-9474(97)00409-0
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1997RO06      Z.Phys. A358, 73 (1997)

C.Roy, C.Kuhn, J.P.Coffin, P.Crochet, P.Fintz, G.Guillaume, F.Jundt, C.Maazouzi, F.Rami, L.Tizniti, P.Wagner, J.P.Alard, V.Amouroux, Z.Basrak, N.Bastid, I.Belyaev, D.Best, J.Biegansky, A.Buta, R.Caplar, N.Cindro, R.Dona, P.Dupieux, M.Dzelalija, Z.G.Fan, Z.Fodor, L.Fraysse, A.Gobbi, N.Herrmann, K.D.Hildenbrand, S.Holbling, B.Hong, S.C.Jeong, J.Kecskemeti, M.Kirejczyk, P.Koncz, Y.Korchagin, R.Kotte, A.Lebedev, I.Legrand, Y.Leifels, V.Manko, G.Mgebrishvili, D.Moisa, J.Mosner, W.Neubert, D.Pelte, M.Petrovici, C.Pinkenburg, P.Pras, W.Reisdorf, J.L.Ritman, A.G.Sadchikov, D.Schull, Z.Seres, B.Sikora, V.Simion, V.Smolyankin, U.Sodan, M.Trzaska, M.Vasiliev, G.S.Wang, J.P.Wessels, T.Wienold, D.Wohlfarth, A.Zhilin, J.Konopka, H.Stocker

Shape of Collective Flow in Highly Central Au(150 A MeV)+Au Collisions

NUCLEAR REACTIONS ¹⁹⁷Au(¹⁹⁷Au, X), E=150 MeV/nucleon; measured fragment transverse momentum per nucleon vs rapidity, light charged-particle σ(θ); deduced flow pattern in highly central collisions. FOPI detector.

doi: 10.1007/s002180050278
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1995RI11      Z.Phys. A352, 355 (1995)

J.L.Ritman, N.Herrmann, D.Best, J.P.Alard, V.Amouroux, N.Bastid, I.Belyaev, L.Berger, J.Biegansky, A.Buta, R.Caplar, N.Cindro, J.P.Coffin, P.Crochet, R.Dona, P.Dupieux, M.Dzelalija, P.Fintz, Z.Fodor, A.Genoux-Lubain, A.Gobbi, G.Goebels, G.Guillaume, Y.Grigorian, E.Hafele, K.D.Hildenbrand, S.Holbling, F.Jundt, J.Kecskemeti, M.Kirejczyk, Y.Korchagin, R.Kotte, C.Kuhn, D.Lambrecht, A.Lebedev, A.Lebedev, I.Legrand, Y.Leifels, C.Maazouzi, V.Manko, T.Matulewicz, J.Mosner, S.Mohren, D.Moisa, W.Neubert, D.Pelte, M.Petrovici, C.Pinkenburg, F.Rami, V.Ramillien, W.Reisdorf, C.Roy, D.Schull, Z.Seres, B.Sikora, V.Simon, K.Siwek-Wilczynska, V.Smolyankin, U.Sodan, L.Tizniti, M.Trzaska, M.A.Vasiliev, P.Wagner, G.S.Wang, T.Wienold, D.Wohlfarth, A.Zhilin, and the FOPI Collaboration

On the Transverse Momentum Distribution of Strange Hadrons Produced in Relativistic Heavy Ion Collisions

NUCLEAR REACTIONS ⁵⁸Ni(⁵⁸Ni, X), E=1.93 GeV/nucleon; measured π⁺π^--, pπ^--pairs invariant mass spectra, strange hadron transverse momentum distributions, relativistic collisions.

doi: 10.1007/BF01299750
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1994BE03      Phys.Rev.Lett. 72, 977 (1994)

F.-D.Berg, M.Pfeiffer, O.Schwalb, M.Franke, W.Kuhn, H.Lohner, V.Metag, M.Notheisen, R.Novotny, A.E.Raschke, J.Ritman, M.Robig-Landau, R.S.Simon, M.Sumbera, L.Venema, H.Wilschut

Transverse Momentum Distributions of (Eta) Mesons in Near-Threshold Relativistic Heavy Ion Reactions

NUCLEAR REACTIONS Ca(⁴⁰Ar, X), Zr(⁸⁶Kr, X), ¹⁹⁷Au(¹⁹⁷Au, X), E=1 GeV/nucleon; Ca(⁴⁰Ar, X), E=1.5 GeV/nucleon; measured eta transverse momentum spectra; deduced Δ(1232), N(1535) resonances relative abundances.

doi: 10.1103/PhysRevLett.72.977
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1994SC03      Phys.Lett. 321B, 20 (1994)

O.Schwalb, M.Pfeiffer, F.-D.Berg, M.Franke, W.Kuhn, V.Metag, M.Notheisen, R.Novotny, J.Ritman, M.E.Robig-Landau, J.P.Alard, N.Bastid, N.Brummund, P.Dupieux, A.Gobbi, N.Herrmann, K.D.Hildenbrand, S.Hlavac, S.C.Jeong, H.Lohner, G.Montarou, W.Neubert, A.E.Raschke, R.S.Simon, U.Sodan, M.Sumbera, K.Teh, L.B.Venema, H.W.Wilschut, J.P.Wessels, T.Wienold, D.Wohlfahrt

Mass Dependence of π⁰-Production in Heavy Ion Collisions at 1 A GeV

NUCLEAR REACTIONS Ca(⁴⁰Ar, X), Zr(⁸⁶Kr, X), ¹⁹⁷Au(¹⁹⁷Au, X), E=1 GeV/nucleon; measured π⁰ production, multiplicity; deduced production mechanisms. Model comparisons.

doi: 10.1016/0370-2693(94)90322-0
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1993RI03      Phys.Rev.Lett. 70, 533 (1993); Erratum Phys.Rev.Lett. 70, 2659 (1993)

J.Ritman, F.-D.Berg, W.Kuhn, V.Metag, R.Novotny, M.Notheisen, P.Paul, M.Pfeiffer, O.Schwalb, H.Lohner, L.Venema, A.Gobbi, N.Herrmann, K.D.Hildenbrand, J.Mosner, R.S.Simon, K.Teh, J.P.Wessels, T.Wienold

First Observation of the Coulomb-Excited Double Giant Dipole Resonance in ²⁰⁸Pb via Double-γ Decay

NUCLEAR REACTIONS ²⁰⁸Pb(²⁰⁹Bi, ²⁰⁹Bi'), E=1 GeV/nucleon; measured γγ-coin sum spectra following Coulomb excitation. ²⁰⁸Pb deduced single, double GDR, energy, width, decay features. Relativistic Coulomb excitation.

doi: 10.1103/PhysRevLett.70.533
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1990BE43      Z.Phys. A337, 351 (1990)

F.D.Berg, M.Pfeiffer, O.Schwalb, M.Appenheimer, W.Doring, M.Franke, W.Kuhn, V.Metag, W.Niebur, R.Novotny, J.Ritman, M.Robig, H.Stroher, A.Boonstra, H.Lohner, A.Raschke, L.Venema, H.W.Wilschut, N.Brummund, W.Henning, S.Hlavac, R.Holzmann, R.S.Simon

Neutral Pion Production at 350 MeV/u in the System ²⁰Ne + ²⁷Al

NUCLEAR REACTIONS ²⁷Al(²⁰Ne, X), E=350 MeV/nucleon; measured π⁰ production probability. Two-arm photon spectrometer.

Note: The following list of authors and aliases matches the search parameter J.Ritman: , J.L.RITMAN