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18 results on '"A., Dyring"'

1. Quasifree Bremsstrahlung in the dp --> dp gamma reaction above the pion production threshold

Author

Greiff, Jan, Koch, Inken, Scobel, Wolfgang, Rohdjess, Haiko, Dyring, Johannes, Fransson, Kjell, Gustafsson, Leif, Häggström, Stina, Höistad, Bo, Johanson, Jan, Johansson, Arne, Johansson, Tord, Khoukaz, Alfons, Kullander, Sven, Ruber, Roger, Zlomanczuk, J, Greiff, Jan, Koch, Inken, Scobel, Wolfgang, Rohdjess, Haiko, Dyring, Johannes, Fransson, Kjell, Gustafsson, Leif, Häggström, Stina, Höistad, Bo, Johanson, Jan, Johansson, Arne, Johansson, Tord, Khoukaz, Alfons, Kullander, Sven, Ruber, Roger, and Zlomanczuk, J

Published
2002

2. Spectator tagging in quasi-free proton-neutron interactions in deuterium using an internal cluster-jet target at a storage ring

Author

Bilger, R, Brodowski, W, Calen, H, Clement, H, Dunin, V, Dyring, J, Ekstrom, C, Fransson, K, Greiff, J, Gustafsson, L, Hoistad, B, Johanson, J, Johansson, A, Johansson, T, Kilian, K, Koch, I, Kullander, S, Kupsc, A, Marciniewski, P, Morosov, B, Neubauer, T, Oelert, W, Ruber, RJ, Bilger, R, Brodowski, W, Calen, H, Clement, H, Dunin, V, Dyring, J, Ekstrom, C, Fransson, K, Greiff, J, Gustafsson, L, Hoistad, B, Johanson, J, Johansson, A, Johansson, T, Kilian, K, Koch, I, Kullander, S, Kupsc, A, Marciniewski, P, Morosov, B, Neubauer, T, Oelert, W, and Ruber, RJ

Abstract

Low-energy spectator protons (p(s)) from quasi-free proton-neutron interactions on deuterium have been measured for the pd --> d pi (0)p(s) and pd --> pn pi (0)p(s) reactions at the CELSIUS storage ring of the The Svedberg Laboratory. The experiment used, Addresses: Johansson T, Univ Uppsala, Dept Radiat Sci, Box 535, S-75121 Uppsala, Sweden. Univ Uppsala, Dept Radiat Sci, S-75121 Uppsala, Sweden. Univ Tubingen, Inst Phys, D-72076 Tubingen, Germany. Svedberg Lab, S-75121 Uppsala, Sweden. Joint Inst Nucl Re

Published
2001

3. Exclusive Measurements of pp -> pp pi+ pi- at CELSIUS

Author

Brodowski, W, Bilger, R, Calén, H, Clement, H, Dyring, J, Ekström, C, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johanson, J, Johansson, A, Johansson, T, Kilian, K, Kullander, S, Kupsc, A, Marciniewski, P, Morosov, B, Mörtsell, A, Oelert, W, Pä, Brodowski, W, Bilger, R, Calén, H, Clement, H, Dyring, J, Ekström, C, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johanson, J, Johansson, A, Johansson, T, Kilian, K, Kullander, S, Kupsc, A, Marciniewski, P, Morosov, B, Mörtsell, A, Oelert, W, and Pä

Published
2000

4. Spectator tagging in quasi-free pn-reactions on deuterium at PROMICE/WASA, CELSIUS

Author

Bilger, R, Brodowski, W, Calen, H, Clement, H, Dunin, V, Dyring, J, Ekstrom, C, Fransson, K, Greiff, J, Gustafsson, L, Haggstrom, S, Hoistad, B, Johanson, J, Johansson, A, Johansson, Tord, Khoukaz, A, Kilian, K, Koch, I, Kullander, S, Kupsc, A, Marciniewski, P, Morosov, B, Neu, Bilger, R, Brodowski, W, Calen, H, Clement, H, Dunin, V, Dyring, J, Ekstrom, C, Fransson, K, Greiff, J, Gustafsson, L, Haggstrom, S, Hoistad, B, Johanson, J, Johansson, A, Johansson, Tord, Khoukaz, A, Kilian, K, Koch, I, Kullander, S, Kupsc, A, Marciniewski, P, Morosov, B, and Neu

Abstract

A set of silicon detectors has been added to the PROMICE/WASA (P/W) experiment at CELSIUS. These detectors have been used for spectator-proton tagging in proton deuteron collisions to investigate proton-neutron reactions at intermediate energies. The perf, Panic 99 Proceedings

Published
2000

5. 2 pi production in pp collisions close to threshold

Author

Bilger, R, Brodowski, W, Calén, H, Clement, H, Dyring, J, Ekström, C, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johanson, J, Johansson, A, Johansson, T, Khoukaz, A, Kilian, K, Kullander, S, Kupsc, A, Marciniewski, P, Morosov, B, Mörtsell, A, Oelert, W, Patzold, J, Bilger, R, Brodowski, W, Calén, H, Clement, H, Dyring, J, Ekström, C, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johanson, J, Johansson, A, Johansson, T, Khoukaz, A, Kilian, K, Kullander, S, Kupsc, A, Marciniewski, P, Morosov, B, Mörtsell, A, Oelert, W, and Patzold, J

Abstract

The reaction pp --> NN pi pi has been measured close to threshold in the energy range from 650 to 775 MeV using the PROMICE/WASA setup at CELSIUS. These data constitute the first exclusive high-statistics measurements of this reaction on a pure hydrogen t, Addresses: Bilger R, Univ Tubingen, Inst Phys, D-72076 Tubingen, Germany. Univ Tubingen, Inst Phys, D-72076 Tubingen, Germany. Svedberg Lab, S-75121 Uppsala, Sweden. Univ Uppsala, Dept Radiat Sci, S-75121 Uppsala, Sweden. Univ Munster, IKP, D-48149 Munste

Published
2000

6. THE WASA DETECTOR AT CELSIUS.

Author

Bilger, R, Blom, M, .... Calén, H, ... Dyring, J, ... Ekström, C, Fransson, K, Greiff, J, Gustafsson, L, ..et.al, Bilger, R, Blom, M, .... Calén, H, ... Dyring, J, ... Ekström, C, Fransson, K, Greiff, J, Gustafsson, L, and ..et.al

Published
2000

7. Differential cross sections of the pp -> pp pi(0) reaction from 310 to 425 MeV

Author

Zlomanczuk, J, Bilger, R, Brodowski, W, Calén, H, Clement, H, Dyring, J, Ekström, C, Fäldt, G, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johanson, J, Johansson, A, Johansson, T, Kilian, K, Kullander, S, Kupsc, A, Marciniewski, P, Morosov, B, Mörtsell, A, Oelert, W, Zlomanczuk, J, Bilger, R, Brodowski, W, Calén, H, Clement, H, Dyring, J, Ekström, C, Fäldt, G, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johanson, J, Johansson, A, Johansson, T, Kilian, K, Kullander, S, Kupsc, A, Marciniewski, P, Morosov, B, Mörtsell, A, and Oelert, W

Abstract

Measurements of the differential cross sections of the pp --> pp pi(0) reaction at 310, 320, 340, 360, 400 and 425 MeV have been carried out at the CELSIUS storage ring in Uppsala. An attempt has been made to describe the distributions obtained in terms o, Addresses: Zlomanczuk J, Univ Uppsala, Dept Radiat Sci, Box 535, S-75121 Uppsala, Sweden. Univ Uppsala, Dept Radiat Sci, S-75121 Uppsala, Sweden. Univ Tubingen, Inst Phys, D-72076 Tubingen, Germany. Svedberg Lab, S-75121 Uppsala, Sweden. IKP Forschungszen

Published
2000

8. New Prospects for Meson Production and Decays

Author

Bilger, R, Blom, M, Bogoslawsky, D, Bondar, A, Brodowski, W, Calén, H, Chuvilo, I, Clement, H, Dunin, V, Dyring, J, Ekström, C, Fransson, K, Fridén, C-J, Greiff, J, Gustafsson, L, Häggström, S, Höistad, B, Jacewicz, M, Johansson, J, Johansson, A, Johansso, Bilger, R, Blom, M, Bogoslawsky, D, Bondar, A, Brodowski, W, Calén, H, Chuvilo, I, Clement, H, Dunin, V, Dyring, J, Ekström, C, Fransson, K, Fridén, C-J, Greiff, J, Gustafsson, L, Häggström, S, Höistad, B, Jacewicz, M, Johansson, J, Johansson, A, and Johansso

Published
2000

9. Higher Partial Waves in pp->ppeta near Threshold

Author

Calén, H, Dyring, J, Fäldt, Göran, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johanson, Jan, Johansson, Arne, Johansson, Tord, Kullander, S, Mörtsell, A, Ruber, R, Zlomanczuk, Jozef, Ekström, C, Kilian, K, Oelert, W, Sefzick, T, Bilger, R, Brod, Calén, H, Dyring, J, Fäldt, Göran, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johanson, Jan, Johansson, Arne, Johansson, Tord, Kullander, S, Mörtsell, A, Ruber, R, Zlomanczuk, Jozef, Ekström, C, Kilian, K, Oelert, W, Sefzick, T, Bilger, R, and Brod

Published
1999

10. Observation of strong final-state effects in pi(+) production in pp collisions at 400 MeV

Author

Betsch, A, Bilger, R, Brodowski, W, Calén, H, Clement, H, Dyring, J, Ekström, C, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johanson, J, Johansson, A, Johansson, Tord, Kilian, K, Kullander, S, Kupsc, A, Kurz, G, Marciniewski, P, Morosov, B, Mör, Betsch, A, Bilger, R, Brodowski, W, Calén, H, Clement, H, Dyring, J, Ekström, C, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johanson, J, Johansson, A, Johansson, Tord, Kilian, K, Kullander, S, Kupsc, A, Kurz, G, Marciniewski, P, Morosov, B, and Mör

Abstract

Differential cross sections of the reactions pp --> d pi(+) and pp --> pn pi(+) have been measured at T-p = 400 MeV by detecting the charged ejectiles in the angular range 4 degrees less than or equal to Theta(Lab) less than or equal to 21 degrees. The de, Addresses: Betsch A, ETH Zurich, PSI, CH-5232 Villigen, Switzerland. ETH Zurich, PSI, CH-5232 Villigen, Switzerland. Univ Tubingen, Inst Phys, D-72076 Tubingen, Germany. Univ Uppsala, Dept Radiat Sci, Uppsala, Sweden. Svedberg Lab, S-75121 Uppsala, Sweden

Published
1999

11. Threshold eta production in pN reactions at Celsius

Author

Bilger, R, Bondar, A, Brodowski, W, Calén, H, Clement, H, Dyring, J, Ekström, C, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johanson, J, Johansson, A, Johansson, Tord, Kilian, K, Kullander, S, Kupsc, A, Kuzmin, A, Marciniewski, P, Morosov, B, M, Bilger, R, Bondar, A, Brodowski, W, Calén, H, Clement, H, Dyring, J, Ekström, C, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johanson, J, Johansson, A, Johansson, Tord, Kilian, K, Kullander, S, Kupsc, A, Kuzmin, A, Marciniewski, P, Morosov, B, and M

Abstract

The quasi-free p+n-->d+eta reaction cross section has been measured at threshold using 1295 MeV protons in the CELSIUS storage ring and an internal cluster-jet deuterium target [1]. Excess energies from threshold to 10 MeV in the center of mass of the fin, Addresses: Bilger R, Univ Tubingen, D-72074 Tubingen, Germany. Univ Tubingen, D-72074 Tubingen, Germany. Warsaw Univ, Inst Expt Phys, Warsaw, Poland. Inst Nucl Studies, PL-00681 Warsaw, Poland. Inst Nucl Studies, Lodz, Poland. BINP, Novosibirsk, Russia. U

Published
1998

12. Two-pion production in proton-proton collisions near threshold at Celsius

Author

Bilger, R, Brodowski, W, Calén, H, Clement, H, Dyring, J, Ekström, C, Fransson, K, Greiff, J, Gustafsson, L, Häggström, S, Höistad, B, Johanson, J, Johansson, A, Johansson, Tord, Khoukaz, A, Kilian, K, Koch, I, Kullander, S, Kupsc, A, Marciniewski, P, Mor, Bilger, R, Brodowski, W, Calén, H, Clement, H, Dyring, J, Ekström, C, Fransson, K, Greiff, J, Gustafsson, L, Häggström, S, Höistad, B, Johanson, J, Johansson, A, Johansson, Tord, Khoukaz, A, Kilian, K, Koch, I, Kullander, S, Kupsc, A, Marciniewski, P, and Mor

Abstract

Two-pion production reactions in proton-proton collisions near threshold are measured using an internal cluster-jet hydrogen target and the WASA/PROMICE detector at the CELSIUS storage ring. Four out of the five possible two-pion production reactions are, Addresses: Bilger R, Univ Tubingen, D-72076 Tubingen, Germany. Univ Tubingen, D-72076 Tubingen, Germany. Univ Warsaw, Inst Expt Phys, PL-00681 Warsaw, Poland. Inst Nucl Studies, PL-00681 Warsaw, Poland. Inst Nucl Studies, PL-90137 Lodz, Poland. Budker Ins

Published
1998

13. Upper limits for a narrow dibaryon in pp collisions at 200 and 310 MeV

Author

Calén, H, Dyring, J, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johansson, A, Johansson, T, Kullander, S, Mörtsell, A, Ruber, RJMY, Schuberth, U, Zlomanczuk, J, Ekström, C, Kilian, K, Oelert, W, Bilger, R, Brodowski, W, Clement, H, Wagner, GJ, Calén, H, Dyring, J, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johansson, A, Johansson, T, Kullander, S, Mörtsell, A, Ruber, RJMY, Schuberth, U, Zlomanczuk, J, Ekström, C, Kilian, K, Oelert, W, Bilger, R, Brodowski, W, Clement, H, and Wagner, GJ

Abstract

Dibaryons, forbidden by mass to decay into NN pi channel and by quantum numbers into NN channel, may still have escaped detection. In fact, recently an observation of a narrow dibaryon (D) with the mass close to 1920 MeV was reported in the process pp -->, Addresses: Calen H, Uppsala Univ, Dept Radiat Sci, S-75121 Uppsala, Sweden. Uppsala Univ, Dept Radiat Sci, S-75121 Uppsala, Sweden. Svedberg Lab, S-75121 Uppsala, Sweden. KFA Julich GmbH, Forschungszentrum, IKP, D-52425 Julich, Germany. Univ Tubingen, Ins

Published
1998

14. Pionic d-wave effects in pp -> pp pi(0) near threshold

Author

Zlomanczuk, J, Bilger, R, Brodowski, W, Calén, H, Clement, H, Dyring, J, Ekström, C, Fäldt, G, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johansson, A, Johansson, T, Kilian, K, Kullander, S, Kupsc, A, Marciniewski, P, Morosov, B, Mörtsell, A, Oe, Zlomanczuk, J, Bilger, R, Brodowski, W, Calén, H, Clement, H, Dyring, J, Ekström, C, Fäldt, G, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johansson, A, Johansson, T, Kilian, K, Kullander, S, Kupsc, A, Marciniewski, P, Morosov, B, Mörtsell, A, and Oe

Abstract

The angular distribution of neutral pions produced in the pp --> pp pi(0) reaction has been measured at a beam energy of 310 MeV. Significant deviations from isotropy are found, which increase for small excitation energies of the final proton-proton pair., Addresses: Zlomanczuk J, Univ Uppsala, Dept Radiat Sci, S-75121 Uppsala, Sweden. Univ Uppsala, Dept Radiat Sci, S-75121 Uppsala, Sweden. Univ Tubingen, Inst Phys, D-72076 Tubingen, Germany. Svedberg Lab, S-75121 Uppsala, Sweden. KFA Julich GmbH, Forschung

Published
1998

15. Near-threshold pion production in pN collisions at CELSIUS

Author

Zlomanczuk, J, Bilger, R, Brodowski, W, Calén, H, Clement, H, Dyring, J, Ekström, C, Fäldt, G, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Jacewicz, M, Johansson, A, Johansson, J, Johansson, T, Khoukaz, A, Kilian, K, Koch, I, Kullander, S, Kupsc, Zlomanczuk, J, Bilger, R, Brodowski, W, Calén, H, Clement, H, Dyring, J, Ekström, C, Fäldt, G, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Jacewicz, M, Johansson, A, Johansson, J, Johansson, T, Khoukaz, A, Kilian, K, Koch, I, Kullander, S, and Kupsc

Abstract

The pp --> pp pi(o) and pn --> pp pi(-) reactions have been measured at 310, 320 and 340 MeV using the CELSIUS proton beam and H-1 and H-2 internal cluster-jet targets. The pi(o) production at 310 MeV has been fully analyzed and a significant deviation fr, Addresses: Zlomanczuk J, Univ Uppsala, Dept Radiat Sci, Box 535, S-75121 Uppsala, Sweden. Univ Uppsala, Dept Radiat Sci, S-75121 Uppsala, Sweden. Svedberg Lab, S-75121 Uppsala, Sweden. Univ Tubingen, Inst Phys, D-72076 Tubingen, Germany. KFA Julich GmbH

Published
1998

16. Measurement of the quasifree pn -> pn eta reaction

Author

Calén, H, Dyring, J, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johansson, A, Johansson, Tord, Kullander, S, Mörtsell, A, Ruber, RJMY, Schuberth, U, Zlomanczuk, J, Kilian, K, Oelert, W, Sefzick, T, Bilger, R, Brodowski, W, Clement, H, Wagner, G, Calén, H, Dyring, J, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johansson, A, Johansson, Tord, Kullander, S, Mörtsell, A, Ruber, RJMY, Schuberth, U, Zlomanczuk, J, Kilian, K, Oelert, W, Sefzick, T, Bilger, R, Brodowski, W, Clement, H, and Wagner, G

Abstract

The first measurement of the cross section of the quasifree pn-->pn eta reaction has been carried out at the CELSIUS storage ring using a deuterium internal cluster jet target. The energy dependence of the cross section is extracted using a fixed incident, Addresses: Calen H, Univ Uppsala, Dept Radiat Sci, Box 535, S-75121 Uppsala, Sweden. Univ Uppsala, Dept Radiat Sci, S-75121 Uppsala, Sweden. Svedberg Lab, S-75121 Uppsala, Sweden. KFA Julich GmbH, Forschungszentrum, IKP, D-52425 Julich, Germany. Univ Tubi

Published
1998

17. Meson production in light ion collisions at CELSIUS

Author

Johansson, Tord, Bilger, R, Brodowski, W, Bondar, A, Calén, H, Clement, H, Dunin, V, Dyring, J, Ekström, C, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johansson, A, Kilian, K, Kupsc, A, Kuzmin, A, Marciniewski, P, Morosov, B, Mörtsell, A, Oeler, Johansson, Tord, Bilger, R, Brodowski, W, Bondar, A, Calén, H, Clement, H, Dunin, V, Dyring, J, Ekström, C, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johansson, A, Kilian, K, Kupsc, A, Kuzmin, A, Marciniewski, P, Morosov, B, Mörtsell, A, and Oeler

Abstract

The PROMICE and WASA collaborations are engaged in a common programme in studies of pp and pd reactions at the CELSIUS storage ring at the The Svedberg Laboratory, Uppsala. Emphasis is placed on measurements of neutral meson production in the threshold re, Addresses: Johansson T, Univ Uppsala, Dept Radiat Sci, Box 535, S-75121 Uppsala, Sweden. Univ Uppsala, Dept Radiat Sci, S-75121 Uppsala, Sweden. Univ Tubingen, Inst Phys, D-7400 Tubingen, Germany. Budker Inst Nucl Phys, Novosibirsk 630090, Russia. Joint I

Published
1997

18. Measurement of the quasifree p+n->d+eta reaction near threshold

Author

Calén, H, Dyring, J, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johansson, A, Johansson, T, Kullander, S, Mörtsell, A, Ruber, RJMY, Schuberth, U, Zlomanczuk, J, Ekström, C, Kilian, K, Oelert, W, Renken, V, Sefzick, T, Bondar, A, Kuzmin, A, Shwa, Calén, H, Dyring, J, Fransson, K, Gustafsson, L, Häggström, S, Höistad, B, Johansson, A, Johansson, T, Kullander, S, Mörtsell, A, Ruber, RJMY, Schuberth, U, Zlomanczuk, J, Ekström, C, Kilian, K, Oelert, W, Renken, V, Sefzick, T, Bondar, A, Kuzmin, A, and Shwa

Abstract

The quasifree p + n --> d + eta reaction cross section has been measured in the near-threshold region using deuterium from an internal cluster-jet target and 1350 MeV protons in the CELSIUS storage ring of the The Svedberg Laboratory, Uppsala. The energy, Addresses: Calen H, UNIV UPPSALA, DEPT RADIAT SCI, BOX 535, S-75121 UPPSALA, SWEDEN. KFA JULICH GMBH, FORSCHUNGSZENTRUM, IKP, D-52425 JULICH, GERMANY. SVEDBERG LAB, S-75121 UPPSALA, SWEDEN. BUDKER INST NUCL PHYS, NOVOSIBIRSK 630090, RUSSIA. INST NUCL STUD

Published
1997

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