Observation of a resonance in the K$_s$p decay channel at a mass of 1765 MeV/c$^2$

Autor: WA89 Collaboration, Adamovich, M. I., Alexandrov, Yu. A., Barberis, D., Beck, M., Bérat, C., Beusch, W., Boss, M., Brons, S., Brückner, W., Buénerd, M., Busch, C., Büscher, C., Charignon, F., Chauvin, J., Chudakov, E. A., Dersch, U., Dropmann, F., Engelfried, J., Faller, F., Fournier, A., Gerassimov, S. G., Godbersen, M., Grafström, P., Haller, Th., Heidrich, M., Hubbard, E., Hurst, R. B., Königsmann, K., Konorov, I., Keller, N., Martens, K., Martin, Ph., Masciocchi, S., Michaels, R., Müller, U., Neeb, H., Newbold, D., Newsom, C., Paul, S., Pochodzalla, J., Potashnikova, I., Povh, B., Ren, Z., Rey-Campagnolle, M., Rosner, G., Rossi, L., Rudolph, H., Scheel, C., Schmitt, L., Siebert, H. -W., Simon, A., Smith, V., Thilmann, O., Trombini, A., Vesin, E., Volkemer, B., Vorwalter, K., Walcher, Th., Wälder, G., Werding, R., Wittmann, E., Zavertyaev, M. V.

Publikováno v: Eur.Phys.J.C50:535-538,2007

We report on the observation of a K$_s$p resonance signal at a mass of 1765$\pm$5 MeV/c$^2$, with intrinsic width $\Gamma = 108\pm 22$ MeV/c$^2$, produced inclusively in $\Sigma^-$-nucleus interactions at 340 GeV/c in the hyperon beam experiment WA89

Externí odkaz: http://arxiv.org/abs/hep-ex/0702044

Search for the pentaquark candidate theta(1540)(+) in the hyperon beam experiment wa89

Autor: Adamovich, M.I., Alexandrov, Yu.A., Baranov, S.P., Barberis, D., Beck, M., Berat, C., Beusch, W., Boss, M., Brons, S., Brueckner, W., Buenerd, M., Busch, C., Buescher, C., Charignon, F., Chauvin, J., Chudakov, E.A., Dersch, U., Dropmann, F., Engelfried, J., Faller, F., Fournier, A., Gerassimov, S.G., Godbersen, M., Grafstroem, P., Haller, T., Heidrich, M., Hubbard, E., Hurst, R.B., Koenigsmann, K., Konorov, I., Keller, N., Martens, K., Martin, P., Masciocchi, S., Michaels, R., Mueller, U., Neeb, H., Newbold, D., Newsom, C., Paul, S., Pochodzalla, J., Potashnikova, I., Povh, B., Ransome, R.D., Ren, Zhuoxiang, Rey-Campagnolle, M., Rosner, G., Rossi, L., Rudolph, H., Scheel, C., Schmitt, L., Siebert, H.W., Simon, A., Smith, V.J., Thilmann, O., Trombini, A., Vesin, E., Volkemer, B., Vorwalter, K., Waelcher, T., Waelder, G., Werding, R., Wittmann, E., Zavertyaev, M.V.

Publikováno v: PHYSICAL REVIEW C, NUCLEAR PHYSICS
Artículos CONICYT
CONICYT Chile
instacron:CONICYT
Physical Review C
Physical Review C, American Physical Society, 2005, 72, pp.055201. ⟨10.1103/PhysRevC.72.055201⟩

We report on a high-statistics search for the \t1540 resonance in $\Sigma^-$-nucleus collisions at 340 \gevc1 . No evidence for this resonance was found in our data sample which contains 13 millions $K^0_s \to \pi^+\pi^- $ decays above background. Fo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=arXiv_dedup_::30fb7ab8f358eea5315d62590b9e3985

Search for the exotic $\Xi^{--}(1860)$ Resonance in 340GeV/c $\Sigma^-$-Nucleus Interactions

Autor: Adamovich, M.I., Alexandrov, Yu.A., Baranov, S.P., Barberis, D., Beck, M., Berat, C., Beusch, W., Boss, M., Brons, S., Bruckner, W., Buenerd, M., Busch, C., Buscher, C., Charignon, F., Chauvin, J., Chudakov, E.A., Dersch, U., Dropmann, F., Engelfried, J., Faller, F., Fournier, A., Gerassimov, S.G., Godbersen, M., Grafstrom, P., Haller, Th., Heidrich, M., Hubbard, E., Hurst, R.B., Konigsmann, Kay, Konorov, I., Keller, N., Martens, K., Martin, Ph., Masciocchi, S., Michaels, R., Muller, U., Neeb, H., Newbold, D., Newsom, C., Paul, S., Pochodzalla, J., Potashnikova, I., Povh, B., Ransome, R., Ren, Z., Rey-Campagnolle, M., Rosner, G., Rossi, L., Rudolph, H., Scheel, C., Schmitt, L., Siebert, H.-W., Simon, A., Smith, V.J., Thilmann, O., Trombini, A., Vesin, E., Volkemer, B., Vorwalter, K., Walcher, Th., Walder, G., Werding, R., Wittmann, E., Zavertyaev, M.V.

We report on a high statistics search for the $\Xi^{--}(1860)$ resonance in $\Sigma^-$-nucleus collisions at 340GeV/c. No evidence for this resonance is found in our data sample which contains 676000 $\Xi^-$ candidates above background. For the decay

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od________65::728c16d6d7c9df558a4d99d5c4e2a5f5
http://cds.cern.ch/record/735446

Search for the exotic $\Xi^{--}$ (1860) resonance in 340 GeV/c $\Sigma^{-}$-nucleus interactions

Autor: Adamovich, M.I., Alexandrov, Yu.A., Baranov, S.P., Barberis, D., Beck, M., Berat, C., Beusch, W., Boss, M., Brons, S., Brueckner, W., Buenerd, M., Busch, C., Buescher, C., Charignon, F., Chauvin, J., Chudakov, E.A., Dersch, U., Dropmann, F., Engelfried, J., Faller, F., Fournier, A., Gerassimov, S.G., Godbersen, M., Grafstroem, P., Haller, T., Heidrich, M., Hubbard, E., Hurst, R.B., Koenigsmann, K., Konorov, I., Keller, N., Martens, K., Martin, P., Masciocchi, S., Michaels, R., Mueller, U., Neeb, H., Newbold, D., Newsom, C., Paul, S., Pochodzalla, J., Potashnikova, I., Povh, B., Ransome, R.D., Ren, Zhuoxiang, Rey-Campagnolle, M., Rosner, G., Rossi, L., Rudolph, H., Scheel, C., Schmitt, L., Siebert, H.W., Simon, A., Smith, V.J., Thilmann, O., Trombini, A., Vesin, E., Volkemer, B., Vorwalter, K., Waelcher, T., Waelder, G., Werding, R., Wittmann, E., Zavertyaev, M.V.

Publikováno v: Physical Review C
Physical Review C, American Physical Society, 2004, 70, 022201(R)-(5 p.). ⟨10.1103/PhysRevC.70.022201⟩

We report on a high statistics search for the Xi––(1860) resonance in Sigma–-nucleus collisions at 340 GeV/c. No evidence for this resonance is found in our data sample which contains 676000 Xi– candidates above background. For the decay chan

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::98da67a3be2941cef6602ae006e4e517
http://hal.in2p3.fr/in2p3-00022162

V0, anti-Xi+ and Omega- inclusive production cross-sections measured in hyperon experiment WA89 at CERN

Autor: Adamovich, M.I., Alexandrov, Y.A., Baranov, S.P., Barberis, D., Beck, M., Bérat, C., Beusch, W., Boss, M., Brons, S., Brückner, W., Buénerd, M., Busch, C., Büscher, C., Charignon, F., Chauvin, J., Chudakov, E.A., Dersch, U., Dropmann, P., Engelfried, J., Faller, F., Fournier, A., Gerassimov, S.G., Godbersen, M., Grafström, P., Haller, T., Heidrich, M., Hubbard, E., Hurst, R.B., Königsmann, K., Konorov, I., Keller, N., Martens, K., Martin, P., Masciocchi, S., Michaels, R., Müller, U., Neeb, H., Newbold, D., Newsom, C., Paul, S., Pochodzalla, J., Potashnikova, I., Povh, B., Ransome, R., Ren, Z., Rey-Campagnolle, M., Rosner, G., Rossi, L., Rudolph, H., Scheel, C., Schmitt, L., Siebert, H.-W., Simon, A., Smith, V., Thilmann, O., Trombini, A., Vesin, E., Volkemer, B., Vorwalter, K., Walcher, T., Wälder, G., Werding, R., Wittmann, E., Zavertyaev, M.V.

We report on a measurement of the inclusive cross sections of , , Ks0, + and - production by - and - of 345 GeV/c momentum and by neutrons of 260 GeV/c mean momentum in copper and carbon. The differential cross sections as function of pt2 show a dist

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od_______610::eb2f926e62b06a136f7c1bd5686b3dcc
https://publica.fraunhofer.de/handle/publica/205278