21 results on '"Goloubkov, D."'
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Search Results
2. V0 production in p+A collisions at $\sqrt{s}=41.6$ GeV
- Author
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Abt, I., Adams, M., Agari, M., Albrecht, H., Aleksandrov, A., Amaral, V., Amorim, A., Aplin, S. J., Aushev, V., Bagaturia, Y., Balagura, V., Bargiotti, M., Barsukova, O., Bastos, J., Batista, J., Bauer, C., Bauer, Th. S., Belkov, A., Belkov, Ar., Belotelov, I., Bertin, A., Bobchenko, B., Böcker, M., Bogatyrev, A., Bohm, G., Bräuer, M., Bruinsma, M., Bruschi, M., Buchholz, P., Buran, T., Carvalho, J., Conde, P., Cruse, C., Dam, M., Danielsen, K. M., Danilov, M., De Castro, S., Deppe, H., Dong, X., Dreis, H. B., Egorytchev, V., Ehret, K., Eisele, F., Emeliyanov, D., Essenov, S., Fabbri, L., Faccioli, P., Feuerstack-Raible, M., Flammer, J., Fominykh, B., Funcke, M., Garrido, Ll., Gellrich, A., Giacobbe, B., Gläß, J., Goloubkov, D., Golubkov, Y., Golutvin, A., Golutvin, I., Gorbounov, I., Gorišek, A., Gouchtchine, O., Goulart, D. C., Gradl, S., Gradl, W., Grimaldi, F., Groth-Jensen, J., Guilitsky, Yu., Hansen, J. D., Hernández, J. M., Hofmann, W., Hohlmann, M., Hott, T., Hulsbergen, W., Husemann, U., Igonkina, O., Ispiryan, M., Jagla, T., Jiang, C., Kapitza, H., Karabekyan, S., Karpenko, N., Keller, S., Kessler, J., Khasanov, F., Kiryushin, Yu., Kisel, I., Klinkby, E., Knöpfle, K. T., Kolanoski, H., Korpar, S., Krauss, C., Kreuzer, P., Križan, P., Krücker, D., Kupper, S., Kvaratskheliia, T., Lanyov, A., Lau, K., Lewendel, B., Lohse, T., Lomonosov, B., Männer, R., Mankel, R., Masciocchi, S., Massa, I., Matchikhilian, I., Medin, G., Medinnis, M., Mevius, M., Michetti, A., Mikhailov, Yu., Mizuk, R., Muresan, R., zur Nedden, M., Negodaev, M., Nörenberg, M., Nowak, S., Núñez Pardo de Vera, M. T., Ouchrif, M., Ould-Saada, F., Padilla, C., Peralta, D., Pernack, R., Pestotnik, R., Petersen, B. A., Piccinini, M., Pleier, M. A., Poli, M., Popov, V., Pose, D., Prystupa, S., Pugatch, V., Pylypchenko, Y., Pyrlik, J., Reeves, K., Reßing, D., Rick, H., Riu, I., Robmann, P., Rostovtseva, I., Rybnikov, V., Sánchez, F., Sbrizzi, A., Schmelling, M., Schmidt, B., Schreiner, A., Schröder, H., Schwanke, U., Schwartz, A. J., Schwarz, A. S., Schwenninger, B., Schwingenheuer, B., Sciacca, F., Semprini-Cesari, N., Shuvalov, S., Silva, L., Sözüer, L., Solunin, S., Somov, A., Somov, S., Spengler, J., Spighi, R., Spiridonov, A., Stanovnik, A., Starič, M., Stegmann, C., Subramania, H. S., Symalla, M., Tikhomirov, I., Titov, M., Tsakov, I., Uwer, U., van Eldik, C., Vassiliev, Yu., Villa, M., Vitale, A., Vukotic, I., Wahlberg, H., Walenta, A. H., Walter, M., Wang, J. J., Wegener, D., Werthenbach, U., Wolters, H., Wurth, R., Wurz, A., Xella-Hansen, S., Zaitsev, Yu., Zavertyaev, M., Zeuner, T., Zhelezov, A., Zheng, Z., Zimmermann, R., Živko, T., Zoccoli, A., and The HERA-B Collaboration
- Published
- 2009
- Full Text
- View/download PDF
3. Kinematic distributions and nuclear effects of J/ψ production in 920 GeV fixed-target proton-nucleus collisions
- Author
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Abt, I., Adams, M., Agari, M., Albrecht, H., Aleksandrov, A., Amaral, V., Amorim, A., Aplin, S. J., Aushev, V., Bagaturia, Y., Balagura, V., Bargiotti, M., Barsukova, O., Bastos, J., Batista, J., Bauer, C., Bauer, Th. S., Belkov, A., Belkov, Ar., Belotelov, I., Bertin, A., Bobchenko, B., Böcker, M., Bogatyrev, A., Bohm, G., Bräuer, M., Bruinsma, M., Bruschi, M., Buchholz, P., Buran, T., Carvalho, J., Conde, P., Cruse, C., Dam, M., Danielsen, K. M., Danilov, M., De Castro, S., Deppe, H., Dong, X., Dreis, H. B., Egorytchev, V., Ehret, K., Eisele, F., Emeliyanov, D., Essenov, S., Fabbri, L., Faccioli, P., Feuerstack-Raible, M., Flammer, J., Fominykh, B., Funcke, M., Garrido, Ll., Gellrich, A., Giacobbe, B., Gläß, J., Goloubkov, D., Golubkov, Y., Golutvin, A., Golutvin, I., Gorbounov, I., Gorišek, A., Gouchtchine, O., Goulart, D. C., Gradl, S., Gradl, W., Grimaldi, F., Groth-Jensen, J., Guilitsky, Yu., Hansen, J. D., Hernández, J. M., Hofmann, W., Hohlmann, M., Hott, T., Hulsbergen, W., Husemann, U., Igonkina, O., Ispiryan, M., Jagla, T., Jiang, C., Kapitza, H., Karabekyan, S., Karpenko, N., Keller, S., Kessler, J., Khasanov, F., Kiryushin, Yu., Kisel, I., Klinkby, E., Knöpfle, K. T., Kolanoski, H., Korpar, S., Krauss, C., Kreuzer, P., Križan, P., Krücker, D., Kupper, S., Kvaratskheliia, T., Lanyov, A., Lau, K., Lewendel, B., Lohse, T., Lomonosov, B., Männer, R., Mankel, R., Masciocchi, S., Massa, I., Matchikhilian, I., Medin, G., Medinnis, M., Mevius, M., Michetti, A., Mikhailov, Yu., Mizuk, R., Muresan, R., zur Nedden, M., Negodaev, M., Nörenberg, M., Nowak, S., Núñez Pardo de Vera, M. T., Ouchrif, M., Ould-Saada, F., Padilla, C., Peralta, D., Pernack, R., Pestotnik, R., Petersen, B. AA., Piccinini, M., Pleier, M. A., Poli, M., Popov, V., Pose, D., Prystupa, S., Pugatch, V., Pylypchenko, Y., Pyrlik, J., Reeves, K., Reßing, D., Rick, H., Riu, I., Robmann, P., Rostovtseva, I., Rybnikov, V., Sánchez, F., Sbrizzi, A., Schmelling, M., Schmidt, B., Schreiner, A., Schröder, H., Schwanke, U., Schwartz, A. J., Schwarz, A. S., Schwenninger, B., Schwingenheuer, B., Sciacca, F., Semprini-Cesari, N., Shuvalov, S., Silva, L., Sözüer, L., Solunin, S., Somov, A., Somov, S., Spengler, J., Spighi, R., Spiridonov, A., Stanovnik, A., Starič, M., Stegmann, C., Subramania, H. S., Symalla, M., Tikhomirov, I., Titov, M., Tsakov, I., Uwer, U., van Eldik, C., Vassiliev, Yu., Villa, M., Vitale, A., Vukotic, I., Wahlberg, H., Walenta, A. H., Walter, M., Wang, J. J., Wegener, D., Werthenbach, U., Wolters, H., Wurth, R., Wurz, A., Xella-Hansen, S., Zaitsev, Yu., Zavertyaev, M., Zeuner, T., Zhelezov, A., Zheng, Z., Zimmermann, R., Živko, T., Zoccoli, A., and The HERA-B Collaboration
- Published
- 2009
- Full Text
- View/download PDF
4. Angular distributions of leptons from J/ψ’s produced in 920 GeV fixed-target proton-nucleus collisions
- Author
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Abt, I., Adams, M., Agari, M., Albrecht, H., Aleksandrov, A., Amaral, V., Amorim, A., Aplin, S. J., Aushev, V., Bagaturia, Y., Balagura, V., Bargiotti, M., Barsukova, O., Bastos, J., Batista, J., Bauer, C., Bauer, Th. S., Belkov, A., Belkov, Ar., Belotelov, I., Bertin, A., Bobchenko, B., Böcker, M., Bogatyrev, A., Bohm, G., Bräuer, M., Bruinsma, M., Bruschi, M., Buchholz, P., Buran, T., Carvalho, J., Conde, P., Cruse, C., Dam, M., Danielsen, K. M., Danilov, M., De Castro, S., Deppe, H., Dong, X., Dreis, H. B., Egorytchev, V., Ehret, K., Eisele, F., Emeliyanov, D., Essenov, S., Fabbri, L., Faccioli, P., Feuerstack-Raible, M., Flammer, J., Fominykh, B., Funcke, M., Garrido, Ll., Gellrich, A., Giacobbe, B., Gläß, J., Goloubkov, D., Golubkov, Y., Golutvin, A., Golutvin, I., Gorbounov, I., Gorišek, A., Gouchtchine, O., Goulart, D. C., Gradl, S., Gradl, W., Grimaldi, F., Groth-Jensen, J., Guilitsky, Yu., Hansen, J. D., Hernández, J. M., Hofmann, W., Hohlmann, M., Hott, T., Hulsbergen, W., Husemann, U., Igonkina, O., Ispiryan, M., Jagla, T., Jiang, C., Kapitza, H., Karabekyan, S., Karpenko, N., Keller, S., Kessler, J., Khasanov, F., Kiryushin, Yu., Kisel, I., Klinkby, E., Knöpfle, K. T., Kolanoski, H., Korpar, S., Krauss, C., Kreuzer, P., Križan, P., Krücker, D., Kupper, S., Kvaratskheliia, T., Lanyov, A., Lau, K., Lewendel, B., Lohse, T., Lomonosov, B., Männer, R., Mankel, R., Masciocchi, S., Massa, I., Matchikhilian, I., Medin, G., Medinnis, M., Mevius, M., Michetti, A., Mikhailov, Yu., Mizuk, R., Muresan, R., zur Nedden, M., Negodaev, M., Nörenberg, M., Nowak, S., Núñez Pardo de Vera, M. T., Ouchrif, M., Ould-Saada, F., Padilla, C., Peralta, D., Pernack, R., Pestotnik, R., Petersen, B. AA., Piccinini, M., Pleier, M. A., Poli, M., Popov, V., Pose, D., Prystupa, S., Pugatch, V., Pylypchenko, Y., Pyrlik, J., Reeves, K., Reßing, D., Rick, H., Riu, I., Robmann, P., Rostovtseva, I., Rybnikov, V., Sánchez, F., Sbrizzi, A., Schmelling, M., Schmidt, B., Schreiner, A., Schröder, H., Schwanke, U., Schwartz, A. J., Schwarz, A. S., Schwenninger, B., Schwingenheuer, B., Sciacca, F., Semprini-Cesari, N., Shuvalov, S., Silva, L., Sözüer, L., Solunin, S., Somov, A., Somov, S., Spengler, J., Spighi, R., Spiridonov, A., Stanovnik, A., Starič, M., Stegmann, C., Subramania, H. S., Symalla, M., Tikhomirov, I., Titov, M., Tsakov, I., Uwer, U., van Eldik, C., Vassiliev, Yu., Villa, M., Vitale, A., Vukotic, I., Wahlberg, H., Walenta, A. H., Walter, M., Wang, J. J., Wegener, D., Werthenbach, U., Wolters, H., Wurth, R., Wurz, A., Xella-Hansen, S., Zaitsev, Yu., Zavertyaev, M., Zeuner, T., Zhelezov, A., Zheng, Z., Zimmermann, R., Živko, T., and Zoccoli, A.
- Published
- 2009
- Full Text
- View/download PDF
5. Measurement of D0, D+, Ds + and D*+ production in fixed target 920 GeV proton–nucleus collisions
- Author
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Abt, I., Adams, M., Agari, M., Albrecht, H., Aleksandrov, A., Amaral, V., Amorim, A., Aplin, S.J., Aushev, V., Bagaturia, Y., Balagura, V., Bargiotti, M., Barsukova, O., Bastos, J., Batista, J., Bauer, C., Bauer, T.S., Belkov, A., Belkov, A., Belotelov, I., Bertin, A., Bobchenko, B., Böcker, M., Bogatyrev, A., Bohm, G., Bräuer, M., Bruinsma, M., Bruschi, M., Buchholz, P., Buran, T., Carvalho, J., Conde, P., Cruse, C., Dam, M., Danielsen, K.M., Danilov, M., De Castro, S., Deppe, H., Dong, X., Dreis, H.B., Egorytchev, V., Ehret, K., Eisele, F., Emeliyanov, D., Essenov, S., Fabbri, L., Faccioli, P., Feuerstack-Raible, M., Flammer, J., Fominykh, B., Funcke, M., Garrido, L., Gellrich, A., Giacobbe, B., Gläß, J., Goloubkov, D., Golubkov, Y., Golutvin, A., Golutvin, I., Gorbounov, I., Gorišek, A., Gouchtchine, O., Goulart, D.C., Gradl, S., Gradl, W., Grimaldi, F., Groth-Jensen, J., Guilitsky, Y., Hansen, J.D., Hernández, J.M., Hofmann, W., Hohlmann, M., Hott, T., Hulsbergen, W., Husemann, U., Igonkina, O., Ispiryan, M., Jagla, T., Jiang, C., Kapitza, H., Karabekyan, S., Karpenko, N., Keller, S., Kessler, J., Khasanov, F., Kiryushin, Y., Kisel, I., Klinkby, E., Knöpfle, K.T., Kolanoski, H., Korpar, S., Krauss, C., Kreuzer, P., Križan, P., Krücker, D., Kupper, S., Kvaratskheliia, T., Lanyov, A., Lau, K., Lewendel, B., Lohse, T., Lomonosov, B., Männer, R., Mankel, R., Masciocchi, S., Massa, I., Matchikhilian, I., Medin, G., Medinnis, M., Mevius, M., Michetti, A., Mikhailov, Y., Mizuk, R., Muresan, R., zur Nedden, M., Negodaev, M., Nörenberg, M., Nowak, S., Núñez Pardo de Vera, M.T., Ouchrif, M., Ould-Saada, F., Padilla, C., Peralta, D., Pernack, R., Pestotnik, R., Petersen, B.A.A., Piccinini, M., Pleier, M.A., Poli, M., Popov, V., Pose, D., Prystupa, S., Pugatch, V., Pylypchenko, Y., Pyrlik, J., Reeves, K., Reßing, D., Rick, H., Riu, I., Robmann, P., Rostovtseva, I., Rybnikov, V., Sánchez, F., Sbrizzi, A., Schmelling, M., Schmidt, B., Schreiner, A., Schröder, H., Schwanke, U., Schwartz, A.J., Schwarz, A.S., Schwenninger, B., Schwingenheuer, B., Sciacca, F., Semprini-Cesari, N., Shuvalov, S., Silva, L., Škrk, D., Sözüer, L., Solunin, S., Somov, A., Somov, S., Spengler, J., Spighi, R., Spiridonov, A., Stanovnik, A., Starič, M., Stegmann, C., Subramania, H.S., Symalla, M., Tikhomirov, I., Titov, M., Tsakov, I., Uwer, U., van Eldik, C., Vassiliev, Y., Villa, M., Vitale, A., Vukotic, I., Wahlberg, H., Walenta, A.H., Walter, M., Wang, J.J., Wegener, D., Werthenbach, U., Wolters, H., Wurth, R., Wurz, A., Xella-Hansen, S., Zaitsev, Y., Zavertyaev, M., Zeuner, T., Zhelezov, A., Zheng, Z., Zimmermann, R., Živko, T., Zoccoli, A., and The HERA-B Collaboration
- Published
- 2007
- Full Text
- View/download PDF
6. K*0 and φ meson production in proton–nucleus interactions at $\sqrt{s}=41.6\text{GeV}$
- Author
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Abt, I., Adams, M., Agari, M., Albrecht, H., Aleksandrov, A., Amaral, V., Amorim, A., Aplin, S.J., Aushev, V., Bagaturia, Y., Balagura, V., Bargiotti, M., Barsukova, O., Bastos, J., Batista, J., Bauer, C., Bauer, T.S., Belkov, A., Belkov, A., Belotelov, I., Bertin, A., Bobchenko, B., Böcker, M., Bogatyrev, A., Bohm, G., Bräuer, M., Bruinsma, M., Bruschi, M., Buchholz, P., Buran, T., Carvalho, J., Conde, P., Cruse, C., Dam, M., Danielsen, K.M., Danilov, M., De Castro, S., Deppe, H., Dong, X., Dreis, H.B., Egorytchev, V., Ehret, K., Eisele, F., Emeliyanov, D., Essenov, S., Fabbri, L., Faccioli, P., Feuerstack-Raible, M., Flammer, J., Fominykh, B., Funcke, M., Garrido, L., Gellrich, A., Giacobbe, B., Gläß, J., Goloubkov, D., Golubkov, Y., Golutvin, A., Golutvin, I., Gorbounov, I., Gorišek, A., Gouchtchine, O., Goulart, D.C., Gradl, S., Gradl, W., Grimaldi, F., Groth-Jensen, J., Guilitsky, Y., Hansen, J.D., Hernández, J.M., Hofmann, W., Hohlmann, M., Hott, T., Hulsbergen, W., Husemann, U., Igonkina, O., Ispiryan, M., Jagla, T., Jiang, C., Kapitza, H., Karabekyan, S., Karpenko, N., Keller, S., Kessler, J., Khasanov, F., Kiryushin, Y., Kisel, I., Klinkby, E., Knöpfle, K.T., Kolanoski, H., Korpar, S., Krauss, C., Kreuzer, P., Križan, P., Krücker, D., Kupper, S., Kvaratskheliia, T., Lanyov, A., Lau, K., Lewendel, B., Lohse, T., Lomonosov, B., Männer, R., Mankel, R., Masciocchi, S., Massa, I., Matchikhilian, I., Medin, G., Medinnis, M., Mevius, M., Michetti, A., Mikhailov, Y., Mizuk, R., Muresan, R., zur Nedden, M., Negodaev, M., Nörenberg, M., Nowak, S., Núñez Pardo de Vera, M.T., Ouchrif, M., Ould-Saada, F., Padilla, C., Peralta, D., Pernack, R., Pestotnik, R., Petersen, B.A., Piccinini, M., Pleier, M.A., Poli, M., Popov, V., Pose, D., Prystupa, S., Pugatch, V., Pylypchenko, Y., Pyrlik, J., Reeves, K., Reßing, D., Rick, H., Riu, I., Robmann, P., Rostovtseva, I., Rybnikov, V., Sánchez, F., Sbrizzi, A., Schmelling, M., Schmidt, B., Schreiner, A., Schröder, H., Schwanke, U., Schwartz, A.J., Schwarz, A.S., Schwenninger, B., Schwingenheuer, B., Sciacca, F., Semprini-Cesari, N., Shuvalov, S., Silva, L., Sözüer, L., Solunin, S., Somov, A., Somov, S., Spengler, J., Spighi, R., Spiridonov, A., Stanovnik, A., Starič, M., Stegmann, C., Subramania, H.S., Symalla, M., Tikhomirov, I., Titov, M., Tsakov, I., Uwer, U., van Eldik, C., Vassiliev, Y., Villa, M., Vitale, A., Vukotic, I., Wahlberg, H., Walenta, A.H., Walter, M., Wang, J.J., Wegener, D., Werthenbach, U., Wolters, H., Wurth, R., Wurz, A., Zaitsev, Y., Zavertyaev, M., Zeuner, T., Zhelezov, A., Zheng, Z., Zimmermann, R., Živko, T., and Zoccoli, A.
- Published
- 2007
- Full Text
- View/download PDF
7. A Measurement of the ψ′ to J/ψ production ratio in 920 GeV proton-nucleus interactions
- Author
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Abt, I., Adams, M., Agari, M., Albrecht, H., Aleksandrov, A., Amaral, V., Amorim, A., Aplin, S.J., Aushev, V., Bagaturia, Y., Balagura, V., Bargiotti, M., Barsukova, O., Bastos, J., Batista, J., Bauer, C., Bauer, T.S., Belkov, A., Belkov, A., Belotelov, I., Bertin, A., Bobchenko, B., Böcker, M., Bogatyrev, A., Bohm, G., Bräuer, M., Bruinsma, M., Bruschi, M., Buchholz, P., Buran, T., Carvalho, J., Conde, P., Cruse, C., Dam, M., Danielsen, K.M., Danilov, M., De Castro, S., Deppe, H., Dong, X., Dreis, H.B., Egorytchev, V., Ehret, K., Eisele, F., Emeliyanov, D., Essenov, S., Fabbri, L., Faccioli, P., Feuerstack-Raible, M., Flammer, J., Fominykh, B., Funcke, M., Garrido, L., Gellrich, A., Giacobbe, B., Gläß, J., Goloubkov, D., Golubkov, Y., Golutvin, A., Golutvin, I., Gorbounov, I., Gorišek, A., Gouchtchine, O., Goulart, D.C., Gradl, S., Gradl, W., Grimaldi, F., Groth-Jensen, J., Guilitsky, Y., Hansen, J.D., Hernández, J.M., Hofmann, W., Hohlmann, M., Hott, T., Hulsbergen, W., Husemann, U., Igonkina, O., Ispiryan, M., Jagla, T., Jiang, C., Kapitza, H., Karabekyan, S., Karpenko, N., Keller, S., Kessler, J., Khasanov, F., Kiryushin, Y., Kisel, I., Klinkby, E., Knöpfle, K.T., Kolanoski, H., Korpar, S., Krauss, C., Kreuzer, P., Križan, P., Krücker, D., Kupper, S., Kvaratskheliia, T., Lanyov, A., Lau, K., Lewendel, B., Lohse, T., Lomonosov, B., Männer, R., Mankel, R., Masciocchi, S., Massa, I., Matchikhilian, I., Medin, G., Medinnis, M., Mevius, M., Michetti, A., Mikhailov, Y., Mizuk, R., Muresan, R., zur Nedden, M., Negodaev, M., Nörenberg, M., Nowak, S., Núñez Pardo de Vera, M.T., Ouchrif, M., Ould-Saada, F., Padilla, C., Peralta, D., Pernack, R., Pestotnik, R., Petersen, B.AA., Piccinini, M., Pleier, M.A., Poli, M., Popov, V., Pose, D., Prystupa, S., Pugatch, V., Pylypchenko, Y., Pyrlik, J., Reeves, K., Reßing, D., Rick, H., Riu, I., Robmann, P., Rostovtseva, I., Rybnikov, V., Sánchez, F., Sbrizzi, A., Schmelling, M., Schmidt, B., Schreiner, A., Schröder, H., Schwanke, U., Schwartz, A.J., Schwarz, A.S., Schwenninger, B., Schwingenheuer, B., Sciacca, F., Semprini-Cesari, N., Shuvalov, S., Silva, L., Sözüer, L., Solunin, S., Somov, A., Somov, S., Spengler, J., Spighi, R., Spiridonov, A., Stanovnik, A., Starič, M., Stegmann, C., Subramania, H.S., Symalla, M., Tikhomirov, I., Titov, M., Tsakov, I., Uwer, U., van Eldik, C., Vassiliev, Yu., Villa, M., Vitale, A., Vukotic, I., Wahlberg, H., Walenta, A.H., Walter, M., Wang, J.J., Wegener, D., Werthenbach, U., Wolters, H., Wurth, R., Wurz, A., Zaitsev, Y., Zavertyaev, M., Zeuner, T., Zhelezov, A., Zheng, Z., Zimmermann, R., Živko, T., Zoccoli, A., and The HERA-B Collaboration
- Published
- 2007
- Full Text
- View/download PDF
8. Luminosity determination at HERA-B
- Author
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Abt, I., Adams, M., Agari, M., Albrecht, H., Aleksandrov, A., Amaral, V., Amorim, A., Aplin, S.J., Aushev, V., Bagaturia, Y., Balagura, V., Bargiotti, M., Barsukova, O., Bastos, J., Batista, J., Bauer, C., Bauer, Th.S., Belkov, A., Belkov, Ar., Belotelov, I., Bertin, A., Bobchenko, B., Böcker, M., Bogatyrev, A., Bohm, G., Bräuer, M., Bruinsma, M., Bruschi, M., Buchholz, P., Buran, T., Carvalho, J., Conde, P., Cruse, C., Dam, M., Danielsen, K.M., Danilov, M., De Castro, S., Deppe, H., Dong, X., Dreis, H.B., Egorytchev, V., Ehret, K., Eisele, F., Emeliyanov, D., Essenov, S., Fabbri, L., Faccioli, P., Feuerstack-Raible, M., Flammer, J., Fominykh, B., Funcke, M., Garrido, Ll., Gellrich, A., Giacobbe, B., Gläß, J., Goloubkov, D., Golubkov, Y., Golutvin, A., Golutvin, I., Gorbounov, I., Gorišek, A., Gouchtchine, O., Goulart, D.C., Gradl, S., Gradl, W., Grimaldi, F., Groth-Jensen, J., Guilitsky, Yu., Hansen, J.D., Hernández, J.M., Hofmann, W., Hohlmann, M., Hott, T., Hulsbergen, W., Husemann, U., Igonkina, O., Ispiryan, M., Jagla, T., Jiang, C., Kapitza, H., Karabekyan, S., Karpenko, N., Keller, S., Kessler, J., Khasanov, F., Kiryushin, Yu., Kisel, I., Klinkby, E., Knöpfle, K.T., Kolanoski, H., Korpar, S., Krauss, C., Kreuzer, P., Križan, P., Krücker, D., Kupper, S., Kvaratskheliia, T., Lanyov, A., Lau, K., Lewendel, B., Lohse, T., Lomonosov, B., Männer, R., Mankel, R., Masciocchi, S., Massa, I., Matchikhilian, I., Medin, G., Medinnis, M., Mevius, M., Michetti, A., Mikhailov, Yu., Mizuk, R., Muresan, R., zur Nedden, M., Negodaev, M., Nörenberg, M., Nowak, S., Núñez Pardo de Vera, M.T., Ouchrif, M., Ould-Saada, F., Padilla, C., Peralta, D., Pernack, R., Pestotnik, R., Petersen, B.AA., Piccinini, M., Pleier, M.A., Poli, M., Popov, V., Pose, D., Prystupa, S., Pugatch, V., Pylypchenko, Y., Pyrlik, J., Reeves, K., Reßing, D., Rick, H., Riu, I., Robmann, P., Rostovtseva, I., Rybnikov, V., Sánchez, F., Sbrizzi, A., Schmelling, M., Schmidt, B., Schreiner, A., Schröder, H., Schwanke, U., Schwartz, A.J., Schwarz, A.S., Schwenninger, B., Schwingenheuer, B., Sciacca, F., Semprini-Cesari, N., Shuvalov, S., Silva, L., Sözüer, L., Solunin, S., Somov, S., Somov, A., Spengler, J., Spighi, R., Spiridonov, A., Stanovnik, A., Starič, M., Stegmann, C., Subramania, H.S., Symalla, M., Tikhomirov, I., Titov, M., Tsakov, I., Uwer, U., van Eldik, C., Vassiliev, Yu., Villa, M., Vitale, A., Vukotic, I., Wahlberg, H., Walenta, A.H., Walter, M., Wang, J.J., Wegener, D., Werthenbach, U., Wolters, H., Wurth, R., Wurz, A., Xella-Hansen, S., Zaitsev, Yu., Zavertyaev, M., Zeuner, T., Zhelezov, A., Zheng, Z., Zimmermann, R., Živko, T., and Zoccoli, A.
- Published
- 2007
- Full Text
- View/download PDF
9. Erratum to: V0 production in p+A collisions at $\sqrt{s}=41.6$ GeV
- Author
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Abt, I., Adams, M., Agari, M., Albrecht, H., Aleksandrov, A., Amaral, V., Amorim, A., Aplin, S. J., Aushev, V., Bagaturia, Y., Balagura, V., Bargiotti, M., Barsukova, O., Bastos, J., Batista, J., Bauer, C., Bauer, Th. S., Belkov, A., Belkov, Ar., Belotelov, I., Bertin, A., Bobchenko, B., Böcker, M., Bogatyrev, A., Bohm, G., Bräuer, M., Bruinsma, M., Bruschi, M., Buchholz, P., Buran, T., Carvalho, J., Conde, P., Cruse, C., Dam, M., Danielsen, K. M., Danilov, M., De Castro, S., Deppe, H., Dong, X., Dreis, H. B., Egorytchev, V., Ehret, K., Eisele, F., Emeliyanov, D., Essenov, S., Fabbri, L., Faccioli, P., Feuerstack-Raible, M., Flammer, J., Fominykh, B., Funcke, M., Garrido, Ll., Gellrich, A., Giacobbe, B., Gläß, J., Goloubkov, D., Golubkov, Y., Golutvin, A., Golutvin, I., Gorbounov, I., Gorišek, A., Gouchtchine, O., Goulart, D. C., Gradl, S., Gradl, W., Grimaldi, F., Groth-Jensen, J., Guilitsky, Yu., Hansen, J. D., Hernández, J. M., Hofmann, W., Hohlmann, M., Hott, T., Hulsbergen, W., Husemann, U., Igonkina, O., Ispiryan, M., Jagla, T., Jiang, C., Kapitza, H., Karabekyan, S., Karpenko, N., Keller, S., Kessler, J., Khasanov, F., Kiryushin, Yu., Kisel, I., Klinkby, E., Knöpfle, K. T., Kolanoski, H., Korpar, S., Krauss, C., Kreuzer, P., Križan, P., Krücker, D., Kupper, S., Kvaratskheliia, T., Lanyov, A., Lau, K., Lewendel, B., Lohse, T., Lomonosov, B., Männer, R., Mankel, R., Masciocchi, S., Massa, I., Matchikhilian, I., Medin, G., Medinnis, M., Mevius, M., Michetti, A., Mikhailov, Yu., Mizuk, R., Muresan, R., zur Nedden, M., Negodaev, M., Nörenberg, M., Nowak, S., Núñez Pardo de Vera, M. T., Ouchrif, M., Ould-Saada, F., Padilla, C., Peralta, D., Pernack, R., Pestotnik, R., Petersen, B. A., Piccinini, M., Pleier, M. A., Poli, M., Popov, V., Pose, D., Prystupa, S., Pugatch, V., Pylypchenko, Y., Pyrlik, J., Reeves, K., Reßing, D., Rick, H., Riu, I., Robmann, P., Rostovtseva, I., Rybnikov, V., Sánchez, F., Sbrizzi, A., Schmelling, M., Schmidt, B., Schreiner, A., Schröder, H., Schwanke, U., Schwartz, A. J., Schwarz, A. S., Schwenninger, B., Schwingenheuer, B., Sciacca, F., Semprini-Cesari, N., Shuvalov, S., Silva, L., Sözüer, L., Solunin, S., Somov, A., Somov, S., Spengler, J., Spighi, R., Spiridonov, A., Stanovnik, A., Starič, M., Stegmann, C., Subramania, H. S., Symalla, M., Tikhomirov, I., Titov, M., Tsakov, I., Uwer, U., van Eldik, C., Vassiliev, Yu., Villa, M., Vitale, A., Vukotic, I., Wahlberg, H., Walenta, A. H., Walter, M., Wang, J. J., Wegener, D., Werthenbach, U., Wolters, H., Wurth, R., Wurz, A., Xella-Hansen, S., Zaitsev, Yu., Zavertyaev, M., Zeuner, T., Zhelezov, A., Zheng, Z., Zimmermann, R., Živko, T., Zoccoli, A., and The HERA-B Collaboration
- Published
- 2009
- Full Text
- View/download PDF
10. The Angular Matching Method for the Muon Charge Sign Measurement in the OPERA Experiment
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Agafonova, N., Aleksandrov, A., Anokhina, A., Aoki, S., Ariga, A., Ariga, T., Bender, D., Bertolin, A., Bozza, C., Brugnera, R., Buonaura, A., Buontempo, S., Buttner, B., Chernyavsky, M., Chukanov, A., Consiglio, L., D'Ambrosio, N., De Lellis, G., De Serio, M., del Amo Sanchez, P., Di Crescenzo, A., Di Ferdinando, D., Di Marco, N., Dmitrievski, S., Dracos, M., Duchesneau, D., Dusini, S., Dzhatdoev, T., Ebert, J., Ereditato, A., Fini, R.A., Fukuda, T., Galati, G., Garfagnini, A., Giacomelli, G., Gollnitz, C., Goldberg, J., Goloubkov, D., Gornushkin, Y., Grella, G., Guler, M., Gustavino, C., Hagner, C., Hara, T., Hollnagel, A., Hosseini, B., Ishida, H., Ishiguro, K., Jakovcic, K., Jollet, C., Kamiscioglu, C., Kamiscioglu, M., Kawada, J., Kim, J.H., Kim, S.H., Kitagawa, N., Klicek, B., Kodama, K., Komatsu, M., Kose, U., Kreslo, I., Lauria, A., Lenkeit, J., Ljubicic, A., Longhin, A., Loverre, P., Malgin, A., Malenica, M., Mandrioli, G., Matsuo, T., Matveev, V., Mauri, N., Medinaceli, E., Meregaglia, A., Meyer, M., Mikado, S., Monacelli, P., Montesi, M.C., Morishima, K., Muciaccia, M.T., Naganawa, N., Naka, T., Nakamura, M., Nakano, T., Nakatsuka, Y., Niwa, K., Ogawa, S., Okateva, N., Olshevsky, A., Omura, T., Ozaki, K., Paoloni, A., Park, B.D., Park, I.G., Pasqualini, L., Pastore, A., Patrizii, L., Pessard, H., Pistillo, C., Podgrudkov, D., Polukhina, N., Pozzato, M., Pupilli, F., Roda, M., Rokujo, H., Roganova, T., Rosa, G., Rostovtseva, I., Ryazhskaya, O., Sato, O., Sato, Y., Schembri, A., Shakiryanova, I., Shchedrina, T., Sheshukov, A., Shibuya, H., Shiraishi, T., Shoziyoev, G., Simone, S., Sioli, M., Sirignano, C., Sirri, G., Spinetti, M., Stanco, L., Starkov, N., Stellacci, S.M., Stipcevic, M., Strolin, P., Takahashi, S., Tenti, M., Terranova, F., Tioukov, V., Tufanli, S., Vilain, P., Vladimirov, M., Votano, L., Vuilleumier, J.L., Wilquet, G., Wonsak, B., Yoon, C.S., Zaitsev, Y., Zemskova, S., and Zghiche, A.
- Subjects
Physics::Instrumentation and Detectors ,High Energy Physics::Experiment ,Detectors and Experimental Techniques - Abstract
The long baseline neutrino oscillation experiment OPERA is searching for $\nu_{\tau}$ appearance in the CNGS beam of $\nu_{\mu}$. The task of the two muon spectrometers of the OPERA detector is to clarify the signature of a muonic $\tau$ decay ($\mu^{-}$) and to reduce background originating from charmed particles produced in $\nu_{\mu}$ interactions ($\mu^{+}$). Based on geometric considerations a method called angular matching method is developed which allows to improve the charge sign determination. In a realistic beam Monte Carlo simulation it is shown that the fraction of misidentified muon charges can be reduced by 39%. A first estimation of the fraction of misidentified muon charges with tracks crossing one spectrometer is presented and compared with real data. Furthermore the potential of the new method is demonstrated as it can lead to an improvement of one order of magnitude concerning the fraction of misidentified muon charges. The OPERA long-baseline neutrino-oscillation experiment has observed the direct appearance of ν(τ) in the CNGS ν(μ) beam. Two large muon magnetic spectrometers are used to identify muons produced in the τ leptonic decay and in ν(μ) CC interactions by measuring their charge and momentum. Besides the kinematic analysis of the τ decays, background resulting from the decay of charmed particles produced in ν(μ) CC interactions is reduced by efficiently identifying the muon track. A new method for the charge sign determination has been applied, via a weighted angular matching of the straight track-segments reconstructed in the different parts of the dipole magnets. Results obtained for Monte Carlo and real data are presented. Comparison with a method where no matching is used shows a significant reduction of up to 40% of the fraction of wrongly determined charges. The OPERA long-baseline neutrino-oscillation experiment has observed the direct appearance of $\nu_\tau$ in the CNGS $\nu_\mu$ beam. Two large muon magnetic spectrometers are used to identify muons produced in the $\tau$ leptonic decay and in $\nu_\mu^{CC}$ interactions by measuring their charge and momentum. Besides the kinematic analysis of the $\tau$ decays, background resulting from the decay of charmed particles produced in $\nu_\mu^{CC}$ interactions is reduced by efficiently identifying the muon track. A new method for the charge sign determination has been applied, via a weighted angular matching of the straight track-segments reconstructed in the different parts of the dipole magnets. Results obtained for Monte Carlo and real data are presented. Comparison with a method where no matching is used shows a significant reduction of up to 40\% of the fraction of wrongly determined charges.
- Published
- 2014
11. Charm, beauty and charmonium production at HERA-B
- Author
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ZOCCOLI, ANTONIO, BARGIOTTI, MARIANNE, BERTIN, ANTONIO, DE CASTRO, STEFANO, FABBRI, LAURA, FACCIOLI, PIETRO, GRIMALDI, FILIPPO, MASSA, IGNAZIO GIACOMO, PICCININI, MAURIZIO, SEMPRINI CESARI, NICOLA, VILLA, MAURO, VITALE, ANTONIO, ABT I, ADAMS M, AGARI M, ALBRECHT H, ALEKSANDROV A, AMARAL V, AMORIM A, APLIN SJ, AUSHEV V, BAGATURIA Y, BALAGURA V, BARSUKOVA O, BASTOS J, BATISTA J, BAUER C, BAUER TS, BELKOV A, BELOTELOV I, BOBCHENKO B, BOCKER M, BOGATYREV A, BOHM G, BRAUER M, BRUINSMA M, BRUSCHI M, BUCHHOLZ P, BURAN T, CARVALHO J, CONDE P, CRUSE C, DAM M, DANIELSEN KM, DANILOV M, DEPPE H, DONG X, DREIS HB, EGORYTCHEV V, EHRET K, EISELE F, EMELIYANOV D, ESSENOV S, FEUERSTACK RAIBLE M, FLAMMER J, FOMINYKH B, FUNCKE M, GARRIDO L, GIACOBBE B, GIOVANNINI P, GLASS J, GOLOUBKOV D, GOLUBKOV Y, GOLUTVIN A, GOLUTVIN I, GORBOUNOV I, GORISEK A, GOUCHTCHINE O, GOULART DC, GRADL S, GRADL W, GUILITSKY Y, HANSEN JD, HERNANDEZ JM, HOFMANN W, HOTT T, HULSBERGEN W, HUSEMANN U, IGONKINA O, ISPIRYAN M, JAGLA T, JIANG C, KAPITZA H, KARABEKYAN S, KARPENKO N, KELLER S, KESSLER J, KHASANOV F, KIRYUSHIN Y, KLINKBY E, KNOPFLE KT, KOLANOSKI H, KORPAR S, KRAUSS C, KREUZER P, KRIZAN P, KRUCKER D, KUPPER S, KVARATSKHELIIA T, LANYOV A, LAU K, LEWENDEL B, LOHSE T, LOMONOSOV B, MANNER R, MASCIOCCHI S, MATCHIKHILIAN I, MEDIN G, MEDINNIS M, MEVIUS M, MICHETTI A, MIKHAILOV Y, MIZUK R, MURESAN R, ZUR NEDDEN M, NEGODAEV M, NORENBERG M, NOWAK S, DE VERA MTNP, OUCHRIF M, OULD SAADA F, PERALTA D, PERNACK R, PESTOTNIK R, PLEIER MA, POLI M, POPOV V, POSE D, PRYSTUPA S, PUGATCH V, PYLYPCHENKO Y, PYRLIK J, REEVES K, RESSING D, RICK H, RIU I, ROBMANN P, SCHRODER H, SCHWARTZ AJ, SCHWARZ AS, SCHWENNINGER B, SCHWINGENHEUER B, SCIACCA F, SHUVALOV S, SILVA L, SOZUER L, SOLUNIN S, SOMOV A, SOMOV S, SPENGLER J, SPIGHI R, SPIRIDONOV A, STANOVNIK A, STARIC M, STEGMANN C, SUBRAMANIA HS, SYMALLA M, TIKHOMIROV I, TITOV M, TSAKOV I, UWER U, VAN ELDIK C, VASSILIEV Y, VUKOTIC I, WAHLBERG H, WALENTA AH, WALTER M, WANG JJ, WEGENER D, WERTHENBACH U, WOLTERS H, WURTH R, WURZ A, ZAITSEV Y, ZAVERTYAEV M, ZECH G, ZEUNER T, ZHELEZOV A, ZHENG Z, ZIMMERMANN R, ZIVKO T., ZOCCOLI A, ABT I, ADAMS M, AGARI M, ALBRECHT H, ALEKSANDROV A, AMARAL V, AMORIM A, APLIN SJ, AUSHEV V, BAGATURIA Y, BALAGURA V, BARGIOTTI M, BARSUKOVA O, BASTOS J, BATISTA J, BAUER C, BAUER TS, BELKOV A, BELOTELOV I, BERTIN A, BOBCHENKO B, BOCKER M, BOGATYREV A, BOHM G, BRAUER M, BRUINSMA M, BRUSCHI M, BUCHHOLZ P, BURAN T, CARVALHO J, CONDE P, CRUSE C, DAM M, DANIELSEN KM, DANILOV M, DE CASTRO S, DEPPE H, DONG X, DREIS HB, EGORYTCHEV V, EHRET K, EISELE F, EMELIYANOV D, ESSENOV S, FABBRI L, FACCIOLI P, FEUERSTACK-RAIBLE M, FLAMMER J, FOMINYKH B, FUNCKE M, GARRIDO L, GIACOBBE B, GIOVANNINI P, GLASS J, GOLOUBKOV D, GOLUBKOV Y, GOLUTVIN A, GOLUTVIN I, GORBOUNOV I, GORISEK A, GOUCHTCHINE O, GOULART DC, GRADL S, GRADL W, GRIMALDI F, GUILITSKY Y, HANSEN JD, HERNANDEZ JM, HOFMANN W, HOTT T, HULSBERGEN W, HUSEMANN U, IGONKINA O, ISPIRYAN M, JAGLA T, JIANG C, KAPITZA H, KARABEKYAN S, KARPENKO N, KELLER S, KESSLER J, KHASANOV F, KIRYUSHIN Y, KLINKBY E, KNOPFLE KT, KOLANOSKI H, KORPAR S, KRAUSS C, KREUZER P, KRIZAN P, KRUCKER D, KUPPER S, KVARATSKHELIIA T, LANYOV A, LAU K, LEWENDEL B, LOHSE T, LOMONOSOV B, MANNER R, MASCIOCCHI S, MASSA I, MATCHIKHILIAN I, MEDIN G, MEDINNIS M, MEVIUS M, MICHETTI A, MIKHAILOV Y, MIZUK R, MURESAN R, ZUR NEDDEN M, NEGODAEV M, NORENBERG M, NOWAK S, DE VERA MTNP, OUCHRIF M, OULD-SAADA F, PERALTA D, PERNACK R, PESTOTNIK R, PICCININI M, PLEIER MA, POLI M, POPOV V, POSE D, PRYSTUPA S, PUGATCH V, PYLYPCHENKO Y, PYRLIK J, REEVES K, RESSING D, RICK H, RIU I, ROBMANN P, SCHRODER H, SCHWARTZ AJ, SCHWARZ AS, SCHWENNINGER B, SCHWINGENHEUER B, SCIACCA F, SEMPRINI-CESARI N, SHUVALOV S, SILVA L, SOZUER L, SOLUNIN S, SOMOV A, SOMOV S, SPENGLER J, SPIGHI R, SPIRIDONOV A, STANOVNIK A, STARIC M, STEGMANN C, SUBRAMANIA HS, SYMALLA M, TIKHOMIROV I, TITOV M, TSAKOV I, UWER U, VAN ELDIK C, VASSILIEV Y, VILLA M, VITALE A, VUKOTIC I, WAHLBERG H, WALENTA AH, WALTER M, WANG JJ, WEGENER D, WERTHENBACH U, WOLTERS H, WURTH R, WURZ A, ZAITSEV Y, ZAVERTYAEV M, ZECH G, ZEUNER T, ZHELEZOV A, ZHENG Z, ZIMMERMANN R, and ZIVKO T
- Subjects
Physics ,Quark ,Particle physics ,Physics and Astronomy (miscellaneous) ,Meson ,DESY ,HERA ,Quarkonium ,Nuclear physics ,Pair production ,High Energy Physics::Experiment ,Charm (quantum number) ,Nuclear Experiment ,Engineering (miscellaneous) ,HERA-B - Abstract
is a fixed target experiment working on the 920 GeV proton beam of the HERA accelerator at the DESY laboratory in Hamburg. During the last data taking period (2002-2003), about 150 million dilepton triggers, 220 million minimum bias events and 35 million hard photon triggers were acquired. These large statistics allow detailed studies on the production of charmonium states in proton-nucleus p-A collisions, which extend for the first time into the negative Feynman-x () region. Measurements of the inclusive , $\Upsilon$ and open charm cross sections are also ongoing. After a brief discussion of the detector and of the data samples, we report on preliminary results obtained on these physics topics.
- Published
- 2004
12. Improved measurement of the b-anti-b production cross section in $920-GeV$ fixed-target proton-nucleus collisions
- Author
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Abt, I., Adams, M., Balagura, V., Lohse, T., Lomonosov, B., Manner, R., Mankel, R., Masciocchi, S., Massa, I., Matchikhilian, I., Medin, G., Medinnis, M., Mevius, M., Bargiotti, M., Michetti, A., Mikhailov, Yu., Mizuk, R., Muresan, R., zur Nedden, M., Negodaev, M., Norenberg, M., Nowak, S., Nunez Pardo de Vera, M. T., Ouchrif, M., Barsukova, O., Ould-Saada, F., Padilla, C., Peralta, D., Pernack, R., Pestotnik, R., Petersen, B. AA., Piccinini, M., Pleier, M. A., Poli, M., Popov, V., Bastos, J., Pose, D., Prystupa, S., Pugatch, V., Pylypchenko, Y., Pyrlik, J., Reeves, K., Ressing, D., Rick, H., Riu, I., Robmann, P., Batista, J., Rostovtseva, I., Rybnikov, V., Sanchez, F., Sbrizzi, A., Schmelling, M., Schmidt, B., Schreiner, A., Schroder, H., Schwanke, U., Schwartz, A. J., Bauer, C., Schwarz, A. S., Schwenninger, B., Schwingenheuer, B., Sciacca, F., Semprini-Cesari, N., Shuvalov, S., Silva, L., Sozuer, L., Solunin, S., Somov, A., Bauer, Th. S., Somov, S., Spengler, J., Spighi, R., Spiridonov, A., Stanovnik, A., Staric, M., Stegmann, C., Subramania, H. S., Symalla, M., Tikhomirov, I., Belkov, A., Titov, M., Tsakov, I., Uwer, U., van Eldik, C., Vassiliev, Yu., Villa, M., Vitale, A., Vukotic, I., Wahlberg, H., Walenta, A. H., Belkov, Ar., Walter, M., Wang, J. J., Wegener, D., Werthenbach, U., Wolters, H., Wurth, R., Wurz, A., Zaitsev, Yu., Zavertyaev, M., Zeuner, T., Belotelov, I., Zhelezov, A., Zheng, Z., Zimmermann, R., Zivko, T., Zoccoli, A., HERA-B Collaboration, Agari, M., Bertin, A., Bobchenko, B., Bocker, M., Bogatyrev, A., Bohm, G., Brauer, M., Bruinsma, M., Bruschi, M., Buchholz, P., Buran, T., Albrecht, H., Carvalho, J., Conde, P., Cruse, C., Dam, M., Danielsen, K. M., Danilov, M., De Castro, S., Deppe, H., Dong, X., Dreis, H. B., Aleksandrov, A., Egorytchev, V., Ehret, K., Eisele, F., Emeliyanov, D., Essenov, S., Fabbri, L., Faccioli, P., Feuerstack-Raible, M., Flammer, J., Fominykh, B., Amaral, V., Funcke, M., Garrido, Ll., Gellrich, A., Giacobbe, B., Giovannini, P., Glass, J., Goloubkov, D., Golubkov, Y., Golutvin, A., Golutvin, I., Amorim, A., Gorbounov, I., Gorisek, A., Gouchtchine, O., Goulart, D. C., Gradl, S., Gradl, W., Grimaldi, F., Guilitsky, Yu., Hansen, J. D., Hernandez, J. M., Aplin, S. J., Hofmann, W., Hohlmann, M., Hott, T., Hulsbergen, W., Husemann, U., Igonkina, O., Ispiryan, M., Jagla, T., Jiang, C., Kapitza, H., Aushev, V., Karabekyan, S., Karpenko, N., Keller, S., Kessler, J., Khasanov, F., Kiryushin, Yu., Kisel, I., Klinkby, E., Knopfle, K. T., Kolanoski, H., Bagaturia, Y., Korpar, S., Krauss, C., Kreuzer, P., Krizan, P., Krucker, D., Kupper, S., Kvaratskheliia, T., Lanyov, A., Lau, K., and Lewendel, B.
- Subjects
tungsten ,carbon ,hadronic decay [bottom] ,HERA-B ,+positron+electron%22">J/psi(3100) --> positron electron ,vertex [track data analysis] ,pair production [bottom] ,direct production [J/psi(3100)] ,DESY HERA Stor ,+muon%2B+muon%22">J/psi(3100) --> muon+ muon ,920 GeV/c ,ddc:530 ,titanium ,leptonic decay [J/psi(3100)] ,ratio [channel cross section] ,+J%2Fpsi%283100%29+anything%22">bottom --> J/psi(3100) anything ,+J%2Fpsi%283100%29+anything%22">p nucleus --> J/psi(3100) anything ,inclusive reaction [p nucleus] ,experimental results ,+2bottom+anything%22">p nucleus --> 2bottom anything - Published
- 2006
- Full Text
- View/download PDF
13. Polarization of $\Lambda$ and $\bar{\Lambda}$ in 920-GeV Fixed-Target Proton-Nucleus Collisions
- Author
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Abt, I., Adams, M., Agari, M., Albrecht, H., Aleksandrov, A., Amaral, V., Amorim, A., Aplin, S. J., Aushev, V., Bagaturia, Y., Balagura, V., Bargiotti, M., Barsukova, O., Bastos, J., Batista, J., Bauer, C., Bauer, T. S., Belkov, A., Belkov, Ar., Belotelov, I., Bertin, A., Bobchenko, B., Böcker, M., Bogatyrev, A., Bohm, G., Bräuer, M., Bruinsma, M., Bruschi, M., Buchholz, P., Buran, T., Carvalho, J., Conde, P., Cruse, C., Dam, M., Danielsen, K. M., Danilov, M., De Castro, S., Deppe, H., Dong, X., Dreis, H. B., Egorytchev, V., Ehret, K., Eisele, F., Emeliyanov, D., Erhan, S., Essenov, S., Fabbri, L., Faccioli, P., Feuerstack-Raible, M., Flammer, J., Fominykh, B., Funcke, M., Garrido, Ll., Gellrich, A., Giacobbe, B., Gla, J., Goloubkov, D., Golubkov, Y., Golutvin, A., Golutvin, I., Gorbounov, I., Gorisek, A., Gouchtchine, O., Goulart, D. C., Gradl, S., Gradl, W., Grimaldi, F., Guilitsky, Yu., Hansen, J. D., Hernández, J. M., Hofmann, W., Hohlmann, M., Hott, T., Hulsbergen, W., Husemann, U., Igonkina, O., Ispiryan, M., Jagla, T., Jiang, C., Kapitza, H., Karabekyan, S., Karpenko, N., Keller, S., Kessler, J., Khasanov, F., Kiryushin, Yu., Kisel, I., Klinkby, E., Knöpfle, K. T., Kolanoski, H., Korpar, S., Krauss, C., Kreuzer, P., Krizan, P., Krücker, D., Kupper, S., Kvaratskheliia, T., Lanyov, A., Lau, K., Lewendel, B., Lohse, T., Lomonosov, B., Männer, R., Mankel, R., Masciocchi, S., Massa, I., Matchikhilian, I., Medin, G., Medinnis, M., Mevius, M., Michetti, A., Mikhailov, Yu., Mizuk, R., Muresan, R., zur Nedden, M., Negodaev, M., Nörenberg, M., Nowak, S., Núñez Pardo de Vera, M. T., Ouchrif, M., Ould-Saada, F., Padilla, C., Peralta, D., Pernack, R., Pestotnik, R., Petersen, B. A., Piccinini, M., Pleier, M. A., Poli, M., Popov, V., Pose, D., Prystupa, S., Pugatch, V. M., Pylypchenko, Y., Pyrlik, J., Reeves, K., Reßing, D., Rick, H., Riu, I., Robmann, P., Rostovtseva, I., Rybnikov, V., Sánchez, F., Sbrizzi, A., Schmelling, M., Schmidt, B., Schreiner, A., Schröder, H., Schwanke, U., Schwartz, A. J., Schwarz, A. S., Schwenninger, B., Schwingenheuer, B., Sciacca, F., Semprini-Cesari, N., Shuvalov, S., Silva, L., Sözüer, L., Solunin, S., Somov, A., Somov, S., Spengler, J., Spighi, R., Spiridonov, A., Stanovnik, A., Staric, M., Stegmann, C., Subramania, H. S., Symalla, M., Tikhomirov, I., Titov, M., Tsakov, I., Uwer, U., van Eldik, C., Vassiliev, Yu., Villa, M., Vitale, A., Vukotic, I., Wahlberg, H., Walenta, A. H., Walter, M., Wang, J. J., Wegener, D., Werthenbach, U., Wolters, H., Wurth, R., Wurz, A., Zaitsev, Yu., Zavertyaev, M., Zeuner, T., Zhelezov, A., Zheng, Z., Zimmermann, R., Zivko, T., and Zoccoli, A.
- Subjects
ddc:530 - Published
- 2006
- Full Text
- View/download PDF
14. Bottom Production Cross Section from Double Muonic Decays of b-Flavoured Hadrons in 920 GeV Proton-Nucleus Collisions
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Abt, I., Adams, M., Agari, M., Albrecht, H., Aleksandrov, A., Amaral, V., Amorim, A., Aplin, S. J., Aushev, V., Bagaturia, Y., Balagura, V., Bargiotti, M., Barsukova, O., Bastos, J., Batista, J., Bauer, C., Bauer, Th. S., Belkov, A., Belkov, Ar., Belotelov, I., Bertin, A., Bobchenko, B., Böcker, M., Bogatyrev, A., Bohm, G., Bräuer, M., Bruinsma, M., Bruschi, M., Buchholz, P., Buran, T., Carvalho, J., Conde, P., Cruse, C., Dam, M., Danielsen, K. M., Danilov, M., De Castro, S., Deppe, H., Dong, X., Dreis, H. B., Egorytchev, V., Ehret, K., Eisele, F., Emeliyanov, D., Essenov, S., Fabbri, L., Faccioli, P., Feuerstack-Raible, M., Flammer, J., Fominykh, B., Funcke, M., Garrido, Ll., Gellrich, A., Giacobbe, B., Giovannini, P., Gläß, J., Goloubkov, D., Golubkov, Y., Golutvin, A., Golutvin, I., Gorbounov, I., Gorisek, A., Gouchtchine, O., Goulart, D. C., Gradl, S., Gradl, W., Grimaldi, F., Groth-Jensen, J., Guilitsky, Yu., Hansen, J. D., Hernández, J. M., Hofmann, W., Hohlmann, M., Hott, T., Hulsbergen, W., Husemann, U., Igonkina, O., Ispiryan, M., Jagla, T., Jiang, C., Kapitza, H., Karabekyan, S., Karpenko, N., Keller, S., Kessler, J., Khasanov, F., Kiryushin, Yu., Kisel, I., Klinkby, E., Knöpfle, K. T., Kolanoski, H., Korpar, S., Krauss, C., Kreuzer, P., Krizan, P., Krücker, D., Kupper, S., Kvaratskheliia, T., Lanyov, A., Lau, K., Lewendel, B., Lohse, T., Lomonosov, B., Männer, R., Mankel, R., Masciocchi, S., Massa, I., Matchikhilian, I., Medin, G., Medinnis, M., Mevius, M., Michetti, A., Mikhailov, Yu., Mizuk, R., Muresan, R., zur Nedden, M., Negodaev, M., Nörenberg, M., Nowak, S., Núñez Pardo de Vera, M. T., Ouchrif, M., Ould-Saada, F., Padilla, C., Peralta, D., Pernack, R., Pestotnik, R., Petersen, B., Piccinini, M., Pleier, M. A., Poli, M., Popov, V., Pose, D., Prystupa, S., Pugatch, V. M., Pylypchenko, Y., Pyrlik, J., Reeves, K., Reßing, D., Rick, H., Riu, I., Robmann, P., Rostovtseva, I., Rybnikov, V., Sánchez, F., Sbrizzi, A., Schmelling, M., Schmidt, B., Schreiner, A., Schröder, H., Schwanke, U., Schwartz, A. J., Schwarz, A. S., Schwenninger, B., Schwingenheuer, B., Sciacca, F., Semprini-Cesari, N., Shuvalov, S., Silva, L., Sözüer, L., Solunin, S., Somov, A., Somov, S., Spengler, J., Spighi, R., Spiridonov, A., Stanovnik, A., Staric, M., Stegmann, C., Subramania, H. S., Symalla, M., Tikhomirov, I., Titov, M., Tsakov, I., Uwer, U., van Eldik, C., Vassiliev, Yu., Villa, M., Vitale, A., Vukotic, I., Wahlberg, H., Walenta, A. H., Walter, M., Wang, J. J., Wegener, D., Werthenbach, U., Wolters, H., Wurth, R., Wurz, A., Xella-Hansen, S., Zaitsev, Yu., Zavertyaev, M., Zeuner, T., Zhelezov, A., Zheng, Z., Zimmermann, R., Zivko, T., and Zoccoli, A.
- Published
- 2006
15. Limits for the central production of Θ+ and Ξ-- pentaquarks in 920 GeV pA collsions
- Author
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Abt, I., Adams, M., Albrecht, H., Amaral, V., Amorim, A., Aplin, S., Aushev, V., Bagaturia, Y., Balagura, V., Bargiotti, M., Barsukova, O., Bastos, J., Bauer, C., Bauer, T., Belkov, A., Belotelov, I., Bertin, A., Bobchenko, B., Boecker, M., Bogatyrev, A., Bohm, G., Braeuer, M., Bruinsma, M., Bruschi, M., Buchholz, P., Buran, T., Carvalho, J., Conde, P., Cruse, C., Dam, M., Danielsen, K., Danilov, M., De Castro, S., Deppe, H., Dong, X., Dreis, H., Egorytchev, V., Ehret, K., Eisele, F., Emeliyanov, D., Essenov, S., Fabbri, L., Faccioli, P., Feuerstack-Raible, M., Flammer, J., Fleckenstein, H., Fominykh, B., Funcke, M., Garrido, L., Giacobbe, B., Glaess, J., Goloubkov, D., Goloubkov, Y., Golutvin, A., Golutvin, I., Gorbounov, I., Gorisek, A., Gouchtchine, O., Goulart, D., Gradl, S., Gradl, W., Guilitsky, Y., Hansen, J., Hernandez, J., Hofmann, W., Hott, T., Hulsbergen, W., Husemann, U., Igonkina, O., Ispiryan, M., Jagla, T., Jiang, C., Kapitza, H., Karabekyan, S., Karpenko, N., Keller, S., Khasanov, F., Kiryushin, Y., Knöpfle, K., Kolanoski, H., Korpar, S., Krauss, C., Kreuzer, P., Krizan, P., Kruecker, D., Kvaratskheliia, T., Lanyov, A., Lau, K., Lewendel, B., Lohse, T., Maenner, R., Masciocchi, S., Massa, I., Matchikhilian, L., Medin, G., Medinnis, M., Mevius, M., Michetti, A., Mikhailov, Y., Mizuk, R., Muresan, R., Negodaev, M., Negri, I., Noerenberg, M., Nowak, S., Nunez Pardo de Vera, M., Ouchrif, M., Ould-Saada, F., Padilla, C., Peralta, D., Pernack, R., Pestotnik, R., Piccinini, M., Pleier, M., Poli, M., Popov, V., Pose, A., Pose, D., Pugatch, V., Pylypchenko, Y., Pyrlik, J., Reeves, K., Ressing, D., Riechmann, K., Riu, I., Robmann, P., Rybnikov, V., Sanchez, F., Sbrizzi, A., Schmelling, M., Schmidt, B., Schreiner, A., Schroeder, H., Schwartz, A., Schwarz, A., Schwenninger, B., Schwingenheuer, B., Sciacca, F., Semprini-Cesari, N., Shuvalov, S., Sozuer, L., Solunin, S., Somov, A., Somov, S., Spengler, J., Spighi, R., Spiridonov, A., Stanovnik, A., Staric, M., Stegmann, C., Symalla, M., Tikhomirov, I., Titov, M., Tsakov, I., Uwer, U., Vagnoni, V., van Eldik, C., Vassiliev, Y., Villa, M., Vitale, A., Vukotic, I., Wahlberg, H., Walenta, A., Walter, M., Wang, J., Wegener, D., Werthenbach, U., Wolters, H., Wurth, R., Wurz, A., Xella-Hansen, S., Zaitsev, Y., Zavertyaev, M., Zech, G., Zeuner, T., Zhelezov, A., Zheng, Z., Zimmermann, R., Zivko, T., Zoccoli, A., Agari, M., Aleksandrov, A., Batista, J., Grimaldi, F., Kessler, J., Kupper, S., zur Nedden, M., Prystupa, S., Rick, H., Rostovtseva, I., Silva, L., Smirnov, K., and Subramania, H.
- Abstract
We have searched for Theta^+(1540) and Xi^{--}(1862) pentaquark candidates in proton-induced reactions on C, Ti and W targets at mid-rapidity and \sqrt{s} = 41.6 GeV. In 2x10^8 inelastic events we find no evidence for narrow (sigma~5 MeV) signals in the Theta^+ -> pK_s and Xi^{--} -> Xi^-pi^- channels; our 95% CL upper limits (UL) for the inclusive production cross section times branching fraction Bx(dsigma/dy)|_{y~0} are 3.7 and 2.5 microb/N. The UL of the yield ratio of [Theta^+ / Lambda(1520)] < 2.7% is significantly lower than model predictions. Our UL of [BxXi^{--} / Xi(1530)^0] < 4% is at variance with the results that have provided first evidence for the Xi^{--} signal.
- Published
- 2004
16. Limits for the central production of $\Theta^+$ and $\Xi^{--}$ pentaquarks in 920-$GeV$ $pA$ collisions
- Author
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Abt, I., Adams, M., Agari, M., Albrecht, H., Aleksandrov, A., Amaral, V., Amorim, A., Aplin, S. J., Aushev, V., Bagaturia, Y., Balagura, V., Bargiotti, M., Barsukova, O., Bastos, J., Batista, J., Bauer, C., Bauer, Th. S., Belkov, A., Belkov, Ar., Belotelov, I., Bertin, A., Bobchenko, B., Bocker, M., Bogatyrev, A., Bohm, G., Brauer, M., Bruinsma, M., Bruschi, M., Buchholz, P., Buran, T., Carvalho, J., Conde, P., Cruse, C., Dam, M., Danielsen, K. M., Danilov, M., De Castro, S., Deppe, H., Dong, X., Dreis, H. B., Egorytchev, V., Ehret, K., Eisele, F., Emeliyanov, D., Essenov, S., Fabbri, L., Faccioli, P., Feuerstack-Raible, M., Flammer, J., Fominykh, B., Funcke, M., Garrido, Ll., Giacobbe, B., Glass, J., Goloubkov, D., Golubkov, Y., Golutvin, A., Golutvin, I., Gorbounov, I., Gorisek, A., Gouchtchine, O., Goulart, D. C., Gradl, S., Gradl, W., Grimaldi, F., Guilitsky, Yu., Hansen, J. D., Hernandez, J. M., Hofmann, W., Hott, T., Hulsbergen, W., Husemann, U., Igonkina, O., Ispiryan, M., Jagla, T., Jiang, C., Kapitza, H., Karabekyan, S., Karpenko, N., Keller, S., Kessler, J., Khasanov, F., Kiryushin, Yu., Knopfle, K. T., Kolanoski, H., Korpar, S., Krauss, C., Kreuzer, P., Krizan, P., Krucker, D., Kupper, S., Kvaratskheliia, T., Lanyov, A., Lau, K., Lewendel, B., Lohse, T., Lomonosov, B., Manner, R., Masciocchi, S., Massa, I., Matchikhilian, I., Medin, G., Medinnis, M., Mevius, M., Michetti, A., Mikhailov, Yu., Mizuk, R., Muresan, R., Zur Nedden, M., Negodaev, M., Norenberg, M., Nowak, S., Nunez Pardo De Vera, M. T., Ouchrif, M., Ould-Saada, F., Padilla, C., Peralta, D., Pernack, R., Pestotnik, R., Piccinini, M., Pleier, Marc-Andre, Poli, M., Popov, V., Pose, A., Pose, D., Prystupa, S., Pugatch, V. M., Pylypchenko, Y., Pyrlik, J., Reeves, K., Ressing, D., Rick, H., Riu, I., Robmann, P., Rostovtseva, I., Rybnikov, V., Sanchez, F., Sbrizzi, A., Schmelling, M., Schmidt, B., Schreiner, A., Schroder, H., Schwartz, Alan J., Schwarz, Andreas S., Schwenninger, B., Schwingenheuer, B., Sciacca, F., Semprini-Cesari, N., Shuvalov, S., Silva, L., Smirnov, K., Sozuer, L., Solunin, S., Somov, A., Somov, S., Spengler, J., Spighi, R., Spiridonov, A., Stanovnik, A., Staric, M., Stegmann, C., Subramania, H. S., Symalla, M., Tikhomirov, I., Titov, Maxim P., Tsakov, I., Uwer, U., Van Eldik, C., Vassiliev, Yu., Villa, M., Vitale, A., Vukotic, I., Wahlberg, H., Walenta, A. H., Walter, M., Wang, J. J., Wegener, D., Werthenbach, U., Wolters, H., Wurth, R., Wurz, A., Zaitsev, Yu., Zavertyaev, M., Zech, Gunter, Zeuner, T., Zhelezov, A., Zheng, Z., Zimmermann, R., Zivko, T., and Zoccoli, A.
- Subjects
tungsten ,mass spectrum: (p K0(S)) ,mass spectrum: (Xi- pi-) ,carbon ,HERA-B ,p nucleus: inclusive reaction ,yield: (Theta(1540) Lambda(1520)) ,DESY HERA Stor ,channel cross section: branching ratio ,yield: (Xi(1862) Xi(1530)) ,postulated particle: Xi(1862) ,titanium ,pentaquark: search for ,upper limit ,920 GeV ,Theta(1540) ,experimental results - Abstract
Physical review letters 93(21), 212003 (2004). doi:10.1103/PhysRevLett.93.212003, We have searched for Theta^+(1540) and Xi^{--}(1862) pentaquark candidates in proton-induced reactions on C, Ti and W targets at mid-rapidity and \sqrt{s} = 41.6 GeV. In 2x10^8 inelastic events we find no evidence for narrow (sigma~5 MeV) signals in the Theta^+ -> pK_s and Xi^{--} -> Xi^-pi^- channels: our 95% CL upper limits (UL) for the inclusive production cross section times branching fraction Bx(dsigma/dy)|_{y~0} are 3.7 and 2.5 microb/N. The UL of the yield ratio of [Theta^+ / Lambda(1520)] < 2.7% is significantly lower than model predictions. Our UL of [BxXi^{--} / Xi(1530)^0] < 4% is at variance with the results that have provided first evidence for the Xi^{--} signal., Published by APS, College Park, Md.
- Published
- 2004
- Full Text
- View/download PDF
17. Inclusive $\mathrm{V^0}$ production cross sections from 920 GeV fixed target proton-nucleus collisions
- Author
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Abt, I., Abyzov, A., Aushev, V., Harr, R., Hast, C., Hausmann, S., Hernandez, J. M., Hildebrandt, M., Holscher, A., Hoepfner, K., Hofmann, W., Hohlmann, M., Hott, T., Bagaturiya, Yu., Hulsbergen, W., Husemann, U., Igonkina, O., Ispirian, M., Issever, S., Itterbeck, H., Ivarsson, J., Jagla, T., Jia, Y., Jiang, C., Baghshetsyan, R., Kaoukher, A., Kapitza, H., Karabekian, S., Karchin, P., Karpenko, N., Ke, Z., Keller, S., Khasanov, F., Kim, H., Kiryushin, Yu., Balagura, V., Kisel, I., Klefenz, F., Knopfle, K. T., Kochetkov, V., Kolanoski, H., Korpar, S., Krauss, C., Kreuzer, P., Krizan, P., Krucker, D., Bargiotti, M., Kvaratskheliya, T., Lange, Arnd, Lanyov, A., Lau, K., Leffers, G., Legrand, I., Lewendel, B., Liu, Y. Q., Lohse, T., Loke, R., Barsuk, S., Lomonosov, B., Ludemann, J., Manner, R., Mankel, R., Marconi, U., Masciocchi, S., Massa, I., Matchikhilian, I., Medin, G., Medinnis, M., Barsukova, O., Mevius, M., Michetti, A., Mikhailov, Yu., Miquel, R., Mizuk, R., Mohapatra, A., Moshkin, A., Moshous, B., Muresan, R., Nam, S., Bassetti, V., Negodaev, M., Negri, I., Norenberg, M., Nowak, S., Nunez Pardo de Vera, M. T., Oest, T., Oliveira, A., Ouchrif, M., Ould-Saada, F., Padilla, C., Bastos, J., Pakhlov, P., Pavlenko, Yu., Peralta, D., Pernack, R., Perschke, T., Pestotnik, R., Petersen, B. A., Piccinini, M., Pleier, Marc-Andre, Poli, M., Bauer, C., Popov, V., Pose, A., Pose, D., Potashnikova, I., Pugatch, V. M., Pylypchenko, Y., Pyrlik, J., Ramachandran, S., Ratnikov, F., Reeves, K., Adams, M., Bauer, T. S., Ressing, D., Riechmann, K., Rieling, J., Rietz, M., Riu, I., Robmann, P., Rosen, J., Rothe, C., Ruckstuhl, W., Rusinov, V., Beck, M., Rybnikov, V., Ryzhikov, D., Saadi-Ludemann, F., Samtleben, D., Sanchez, F., Sang, M., Savelev, V., Sbrizzi, A., Schaller, S., Schlein, P., Belkov, A., Schmelling, M., Schmidt, B., Schmidt, S., Schmidt-Parzefall, W., Schreiner, A., Schroder, H., Schultz, H. D., Schwanke, U., Schwartz, Alan J., Schwarz, Andreas S., Belotelov, I., Schwenninger, B., Schwingenheuer, B., Schwitters, R., Sciacca, F., Semenov, S., Semprini-Cesari, N., Sexauer, E., Seybold, L., Shiu, J., Shuvalov, S., Belyaev, I., Siccama, I., Skrk, D., Sozuer, L., Soldatov, A., Solunin, S., Somov, A., Somov, S., Suvorov, V., Spahn, M., Spengler, J., Berkhan, K., Spighi, R., Spiridonov, A., Spratte, S., Stanovnik, A., Staric, M., St. Denis, Richard Dante, Stegmann, C., Steinbeck, S., Steinkamp, O., Stieler, D., Bertin, A., Straumann, U., Sun, F., Sun, H., Symalla, M., Takach, S., Tesch, N., Thurn, H., Tikhomirov, I., Titov, Maxim P., Trunk, U., Bobchenko, B., Truoel, Peter, Tsakov, I., Uwer, U., Vagnoni, V., van Eldik, C., van Staa, R., Vasilev, Yu., Villa, M., Vitale, A., Vukotic, I., Bocker, M., Wagner, G., Wagner, W., Wahlberg, H., Walenta, A. H., Walter, M., Walter, T., Wang, J. J., Wang, Y. M., Wanke, R., Wegener, D., Bogatyrev, A., Werthenbach, U., Weyers, P. J., Wolters, H., Wurth, R., Wurz, A., Xella Hansen, S., Yang, J., Zaitsev, Yu., Zavertyaev, M., Zech, Gunter, Albrecht, H., Bohm, G., Zeuner, T., Zhelezov, A., Zheng, Z., Zhu, Z., Zimmermann, R., Zivko, T., Zoccoli, A., Zweizig, J., HERA-B Collaboration, Borgmeier, C., Brauer, M., Broemmelsiek, D., Bruinsma, M., Bruschi, M., Buchholz, P., Buchler, M., Buran, T., Capeans, M., Amaral, V., Capponi, M., Carvalho, J., Chamanina, J., Chen, B. X., Chistov, R., Chmeissani, M., Christensen, A., Conde, P., Cruse, C., Dam, M., Amorim, A., Danielsen, K. M., Danilov, M., De Castro, S., Deckers, H., Dehmelt, K., Deppe, H., Dolgoshein, B., Dong, X., Dreis, H. B., Dressel, M., Aplin, S. J., Dujmic, D., Eckmann, R., Egorychev, V., Ehret, K., Eiges, V., Eisele, F., Emelyanov, D., Erhan, S., Essenov, S., Fabbri, L., Arefev, A., Faccioli, P., Fallot-Burghardt, W., Feuerstack-Raible, M., Flammer, J., Fleckenstein, H., Fominykh, B., Fourletov, S., Fuljahn, T., Funcke, M., Galli, D., Arino, I., Garcia, A., Garrido, L., Gascon, D., Gellrich, A., Gerndt, K. E. K., Giacobbe, B., Glass, J., Glebe, T., Goloubkov, D., Golutvin, A., Atiya, M., Golutvin, I., Gorbunov, I., Gorisek, A., Gouchtchine, O., Goulart, D. C., Gradl, S., Gradl, W., Gilitsky, Yu., Hamacher, T., and Hansen, J. D.
- Subjects
Lambda ,tungsten ,carbon ,Antilambda ,x-dependence [differential cross section] ,transverse momentum dependence ,HERA-B ,ratio [differential cross section] ,DESY HERA Stor ,aluminum ,K0(S) ,ddc:530 ,hadroproduction [strange particle] ,titanium ,mass number [channel cross section] ,920 GeV ,inclusive reaction [p nucleus] ,experimental results - Abstract
Inclusive differential cross sections $d\sigma_{pA}/dx_F$ and $d\sigma_{pA}/dp_t^2$ for the production of \kzeros, \lambdazero, and \antilambda particles are measured at HERA in proton-induced reactions on C, Al, Ti, and W targets. The incident beam energy is 920 GeV, corresponding to $\sqrt {s} = 41.6$ GeV in the proton-nucleon system. The ratios of differential cross sections \rklpa and \rllpa are measured to be $6.2\pm 0.5$ and $0.66\pm 0.07$, respectively, for \xf $\approx-0.06$. No significant dependence upon the target material is observed. Within errors, the slopes of the transverse momentum distributions $d\sigma_{pA}/dp_t^2$ also show no significant dependence upon the target material. The dependence of the extrapolated total cross sections $\sigma_{pA}$ on the atomic mass $A$ of the target material is discussed, and the deduced cross sections per nucleon $\sigma_{pN}$ are compared with results obtained at other energies.
- Published
- 2003
- Full Text
- View/download PDF
18. Measurement of the b(b)over-bar production cross section in 920 GeV fixed-target proton-nucleus collisions
- Author
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Abt, I., Abyzov, A., Adams, M., Albrecht, H., Amaral, V., Amorim, A., Aplin, S., Arefiev, A., Arino, I., Atiya, M., Aushev, V., Bagaturia, Y., Baghshetsyan, R., Balagura, V., Bargiotti, M., Barsuk, S., Barsukova, O., Bassetti, V., Bastos, J., Bauer, C., Bauer, T., Beck, M., Belkov, A., Belotelov, I., Belyaev, I., Berkhan, K., Bertin, A., Bobchenko, B., Bocker, M., Bogatyrev, A., Bohm, G., Borgmeier, C., Bräuer, M., Broemmelsiek, D., Bruinsma, M., Bruschi, M., Buchholz, P., Buchler, M., Buran, T., Capeans, M., Capponi, M., Carvalho, J., Chamanina, J., Chen, B., Chistov, R., Chmeissani, M., Christensen, A., Conde, P., Cruse, C., Dam, M., Danielsen, K., Danilov, M., De Castro, S., Deckers, H., Dehmelt, K., Deppe, H., Dolgoshein, B., Dong, X., Dreis, H., Dressel, M., Dujmic, D., Eckmann, R., Egorytchev, V., Ehret, K., Eiges, V., Eisele, F., Emeliyanov, D., Erhan, S., Essenov, S., Fabbri, L., Faccioli, P., Fallot-Burghardt, W., Feuerstack-Raible, M., Flammer, J., Fleckenstein, H., Fominykh, B., Fourletov, S., Fuljahn, T., Funcke, M., Galli, D., Garcia, A., Garrido, L., Gascon, D., Gellrich, A., Gerndt, K., Giacobbe, B., Glass, J., Glebe, T., Goloubkov, D., Golutvin, A., Golutvin, I., Gorbounov, I., Gorisek, A., Gouchtchine, O., Goulart, D., Gradl, S., Gradl, W., Guilitsky, Y., Hamacher, T., Hansen, J., Harr, R., Hast, C., Hausmann, S., Hernandez, J., Hildebrandt, M., Hoscher, A., Hofner, K., Hofmann, W., Hohlmann, M., Hott, T., Hulsbergen, W., Husemann, U., Igonkina, O., Ispiryan, M., Issever, S., Itterbeck, H., Ivarsson, J., Jagla, T., Jia, Y., Jiang, C., Kaoukher, A., Kapitza, H., Karabekyan, S., Karchin, P., Karpenko, N., Ke, Z., Keller, S., Khasanov, F., Kim, H., Kiryushin, Y., Kisel, I., Klefenz, F., Knöpfle, K., Kochetkov, V., Kolanoski, H., Korpar, S., Krauss, C., Kreuzer, P., Krizan, P., Krucker, D., Kvaratskheliia, T., Lange, A., Lanyov, A., Lau, K., Leffers, G., Legrand, I., Lewende, B., Liu, Y., Lohse, T., Loke, R., Lomonosov, B., Luidemann, J., Manner, R., Mankel, R., Marconi, U., Masciocchi, S., Massa, I., Matchikhilian, L., Medin, G., Medinnis, M., Mevius, M., Michetti, A., Mikhailov, Y., Miquel, R., Mizuk, R., Mohapatra, A., Moshkin, A., Moshous, B., Muresan, R., Nam, S., Negodaev, M., Negri, I., Norenberg, M., Nowak, S., de Vera, M., Oest, T., Oliveira, A., Ouchrif, M., Ould-Saada, F., Padilla, C., Pakhlov, P., Pavlenko, Y., Peralta, D., Pernack, R., Perschke, T., Pestotnik, R., Petersen, B., Piccinini, M., Pleier, M., Poli, M., Popov, V., Pose, A., Pose, D., Pugatch, V., Pylypchenko, Y., Pyrlik, J., Ramachandran, S., Ratnikov, F., Reeves, K., Ressing, D., Riechmann, K., Rieling, J., Rietz, M., Riu, I., Robmann, P., Rosen, J., Rothe, C., Ruckstuhl, W., Rusinov, V., Rybnikov, V., Ryzhikov, D., Saadi-Ludemannm, F., Samtleben, D., Sanchez, F., Sang, M., Saveliev, V., Sbrizzi, A., Schaller, S., Schlein, P., Schmelling, M., Schmidt, B., Schmidt, S., Schmidt-Parzefall, W., Schreiner, A., Schroder, H., Schultz, H., Schwanke, U., Schwartz, A., Schwarz, A., Schwenninger, B., Schwingenheuer, B., Schwitters, R., Sciacca, F., Semenov, S., Semprini-Cesari, N., Sexauer, E., Seybold, L., Shiu, J., Shuvalov, S., Siccama, I., Skrk, D., Sozuer, L., Soldatov, A., Solunin, S., Somov, A., Somov, S., Souvorov, V., Spahn, M., Spengler, J., Spighi, R., Spiridonov, A., Spratte, S., Stanovnik, A., Staric, M., StDenis, R., Stegmann, C., Steinbeck, S., Steinkamp, O., Stieler, D., Straumann, U., Sun, F., Sun, H., Symalla, M., Takach, S., Tesch, N., Thurn, H., Tikhomirov, I., Titov, M., Trunk, U., Truol, P., Tsakov, I., Uwer, U., Vagnoni, V., van Eldik, C., van Staa, R., Vassiliev, Y., Villa, M., Vitale, A., Vukotic, I., Wagner, G., Wagner, W., Wahlberg, H., Walenta, A., Walter, M., Walter, T., Wang, J., Wang, Y., Wanke, R., Wegener, D., Werthenbach, U., Weyers, P., Wolters, H., Wurth, R., Wurz, A., Xella-Hansen, S., Yang, J., Zaitsev, Y., Zavertyaev, M., Zech, G., Zeuner, T., Zhelezov, A., Zheng, Z., Zhu, Z., Zimmermann, R., Zivko, T., Zoccoli, A., and Zweizig, J.
- Subjects
High Energy Physics::Phenomenology ,Nuclear Theory ,High Energy Physics::Experiment ,Nuclear Experiment - Abstract
Using the HERA-B detector, the b (b) over bar production cross section has been measured in 920 GeV proton collisions on carbon and titanium targets. The b (b) over bar production was tagged via inclusive bottom quark decays into J/psi by exploiting the longitudinal separation of J/psi --> l(+)l(-) decay vertices from the primary proton-nucleus interaction. Both e(+)e(-) and mu(+)mu(-) channels have been reconstructed and the combined analysis yields the cross section sigma(b (b) over bar) = 32(-12)(+14)(stat) (+6)(-7)(sys) nb/nucleon.
- Published
- 2003
19. Search for the flavor-changing neutral current decay D0→μ+μ− with the HERA-B detector
- Author
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Abt, I., Adams, M., Albrecht, H., Aleksandrov, A., Amaral, V., Amorim, A., Aplin, S.J., Aushev, V., Bagaturia, Y., Balagura, V., Bargiotti, M., Barsukova, O., Bastos, J., Batista, J., Bauer, C., Bauer, Th.S., Belkov, A., Belkov, Ar., Belotelov, I., Bertin, A., Bobchenko, B., Böcker, M., Bogatyrev, A., Bohm, G., Bräuer, M., Bruinsma, M., Bruschi, M., Buchholz, P., Buchler, M., Buran, T., Carvalho, J., Conde, P., Cruse, C., Dam, M., Danielsen, K.M., Danilov, M., De Castro, S., Deppe, H., Dong, X., Dreis, H.B., Egorytchev, V., Ehret, K., Eisele, F., Emeliyanov, D., Essenov, S., Fabbri, L., Faccioli, P., Feuerstack-Raible, M., Flammer, J., Fominykh, B., Funcke, M., Garrido, Ll., Giacobbe, B., Gläß, J., Goloubkov, D., Golubkov, Y., Golutvin, A., Golutvin, I., Gorbounov, I., Gorišek, A., Gouchtchine, O., Goulart, D.C., Gradl, S., Gradl, W., Grimaldi, F., Guilitsky, Yu., Hansen, J.D., Harr, R., Hernández, J.M., Hofmann, W., Hott, T., Hulsbergen, W., Husemann, U., Igonkina, O., Ispiryan, M., Jagla, T., Jiang, C., Kapitza, H., Karabekyan, S., Karchin, P., Karpenko, N., Keller, S., Kessler, J., Khasanov, F., Kiryushin, Yu., Knöpfle, K.T., Kolanoski, H., Korpar, S., Krauss, C., Kreuzer, P., Križan, P., Krücker, D., Kupper, S., Kvaratskheliia, T., Lanyov, A., Lau, K., Lewendel, B., Lohse, T., Lomonosov, B., Männer, R., Masciocchi, S., Massa, I., Matchikhilian, I., Medin, G., Medinnis, M., Mevius, M., Michetti, A., Mikhailov, Yu., Mizuk, R., Muresan, R., Nam, S., zur Nedden, M., Negodaev, M., Nörenberg, M., Nowak, S., Núñez Pardo de Vera, M.T., Ouchrif, M., Ould-Saada, F., Padilla, C., Peralta, D., Pernack, R., Pestotnik, R., Piccinini, M., Pleier, M.A., Poli, M., Popov, V., Pose, A., Pose, D., Prystupa, S., Pugatch, V., Pylypchenko, Y., Pyrlik, J., Reeves, K., Reßing, D., Rick, H., Riu, I., Robmann, P., Rybnikov, V., Sánchez, F., Sbrizzi, A., Schmelling, M., Schmidt, B., Schreiner, A., Schröder, H., Schwartz, A.J., Schwarz, A.S., Schwenninger, B., Schwingenheuer, B., Sciacca, F., Semprini-Cesari, N., Shiu, J., Shuvalov, S., Silva, L., Smirnov, K., Sözüer, L., Solunin, S., Somov, A., Somov, S., Spengler, J., Spighi, R., Spiridonov, A., Stanovnik, A., Starič, M., Stegmann, C., Subramania, H.S., Symalla, M., Tikhomirov, I., Titov, M., Tsakov, I., Uwer, U., van Eldik, C., Vassiliev, Yu., Villa, M., Vitale, A., Vukotic, I., Wahlberg, H., Walenta, A.H., Walter, M., Wang, J.J., Wegener, D., Werthenbach, U., Wolters, H., Wurth, R., Wurz, A., Zaitsev, Yu., Zavertyaev, M., Zeuner, T., Zhelezov, A., Zheng, Z., Zimmermann, R., Živko, T., and Zoccoli, A.
- Subjects
FCNC ,Decays of charmed mesons - Abstract
We report on a search for the flavor-changing neutral current decay D0→μ+μ− using 50×106 events recorded with a dimuon trigger in interactions of 920 GeV protons with nuclei by the HERA-B experiment. We find no evidence for such decays and set a 90% confidence level upper limit on the branching fraction B(D0→μ+μ−)
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20. Determination of the muon charge sign with the dipolar spectrometers of the OPERA experiment
- Author
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Adele Lauria, T. M. Roganova, C. Göllnitz, J. L. Vuilleumier, K. Ozaki, M. Spinetti, G. Shoziyoev, R. A. Fini, N. Mauri, Yoshihiro Sato, D. Goloubkov, A. Buonaura, Akitaka Ariga, N. Agafonova, M. Dracos, Shigeki Aoki, L. Votano, Björn Wonsak, S. Buontempo, Chiara Sirignano, M. T. Muciaccia, D. A. Podgrudkov, S. Dmitrievski, J. Ebert, A. Longhin, Koichi Kodama, A. Garfagnini, Murat Guler, G. Sirri, Artem Chukanov, Antonio Ereditato, C. Kamiscioglu, Cristiano Bozza, N. M. Okateva, T. V. Shchedrina, Amina Zghiche, Yu. Zaitsev, N. Di Marco, D. Duchesneau, A. Schembri, G. Grella, C. Pistillo, T. Hara, A.G. Olshevsky, T. Matsuo, S. Simone, Nicola D'Ambrosio, Toshiyuki Nakano, B. Büttner, Mitsuhiro Nakamura, Luca Stanco, R. Brugnera, G. De Lellis, Tatsuhiro Naka, A. Sheshukov, Ante Ljubičić, S. Zemskova, I. Rostovtseva, C. Gustavino, Seok Kim, N. I. Starkov, Alessandro Paoloni, M. Pozzato, Caren Hagner, Natalia Polukhina, Masahiro Komatsu, Valeri Tioukov, Utku Kose, F. Pupilli, Kunihiro Morishima, Satoru Takahashi, M. S. Vladimirov, Pierre Vilain, Y. Nakatsuka, L. Consiglio, Jiro Kawada, T. Shiraishi, I. Shakiryanova, J. Goldberg, H. Shibuya, T. Omura, F. Terranova, M. Tenti, V. A. Matveev, B. Klicek, Timur Dzhatdoev, Alessandro Pastore, A. Bertolin, Giuliana Galati, Tomoko Ariga, M. De Serio, A. Hollnagel, Yuri Gornushkin, Maximiliano Sioli, M. Kamiscioglu, D. Bender, Krešimir Jakovčić, G. Giacomelli, Mario Stipčević, H. Ishida, P. Monacelli, Katsumi Ishiguro, A. B. Aleksandrov, C. S. Yoon, T. Fukuda, K. Niwa, Maria Cristina Montesi, Anselmo Meregaglia, G. Rosa, Gaston Wilquet, P. F. Loverre, I. Kreslo, I. G. Park, J. Lenkeit, S. M. Stellacci, Nobuko Kitagawa, Naotaka Naganawa, M. Roda, P. Strolin, Manuel Meyer, A. Di Crescenzo, A. M. Anokhina, O. G. Ryazhskaya, S. Ogawa, M. M. Chernyavsky, S. Tufanli, B. D. Park, C. Jollet, Hiroki Rokujo, P. Del Amo Sanchez, M. Malenica, L. Pasqualini, L. Patrizii, B. Hosseini, G. Mandrioli, E. Medinaceli, S. Dusini, A. S. Malgin, D. Di Ferdinando, S. Mikado, J. H. Kim, H. Pessard, Osamu Sato, Agafonova, N., DE LELLIS, Giovanni, DI CRESCENZO, Antonia, Buonaura, Annarita, Galati, Giuliana, Lauria, Adele, Montesi, MARIA CRISTINA, Laboratoire d'Annecy de Physique des Particules (LAPP), Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Université Savoie Mont Blanc (USMB [Université de Savoie] [Université de Chambéry])-Centre National de la Recherche Scientifique (CNRS), Institut Pluridisciplinaire Hubert Curien (IPHC), Université de Strasbourg (UNISTRA)-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Centre National de la Recherche Scientifique (CNRS), OPERA, Agafonova, N, Aleksandrov, A, Anokhina, A, Aoki, S, Ariga, A, Ariga, T, Bender, D, Bertolin, A, Bozza, C, Brugnera, R, Buonaura, A, Buontempo, S, Büttner, B, Chernyavsky, M, Chukanov, A, Consiglio, L, D'Ambrosio, N, Lellis, G, Serio, M, Sanchez, P, Crescenzo, A, Ferdinando, D, Marco, N, Dmitrievski, S, Dracos, M, Duchesneau, D, Dusini, S, Dzhatdoev, T, Ebert, J, Ereditato, A, Fini, R, Fukuda, T, Galati, G, Garfagnini, A, Giacomelli, G, Göllnitz, G, Goldberg, J, Goloubkov, D, Gornushkin, Y, Grella, G, Guler, M, Gustavino, C, Hagner, C, Hara, T, Hollnagel, A, Hosseini, B, Ishida, H, Ishiguro, K, Jakovcic, K, Jollet, C, Kamiscioglu, C, Kamiscioglu, M, Kawada, J, Kim, J, Kim, S, Kitagawa, N, Klicek, B, Kodama, K, Komatsu, M, Kose, U, Kreslo, I, Lauria, A, Lenkeit, J, Ljubicic, A, Longhin, A, Loverre, P, Malgin, A, Malenica, M, Mandrioli, G, Matsuo, T, Matveev, V, Mauri, N, Medinaceli, E, Meregaglia, A, Meyer, M, Mikado, S, Monacelli, P, Montesi, M, Morishima, K, Muciaccia, M, Naganawa, N, Naka, T, Nakamura, M, Nakano, T, Nakatsuka, Y, Niwa, K, Ogawa, S, Okateva, N, Olshevsky, A, Omura, T, Ozaki, K, Paoloni, A, Park, B, Park, I, Pasqualini, L, Pastore, A, Patrizii, L, Pessard, H, Pistillo, C, Podgrudkov, D, Polukhina, N, Pozzato, M, Pupilli, F, Roda, M, Rokujo, H, Roganova, T, Rosa, G, Rostovtseva, I, Ryazhskaya, O, Sato, O, Sato, Y, Schembri, A, Shakiryanova, I, Shchedrina, T, Sheshukov, A, Shibuya, H, Shiraishi, T, Shoziyoev, G, Simone, S, Sioli, M, Sirignano, C, Sirri, G, Spinetti, M, Stanco, L, Starkov, N, Stellacci, S, Stipcevic, M, Strolin, P, Takahashi, S, Tenti, M, Terranova, F, Tioukov, V, Tufanli, S, Vilain, P, Vladimirov, M, Votano, L, Vuilleumier, J, Wilquet, G, Wonsak, B, Yoon, C, Zaitsev, Y, Zemskova, S, Zghiche, A, Aleksandrov, A., Anokhina, A., Aoki, S., Ariga, A., Ariga, T., Bender, D., Bertolin, A., Bozza, C., Brugnera, R., Buonaura, A., Buontempo, S., Büttner, B., Chernyavsky, M., Chukanov, A., Consiglio, L., D'Ambrosio, N., Lellis, G. De, Serio, M. De, Sanchez, P. Del Amo, Crescenzo, A. Di, Ferdinando, D. Di, Marco, N. Di, Dmitrievski, S., Dracos, M., Duchesneau, D., Dusini, S., Dzhatdoev, T., Ebert, J., Ereditato, A., Fini, R.A., Fukuda, T., Galati, G., Garfagnini, A., Giacomelli, G., Göllnitz, G., Goldberg, J., Goloubkov, D., Gornushkin, Y., Grella, G., Guler, M., Gustavino, C., Hagner, C., Hara, T., Hollnagel, A., Hosseini, B., Ishida, H., Ishiguro, K., Jakovcic, K., Jollet, C., Kamiscioglu, C., Kamiscioglu, M., Kawada, J., Kim, J.H., Kim, S.H., Kitagawa, N., Klicek, B., Kodama, K., Komatsu, M., Kose, U., Kreslo, I., Lauria, A., Lenkeit, J., Ljubicic, A., Longhin, A., Loverre, P., Malgin, A., Malenica, M., Mandrioli, G., Matsuo, T., Matveev, V., Mauri, N., Medinaceli, E., Meregaglia, A., Meyer, M., Mikado, S., Monacelli, P., Montesi, M.C., Morishima, K., Muciaccia, M.T., Naganawa, N., Naka, T., Nakamura, M., Nakano, T., Nakatsuka, Y., Niwa, K., Ogawa, S., Okateva, N., Olshevsky, A., Omura, T., Ozaki, K., Paoloni, A., Park, B.D., Park, I.G., Pasqualini, L., Pastore, A., Patrizii, L., Pessard, H., Pistillo, C., Podgrudkov, D., Polukhina, N., Pozzato, M., Pupilli, F., Roda, M., Rokujo, H., Roganova, T., Rosa, G., Rostovtseva, I., Ryazhskaya, O., Sato, O., Sato, Y., Schembri, A., Shakiryanova, I., Shchedrina, T., Sheshukov, A., Shibuya, H., Shiraishi, T., Shoziyoev, G., Simone, S., Sioli, M., Sirignano, C., Sirri, G., Spinetti, M., Stanco, L., Starkov, N., Stellacci, S. M., Stipcevic, M., Strolin, P., Takahashi, S., Tenti, M., Terranova, F., Tioukov, V., Tufanli, S., Vilain, P., Vladimirov, M., Votano, L., Vuilleumier, J.L., Wilquet, G., Wonsak, B., Yoon, C.S., Zaitsev, Y., Zemskova, S., and Zghiche, A.
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Particle physics ,Physics - Instrumentation and Detectors ,Physics::Instrumentation and Detectors ,Monte Carlo method ,FOS: Physical sciences ,01 natural sciences ,High Energy Physics - Experiment ,Neutrino detector ,Nuclear physics ,Momentum ,High Energy Physics - Experiment (hep-ex) ,Muon spectrometer ,Particle tracking detectors ,0103 physical sciences ,[PHYS.HEXP]Physics [physics]/High Energy Physics - Experiment [hep-ex] ,[PHYS.PHYS.PHYS-INS-DET]Physics [physics]/Physics [physics]/Instrumentation and Detectors [physics.ins-det] ,Neutrino detectors ,muon, spectrometer, neutrino ,010306 general physics ,Instrumentation ,Mathematical Physics ,Large detector-systems performance ,Physics ,Muon ,Muon spectrometers ,muon spectrometers ,neutrino detectors ,large detector-systems performance ,particle tracking detectors ,010308 nuclear & particles physics ,High Energy Physics::Phenomenology ,Charge (physics) ,Instrumentation and Detectors (physics.ins-det) ,Particelle elementari ,Particle tracking detector ,Spettrometro magnetico ,Dipole ,Rivelatore di neutrini ,Physique des particules élémentaires ,High Energy Physics::Experiment ,Neutrino ,Beam (structure) - Abstract
The OPERA long-baseline neutrino-oscillation experiment has observed the direct appearance of ντ in the CNGS νμ beam. Two large muon magnetic spectrometers are used to identify muons produced in the τ leptonic decay and in νμ CC interactions by measuring their charge and momentum. Besides the kinematic analysis of the τ decays, background resulting from the decay of charmed particles produced in νμ CC interactions is reduced by efficiently identifying the muon track. A new method for the charge sign determination has been applied, via a weighted angular matching of the straight track-segments reconstructed in the different parts of the dipole magnets. Results obtained for Monte Carlo and real data are presented. Comparison with a method where no matching is used shows a significant reduction of up to 40% of the fraction of wrongly determined charges., 0, SCOPUS: ar.j, info:eu-repo/semantics/published
- Published
- 2016
- Full Text
- View/download PDF
21. Limits for the central production of Theta+ and Xi(--)pentaquarks in 920-GeV pA collisions.
- Author
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Abt I, Adams M, Agari M, Albrecht H, Aleksandrov A, Amaral V, Amorim A, Aplin SJ, Aushev V, Bagaturia Y, Balagura V, Bargiotti M, Barsukova O, Bastos J, Batista J, Bauer C, Bauer TS, Belkov A, Belkov A, Belotelov I, Bertin A, Bobchenko B, Böcker M, Bogatyrev A, Bohm G, Bräuer M, Bruinsma M, Bruschi M, Buchholz P, Buran T, Carvalho J, Conde P, Cruse C, Dam M, Danielsen KM, Danilov M, Castro SD, Deppe H, Dong X, Dreis HB, Egorytchev V, Ehret K, Eisele F, Emeliyanov D, Essenov S, Fabbri L, Faccioli P, Feuerstack-Raible M, Flammer J, Fominykh B, Funcke M, Garrido L, Giacobbe B, Gläss J, Goloubkov D, Golubkov Y, Golutvin A, Golutvin I, Gorbounov I, Gorisek A, Gouchtchine O, Goulart DC, Gradl S, Gradl W, Grimaldi F, Groth-Jensen J, Guilitsky Y, Hansen JD, Hernández JM, Hofmann W, Hott T, Hulsbergen W, Husemann U, Igonkina O, Ispiryan M, Jagla T, Jiang C, Kapitza H, Karabekyan S, Karpenko N, Keller S, Kessler J, Khasanov F, Kiryushin Y, Klinkby E, Knöpfle KT, Kolanoski H, Korpar S, Krauss C, Kreuzer P, Krizan P, Krücker D, Kupper S, Kvaratskheliia T, Lanyov A, Lau K, Lewendel B, Lohse T, Lomonosov B, Männer R, Masciocchi S, Massa I, Matchikhilian I, Medin G, Medinnis M, Mevius M, Michetti A, Mikhailov Y, Mizuk R, Muresan R, Zur Nedden M, Negodaev M, Nörenberg M, Nowak S, Núñez Pardo de Vera MT, Ouchrif M, Ould-Saada F, Padilla C, Peralta D, Pernack R, Pestotnik R, Piccinini M, Pleier MA, Poli M, Popov V, Pose A, Pose D, Prystupa S, Pugatch V, Pylypchenko Y, Pyrlik J, Reeves K, Ressing D, Rick H, Riu I, Robmann P, Rostovtseva I, Rybnikov V, Sánchez F, Sbrizzi A, Schmelling M, Schmidt B, Schreiner A, Schröder H, Schwartz AJ, Schwarz AS, Schwenninger B, Schwingenheuer B, Sciacca F, Semprini-Cesari N, Shuvalov S, Silva L, Smirnov K, Sözüer L, Solunin S, Somov A, Somov S, Spengler J, Spighi R, Spiridonov A, Stanovnik A, Staric M, Stegmann C, Subramania HS, Symalla M, Tikhomirov I, Titov M, Tsakov I, Uwer U, van Eldik C, Vassiliev Y, Villa M, Vitale A, Vukotic I, Wahlberg H, Walenta AH, Walter M, Wang JJ, Wegener D, Werthenbach U, Wolters H, Wurth R, Wurz A, Zaitsev Y, Zavertyaev M, Zech G, Zeuner T, Zhelezov A, Zheng Z, Zimmermann R, Zivko T, and Zoccoli A
- Abstract
We have searched for Theta+(1540) and Xi(--)(1862) pentaquark candidates in proton-induced reactions on C, Ti, and W targets at midrapidity and square root of s = 41.6 GeV. In 2 x 10(8) inelastic events we find no evidence for narrow (sigma approximately 5 MeV) signals in the Theta+ --> pK0(S) and Xi(--) --> Xi- pi- channels; our 95% C.L. upper limits (UL) for the inclusive production cross section times branching fraction B dsigma/dy/(y approximately 0) are (4-16) mub/N for a Theta+ mass between 1521 and 1555 MeV, and 2.5 mub/N for the Xi(--). The UL of the yield ratio of Theta+/Lambda(1520) < (3-12)% is significantly lower than model predictions. Our UL of B Xi(--)/Xi(1530)0 < 4% is at variance with the results that have provided the first evidence for the Xi(--).
- Published
- 2004
- Full Text
- View/download PDF
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