Observation of the strange sea in the proton via inclusive phi-meson production in neutral current deep inelastic scattering at HERA

Chekanov, S , Krakauer, D , Magill, S , Musgrave, V , Repond, J , Yoshida, R , Mattingly, M C K , Antonioli, P , Bari, G , Basile, M , Bellagamba, L , Boscherini, D , Bruni, A , Bruni, G , Romeo, G C , Cifarelli, L , Cindolo, F , Contin, A , Corradi, M , De Pasquale, S , Giusti, P , Iacobucci, G , Margotti, A , Nania, R , Palmonari, F , Pesci, A , Sartorelli, G , Zichichi, A , Aghuzumtsyan, G , Bartsch, D , Brock, I , Goers, S , Hartmann, H , Hilger, E , Irrgang, P , Jakob, H P , Kappes, A , Katz, U F , Kind, O , Paul, E , Rautenberg, J , Renner, R , Schnurbusch, H , Stifutkin, A , Tandler, J , Voss, K C , Wang, M , Weber, A , Bailey, D S , Brook, N H , Cole, J E , Foster, B , Heath, G P , Heath, H F , Robins, S , Rodrigues, E , Scott, J , Tapper, R J , Wing, M , Capua, M , Mastroberardino, A , Schioppa, M , Susinno, G , Kim, J Y , Kim, Y K , Lee, J H , Lim, I T , Pac, M Y , Caldwell, A , Helbich, M , Liu, X , Mellado, B , Ning, Y , Paganis, S , Ren, Z , Schmidke, W B , Sciulli, F , Chwastowski, J , Eskreys, A , Figiel, J , Olkiewicz, K , Stopa, P , Zawiejski, L , Adamczyk, L , Bold, T , Grabowska-Bold, I , Kisielewska, D , Kowal, A M , Kowal, M , Kowalski, T , Przybycien, M , Suszycki, L , Szuba, D , Szuba, J , Kotanski, A , Stoninski, W , Bauerdick, L A T , Behrens, U , Bloch, I , Borras, K , Chiochia, V , Dannheim, D , Derrick, M , Drews, G , Fourletova, J , Fox-Murphy, A , Fricke, U , Geiser, A , Goebel, F , Gottlicher, P , Gutsche, O , Haas, T , Hain, W , Hartner, G F , Hillert, S , Kotz, U , Kowalski, H , Kramberger, G , Labes, H , Lelas, D , Lohr, B , Mankel, R , Melzer-Pellmann, I A , Moritz, M , Notz, D , Petrucci, M C , Polini, A , Raval, A , Schneekloth, U , Selonke, F , Wessoleck, H , Wichmann, R , Wolf, G , Youngman, C , Zeuner, W , Viani, A L D , Meyer, A , Schlenstedt, S , Barbagli, G , Gallo, E , Genta, C , Pelfer, P G , Bamberger, A , Benen, A , Coppola, N , Bell, M , Bussey, P J , Doyle, A T , Glasman, C , Hanlon, S , Lee, S W , Lupi, A , McCance, G J , Saxon, D H , Skillicorn, I O , Gialas, I , Bodmann, B , Carli, T , Holm, U , Klimek, K , Krumnack, N , Lohrmann, E , Milite, M , Salehi, H , Stonjek, S , Wick, K , Ziegler, A , Ziegler, A , Collins-Tooth, C , Foudas, C , Goncalo, R , Long, K R , Metlica, F , Tapper, A D , Cloth, P , Filges, D , Kuze, M , Nagano, K , Tokushuku, K , Yamada, S , Yamazaki, Y , Barakbaev, A N , Boos, E G , Pokrovskiy, N S , Zhautykov, Y , Lim, H , Son, D , Barreiro, F , Gonzalez, O , Labarga, L , del Peso, J , Redondo, I , Tassi, E , Terron, J , Vazquez, M , Barbi, M , Bertolin, A , Corriveau, F , Ochs, A , Padhi, S , Stairs, D G , St-Laurent, M , Tsurugai, T , Antonov, A , Danilov, P , Dolgoshein, B A , Gladkov, D , Sosnovtsev, V , Suchkov, S , Dementiev, R K , Ermolov, P F , Golubkov, Y A , Katkov, I I , Khein, L A , Korzhavina, I A , Kuzmin, V A , Levchenko, B B , Lukina, O Y , Proskuryakov, A S , Shcheglova, L M , Vlasov, N N , Zotkin, S A , Bokel, C , Engelen, J , Grijpink, S , Koffeman, E , Kooijman, P , Maddox, E , Pellegrino, A , Schagen, S , Tiecke, H , Tuning, N , Velthuis, J J , Wiggers, L , de Wolf, E , Brummer, N , Bylsma, B , Durkin, L S , Ling, T Y , Boogert, S , Cooper-Sarkar, A M , Devenish, R C E , Ferrando, J , Grzelak, G , Matsushita, T , Rigby, M , Ruske, O , Sutton, M R , Walczak, R , Brugnera, R , Carlin, R , Dal Corso, F , Dusini, S , Garfagnini, A , Limentani, S , Longhin, A , Parenti, A , Posocco, M , Stanco, L , Turcato, M , Heaphy, E A , Oh, B Y , Saull, P R B , Whitmore, J J , Iga, Y , D'Agostini, G , Marini, G , Nigro, A , Cormack, C , Hart, J C , McCubbin, N A , Heusch, C , Park, I H , Pavel, N , Abramowicz, H , Gabareen, A , Kananov, S , Kreisel, A , Levy, A , Abe, T , Fusayasu, T , Kagawa, S , Kohno, T , Tawara, T , Yamashita, T , Hamatsu, R , Hirose, T , Inuzuka, M , Kitamura, S , Matsuzawa, K , Nishimura, T , Arneodo, M , Ferrero, M I , Monaco, V , Ruspa, M , Sacchi, R , Solano, A , Galea, R , Koop, T , Levman, G M , Martin, J F , Mirea, A , Sabetfakhri, A , Butterworth, J M , Gwenlan, C , Hall-Wilton, R , Jones, T W , Lightwood, M S , Loizides, J H , West, B J , Ciborowski, J , Ciesielski, R , Nowak, R J , Pawlak, J M , Smalska, B , Sztuk, J , Tymieniecka, T , Ukleja, A , Ukleja, J , Zarnecki, A F , Adamus, M , Plucinski, P , Eisenberg, Y , Gladilin, L K , Hochman, D , Karshon, U , Kcira, D , Lammers, S , Li, L , Reeder, D D , Savin, A A , Smith, W H , Deshpande, A , Dhawan, S , Hughes, V W , Straub, P B , Bhadra, S , Catterall, C D , Fourletov, S , Menary, S , Soares, M , Standage, J and , ZEUS Collaboration

(2003)

Chekanov, S , Krakauer, D , Magill, S , Musgrave, V , Repond, J , Yoshida, R , Mattingly, M C K , Antonioli, P , Bari, G , Basile, M , Bellagamba, L , Boscherini, D , Bruni, A , Bruni, G , Romeo, G C , Cifarelli, L , Cindolo, F , Contin, A , Corradi, M , De Pasquale, S , Giusti, P , Iacobucci, G , Margotti, A , Nania, R , Palmonari, F , Pesci, A , Sartorelli, G , Zichichi, A , Aghuzumtsyan, G , Bartsch, D , Brock, I , Goers, S , Hartmann, H , Hilger, E , Irrgang, P , Jakob, H P , Kappes, A , Katz, U F , Kind, O , Paul, E , Rautenberg, J , Renner, R , Schnurbusch, H , Stifutkin, A , Tandler, J , Voss, K C , Wang, M , Weber, A , Bailey, D S , Brook, N H , Cole, J E , Foster, B , Heath, G P , Heath, H F , Robins, S , Rodrigues, E , Scott, J , Tapper, R J , Wing, M , Capua, M , Mastroberardino, A , Schioppa, M , Susinno, G , Kim, J Y , Kim, Y K , Lee, J H , Lim, I T , Pac, M Y , Caldwell, A , Helbich, M , Liu, X , Mellado, B , Ning, Y , Paganis, S , Ren, Z , Schmidke, W B , Sciulli, F , Chwastowski, J , Eskreys, A , Figiel, J , Olkiewicz, K , Stopa, P , Zawiejski, L , Adamczyk, L , Bold, T , Grabowska-Bold, I , Kisielewska, D , Kowal, A M , Kowal, M , Kowalski, T , Przybycien, M , Suszycki, L , Szuba, D , Szuba, J , Kotanski, A , Stoninski, W , Bauerdick, L A T , Behrens, U , Bloch, I , Borras, K , Chiochia, V , Dannheim, D , Derrick, M , Drews, G , Fourletova, J , Fox-Murphy, A , Fricke, U , Geiser, A , Goebel, F , Gottlicher, P , Gutsche, O , Haas, T , Hain, W , Hartner, G F , Hillert, S , Kotz, U , Kowalski, H , Kramberger, G , Labes, H , Lelas, D , Lohr, B , Mankel, R , Melzer-Pellmann, I A , Moritz, M , Notz, D , Petrucci, M C , Polini, A , Raval, A , Schneekloth, U , Selonke, F , Wessoleck, H , Wichmann, R , Wolf, G , Youngman, C , Zeuner, W , Viani, A L D , Meyer, A , Schlenstedt, S , Barbagli, G , Gallo, E , Genta, C , Pelfer, P G , Bamberger, A , Benen, A , Coppola, N , Bell, M , Bussey, P J , Doyle, A T , Glasman, C , Hanlon, S , Lee, S W , Lupi, A , McCance, G J , Saxon, D H , Skillicorn, I O , Gialas, I , Bodmann, B , Carli, T , Holm, U , Klimek, K , Krumnack, N , Lohrmann, E , Milite, M , Salehi, H , Stonjek, S , Wick, K , Ziegler, A , Ziegler, A , Collins-Tooth, C , Foudas, C , Goncalo, R , Long, K R , Metlica, F , Tapper, A D , Cloth, P , Filges, D , Kuze, M , Nagano, K , Tokushuku, K , Yamada, S , Yamazaki, Y , Barakbaev, A N , Boos, E G , Pokrovskiy, N S , Zhautykov, Y , Lim, H , Son, D , Barreiro, F , Gonzalez, O , Labarga, L , del Peso, J , Redondo, I , Tassi, E , Terron, J , Vazquez, M , Barbi, M , Bertolin, A , Corriveau, F , Ochs, A , Padhi, S , Stairs, D G , St-Laurent, M , Tsurugai, T , Antonov, A , Danilov, P , Dolgoshein, B A , Gladkov, D , Sosnovtsev, V , Suchkov, S , Dementiev, R K , Ermolov, P F , Golubkov, Y A , Katkov, I I , Khein, L A , Korzhavina, I A , Kuzmin, V A , Levchenko, B B , Lukina, O Y , Proskuryakov, A S , Shcheglova, L M , Vlasov, N N , Zotkin, S A , Bokel, C , Engelen, J , Grijpink, S , Koffeman, E , Kooijman, P , Maddox, E , Pellegrino, A , Schagen, S , Tiecke, H , Tuning, N , Velthuis, J J , Wiggers, L , de Wolf, E , Brummer, N , Bylsma, B , Durkin, L S , Ling, T Y , Boogert, S , Cooper-Sarkar, A M , Devenish, R C E , Ferrando, J , Grzelak, G , Matsushita, T , Rigby, M , Ruske, O , Sutton, M R , Walczak, R , Brugnera, R , Carlin, R , Dal Corso, F , Dusini, S , Garfagnini, A , Limentani, S , Longhin, A , Parenti, A , Posocco, M , Stanco, L , Turcato, M , Heaphy, E A , Oh, B Y , Saull, P R B , Whitmore, J J , Iga, Y , D'Agostini, G , Marini, G , Nigro, A , Cormack, C , Hart, J C , McCubbin, N A , Heusch, C , Park, I H , Pavel, N , Abramowicz, H , Gabareen, A , Kananov, S , Kreisel, A , Levy, A , Abe, T , Fusayasu, T , Kagawa, S , Kohno, T , Tawara, T , Yamashita, T , Hamatsu, R , Hirose, T , Inuzuka, M , Kitamura, S , Matsuzawa, K , Nishimura, T , Arneodo, M , Ferrero, M I , Monaco, V , Ruspa, M , Sacchi, R , Solano, A , Galea, R , Koop, T , Levman, G M , Martin, J F , Mirea, A , Sabetfakhri, A , Butterworth, J M , Gwenlan, C , Hall-Wilton, R , Jones, T W , Lightwood, M S , Loizides, J H , West, B J , Ciborowski, J , Ciesielski, R , Nowak, R J , Pawlak, J M , Smalska, B , Sztuk, J , Tymieniecka, T , Ukleja, A , Ukleja, J , Zarnecki, A F , Adamus, M , Plucinski, P , Eisenberg, Y , Gladilin, L K , Hochman, D , Karshon, U , Kcira, D , Lammers, S , Li, L , Reeder, D D , Savin, A A , Smith, W H , Deshpande, A , Dhawan, S , Hughes, V W , Straub, P B , Bhadra, S , Catterall, C D , Fourletov, S , Menary, S , Soares, M , Standage, J and , ZEUS Collaboration (2003) Observation of the strange sea in the proton via inclusive phi-meson production in neutral current deep inelastic scattering at HERA. Physics Letters B, 553 (3-4).

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Abstract

Inclusive phi (1020)-meson production in neutral current deep inelastic e(+) p scattering has been Measured with the ZEUS detector at HERA using an integrated luminosity of 45 pb(-1) The phi mesons were studied in the range 10 < Q(2) < 100 GeV2, where Q(2) is the virtuality of the exchanged photon and in restricted kinematic regions in the transverse momentum, p(T) pseudorapidity, eta and the scaled momentum in the Breit frame, x(p). Monte Carlo models with the strangeness-suppression factor as determined by analyses of e(+)e(+) annihilation events overestimate the cross sections. A smaller value of the strangeness-suppression factor reduces the predicted cross sections but fails to reproduce the shapes of the Measured differential cross sections. High-momentum phi mesons in the current region of the Breit frame give the first direct evidence for the strange sea in the proton at low x. (C) 2002 Published by Elsevier Science B.V.

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This is a Submitted version
This version's date is: 6/2/2003
This item is not peer reviewed

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https://repository.royalholloway.ac.uk/items/1d0df0c9-b689-1596-f6e4-f9bca51127e4/1/

Item TypeJournal Article
TitleObservation of the strange sea in the proton via inclusive phi-meson production in neutral current deep inelastic scattering at HERA
AuthorsChekanov, S
Krakauer, D
Magill, S
Musgrave, V
Repond, J
Yoshida, R
Mattingly, M C K
Antonioli, P
Bari, G
Basile, M
Bellagamba, L
Boscherini, D
Bruni, A
Bruni, G
Romeo, G C
Cifarelli, L
Cindolo, F
Contin, A
Corradi, M
De Pasquale, S
Giusti, P
Iacobucci, G
Margotti, A
Nania, R
Palmonari, F
Pesci, A
Sartorelli, G
Zichichi, A
Aghuzumtsyan, G
Bartsch, D
Brock, I
Goers, S
Hartmann, H
Hilger, E
Irrgang, P
Jakob, H P
Kappes, A
Katz, U F
Kind, O
Paul, E
Rautenberg, J
Renner, R
Schnurbusch, H
Stifutkin, A
Tandler, J
Voss, K C
Wang, M
Weber, A
Bailey, D S
Brook, N H
Cole, J E
Foster, B
Heath, G P
Heath, H F
Robins, S
Rodrigues, E
Scott, J
Tapper, R J
Wing, M
Capua, M
Mastroberardino, A
Schioppa, M
Susinno, G
Kim, J Y
Kim, Y K
Lee, J H
Lim, I T
Pac, M Y
Caldwell, A
Helbich, M
Liu, X
Mellado, B
Ning, Y
Paganis, S
Ren, Z
Schmidke, W B
Sciulli, F
Chwastowski, J
Eskreys, A
Figiel, J
Olkiewicz, K
Stopa, P
Zawiejski, L
Adamczyk, L
Bold, T
Grabowska-Bold, I
Kisielewska, D
Kowal, A M
Kowal, M
Kowalski, T
Przybycien, M
Suszycki, L
Szuba, D
Szuba, J
Kotanski, A
Stoninski, W
Bauerdick, L A T
Behrens, U
Bloch, I
Borras, K
Chiochia, V
Dannheim, D
Derrick, M
Drews, G
Fourletova, J
Fox-Murphy, A
Fricke, U
Geiser, A
Goebel, F
Gottlicher, P
Gutsche, O
Haas, T
Hain, W
Hartner, G F
Hillert, S
Kotz, U
Kowalski, H
Kramberger, G
Labes, H
Lelas, D
Lohr, B
Mankel, R
Melzer-Pellmann, I A
Moritz, M
Notz, D
Petrucci, M C
Polini, A
Raval, A
Schneekloth, U
Selonke, F
Wessoleck, H
Wichmann, R
Wolf, G
Youngman, C
Zeuner, W
Viani, A L D
Meyer, A
Schlenstedt, S
Barbagli, G
Gallo, E
Genta, C
Pelfer, P G
Bamberger, A
Benen, A
Coppola, N
Bell, M
Bussey, P J
Doyle, A T
Glasman, C
Hanlon, S
Lee, S W
Lupi, A
McCance, G J
Saxon, D H
Skillicorn, I O
Gialas, I
Bodmann, B
Carli, T
Holm, U
Klimek, K
Krumnack, N
Lohrmann, E
Milite, M
Salehi, H
Stonjek, S
Wick, K
Ziegler, A
Ziegler, A
Collins-Tooth, C
Foudas, C
Goncalo, R
Long, K R
Metlica, F
Tapper, A D
Cloth, P
Filges, D
Kuze, M
Nagano, K
Tokushuku, K
Yamada, S
Yamazaki, Y
Barakbaev, A N
Boos, E G
Pokrovskiy, N S
Zhautykov, Y
Lim, H
Son, D
Barreiro, F
Gonzalez, O
Labarga, L
del Peso, J
Redondo, I
Tassi, E
Terron, J
Vazquez, M
Barbi, M
Bertolin, A
Corriveau, F
Ochs, A
Padhi, S
Stairs, D G
St-Laurent, M
Tsurugai, T
Antonov, A
Danilov, P
Dolgoshein, B A
Gladkov, D
Sosnovtsev, V
Suchkov, S
Dementiev, R K
Ermolov, P F
Golubkov, Y A
Katkov, I I
Khein, L A
Korzhavina, I A
Kuzmin, V A
Levchenko, B B
Lukina, O Y
Proskuryakov, A S
Shcheglova, L M
Vlasov, N N
Zotkin, S A
Bokel, C
Engelen, J
Grijpink, S
Koffeman, E
Kooijman, P
Maddox, E
Pellegrino, A
Schagen, S
Tiecke, H
Tuning, N
Velthuis, J J
Wiggers, L
de Wolf, E
Brummer, N
Bylsma, B
Durkin, L S
Ling, T Y
Boogert, S
Cooper-Sarkar, A M
Devenish, R C E
Ferrando, J
Grzelak, G
Matsushita, T
Rigby, M
Ruske, O
Sutton, M R
Walczak, R
Brugnera, R
Carlin, R
Dal Corso, F
Dusini, S
Garfagnini, A
Limentani, S
Longhin, A
Parenti, A
Posocco, M
Stanco, L
Turcato, M
Heaphy, E A
Oh, B Y
Saull, P R B
Whitmore, J J
Iga, Y
D'Agostini, G
Marini, G
Nigro, A
Cormack, C
Hart, J C
McCubbin, N A
Heusch, C
Park, I H
Pavel, N
Abramowicz, H
Gabareen, A
Kananov, S
Kreisel, A
Levy, A
Abe, T
Fusayasu, T
Kagawa, S
Kohno, T
Tawara, T
Yamashita, T
Hamatsu, R
Hirose, T
Inuzuka, M
Kitamura, S
Matsuzawa, K
Nishimura, T
Arneodo, M
Ferrero, M I
Monaco, V
Ruspa, M
Sacchi, R
Solano, A
Galea, R
Koop, T
Levman, G M
Martin, J F
Mirea, A
Sabetfakhri, A
Butterworth, J M
Gwenlan, C
Hall-Wilton, R
Jones, T W
Lightwood, M S
Loizides, J H
West, B J
Ciborowski, J
Ciesielski, R
Nowak, R J
Pawlak, J M
Smalska, B
Sztuk, J
Tymieniecka, T
Ukleja, A
Ukleja, J
Zarnecki, A F
Adamus, M
Plucinski, P
Eisenberg, Y
Gladilin, L K
Hochman, D
Karshon, U
Kcira, D
Lammers, S
Li, L
Reeder, D D
Savin, A A
Smith, W H
Deshpande, A
Dhawan, S
Hughes, V W
Straub, P B
Bhadra, S
Catterall, C D
Fourletov, S
Menary, S
Soares, M
Standage, J
, ZEUS Collaboration
Uncontrolled KeywordsLEPTON-NUCLEON SCATTERING, CENTRAL TRACKING DETECTOR, MONTE-CARLO GENERATOR, HADRONIC Z-DECAYS, PARTON DISTRIBUTIONS, D-ASTERISK(+/-) PRODUCTION, PARTICLE-PRODUCTION, REAR CALORIMETER, EVENT GENERATOR, EP SCATTERING
DepartmentsFaculty of Science\Physics
Research Groups and Centres\Physics\Low Temperature Physics

Identifiers

doihttp://dx.doi.org/10.1016/S0370-2693(02)03206-9

Deposited by Research Information System (atira) on 27-Jul-2012 in Royal Holloway Research Online.Last modified on 27-Jul-2012


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