Scaling violations and determination of alpha(s) from jet production in gamma p interactions at HERA

Chekanov, S , Krakauer, D , Loizides, J H , Magill, S , Musgrave, B , 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 , Slominski, 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 , Doyle, A T , Glasman, C , Hamilton, J , Hanlon, S , Lee, S W , Lupi, A , 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 , Boos, E G , Pokrovskiy, N S , Zhautykov, B O , 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 , Gliga, S , Lainesse, J , Padhi, S , Stairs, D G , 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 , 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 , 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 and Standage, J

(2003)

Chekanov, S , Krakauer, D , Loizides, J H , Magill, S , Musgrave, B , 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 , Slominski, 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 , Doyle, A T , Glasman, C , Hamilton, J , Hanlon, S , Lee, S W , Lupi, A , 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 , Boos, E G , Pokrovskiy, N S , Zhautykov, B O , 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 , Gliga, S , Lainesse, J , Padhi, S , Stairs, D G , 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 , 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 , 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 and Standage, J (2003) Scaling violations and determination of alpha(s) from jet production in gamma p interactions at HERA. Physics Letters B, 560 (1-2).

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Abstract

Differential cross sections for jet photoproduction in the reaction ep --> e jet X have been measured with the ZEUS detector at HERA using 82.2 pb(-1) of integrated luminosity. Inclusive jet cross sections are presented as a function of the jet transverse energy, E-T(jet), for jets with E-T(jet) > 17 GeV and pseudorapidity -1 < eta(jet) < 2.5, in the gammap centre-of-mass-energy range 142 < Wgammap < 293 GeV. Scaled jet invariant cross sections are presented as a function of the dimensionless variable x(T) equivalent to 2E(T)(jet)/W-gammap for (W-gammap) = 180 and 255 GeV: Next-to-leading-order QCD calculations give a good description of the measured differential cross sections in both magnitude and shape. The ratio of scaled jet invariant cross sections at the two (Wgammap) values shows clear non-scaling behaviour. A value for the strong coupling constant of alpha(s) (M-Z) = 0.1224 +/- 0.0001(stat.)(-0.0019)(+0.0022)(exp.)(-0.0042)(+0.0054)(th.) has been extracted from a QCD analysis of the measured dsigma/dE(T)(jet). The variation of sigma(s) with E-T(jet) is in good agreement with the running of sigma(s) as predicted by QCD. (C) 2003 Published by Elsevier Science B.V.

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This is a Submitted version
This version's date is: 8/5/2003
This item is not peer reviewed

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https://repository.royalholloway.ac.uk/items/946d4beb-7519-b66f-ea7e-6b1a605a79f0/5/

Item TypeJournal Article
TitleScaling violations and determination of alpha(s) from jet production in gamma p interactions at HERA
AuthorsChekanov, S
Krakauer, D
Loizides, J H
Magill, S
Musgrave, B
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
Slominski, 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
Doyle, A T
Glasman, C
Hamilton, J
Hanlon, S
Lee, S W
Lupi, A
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
Boos, E G
Pokrovskiy, N S
Zhautykov, B O
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
Gliga, S
Lainesse, J
Padhi, S
Stairs, D G
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
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
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
Uncontrolled KeywordsDEEP-INELASTIC SCATTERING, CENTRAL TRACKING DETECTOR, LUND MONTE-CARLO, EP COLLIDER HERA, CROSS-SECTIONS, PARTON DISTRIBUTIONS, HADRON-COLLISIONS, PROTON COLLISIONS, QCD ANALYSIS, E+E-PHYSICS
DepartmentsFaculty of Science\Physics
Research Groups and Centres\Physics\Low Temperature Physics

Identifiers

doihttp://dx.doi.org/10.1016/S0370-2693(03)00380-0

Deposited by Research Information System (atira) on 03-Jul-2014 in Royal Holloway Research Online.Last modified on 03-Jul-2014


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