Measurement of the proton structure function F-2 at very low Q(2) at HERA

Breitweg, J , Chekanov, S , Derrick, M , Krakauer, D , Magill, S , Musgrave, B , Pellegrino, A , Repond, J , Stanek, R , Yoshida, R , Mattingly, M C K , Abbiendi, G , Anselmo, F , Antonioli, P , Bari, G , Basile, M , Bellagamba, L , Boscherini, D , Bruni, A , Bruni, G , Romeo, G C , Castellini, G , Cifarelli, L , Cindolo, F , Contin, A , Coppola, N , Corradi, M , De Pasquale, S , Giusti, P , Iacobucci, G , Laurenti, G , Levi, G , Margotti, A , Massam, T , Nania, R , Palmonari, F , Pesci, A , Polini, A , Sartorelli, G , Garcia, Y Z , Zichichi, A , Amelung, C , Bornheim, A , Brock, I , Coboken, K , Crittenden, J , Deffner, R , Hartmann, H , Heinloth, K , Hilger, E , Irrgang, P , Jakob, H P , Kappes, A , Katz, U F , Kerger, R , Paul, E , Schnurbusch, H , Stifutkin, A , Tandler, J , Voss, K C , Weber, A , Wieber, H , Bailey, D S , Barret, O , Brook, N H , Foster, B , Heath, G P , Heath, H F , McFall, J D , Piccioni, D , Rodrigues, E , Scott, J , Tapper, R J , Capua, M , Mastroberardino, A , Schioppa, M , Susinno, G , Jeoung, H Y , Kim, J Y , Lee, J H , Lim, I T , Ma, K J , Pac, M Y , Caldwell, A , Liu, W , Liu, X , Mellado, B , Paganis, S , Sampson, S , Schmidke, W B , Sciulli, F , Chwastowski, J , Eskreys, A , Figiel, J , Klimek, K , Olkiewicz, K , Piotrzkowski, K , Przybycien, M B , Stopa, P , Zawiejski, L , Bednarek, B , Jelen, K , Kisielewska, D , Kowal, A M , Kowalski, T , Przybycien, M , Rulikowska-Zarebska, E , Suszycki, L , Szuba, D , Kotanski, A , Bauerdick, L A T , Behrens, U , Bienlein, J K , Burgard, C , Dannheim, D , Desler, K , Drews, G , Fox-Murphy, A , Fricke, U , Goebel, F , Gottlicher, P , Graciani, R , Haas, T , Hain, W , Hartner, G F , Hasell, D , Hebbel, K , Johnson, K F , Kasemann, M , Koch, W , Kotz, U , Kowalski, H , Lindemann, L , Lohr, B , Martinez, M , Milite, M , Monteiro, T , Moritz, M , Notz, D , Pelucchi, F , Petrucci, M C , Rohde, M , Saull, P R B , Savin, A A , Schneekloth, U , Selonke, F , Sievers, M , Stonjek, S , Tassi, E , Wolf, G , Wollmer, U , Youngman, C , Zeuner, W , Coldewey, C , Viani, A L D , Meyer, A , Schlenstedt, S , Straub, P B , Barbagli, G , Gallo, E , Pelfer, P , Maccarrone, G , Votano, L , Bamberger, A , Benen, A , Eisenhardt, S , Markun, P , Raach, H , Wolfle, S , Bussey, P J , Bell, M , Doyle, A T , Lee, S W , Lupi, A , Macdonald, N , McCance, G J , Saxon, D H , Sinclair, L E , Skillicorn, I O , Waugh, R , Bohnet, I , Gendner, N , Holm, U , Meyer-Larsen, A , Salehi, H , Wick, K , Garfagnini, A , Gialas, I , Gladilin, L K , Kcira, D , Klanner, R , Lohrmann, E , Poelz, G , Zetsche, F , Goncalo, R , Long, K R , Miller, D B , Tapper, A D , Walker, R , Mallik, U , Cloth, P , Filges, D , Ishii, T , Kuze, M , Nagano, K , Tokushuku, K , Yamada, S , Yamazaki, Y , Ahn, S H , Lee, S B , Park, S K , Lim, H , Park, I H , Son, D , Barreiro, F , Garcia, G , Glasman, C , Gonzalez, O , Labarga, L , del Peso, J , Redondo, I , Terron, J , Barbi, M , Corriveau, F , Hanna, D S , Ochs, A , Padhi, S , Riveline, M , Stairs, D G , Wing, M , Tsurugai, T , Antonov, A , Bashkirov, V , Danilov, M , Dolgoshein, B A , Gladkov, D , Sosnovtsev, V , Suchkov, S , Dementiev, R K , Ermolov, P F , Golubkov, Y A , Katkov, I I , Khein, L A , Korotkova, N A , Korzhavina, I A , Kuzmin, V A , Lukina, O Y , Proskuryakov, A S , Shcheglova, L M , Solomin, A N , Vlasov, N N , Zotkin, S A , Bokel, C , Botje, M , Brummer, N , Engelen, J , Grijpink, S , Koffeman, E , Kooijman, P , Schagen, S , van Sighem, A , Tiecke, H , Tuning, N , Velthuis, J J , Vossebeld, J , Wiggers, L , de Wolf, E , Acosta, D , Bylsma, B , Durkin, L S , Gilmore, J , Ginsburg, C M , Kim, C L , Ling, T Y , Boogert, S , Cooper-Sarkar, A M , Devenish, R C E , Grosse-Knetter, J , Matsushita, T , Quadt, A , Ruske, O , Sutton, M R , Walczak, R , Bertolin, A , Brugnera, R , Carlin, R , Dal Corso, F , Dosselli, U , Dusini, S , Limentani, S , Morandin, M , Posocco, M , Stanco, L , Stroili, R , Turcato, M , Voci, C , Adamczyk, L , Iannotti, L , Oh, B Y , Okrasinski, J R , Toothacker, W S , Whitmore, J J , Iga, Y , D'Agostini, G , Marini, G , Nigro, A , Cormack, C , Hart, J C , McCubbin, N A , Shah, T P , Epperson, D , Heusch, C , Sadrozinski, H F W , Seiden, A , Wichmann, R , Williams, D C , Pavel, N , Abramowicz, H , Dagan, S , Kananov, S , Kreisel, A , Levy, A , Abe, T , Fusayasu, T , Umemori, K , Yamashita, T , Hamatsu, R , Hirose, T , Inuzuka, M , Kitamura, S , Nishimura, T , Arneodo, M , Cartiglia, N , Cirio, R , Costa, M , Ferrero, M I , Maselli, S , Monaco, V , Peroni, C , Ruspa, M , Sacchi, R , Solano, A , Staiano, A , Dardo, M , Bailey, D C , Fagerstroem, C P , Galea, R , Koop, T , Levman, G M , Martin, J F , Orr, R S , Polenz, S , Sabetfakhri, A , Simmons, D , Butterworth, J M , Catterall, C D , Hayes, M E , Heaphy, E A , Jones, T W , Lane, J B , West, B J , Ciborowski, J , Ciesielski, R , Grzelak, G , Nowak, R J , Pawlak, J M , Pawlak, R , Smalska, B , Tymieniecka, T , Wroblewski, A K , Zakrzewski, J A , Zarnecki, A F , Adamus, M , Gadaj, T , Deppe, O , Eisenberg, Y , Hochman, D , Karshon, U , Badgett, W F , Chapin, D , Cross, R , Foudas, C , Mattingly, S , Reeder, D D , Smith, W H , Vaiciulis, A , Wildschek, T , Wodarczyk, M , Deshpande, A , Dhawan, S , Hughes, V W , Bhadra, S , Catterall, C , Cole, J E , Frisken, W R , Hall-Wilton, R , Khakzad, M , Menary, S and , ZEUS Collaboration

(2000)

Breitweg, J , Chekanov, S , Derrick, M , Krakauer, D , Magill, S , Musgrave, B , Pellegrino, A , Repond, J , Stanek, R , Yoshida, R , Mattingly, M C K , Abbiendi, G , Anselmo, F , Antonioli, P , Bari, G , Basile, M , Bellagamba, L , Boscherini, D , Bruni, A , Bruni, G , Romeo, G C , Castellini, G , Cifarelli, L , Cindolo, F , Contin, A , Coppola, N , Corradi, M , De Pasquale, S , Giusti, P , Iacobucci, G , Laurenti, G , Levi, G , Margotti, A , Massam, T , Nania, R , Palmonari, F , Pesci, A , Polini, A , Sartorelli, G , Garcia, Y Z , Zichichi, A , Amelung, C , Bornheim, A , Brock, I , Coboken, K , Crittenden, J , Deffner, R , Hartmann, H , Heinloth, K , Hilger, E , Irrgang, P , Jakob, H P , Kappes, A , Katz, U F , Kerger, R , Paul, E , Schnurbusch, H , Stifutkin, A , Tandler, J , Voss, K C , Weber, A , Wieber, H , Bailey, D S , Barret, O , Brook, N H , Foster, B , Heath, G P , Heath, H F , McFall, J D , Piccioni, D , Rodrigues, E , Scott, J , Tapper, R J , Capua, M , Mastroberardino, A , Schioppa, M , Susinno, G , Jeoung, H Y , Kim, J Y , Lee, J H , Lim, I T , Ma, K J , Pac, M Y , Caldwell, A , Liu, W , Liu, X , Mellado, B , Paganis, S , Sampson, S , Schmidke, W B , Sciulli, F , Chwastowski, J , Eskreys, A , Figiel, J , Klimek, K , Olkiewicz, K , Piotrzkowski, K , Przybycien, M B , Stopa, P , Zawiejski, L , Bednarek, B , Jelen, K , Kisielewska, D , Kowal, A M , Kowalski, T , Przybycien, M , Rulikowska-Zarebska, E , Suszycki, L , Szuba, D , Kotanski, A , Bauerdick, L A T , Behrens, U , Bienlein, J K , Burgard, C , Dannheim, D , Desler, K , Drews, G , Fox-Murphy, A , Fricke, U , Goebel, F , Gottlicher, P , Graciani, R , Haas, T , Hain, W , Hartner, G F , Hasell, D , Hebbel, K , Johnson, K F , Kasemann, M , Koch, W , Kotz, U , Kowalski, H , Lindemann, L , Lohr, B , Martinez, M , Milite, M , Monteiro, T , Moritz, M , Notz, D , Pelucchi, F , Petrucci, M C , Rohde, M , Saull, P R B , Savin, A A , Schneekloth, U , Selonke, F , Sievers, M , Stonjek, S , Tassi, E , Wolf, G , Wollmer, U , Youngman, C , Zeuner, W , Coldewey, C , Viani, A L D , Meyer, A , Schlenstedt, S , Straub, P B , Barbagli, G , Gallo, E , Pelfer, P , Maccarrone, G , Votano, L , Bamberger, A , Benen, A , Eisenhardt, S , Markun, P , Raach, H , Wolfle, S , Bussey, P J , Bell, M , Doyle, A T , Lee, S W , Lupi, A , Macdonald, N , McCance, G J , Saxon, D H , Sinclair, L E , Skillicorn, I O , Waugh, R , Bohnet, I , Gendner, N , Holm, U , Meyer-Larsen, A , Salehi, H , Wick, K , Garfagnini, A , Gialas, I , Gladilin, L K , Kcira, D , Klanner, R , Lohrmann, E , Poelz, G , Zetsche, F , Goncalo, R , Long, K R , Miller, D B , Tapper, A D , Walker, R , Mallik, U , Cloth, P , Filges, D , Ishii, T , Kuze, M , Nagano, K , Tokushuku, K , Yamada, S , Yamazaki, Y , Ahn, S H , Lee, S B , Park, S K , Lim, H , Park, I H , Son, D , Barreiro, F , Garcia, G , Glasman, C , Gonzalez, O , Labarga, L , del Peso, J , Redondo, I , Terron, J , Barbi, M , Corriveau, F , Hanna, D S , Ochs, A , Padhi, S , Riveline, M , Stairs, D G , Wing, M , Tsurugai, T , Antonov, A , Bashkirov, V , Danilov, M , Dolgoshein, B A , Gladkov, D , Sosnovtsev, V , Suchkov, S , Dementiev, R K , Ermolov, P F , Golubkov, Y A , Katkov, I I , Khein, L A , Korotkova, N A , Korzhavina, I A , Kuzmin, V A , Lukina, O Y , Proskuryakov, A S , Shcheglova, L M , Solomin, A N , Vlasov, N N , Zotkin, S A , Bokel, C , Botje, M , Brummer, N , Engelen, J , Grijpink, S , Koffeman, E , Kooijman, P , Schagen, S , van Sighem, A , Tiecke, H , Tuning, N , Velthuis, J J , Vossebeld, J , Wiggers, L , de Wolf, E , Acosta, D , Bylsma, B , Durkin, L S , Gilmore, J , Ginsburg, C M , Kim, C L , Ling, T Y , Boogert, S , Cooper-Sarkar, A M , Devenish, R C E , Grosse-Knetter, J , Matsushita, T , Quadt, A , Ruske, O , Sutton, M R , Walczak, R , Bertolin, A , Brugnera, R , Carlin, R , Dal Corso, F , Dosselli, U , Dusini, S , Limentani, S , Morandin, M , Posocco, M , Stanco, L , Stroili, R , Turcato, M , Voci, C , Adamczyk, L , Iannotti, L , Oh, B Y , Okrasinski, J R , Toothacker, W S , Whitmore, J J , Iga, Y , D'Agostini, G , Marini, G , Nigro, A , Cormack, C , Hart, J C , McCubbin, N A , Shah, T P , Epperson, D , Heusch, C , Sadrozinski, H F W , Seiden, A , Wichmann, R , Williams, D C , Pavel, N , Abramowicz, H , Dagan, S , Kananov, S , Kreisel, A , Levy, A , Abe, T , Fusayasu, T , Umemori, K , Yamashita, T , Hamatsu, R , Hirose, T , Inuzuka, M , Kitamura, S , Nishimura, T , Arneodo, M , Cartiglia, N , Cirio, R , Costa, M , Ferrero, M I , Maselli, S , Monaco, V , Peroni, C , Ruspa, M , Sacchi, R , Solano, A , Staiano, A , Dardo, M , Bailey, D C , Fagerstroem, C P , Galea, R , Koop, T , Levman, G M , Martin, J F , Orr, R S , Polenz, S , Sabetfakhri, A , Simmons, D , Butterworth, J M , Catterall, C D , Hayes, M E , Heaphy, E A , Jones, T W , Lane, J B , West, B J , Ciborowski, J , Ciesielski, R , Grzelak, G , Nowak, R J , Pawlak, J M , Pawlak, R , Smalska, B , Tymieniecka, T , Wroblewski, A K , Zakrzewski, J A , Zarnecki, A F , Adamus, M , Gadaj, T , Deppe, O , Eisenberg, Y , Hochman, D , Karshon, U , Badgett, W F , Chapin, D , Cross, R , Foudas, C , Mattingly, S , Reeder, D D , Smith, W H , Vaiciulis, A , Wildschek, T , Wodarczyk, M , Deshpande, A , Dhawan, S , Hughes, V W , Bhadra, S , Catterall, C , Cole, J E , Frisken, W R , Hall-Wilton, R , Khakzad, M , Menary, S and , ZEUS Collaboration (2000) Measurement of the proton structure function F-2 at very low Q(2) at HERA. Physics Letters B, 487 (1-2).

Our Full Text Deposits

Full text access: Open

Full text file - 391.66 KB

Abstract

A measurement of the proton structure function F-2(x, Q(2)) is presented in the kinematic range 0.045 GeV2 < Q(2) < 0.65 GeV2 and 6 . 10(-7) < x < 1 . 10(-3). The results were obtained using a data sample corresponding to an integrated luminosity of 3.9 pb(-1) in e(+)p reactions recorded with the ZEUS detector at HERA. Information from a silicon-strip tracking detector, installed in front of the small electromagnetic calorimeter used to measure the energy of the final-state positron at small scattering angles, together with an enhanced simulation of the hadronic final state, has permitted the extension of the kinematic range beyond that of previous measurements. The uncertainties in F-2 are typically less than 4%. At the low Q(2) values of the present measurement, the rise of F-2 at low x is slower than observed in HERA data at higher Q(2) and can be described by Regge theory with a constant logarithmic slope partial derivative lnF(2)/partial derivative ln(1/x). The dependence of F-2 on Q(2) is stronger than at higher Q(2) values, approaching, at the lowest Q(2) values of this measurement, a region where F-2 becomes nearly proportional to Q(2). (C) 2000 Elsevier Science B.V. All rights reserved.

Information about this Version

This is a Submitted version
This version's date is: 10/8/2000
This item is not peer reviewed

Link to this Version

https://repository.royalholloway.ac.uk/items/97374ebb-8770-a0b8-1dae-95a155e83d83/1/

Item TypeJournal Article
TitleMeasurement of the proton structure function F-2 at very low Q(2) at HERA
AuthorsBreitweg, J
Chekanov, S
Derrick, M
Krakauer, D
Magill, S
Musgrave, B
Pellegrino, A
Repond, J
Stanek, R
Yoshida, R
Mattingly, M C K
Abbiendi, G
Anselmo, F
Antonioli, P
Bari, G
Basile, M
Bellagamba, L
Boscherini, D
Bruni, A
Bruni, G
Romeo, G C
Castellini, G
Cifarelli, L
Cindolo, F
Contin, A
Coppola, N
Corradi, M
De Pasquale, S
Giusti, P
Iacobucci, G
Laurenti, G
Levi, G
Margotti, A
Massam, T
Nania, R
Palmonari, F
Pesci, A
Polini, A
Sartorelli, G
Garcia, Y Z
Zichichi, A
Amelung, C
Bornheim, A
Brock, I
Coboken, K
Crittenden, J
Deffner, R
Hartmann, H
Heinloth, K
Hilger, E
Irrgang, P
Jakob, H P
Kappes, A
Katz, U F
Kerger, R
Paul, E
Schnurbusch, H
Stifutkin, A
Tandler, J
Voss, K C
Weber, A
Wieber, H
Bailey, D S
Barret, O
Brook, N H
Foster, B
Heath, G P
Heath, H F
McFall, J D
Piccioni, D
Rodrigues, E
Scott, J
Tapper, R J
Capua, M
Mastroberardino, A
Schioppa, M
Susinno, G
Jeoung, H Y
Kim, J Y
Lee, J H
Lim, I T
Ma, K J
Pac, M Y
Caldwell, A
Liu, W
Liu, X
Mellado, B
Paganis, S
Sampson, S
Schmidke, W B
Sciulli, F
Chwastowski, J
Eskreys, A
Figiel, J
Klimek, K
Olkiewicz, K
Piotrzkowski, K
Przybycien, M B
Stopa, P
Zawiejski, L
Bednarek, B
Jelen, K
Kisielewska, D
Kowal, A M
Kowalski, T
Przybycien, M
Rulikowska-Zarebska, E
Suszycki, L
Szuba, D
Kotanski, A
Bauerdick, L A T
Behrens, U
Bienlein, J K
Burgard, C
Dannheim, D
Desler, K
Drews, G
Fox-Murphy, A
Fricke, U
Goebel, F
Gottlicher, P
Graciani, R
Haas, T
Hain, W
Hartner, G F
Hasell, D
Hebbel, K
Johnson, K F
Kasemann, M
Koch, W
Kotz, U
Kowalski, H
Lindemann, L
Lohr, B
Martinez, M
Milite, M
Monteiro, T
Moritz, M
Notz, D
Pelucchi, F
Petrucci, M C
Rohde, M
Saull, P R B
Savin, A A
Schneekloth, U
Selonke, F
Sievers, M
Stonjek, S
Tassi, E
Wolf, G
Wollmer, U
Youngman, C
Zeuner, W
Coldewey, C
Viani, A L D
Meyer, A
Schlenstedt, S
Straub, P B
Barbagli, G
Gallo, E
Pelfer, P
Maccarrone, G
Votano, L
Bamberger, A
Benen, A
Eisenhardt, S
Markun, P
Raach, H
Wolfle, S
Bussey, P J
Bell, M
Doyle, A T
Lee, S W
Lupi, A
Macdonald, N
McCance, G J
Saxon, D H
Sinclair, L E
Skillicorn, I O
Waugh, R
Bohnet, I
Gendner, N
Holm, U
Meyer-Larsen, A
Salehi, H
Wick, K
Garfagnini, A
Gialas, I
Gladilin, L K
Kcira, D
Klanner, R
Lohrmann, E
Poelz, G
Zetsche, F
Goncalo, R
Long, K R
Miller, D B
Tapper, A D
Walker, R
Mallik, U
Cloth, P
Filges, D
Ishii, T
Kuze, M
Nagano, K
Tokushuku, K
Yamada, S
Yamazaki, Y
Ahn, S H
Lee, S B
Park, S K
Lim, H
Park, I H
Son, D
Barreiro, F
Garcia, G
Glasman, C
Gonzalez, O
Labarga, L
del Peso, J
Redondo, I
Terron, J
Barbi, M
Corriveau, F
Hanna, D S
Ochs, A
Padhi, S
Riveline, M
Stairs, D G
Wing, M
Tsurugai, T
Antonov, A
Bashkirov, V
Danilov, M
Dolgoshein, B A
Gladkov, D
Sosnovtsev, V
Suchkov, S
Dementiev, R K
Ermolov, P F
Golubkov, Y A
Katkov, I I
Khein, L A
Korotkova, N A
Korzhavina, I A
Kuzmin, V A
Lukina, O Y
Proskuryakov, A S
Shcheglova, L M
Solomin, A N
Vlasov, N N
Zotkin, S A
Bokel, C
Botje, M
Brummer, N
Engelen, J
Grijpink, S
Koffeman, E
Kooijman, P
Schagen, S
van Sighem, A
Tiecke, H
Tuning, N
Velthuis, J J
Vossebeld, J
Wiggers, L
de Wolf, E
Acosta, D
Bylsma, B
Durkin, L S
Gilmore, J
Ginsburg, C M
Kim, C L
Ling, T Y
Boogert, S
Cooper-Sarkar, A M
Devenish, R C E
Grosse-Knetter, J
Matsushita, T
Quadt, A
Ruske, O
Sutton, M R
Walczak, R
Bertolin, A
Brugnera, R
Carlin, R
Dal Corso, F
Dosselli, U
Dusini, S
Limentani, S
Morandin, M
Posocco, M
Stanco, L
Stroili, R
Turcato, M
Voci, C
Adamczyk, L
Iannotti, L
Oh, B Y
Okrasinski, J R
Toothacker, W S
Whitmore, J J
Iga, Y
D'Agostini, G
Marini, G
Nigro, A
Cormack, C
Hart, J C
McCubbin, N A
Shah, T P
Epperson, D
Heusch, C
Sadrozinski, H F W
Seiden, A
Wichmann, R
Williams, D C
Pavel, N
Abramowicz, H
Dagan, S
Kananov, S
Kreisel, A
Levy, A
Abe, T
Fusayasu, T
Umemori, K
Yamashita, T
Hamatsu, R
Hirose, T
Inuzuka, M
Kitamura, S
Nishimura, T
Arneodo, M
Cartiglia, N
Cirio, R
Costa, M
Ferrero, M I
Maselli, S
Monaco, V
Peroni, C
Ruspa, M
Sacchi, R
Solano, A
Staiano, A
Dardo, M
Bailey, D C
Fagerstroem, C P
Galea, R
Koop, T
Levman, G M
Martin, J F
Orr, R S
Polenz, S
Sabetfakhri, A
Simmons, D
Butterworth, J M
Catterall, C D
Hayes, M E
Heaphy, E A
Jones, T W
Lane, J B
West, B J
Ciborowski, J
Ciesielski, R
Grzelak, G
Nowak, R J
Pawlak, J M
Pawlak, R
Smalska, B
Tymieniecka, T
Wroblewski, A K
Zakrzewski, J A
Zarnecki, A F
Adamus, M
Gadaj, T
Deppe, O
Eisenberg, Y
Hochman, D
Karshon, U
Badgett, W F
Chapin, D
Cross, R
Foudas, C
Mattingly, S
Reeder, D D
Smith, W H
Vaiciulis, A
Wildschek, T
Wodarczyk, M
Deshpande, A
Dhawan, S
Hughes, V W
Bhadra, S
Catterall, C
Cole, J E
Frisken, W R
Hall-Wilton, R
Khakzad, M
Menary, S
, ZEUS Collaboration
Uncontrolled KeywordsDEEP-INELASTIC SCATTERING, LUND MONTE-CARLO, LOW-X, JET FRAGMENTATION, E+E-PHYSICS, GENERATOR, ENERGY, MODEL, QCD, EP
DepartmentsFaculty of Science\Physics
Research Groups and Centres\Physics\Low Temperature Physics

Identifiers

Deposited by Research Information System (atira) on 28-Jul-2012 in Royal Holloway Research Online.Last modified on 28-Jul-2012


Details