The photoproduction of prompt photons, together with an accompanying jet, has been measured with the ZEUS detector at HERA using an integrated luminosity of 38.6 pb(-1). A study of the effective transverse momentum. (k(T)), of partons in the proton, as modelled within the framework of the PYTHIA Monte Carlo. gives a value of (k(T)) = 1.69 +/- 0.18(-0.20)(+0.18) GeV for the gammap centre-of-mass energy range 134 < W < 251 GeV. This result is in agreement with the previously observed trend in hadron-hadron scattering for (k(T)) to rise with interaction energy. (C) 2001 Elsevier Science B.V. All rights reserved.

Study of the effective transverse momentum of partons in the proton using prompt photons in photoproduction at HERA

CIRIO, Roberto;COSTA, Marco;MONACO, Vincenzo;PERONI, Cristiana;SACCHI, Roberto;SOLANO, Ada Maria;
2001-01-01

Abstract

The photoproduction of prompt photons, together with an accompanying jet, has been measured with the ZEUS detector at HERA using an integrated luminosity of 38.6 pb(-1). A study of the effective transverse momentum. (k(T)), of partons in the proton, as modelled within the framework of the PYTHIA Monte Carlo. gives a value of (k(T)) = 1.69 +/- 0.18(-0.20)(+0.18) GeV for the gammap centre-of-mass energy range 134 < W < 251 GeV. This result is in agreement with the previously observed trend in hadron-hadron scattering for (k(T)) to rise with interaction energy. (C) 2001 Elsevier Science B.V. All rights reserved.
2001
511
19
32
http://dx.doi.org/10.1016/S0370-2693(01)00615-3
ZEUS; CENTRAL TRACKING DETECTOR; CROSS-SECTION; P(P)OVER-BAR COLLISIONS; ROOT-S=1.8 TEV; HADRON-COLLISIONS; MONTE-CARLO; DISTRIBUTIONS; CALORIMETER; HADROPRODUCTION
S. Chekanov;M. Derrick;D. Krakauer;S. Magill;B. Musgrave;A. Pellegrino;J. Repond;R. Stanek;R. Yoshida;M. C. K.;P. Antonioli;G. Bari;M. Basile;L. Bellagamba;D. Boscherini;A. Bruni;G. Bruni;G. C. Romeo;L. Cifarelli;F. Cindolo;A. Contin;M. Corradi;S. D. Pasquale;P. Giusti;G. Iacobucci;G. Levi;A. Margotti;T. Massam;R. Nania;F. Palmonari;A. Pesci;G. Sartorelli;A. Zichichi;G. Aghuzumtsyan;I. Brock;S. Goers;H. Hartmann;E. Hilger;P. Irrgang;H. P. Jakob;A. Kappes;U. F. Katz;R. Kerger;O. Kind;E. Paul;J. Rautenberg;H. Schnurbusch;A. Stifutkin;J. Tandler;K. C. Voss;A. Weber;H. Wieber;D. S. Bailey;N. H. Brook;J. E. Cole;B. Foster;G. P. Heath;H. F. Heath;S. Robins;E. Rodrigues;J. Scott;R. J. Tapper;M. Capua;A. Mastroberardino;M. Schioppa;G. Susinno;H. Y. Jeoung;J. Y. Kim;J. H. Lee;I. T. Lim;K. J. Ma;M. Y. Pac;A. Caldwell;M. Helbich;W. Liu;X. Liu;B. Mellado;S. Paganis;S. Sampson;W. B. Schmidke;F. Sciulli;J. Chwastowski;A. Eskreys;J. Figiel;K. Klimek;K. Olkiewicz;M. B. Przybycien;P. Stopa;L. Zawiejski;B. Bednarek;K. Jelen;D. Kisielewska;A. M. Kowal;T. Kowalski;M. Przybycien;E. Rulikowska-Zarebska;L. Suszycki;D. Szuba;A. Kotanski;L. A. T.;U. Behrens;K. Borras;V. Chiochia;J. Crittenden;D. Dannheim;K. Desler;G. Drews;A. Fox-Murphy;U. Fricke;A. Geiser;F. Goebel;P. Gottlicher;R. Graciani;T. Haas;W. Hain;G. F. Hartner;K. Hebbel;S. Hillert;W. Koch;U. Kotz;H. Kowalski;H. Labes;B. Lohr;R. Mankel;J. Martens;M. Martinez;M. Milite;M. Moritz;D. Notz;M. C. Petrucci;A. Polini;A. A. Savin;U. Schneekloth;F. Selonke;S. Stonjek;G. Wolf;U. Wollmer;J. J. Whitmore;R. Wichmann;C. Youngman;W. Zeuner;C. Coldewey;A. L. D.;A. Meyer;S. Schlenstedt;G. Barbagli;E. Gallo;A. Parenti;P. G. Pelfer;A. Bamberger;A. Benen;N. Coppola;P. Markun;H. Raach;S. Wolfle;M. Bell;P. J. Bussey;A. T. Doyle;C. Glasman;S. W. Lee;A. Lupi;G. J. McCance;D. H. Saxon;I. O. Skillicorn;B. Bodmann;N. Gendner;U. Holm;H. Salehi;K. Wick;A. Yildirim;A. Ziegler;T. Carli;A. Garfagnini;I. Gialas;E. Lohrmann;C. Foudas;R. Goncalo;K. R. Long;F. Metlica;D. B. Miller;A. D. Tapper;R. Walker;P. Cloth;D. Filges;T. Ishii;M. Kuze;K. Nagano;K. Tokushuku;S. Yamada;Y. Yamazaki;A. N. Barakbaev;E. G. Boos;N. S. Pokrovskiy;B. O. Zhautykov;S. H. Ahn;S. B. Lee;S. K. Park;H. Lim;D. Son;F. Barreiro;G. Garcia;O. Gonzalez;L. Labarga;J. d. Peso;I. Redondo;J. Terron;M. Vazquez;M. Barbi;F. Corriveau;S. Padhi;D. G. Stairs;M. Wing;T. Tsurugai;A. Antonov;V. Bashkirov;P. Danilov;B. A. Dolgoshein;D. Gladkov;V. Sosnovtsev;S. Suchkov;R. K. Dementiev;P. F. Ermolov;Y. A. Golubkov;I. I. Katkov;L. A. Khein;N. A. Korotkova;I. A. Korzhavina;V. A. Kuzmin;B. B. Levchenko;O. Y. Lukina;A. S. Proskuryakov;L. M. Shcheglova;A. N. Solomin;N. N. Vlasov;S. A. Zotkin;C. Bokel;M. Botje;J. Engelen;S. Grijpink;E. Koffeman;P. Kooijman;S. Schagen;A. v. Sighem;E. Tassi;H. Tiecke;N. Tuning;J. J. Velthuis;J. Vossebeld;L. Wiggers;E. d. Wolf;N. Brummer;B. Bylsma;L. S. Durkin;J. Gilmore;C. M. Ginsburg;C. L. Kim;T. Y. Ling;S. Boogert;A. M. Cooper-Sarkar;R. C. E.;J. Ferrando;J. Grosse-Knetter;T. Matsushita;M. Rigby;O. Ruske;M. R. Sutton;R. Walczak;A. Bertolin;R. Brugnera;R. Carlin;F. D. Corso;S. Dusini;S. Limentani;A. Longhin;M. Posocco;L. Stanco;M. Turcato;L. Adamczyk;L. Iannotti;B. Y. Oh;P. R. B.;W. S. Toothacker;Y. Iga;G. D'Agostini;G. Marini;A. Nigro;C. Cormack;J. C. Hart;N. A. McCubbin;D. Epperson;C. Heusch;H. F. W.;A. Seiden;D. C. Williams;I. H. Park;N. Pavel;H. Abramowicz;S. Dagan;A. Gabareen;S. Kananov;A. Kreisel;A. Levy;T. Abe;T. Fusayasu;T. Kohno;K. Umemori;T. Yamashita;R. Hamatsu;T. Hirose;M. Inuzuka;S. Kitamura;K. Matsuzawa;T. Nishimura;M. Arneodo;N. Cartiglia;R. Cirio;M. Costa;M. I. Ferrero;S. Maselli;V. Monaco;C. Peroni;M. Ruspa;R. Sacchi;A. Solano;A. Staiano;D. C. Bailey;C. P. Fagerstroem;R. Galea;T. Koop;G. M. Levman;J. F. Martin;A. Mirea;A. Sabetfakhri;J. M. Butterworth;C. Gwenlan;M. E. Hayes;E. A. Heaphy;T. W. Jones;J. B. Lane;B. J. West;J. Ciborowski;R. Ciesielski;G. Grzelak;R. J. Nowak;J. M. Pawlak;P. Plucinski;B. Smalska;J. Sztuk;T. Tymieniecka;J. Ukleja;J. A. Zakrzewski;A. F. Zarnecki;M. Adamus;O. Deppe;Y. Eisenberg;L. K. Gladilin;D. Hochman;U. Karshon;J. Breitweg;D. Chapin;R. Cross;D. Kcira;S. Lammers;D. D. Reeder;W. H. Smith;A. Deshpande;S. Dhawan;V. W. Hughes;P. B. Straub;S. Bhadra;C. D. Catterall;W. R. Frisken;R. Hall-Wilton;M. Khakzad;S. Menary
File in questo prodotto:
File Dimensione Formato  
820312.pdf

Accesso riservato

Tipo di file: POSTPRINT (VERSIONE FINALE DELL’AUTORE)
Dimensione 144.63 kB
Formato Adobe PDF
144.63 kB Adobe PDF   Visualizza/Apri   Richiedi una copia

I documenti in IRIS sono protetti da copyright e tutti i diritti sono riservati, salvo diversa indicazione.

Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/2318/106195
Citazioni
  • ???jsp.display-item.citation.pmc??? ND
  • Scopus 42
  • ???jsp.display-item.citation.isi??? 36
social impact