We report on a measurement of the fraction of events with a W or Z boson which are produced diffractively in (p) over barp collisions at root s = 1.96 TeV, using data from 0.6 fb-1 of integrated luminosity collected with the CDF II detector equipped with a Roman- pot spectrometer that detects the (p) over bar from (p) over bar + p -> (p) over bar + [X + W/Z]. We find that (1.00 +/- 0.11)% of Ws and (0.88 +/- 0.22)% of Zs are produced diffractively in a region of antiproton or proton fractional momentum loss xi of 0.03 < xi < 0.10 and 4-momentum transferred squared t of -1 < t < 0 (GeV/c)(2), where we account for the events in which the proton scatters diffractively while the antiproton dissociates, (p) over bar + p -> [X + W/Z] + p, by doubling the measured proton dissociation fraction. We also report on searches for W and Z production in double Pomeron exchange, (p) over bar + p -> [X + W/Z] + p, and on exclusive Z production, (p) over bar + p -> (p) over bar + Z + p. No signal is seen above background for these processes, and comparisons are made with expectations.

Diffractive W and Z production at the Fermilab Tevatron RID G-1087-2011 RID E-4473-2011

DELL'ORSO, MAURO;DONATI, SIMONE;PUNZI, GIOVANNI;
2010-01-01

Abstract

We report on a measurement of the fraction of events with a W or Z boson which are produced diffractively in (p) over barp collisions at root s = 1.96 TeV, using data from 0.6 fb-1 of integrated luminosity collected with the CDF II detector equipped with a Roman- pot spectrometer that detects the (p) over bar from (p) over bar + p -> (p) over bar + [X + W/Z]. We find that (1.00 +/- 0.11)% of Ws and (0.88 +/- 0.22)% of Zs are produced diffractively in a region of antiproton or proton fractional momentum loss xi of 0.03 < xi < 0.10 and 4-momentum transferred squared t of -1 < t < 0 (GeV/c)(2), where we account for the events in which the proton scatters diffractively while the antiproton dissociates, (p) over bar + p -> [X + W/Z] + p, by doubling the measured proton dissociation fraction. We also report on searches for W and Z production in double Pomeron exchange, (p) over bar + p -> [X + W/Z] + p, and on exclusive Z production, (p) over bar + p -> (p) over bar + Z + p. No signal is seen above background for these processes, and comparisons are made with expectations.
2010
Aaltonen, T; Gonzalez, Ba; Amerio, S; Amidei, D; Anastassov, A; Annovi, A; Antos, J; Albrow, Mg; Apollinari, G; Appel, Ja; Apresyan, A; Arisawa, T; Artikov, A; Asaadi, J; Ashmanskas, W; Auerbach, B; Aurisano, A; Azfar, F; Badgett, W; Barbaro Galtieri, A; Barnes, Ve; Barnett, Ba; Barria, P; Bartos, P; Bauce, M; Bauer, G; Bedeschi, F; Beecher, D; Behari, S; Bellettini, G; Bellinger, J; Benjamin, D; Beretvas, A; Bhatti, A; Binkley, M; Bisello, D; Bizjak, I; Bland, Kr; Blocker, C; Blumenfeld, B; Bocci, A; Bodek, A; Bortoletto, D; Boudreau, J; Boveia, A; Brau, B; Brigliadori, L; Brisuda, A; Bromberg, C; Brucken, E; Bucciantonio, M; Budagov, J; Budd, Hs; Budd, S; Burkett, K; Busetto, G; Bussey, P; Buzatu, A; Cabrera, S; Calancha, C; Camarda, S; Campanelli, M; Campbell, M; Canelli, F; Canepa, A; Carls, B; Carlsmith, D; Carosi, R; Carrillo, S; Carron, S; Casal, B; Casarsa, M; Castro, A; Catastini, P; Cauz, D; Cavaliere, V; Cavalli Sforza, M; Cerri, A; Cerrito, L; Chen, Yc; Chertok, M; Chiarelli, G; Chlachidze, G; Chlebana, F; Cho, K; Chokheli, D; Chou, Jp; Chung, Wh; Chung, Ys; Ciobanu, Ci; Ciocci, Ma; Clark, A; Clark, D; Compostella, G; Convery, Me; Conway, J; Corbo, M; Cordelli, M; Cox, Ca; Cox, Dj; Crescioli, F; Almenar, Cc; Cuevas, J; Culbertson, R; Dagenhart, D; D'Ascenzo, N; Datta, M; de Barbaro, P; De Cecco, S; De Lorenzo, G; Dell'Orso, Mauro; Deluca, C; Demortier, L; Deng, J; Deninno, M; Devoto, F; D'Errico, M; Di Canto, A; Di Ruzza, B; Dittmann, Jr; D'Onofrio, M; Donati, Simone; Dong, P; Dorigo, T; Ebina, K; Elagin, A; Eppig, A; Erbacher, R; Errede, D; Errede, S; Ershaidat, N; Eusebi, R; Fang, Hc; Farrington, S; Feindt, M; Fernandez, Jp; Ferrazza, C; Field, R; Flanagan, G; Forrest, R; Frank, Mj; Franklin, M; Freeman, Jc; Furic, I; Gallinaro, M; Galyardt, J; Garcia, Je; Garfinkel, Af; Garosi, P; Gerberich, H; Gerchtein, E; Giagu, S; Giakoumopoulou, V; Giannetti, P; Gibson, K; Ginsburg, Cm; Giokaris, N; Giromini, P; Giunta, M; Giurgiu, G; Glagolev, V; Glenzinski, D; Gold, M; Goldin, D; Goldschmidt, N; Golossanov, A; Gomez, G; Gomez Ceballos, G; Goncharov, M; Gonzalez, O; Gorelov, I; Goshaw, At; Goulianos, K; Gresele, A; Grinstein, S; Grosso Pilcher, C; Group, Rc; da Costa, Jg; Gunay Unalan, Z; Haber, C; Hahn, Sr; Halkiadakis, E; Hamaguchi, A; Han, Jy; Happacher, F; Hara, K; Hare, D; Hare, M; Harr, Rf; Hatakeyama, K; Hays, C; Heck, M; Heinrich, J; Herndon, M; Hewamanage, S; Hidas, D; Hocker, A; Hopkins, W; Horn, D; Hou, S; Hughes, Re; Hurwitz, M; Husemann, U; Hussain, N; Hussein, M; Huston, J; Introzzi, G; Iori, M; Ivanov, A; James, E; Jang, D; Jayatilaka, B; Jeon, Ej; Jha, Mk; Jindariani, S; Johnson, W; Jones, M; Joo, Kk; Jun, Sy; Junk, Tr; Kamon, T; Karchin, Pe; Kato, Y; Ketchum, W; Keung, J; Khotilovich, V; Kilminster, B; Kim, Dh; Kim, Hs; Kim, Hw; Kim, Je; Kim, Mj; Kim, Sb; Kim, Sh; Kim, Yk; Kimura, N; Klimenko, S; Kondo, K; Kong, Dj; Konigsberg, J; Korytov, A; Kotwal, Av; Kreps, M; Kroll, J; Krop, D; Krumnack, N; Kruse, M; Krutelyov, V; Kuhr, T; Kurata, M; Kwang, S; Laasanen, At; Lami, S; Lammel, S; Lancaster, M; Lander, Rl; Lannon, K; Lath, A; Latino, G; Lazzizzera, I; Lecompte, T; Lee, E; Lee, Hs; Lee, Js; Lee, Sw; Leo, S; Leone, S; Lewis, Jd; Lin, Cj; Linacre, J; Lindgren, M; Lipeles, E; Lister, A; Litvintsev, Do; Liu, C; Liu, Q; Liu, T; Lockwitz, S; Lockyer, Ns; Loginov, A; Lucchesi, D; Lueck, J; Lujan, P; Lukens, P; Lungu, G; Lys, J; Lysak, R; Madrak, R; Maeshima, K; Makhoul, K; Maksimovic, P; Malik, S; Manca, G; Manousakis Katsikakis, A; Margaroli, F; Marino, C; Martinez, M; Martinez Ballarin, R; Mastrandrea, P; Mathis, M; Mattson, Me; Mazzanti, P; Mcfarland, Ks; Mcintyre, P; Mcnulty, R; Mehta, A; Mehtala, P; Menzione, A; Mesropian, C; Miao, T; Mietlicki, D; Mitra, A; Mitselmakher, G; Miyake, H; Moed, S; Moggi, N; Mondragon, Mn; Moon, Cs; Moore, R; Morello, Mj; Morlock, J; Fernandez, Pm; Mukherjee, A; Muller, T; Murat, P; Mussini, M; Nachtman, J; Nagai, Y; Naganoma, J; Nakano, I; Napier, A; Nett, J; Neu, C; Neubauer, Ms; Nielsen, J; Nodulman, L; Norniella, O; Nurse, E; Oakes, L; Oh, Sh; Oh, Yd; Oksuzian, I; Okusawa, T; Orava, R; Ortolan, L; Griso, Sp; Pagliarone, C; Palencia, E; Papadimitriou, V; Paramonov, Aa; Patrick, J; Pauletta, G; Paulini, M; Paus, C; Pellett, De; Penzo, A; Phillips, Tj; Piacentino, G; Pianori, E; Pilot, J; Pitts, K; Plager, C; Pondrom, L; Potamianos, K; Poukhov, O; Prokoshin, F; Pronko, A; Ptohos, F; Pueschel, E; Punzi, Giovanni; Pursley, J; Rahaman, A; Ramakrishnan, V; Ranjan, N; Redondo, I; Renton, P; Rescigno, M; Rimondi, F; Ristori, L; Robson, A; Rodrigo, T; Rodriguez, T; Rogers, E; Rolli, S; Roser, R; Rossi, M; Ruffini, F; Ruiz, A; Russ, J; Rusu, V; Safonov, A; Sakumoto, Wk; Santi, L; Sartori, L; Sato, K; Saveliev, V; Savoy Navarro, A; Schlabach, P; Schmidt, A; Schmidt, Ee; Schmidt, Mp; Schmitt, M; Schwarz, T; Scodellaro, L; Scribano, A; Scuri, F; Sedov, A; Seidel, S; Seiya, Y; Semenov, A; Sforza, F; Sfyrla, A; Shalhout, Sz; Shears, T; Shepard, Pf; Shimojima, M; Shiraishi, S; Shochet, M; Shreyber, I; Simonenko, A; Sinervo, P; Sissakian, A; Sliwa, K; Smith, Jr; Snider, Fd; Soha, A; Somalwar, S; Sorin, V; Squillacioti, P; Stanitzki, M; St Denis, R; Stelzer, B; Stelzer Chilton, O; Stentz, D; Strologas, J; Strycker, Gl; Sudo, Y; Sukhanov, A; Suslov, I; Takemasa, K; Takeuchi, Y; Tang, J; Tecchio, M; Teng, Pk; Thom, J; Thome, J; Thompson, Ga; Thomson, E; Ttito Guzman, P; Tkaczyk, S; Toback, D; Tokar, S; Tollefson, K; Tomura, T; Tonelli, D; Torre, S; Torretta, D; Totaro, P; Trovato, M; Tu, Y; Turini, N; Ukegawa, F; Uozumi, S; Varganov, A; Vataga, E; Vazquez, F; Velev, G; Vellidis, C; Vidal, M; Vila, I; Vilar, R; Vogel, M; Volpi, G; Wagner, P; Wagner, Rl; Wakisaka, T; Wallny, R; Wang, Sm; Warburton, A; Waters, D; Weinberger, M; Wester, Wc; Whitehouse, B; Whiteson, D; Wicklund, Ab; Wicklund, E; Wilbur, S; Wick, F; Williams, Hh; Wilson, Js; Wilson, P; Winer, Bl; Wittich, P; Wolbers, S; Wolfe, H; Wright, T; Wu, X; Wu, Z; Yamamoto, K; Yamaoka, J; Yang, Uk; Yang, Yc; Yao, Wm; Yeh, Gp; Yi, K; Yoh, J; Yorita, K; Yoshida, T; Yu, Gb; Yu, I; Yu, Ss; Yun, Jc; Zanetti, A; Zeng, Y; Zucchelli, S.
File in questo prodotto:
Non ci sono file associati a questo prodotto.

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/11568/140006
 Attenzione

Attenzione! I dati visualizzati non sono stati sottoposti a validazione da parte dell'ateneo

Citazioni
  • ???jsp.display-item.citation.pmc??? ND
  • Scopus ND
  • ???jsp.display-item.citation.isi??? 27
social impact