Search for New Particles Decaying to Dijets at CDF

ArXiv hep-ex/9702004 (1997)

Observation of Λb0→J/ψ Λ at the Fermilab proton-antiproton collider

Physical Review D American Physical Society (APS) 55:3 (1997) 1142-1152

Authors:

F Abe, H Akimoto, A Akopian, MG Albrow, SR Amendolia, D Amidei, J Antos, C Anway-Wiese, S Aota, G Apollinari, T Asakawa, W Ashmanskas, M Atac, F Azfar, P Azzi-Bacchetta, N Bacchetta, W Badgett, S Bagdasarov, MW Bailey, J Bao, P de Barbaro, A Barbaro-Galtieri, VE Barnes, BA Barnett, E Barzi, G Bauer, T Baumann, F Bedeschi, S Behrends, S Belforte, G Bellettini, J Bellinger, D Benjamin, J Benlloch, J Bensinger, D Benton, A Beretvas, JP Berge, J Berryhill, S Bertolucci, B Bevensee, A Bhatti, K Biery, M Binkley, D Bisello, RE Blair, C Blocker, A Bodek, W Bokhari, V Bolognesi, G Bolla, D Bortoletto, J Boudreau, L Breccia, C Bromberg, N Bruner, E Buckley-Geer, HS Budd, K Burkett, G Busetto, A Byon-Wagner, KL Byrum, J Cammerata, C Campagnari, M Campbell, A Caner, W Carithers, D Carlsmith, A Castro, D Cauz, Y Cen, F Cervelli, PS Chang, PT Chang, HY Chao, J Chapman, M-T Cheng, G Chiarelli, T Chikamatsu, CN Chiou, L Christofek, S Cihangir, AG Clark, M Cobal, E Cocca, M Contreras, J Conway, J Cooper, M Cordelli, C Couyoumtzelis, D Crane, D Cronin-Hennessy, R Culbertson, T Daniels, F DeJongh, S Delchamps, S Dell'Agnello, M Dell'Orso, R Demina, L Demortier, B Denby, M Deninno, PF Derwent, T Devlin, JR Dittmann, S Donati, J Done, T Dorigo, A Dunn, N Eddy, K Einsweiler, JE Elias, R Ely, E Engels, D Errede, S Errede, Q Fan, C Ferretti, I Fiori, B Flaugher, GW Foster, M Franklin, M Frautschi, J Freeman, J Friedman, TA Fuess, Y Fukui, S Funaki, G Gagliardi, S Galeotti, M Gallinaro, M Garcia-Sciveres, AF Garfinkel, C Gay, S Geer, DW Gerdes, P Giannetti, N Giokaris, P Giromini, G Giusti, L Gladney, D Glenzinski, M Gold, J Gonzalez, A Gordon, AT Goshaw, K Goulianos, H Grassmann, L Groer, C Grosso-Pilcher, G Guillian, RS Guo, C Haber, E Hafen, SR Hahn, R Hamilton, R Handler, RM Hans, K Hara, AD Hardman, B Harral, RM Harris, SA Hauger, J Hauser, C Hawk, E Hayashi, J Heinrich, KD Hoffman, M Hohlmann, C Holck, R Hollebeek, L Holloway, A Hölscher, S Hong, G Houk, P Hu, BT Huffman, R Hughes, J Huston, J Huth, J Hylen, H Ikeda, M Incagli, J Incandela, G Introzzi, J Iwai, Y Iwata, H Jensen, U Joshi, RW Kadel, E Kajfasz, H Kambara, T Kamon, T Kaneko, K Karr, H Kasha, Y Kato, TA Keaffaber, L Keeble, K Kelley, RD Kennedy, R Kephart, P Kesten, D Kestenbaum, RM Keup, H Keutelian, F Keyvan, B Kharadia, BJ Kim, DH Kim, HS Kim, SB Kim, SH Kim, YK Kim, L Kirsch, P Koehn, K Kondo, J Konigsberg, S Kopp, K Kordas, A Korytov, W Koska, E Kovacs, W Kowald, M Krasberg, J Kroll, M Kruse, T Kuwabara, SE Kuhlmann, E Kuns, AT Laasanen, N Labanca, S Lammel, JI Lamoureux, T LeCompte, S Leone, JD Lewis, P Limon, M Lindgren, TM Liss, N Lockyer, O Long, C Loomis, M Loreti, J Lu, D Lucchesi, P Lukens, S Lusin, J Lys, K Maeshima, A Maghakian, P Maksimovic, M Mangano, J Mansour, M Mariotti, JP Marriner, A Martin, JAJ Matthews, R Mattingly, P McIntyre, P Melese, A Menzione, E Meschi, S Metzler, C Miao, T Miao, G Michail, R Miller, H Minato, S Miscetti, M Mishina, H Mitsushio, T Miyamoto, S Miyashita, N Moggi, Y Morita, J Mueller, A Mukherjee, T Muller, P Murat, H Nakada, I Nakano, C Nelson, D Neuberger, C Newman-Holmes, M Ninomiya, L Nodulman, SH Oh, KE Ohl, T Ohmoto, T Ohsugi, R Oishi, M Okabe, T Okusawa, R Oliveira, J Olsen, C Pagliarone, R Paoletti, V Papadimitriou, SP Pappas, S Park, A Parri, J Patrick, G Pauletta, M Paulini, A Perazzo, L Pescara, MD Peters, TJ Phillips, G Piacentino, M Pillai, KT Pitts, R Plunkett, L Pondrom, J Proudfoot, F Ptohos, G Punzi, K Ragan, D Reher, A Ribon, F Rimondi, L Ristori, WJ Robertson, T Rodrigo, S Rolli, J Romano, L Rosenson, R Roser, WK Sakumoto, D Saltzberg, A Sansoni, L Santi, H Sato, P Schlabach, EE Schmidt, MP Schmidt, A Scribano, S Segler, S Seidel, Y Seiya, G Sganos, MD Shapiro, NM Shaw, Q Shen, PF Shepard, M Shimojima, M Shochet, J Siegrist, A Sill, P Sinervo, P Singh, J Skarha, K Sliwa, FD Snider, T Song, J Spalding, T Speer, P Sphicas, F Spinella, M Spiropulu, L Spiegel, L Stanco, J Steele, A Stefanini, K Strahl, J Strait, R Ströhmer, D Stuart, G Sullivan, A Soumarokov, K Sumorok, J Suzuki, T Takada, T Takahashi, T Takano, K Takikawa, N Tamura, F Tartarelli, W Taylor, PK Teng, Y Teramoto, S Tether, D Theriot, TL Thomas, R Thun, M Timko, P Tipton, A Titov, S Tkaczyk, D Toback, K Tollefson, A Tollestrup, JF de Troconiz, S Truitt, J Tseng, N Turini, T Uchida, N Uemura, F Ukegawa, G Unal, J Valls, SC van den Brink, S Vejcik, G Velev, R Vidal, M Vondracek, D Vucinic, RG Wagner, RL Wagner, J Wahl, N Wallace, C Wang, CH Wang, J Wang, MJ Wang, QF Wang, A Warburton, T Watts, R Webb, C Wei, C Wendt, H Wenzel, WC Wester, AB Wicklund, E Wicklund, R Wilkinson, HH Williams, P Wilson, BL Winer, D Winn, D Wolinski, J Wolinski, S Worm, X Wu, J Wyss, A Yagil, W Yao, K Yasuoka, Y Ye, GP Yeh, P Yeh, M Yin, J Yoh, C Yosef, T Yoshida, D Yovanovitch, I Yu, L Yu, JC Yun, A Zanetti, F Zetti, L Zhang, W Zhang, S Zucchelli

The CDF SVX-II upgrade for the Tevatron run II

Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment Elsevier 386:1 (1997) 87-95

Authors:

Daniela Bortoletto, CDF Collaboration

The ZEUS leading proton spectrometer and its use in the measurement of elastic ρ0 photoproduction at HERA

Zeitschrift fur Physik C-Particles and Fields 73:2 (1997) 253-268

Authors:

M Derrick, D Krakauer, S Magill, D Mikunas, B Musgrave, JR Okrasiński, J Repond, R Stanek, RL Talaga, H Zhang, MCK Mattingly, F Anselmo, P Antonioli, G Bari, M Basile, L Bellagamba, D Boscherini, A Bruni, G Bruni, P Bruni, G Cara Romeo, G Castellini, M Chiarini, L Cifarelli, F Cindolo, A Contin, M Corradi, I Gialas, P Giusti, G Iacobucci, G Laurenti, G Levi, A Margotti, T Massam, R Nania, C Nemoz, F Palmonari, A Pesci, A Polini, G Sartorelli, Y Zamora Garcia, A Zichichi, C Amelung, A Bornheim, J Crittenden, R Deffner, M Eckert, L Feld, A Frey, M Geerts, M Grothe, H Hartmann, K Heinloth, L Heinz, E Hilger, HP Jakob, UF Katz, S Mengel, E Paul, M Pfeiffer, C Rembser, D Schramm, J Stamm, R Wedemeyer, S Campbell-Robson, A Cassidy, WN Cottingham, N Dyce, B Foster, S George, ME Hayes, GP Heath, HF Heath, D Piccioni, DG Roff, RJ Tapper, R Yoshida, M Arneodo, R Ayad, M Capua, A Garfagnini, L Iannotti, M Schioppa, G Susinno, A Caldwell, N Cartiglia, Z Jing, W Liu, JA Parsons, S Ritz, F Sciulli, PB Straub, L Wai, S Yang, Q Zhu, P Borzemski, J Chwastowski, A Eskreys, Z Jakubowski, MB Przybycień

Abstract:

The differential cross section dσ/dt for elastic ρ0 photoproduction, γp → ρ0ρ (ρ0 → π+π-), has been measured in ep interactions at HERA. The squared four-momentum exchanged at the proton vertex, t, has been determined directly by measuring the momentum of the scattered proton using the ZEUS Leading Proton Spectrometer (LPS), a large scale system of silicon micro-strip detectors operating close to the HERA proton beam. The LPS allows the measurement of the momentum of high energy protons scattered at small angles with accuracies of 0.4% for the longitudinal momentum and 5 MeV for the transverse momentum. Photoproduction of ρ0 mesons has been investigated in the interval 0.073 < |t| < 0.40 GeV2, for photon virtualities Q2 < 1 GeV2 and photon-proton centre-of-mass energies W between 50 and 100 GeV. In the measured range, the t distribution exhibits an exponential shape with a slope parameter b = 9.8 ± 0.8 (stat.) ± 1.1 (syst.) GeV-2. The use of the LPS eliminates the contamination from events with diffractive dissociation of the proton into low mass states. © Springler-Verlag 1997.

Comparison of ZEUS data with standard model predictions for e(+)p->e(+)X scattering at high x and Q(2)

ZEITSCHRIFT FUR PHYSIK C-PARTICLES AND FIELDS 74:2 (1997) 207-220

Authors:

J Breitweg, M Derrick, D Krakauer, S Magill, D Mikunas, B Musgrave, J Repond, R Stanek, RL Talaga, R Yoshida, H Zhang, MCK Mattingly, F Anselmo, P Antonioli, G Bari, M Basile, L Bellagamba, D Boscherini, A Bruni, G Bruni, GC Romeo, G Castellini, L Cifarelli, F Cindolo, A Contin, M Corradi, S DePasquale, I Gialas, P Giusti, G Iacobucci, G Laurenti, G Levi, A Margotti, T Massam, R Nania, F Palmonari, A Pesci, A Polini, G Sartorelli, YZ Garcia, A Zichichi, C Amelung, A Bornheim, I Brock, K Coboken, J Crittenden, R Deffner, M Eckert, L Feld, M Grothe, H Hartmann, K Heinloth, L Heinz, E Hilger, HP Jakob, UF Katz, E Paul, M Pfeiffer, C Rembser, J Stamm, R Wedemeyer, DS Bailey, S CampbellRobson, WN Cottingham, B Foster, R HallWilton, ME Hayes, GP Heath, HF Heath, D Piccioni, DG Roff, RJ Tapper, M Arneodo, R Ayad, M Capua, A Garfagnini, L Iannotti, M Schioppa, G Susinno, JY Kim, JH Lee, IT Lim, MY Pac, A Caldwell, N Cartiglia, Z Jing, W Liu, JA Parsons, S Ritz, S Sampson, F Sciulli, PB Straub, Q Zhu, P Borzemski, J Chwastowski, A Eskreys, Z Jakubowski, MB Przybycien, M Zachara, L Zawiejski, L Adamczyk, B Bednarek, K Jelen, D Kisielewska, T Kowalski, M Przybycieo, E RulikowskaZarebska, L Suszycki, J Zajac, Z Dulinski, A Kotanski, G Abbiendi, LAT Bauerdick, U Behrens, H Beier, JK Bienlein, G Cases, O Deppe, K Desler, G Drews, DJ Gilkinson, C Glasman, P Gottlicher, J GrosseKnetter, T Haas, W Hain, D Hasell, H Hessling, Y Iga, KF Johnson, M Kasemann, W Koch, U Kotz, H Kowalski, J Labs, L Lindemann, B Lohr, M Lowe, J Mainusch, O Manczak, J Milewski, T Monteiro, JST Ng, D Notz, K Ohrenberg, JH Park, A Pellegrino, F Pelucchi, K Piotrkowski, M Roco, M Rohde, J Roldan, AA Savin, U Schneekloth, W Schulz, F Selonke, B Surrow, E Tassi, T Voss, D Westphal, G Wolf, U Wollmer, C Youngman, AF Zarnecki, W Zeuner, BD Burow, HJ Grabosch, A Meyer, S Schlenstedt, G Barbagli, E Gallo, P Pelfer, G Maccarrone, L Votano, A Bamberger, S Eisenhardt, P Markun, T Trefzger, S Wolfle, JT Bromley, NH Brook, PJ Bussey, AT Doyle, DH Saxon, LE Sinclair, E Strickland, ML Utley, R Waugh, AS Wilson, I Bohnet, N Gendner, U Holm, A MeyerLarsen, H Salehi, K Wick, LK Gladilin, R Klanner, E Lohrmann, G Poelz, W Schott, F Zetsche, TC Bacon, I Butterworth, JE Cole, VL Harris, G Howell, BHY Hung, L Lamberti, KR Long, DB Miller, N Pavel, A Prinias, JK Sedgbeer, D Sideris, AF Whitfield, U Mallik, SM Wang, JT Wu, P Cloth, D Filges, SH An, SB Lee, SW Nam, HS Park, SK Park, F Barreiro, JP Fernandez, R Graciani, JM Hernandez, L Hervas, L Labarga, M Martinez, J delPeso, J Puga, J Terron, JF deTroconiz, F Corriveau, DS Hanna, J Hartmann, LW Hung, JN Lim, WN Murray, A Ochs, M Riveline, DG Stairs, M StLaurent, R Ullmann, T Tsurugai, V Bashkirov, BA Dolgoshein, A Stifutkin, GL Bashindzhagyan, PF Ermolov, YA Golubkov, VD Kobrin, LA Korzhavina, VA Kuzmin, OY Lukina, AS Proskuryakov, LM Shcheglova, AN Solomin, NP Zotov, C Bokel, M Botje, N Brummer, F Chlebana, J Engelen, M deKamps, P Kooijman, A Kruse, A vanSighem, H Tiecke, W Verkerke, J Vossebeld, M Vreeswijk, L Wiggers, E deWolf, D Acosta, B Bylsma, LS Durkin, J Gilmore, CH Ginsburg, CL Kim, TY Ling, P Nylander, TA Romanowski, HE Blaikley, RJ Cashmore, AM CooperSarkar, RCE Devenish, JK Edmonds, N Harnew, M Lancaster, JD McFall, C Nath, VA Noyes, A Quadt, JR Tickner, H Uijterwaal, R Walczak, DS Waters, T Yip, A Bertolin, R Brugnera, R Carlin, F DalCorso, U Dosselli, S Limentani, M Morandin, M Posocco, L Stanco, R Stroili, C Voci, J Bulmahn, RG Feild, BY Oh, JR Okrasinski, JJ Whitmore, G Marini, A Nigro, JC Hart, NA McCubbin, TP Shah, E Barberis, T Dubbs, C Heusch, M VanHook, W Lockman, JT Rahn, HFW Sadrozinski, A Seiden, DC Williams, O Schwarzer, AH Walenta, H Abramowicz, G Briskin, S Dagan, T Doeker, S Kananov, A Levy, T Abe, JI Fleck, M Inuzuka, T Ishii, M Kuze, K Nagano, M Nakao, I Suzuki, K Tokushuku, K Umemori, S Yamada, Y Yamazaki, R Hamatsu, T Hirose, K Homma, S Kitamura, T Matsushita, K Yamauchi, R Cirio, M Costa, MI Ferrero, S Maselli, V Monaco, C Peroni, MC Petrucci, R Sacchi, A Solano, A Staiano, M Dardo, DC Bailey, M Brkic, CP Fagerstroem, GF Hartner, KK Joe, GM Levman, JF Martin, RS Orr, S Polenz, CR Sampson, D Simmons, RJ Teuscher, JM Butterworth, CD Catterall, TW Jones, PB Kaziewicz, JB Lane, RL Saunders, J Shulman, MR Sutton, B Lu, LW Mo, J Ciborowski, G Grzelak, M Kasprzak, K Muchorowski, RJ Nowak, JM Pawlak, R Pawlak, T Tymieniecka, AK Wroblewski, JA Zakrzewski, M Adamus, C Coldewey, Y Eisenberg, D Hochman, U Karshon, D Revel, WF Badgett, D Chapin, R Cross, S Dasu, C Foudas, RJ Loveless, S Mattingly, DD Reeder, WH Smith, A Vaiciulis, M Wodarczyk, S Bhadra, WR Frisken, M Khakzad, WB Schmidke