Search for the rare decay W+/---> pi +/-+ gamma.

Physical review letters 76:16 (1996) 2852-2857

Authors:

F Abe, MG Albrow, SR Amendolia, D Amidei, J Antos, C Anway-Wiese, G Apollinari, H Areti, M Atac, P Auchincloss, F Azfar, P Azzi, N Bacchetta, W Badgett, MW Bailey, J Bao, de Barbaro P, A Barbaro-Galtieri, VE Barnes, BA Barnett, P Bartalini, 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, S Bertolucci, A Bhatti, K Biery, M Binkley, F Bird, D Bisello, RE Blair, C Blocker, A Bodek, W Bokhari, V Bolognesi, D Bortoletto, C Boswell, T Boulos, G Brandenburg, C Bromberg, 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, Y Cen

J/ψ production in pp̄ collisions at √s = 1.8 TeV

Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics 370:1-2 (1996) 239-248

Authors:

S Abachi, B Abbott, M Abolins, BS Acharya, I Adam, DL Adams, M Adams, S Ahn, H Aihara, J Alitti, G Álvarez, GA Alves, E Amidi, N Amos, EW Anderson, SH Aronson, R Astur, RE Avery, A Baden, V Balamurali, J Balderston, B Baldin, J Bantly, JF Bartlett, K Bazizi, J Bendich, SB Beri, I Bertram, VA Bezzubov, PC Bhat, V Bhatnagar, M Bhattacharjee, A Bischoff, N Biswas, G Blazey, S Blessing, P Bloom, A Boehnlein, NI Bojko, F Borcherding, J Borders, C Boswell, A Brandt, R Brock, A Bross, D Buchholz, VS Burtovoi, JM Butler, W Carvalho, D Casey, H Castilla-Valdez, D Chakraborty, SM Chang, SV Chekulaev, LP Chen, W Chen, S Chopra, BC Choudhary, JH Christenson, M Chung, D Claes, AR Clark, WG Cobau, J Cochran, WE Cooper, C Cretsinger, D Cullen-Vidal, MAC Cummings, D Cutts, OI Dahl, K De, M Demarteau, R Demina, K Denisenko, N Denisenko, D Denisov, SP Denisov, HT Diehl, M Diesburg, G di Loreto, R Dixon, P Draper, J Drinkard, Y Ducros, SR Dugad, S Durston-Johnson, D Edmunds, J Ellison, VD Elvira, R Engelmann, S Eno, G Eppley, P Ermolov, OV Eroshin, VN Evdokimov, S Fahey, T Fahland, M Fatyga, MK Fatyga, J Featherly

Abstract:

We have studied J/ψ production in pp̄ collisions at √s = 1.8 TeV with the DØ detector at Fermilab using μ+/μ- data. We have measured the inclusive J/ψ production cross section as a function of J/ψ transverse momentum, pT. For the kinematic range pT > 8 GeV/c and |η\ < 0.6 we obtain σ(pp̄ → J/ψ + X) ·Br(J/ψ → μ+μ-) = 2.08 ± 0.17(stat) ± 0.46(syst) nb. Using the muon impact parameter we have estimated the fraction of J/ψ mesons coming from B meson decays to be fb = 0.35 ± 0.09(stat)±0.10(syst) and inferred the inclusive b production cross section. From the information on the event topology the fraction of nonisolated J/ψ events has been measured to be fnonisol = 0.64 ± 0.08(stat)±0.06(syst). We have also obtained the fraction of J/ψ events resulting from radiative decays of χc states, fχ = 0.32 ± 0.07(stat)±0.07(syst). We discuss the implications of our measurements for charmonium production processes.

Measurement of hadron and lepton-pair production at 130 GeV < s < 140 GeV at LEP

Physics Letters B Elsevier 370:1-2 (1996) 195-210

Authors:

L3 Collaboration, M Acciarri, A Adam, O Adriani, M Aguilar-Benitez, S Ahlen, B Alpat, J Alcaraz, J Allaby, A Aloisio, G Alverson, MG Alviggi, G Ambrosi, H Anderhub, VP Andreev, T Angelescu, D Antreasyan, A Arefiev, T Azemoon, T Aziz, P Bagnaia, L Baksay, RC Ball, S Banerjee, K Banicz, R Barillère, L Barone, P Bartalini, A Baschirotto, M Basile, R Battiston, A Bay, F Becattini, U Becker, F Behner, Gy L Bencze, J Berdugo, P Berges, B Bertucci, BL Betev, M Biasini, A Biland, GM Bilei, JJ Blaising, SC Blyth, GJ Bobbink, R Bock, A Böhm, B Borgia, A Boucham, D Bourilkov, M Bourquin, D Boutigny, E Brambilla, JG Branson, V Brigljevic, IC Brock, A Buijs, A Bujak, JD Burger, WJ Burger, C Burgos, J Busenitz, A Buytenhuijs, XD Cai, M Campanelli, M Capell, G Cara Romeo, M Caria, G Carlino, AM Cartacci, J Casaus, G Castellini, R Castello, F Cavallari, N Cavallo, C Cecchi, M Cerrada, F Cesaroni, M Chamizo, A Chan, YH Chang, UK Chaturvedi, M Chemarin, A Chen, C Chen, G Chen, GM Chen, HF Chen, HS Chen, X Chereau, G Chiefari, CY Chien, MT Choi, L Cifarelli, F Cindolo, C Civinini, I Clare, R Clare, TE Coan, HO Cohn, G Coignet, AP Colijn, N Colino, V Commichau, S Costantini, F Cotorobai, B de la Cruz, TS Dai, R D'Alessandro, R de Asmundis, H De Boeck, A Degré, K Deiters, E Dénes, P Denes, F DeNotaristefani, D DiBitonto, M Diemoz, D van Dierendonck, F Di Lodovico, C Dionisi, M Dittmar, A Dominguez, A Doria, I Dorne, MT Dova, E Drago, D Duchesneau, P Duinker, I Duran, S Dutta, S Easo, Yu Efremenko, H El Mamouni, A Engler, FJ Eppling, FC Erné, JP Ernenwein, P Extermann, R Fabbretti, M Fabre, R Faccini, S Falciano, A Favara, J Fay, M Felcini, T Ferguson, D Fernandez, G Fernandez, F Ferroni, H Fesefeldt, E Fiandrini, JH Field, F Filthaut, PH Fisher, G Forconi, L Fredj, K Freudenreich, M Gailloud, Yu Galaktionov, SN Ganguli, P Garcia-Abia, SS Gau, S Gentile, S Gerald, N Gheordanescu, S Giagu, S Goldfarb, J Goldstein, ZF Gong, E Gonzalez, A Gougas, D Goujon, G Gratta, MW Gruenewald, VK Gupta, A Gurtu, HR Gustafson, LJ Gutay, K Hangarter, B Hartmann, A Hasan, JT He, T Hebbeker, A Hervé, WC van Hoek, H Hofer, H Hoorani, SR Hou, G Hu, MM Ilyas, V Innocente, H Janssen, BN Jin, LW Jones, P de Jong, I Josa-Mutuberria, A Kasser, RA Khan, Yu Kamyshkov, P Kapinos, JS Kapustinsky, Y Karyotakis, M Kaur, MN Kienzle-Focacci, D Kim, JK Kim, SC Kim, YG Kim, WW Kinnison, A Kirkby, D Kirkby, J Kirkby, W Kittel, A Klimentov, AC König, E Koffeman, A Köngeter, V Koutsenko, A Koulbardis, RW Kraemer, T Kramer, W Krenz, H Kuijten, A Kunin, P Ladron de Guevara, G Landi, C Lapoint, K Lassila-Perini, P Laurikainen, M Lebeau, A Lebedev, P Lebrun, P Lecomte, P Lecoq, P Le Coultre, JS Lee, KY Lee, C Leggett, JM Le Goff, R Leiste, M Lenti, E Leonardi, P Levtchenko, C Li, E Lieb, WT Lin, FL Linde, B Lindemann, L Lista, ZA Liu, W Lohmann, E Longo, W Lu, YS Lu, K Lübelsmeyer, C Luci, D Luckey, L Ludovici, L Luminari, W Lustermann, WG Ma, A Macchiolo, M Maity, G Majumder, L Malgeri, A Malinin, C Maña, S Mangla, M Maolinbay, P Marchesini, A Marin, JP Martin, F Marzano, GGG Massaro, K Mazumdar, D McNally, RR McNeil, S Mele, L Merola, M Meschini, WJ Metzger, M von der Mey, Y Mi, A Mihul, AJW van Mil, G Mirabelli, J Mnich, M Möller, B Monteleoni, R Moore, S Morganti, R Mount, S Müller, F Muheim, E Nagy, S Nahn, M Napolitano, F Nessi-Tedaldi, H Newman, A Nippe, H Nowak, G Organtini, R Ostonen, D Pandoulas, S Paoletti, P Paolucci, HK Park, G Pascale, G Passaleva, S Patricelli, T Paul, M Pauluzzi, C Paus, F Pauss, YJ Pei, S Pensotti, D Perret-Gallix, S Petrak, A Pevsner, D Piccolo, M Pieri, JC Pinto, PA Piroué, E Pistolesi, V Plyaskin, M Pohl, V Pojidaev, H Postema, N Produit, R Raghavan, G Rahal-Callot, PG Rancoita, M Rattaggi, G Raven, P Razis, K Read, M Redaelli, D Ren, M Rescigno, S Reucroft, A Ricker, S Riemann, BC Riemers, K Riles, O Rind, S Ro, A Robohm, J Rodin, FJ Rodriguez, BP Roe, S Röhner, L Romero, S Rosier-Lees, Ph Rosselet, W van Rossum, S Roth, JA Rubio, H Rykaczewski, J Salicio, JM Salicio, E Sanchez, A Santocchia, ME Sarakinos, S Sarkar, M Sassowsky, C Schäfer, V Schegelsky, S Schmidt-Kaerst, D Schmitz, P Schmitz, M Schneegans, B Schoeneich, N Scholz, H Schopper, DJ Schotanus, R Schulte, K Schultze, J Schwenke, G Schwering, C Sciacca, PG Seiler, JC Sens, L Servoli, S Shevchenko, N Shivarov, V Shoutko, J Shukla, E Shumilov, T Siedenburg, D Son, A Sopczak, V Soulimov, B Smith, P Spillantini, M Steuer, DP Stickland, F Sticozzi, H Stone, B Stoyanov, A Straessner, K Strauch, K Sudhakar, G Sultanov, LZ Sun, GF Susinno, H Suter, JD Swain, XW Tang, L Tauscher, L Taylor, Samuel CC Ting, SM Ting, O Toker, F Tonisch, M Tonutti, SC Tonwar, J Tóth, A Tsaregorodtsev, C Tully, H Tuchscherer, KL Tung, J Ulbricht, L Urbán, U Uwer, E Valente, RT Van de Walle, I Vetlitsky, G Viertel, M Vivargent, R Völkert, H Vogel, H Vogt, I Vorobiev, AA Vorobyov, An A Vorobyov, L Vuilleumier, M Wadhwa, W Wallraff, JC Wang, XL Wang, YF Wang, ZM Wang, A Weber, R Weill, C Willmott, F Wittgenstein, SX Wu, S Wynhoff, J Xu, ZZ Xu, BZ Yang, CG Yang, XY Yao, JB Ye, SC Yeh, JM You, C Zaccardelli, An Zalite, P Zemp, JY Zeng, Y Zeng, Z Zhang, ZP Zhang, B Zhou, GJ Zhou, Y Zhou, GY Zhu, RY Zhu, A Zichichi, BCC van der Zwaan

Reconstruction of B0-->J/ psi K0S and measurement of ratios of branching ratios involving B-->J/ psi K* and B+-->J/ psi K+

Physical review letters 76:12 (1996) 2015-2020

Authors:

F Abe, MG Albrow, SR Amendolia, D Amidei, J Antos, C Anway-Wiese, G Apollinari, H Areti, M Atac, P Auchincloss, F Azfar, P Azzi, N Bacchetta, W Badgett, MW Bailey, J Bao, de Barbaro P, A Barbaro-Galtieri, VE Barnes, BA Barnett, P Bartalini, 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, S Bertolucci, A Bhatti, K Biery, M Binkley, F Bird, D Bisello, RE Blair, C Blocker, A Bodek, W Bokhari, V Bolognesi, D Bortoletto, C Boswell, T Boulos, G Brandenburg, C Bromberg, 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, Y Cen

Search for gluino and squark cascade decays at the Fermilab tevatron collider.

Physical review letters 76:12 (1996) 2006-2010

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, P Auchincloss, F Azfar, P Azzi-Bacchetta, N Bacchetta, W Badgett, S Bagdasarov, MW Bailey, J Bao, de Barbaro P, A Barbaro-Galtieri, VE Barnes, BA Barnett, 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, A Bhatti, K Biery, M Binkley, D Bisello, RE Blair, C Blocker, A Bodek, W Bokhari, V Bolognesi, D Bortoletto, J Boudreau, L Breccia, C Bromberg, E Buckley-Geer, HS Budd, K Burkett, G Busetto, A Byon-Wagner, KL Byrum, J Cammerata, C Campagnari, M Campbell, A Caner, W Carithers