Search for lepton flavor violating decays of a heavy neutral particle in p(-)p collisions at sqrt[s]=1.8 TeV.
Phys Rev Lett 91:17 (2003) 171602
Authors:
D Acosta, T Affolder, H Akimoto, MG Albrow, D Ambrose, D Amidei, K Anikeev, J Antos, G Apollinari, T Arisawa, A Artikov, T Asakawa, W Ashmanskas, F Azfar, P Azzi-Bacchetta, N Bacchetta, H Bachacou, W Badgett, S Bailey, P de Barbaro, A Barbaro-Galtieri, VE Barnes, BA Barnett, S Baroiant, M Barone, G Bauer, F Bedeschi, S Behari, S Belforte, WH Bell, G Bellettini, J Bellinger, D Benjamin, J Bensinger, A Beretvas, J Berryhill, A Bhatti, M Binkley, D Bisello, M Bishai, RE Blair, C Blocker, K Bloom, B Blumenfeld, SR Blusk, A Bocci, A Bodek, G Bolla, A Bolshov, Y Bonushkin, D Bortoletto, J Boudreau, A Brandl, C Bromberg, M Brozovic, E Brubaker, N Bruner, J Budagov, HS Budd, K Burkett, G Busetto, KL Byrum, S Cabrera, P Calafiura, M Campbell, W Carithers, J Carlson, D Carlsmith, W Caskey, A Castro, D Cauz, A Cerri, L Cerrito, AW Chan, PS Chang, PT Chang, J Chapman, C Chen, YC Chen, M-T Cheng, M Chertok, G Chiarelli, I Chirikov-Zorin, G Chlachidze, F Chlebana, L Christofek, ML Chu, JY Chung, W-H Chung, YS Chung, CI Ciobanu, AG Clark, M Coca, A Connolly, M Convery, J Conway, M Cordelli, J Cranshaw, R Culbertson, D Dagenhart, S D'Auria, S De Cecco, F DeJongh, S Dell'Agnello, M Dell'Orso, S Demers, L Demortier, M Deninno, D De Pedis, PF Derwent, T Devlin, C Dionisi, JR Dittmann, A Dominguez, S Donati, M D'Onofrio, T Dorigo, N Eddy, K Einsweiler, E Engels, R Erbacher, D Errede, S Errede, R Eusebi, Q Fan, S Farrington, RG Feild, JP Fernandez, C Ferretti, RD Field, I Fiori, B Flaugher, LR Flores-Castillo, GW Foster, M Franklin, J Freeman, J Friedman, Y Fukui, I Furic, S Galeotti, A Gallas, M Gallinaro, T Gao, M Garcia-Sciveres, AF Garfinkel, P Gatti, C Gay, DW Gerdes, E Gerstein, S Giagu, P Giannetti, K Giolo, M Giordani, P Giromini, V Glagolev, D Glenzinski, M Gold, N Goldschmidt, J Goldstein, G Gomez, M Goncharov, I Gorelov, AT Goshaw, Y Gotra, K Goulianos, C Green, A Gresele, G Grim, C Grosso-Pilcher, M Guenther, G Guillian, J Guimaraes da Costa, RM Haas, C Haber, SR Hahn, E Halkiadakis, C Hall, T Handa, R Handler, F Happacher, K Hara, AD Hardman, RM Harris, F Hartmann, K Hatakeyama, J Hauser, J Heinrich, A Heiss, M Hennecke, M Herndon, C Hill, A Hocker, KD Hoffman, R Hollebeek, L Holloway, S Hou, BT Huffman, R Hughes, J Huston, J Huth, H Ikeda, C Issever, J Incandela, G Introzzi, M Iori, A Ivanov, J Iwai, Y Iwata, B Iyutin, E James, M Jones, U Joshi, H Kambara, T Kamon, T Kaneko, J Kang, M Karagoz Unel, K Karr, S Kartal, H Kasha, Y Kato, TA Keaffaber, K Kelley, M Kelly, RD Kennedy, R Kephart, D Khazins, T Kikuchi, B Kilminster, BJ Kim, DH Kim, HS Kim, MJ Kim, SB Kim, SH Kim, TH Kim, YK Kim, M Kirby, M Kirk, L Kirsch, S Klimenko, P Koehn, K Kondo, J Konigsberg, A Korn, A Korytov, K Kotelnikov, E Kovacs, J Kroll, M Kruse, V Krutelyov, SE Kuhlmann, K Kurino, T Kuwabara, N Kuznetsova, AT Laasanen, N Lai, S Lami, S Lammel, J Lancaster, M Lancaster, R Lander, K Lannon, A Lath, G Latino, T LeCompte, Y Le, J Lee, SW Lee, N Leonardo, S Leone, JD Lewis, K Li, CS Lin, M Lindgren, TM Liss, JB Liu, T Liu, YC Liu, DO Litvintsev, O Lobban, NS Lockyer, A Loginov, J Loken, M Loreti, D Lucchesi, P Lukens, S Lusin, L Lyons, J Lys, R Madrak, K Maeshima, P Maksimovic, L Malferrari, M Mangano, G Manca, M Mariotti, G Martignon, M Martin, A Martin, V Martin, M Martínez, JAJ Matthews, P Mazzanti, KS McFarland, P McIntyre, M Menguzzato, A Menzione, P Merkel, C Mesropian, A Meyer, T Miao, R Miller, JS Miller, H Minato, S Miscetti, M Mishina, G Mitselmakher, Y Miyazaki, N Moggi, E Moore, R Moore, Y Morita, T Moulik, M Mulhearn, A Mukherjee, T Muller, A Munar, P Murat, S Murgia, J Nachtman, V Nagaslaev, S Nahn, H Nakada, I Nakano, R Napora, F Niell, C Nelson, T Nelson, C Neu, MS Neubauer, D Neuberger, C Newman-Holmes, C-YP Ngan, T Nigmanov, H Niu, L Nodulman, A Nomerotski, SH Oh, YD Oh, T Ohmoto, T Ohsugi, R Oishi, T Okusawa, J Olsen, W Orejudos, C Pagliarone, F Palmonari, R Paoletti, V Papadimitriou, D Partos, J Patrick, G Pauletta, M Paulini, T Pauly, C Paus, D Pellett, A Penzo, L Pescara, TJ Phillips, G Piacentino, J Piedra, KT Pitts, A Pompos, L Pondrom, G Pope, T Pratt, F Prokoshin, J Proudfoot, F Ptohos, O Pukhov, G Punzi, J Rademacker, A Rakitine, F Ratnikov, H Ray, D Reher, A Reichold, P Renton, M Rescigno, A Ribon, W Riegler, F Rimondi, L Ristori, M Riveline, WJ Robertson, T Rodrigo, S Rolli, L Rosenson, R Roser, R Rossin, C Rott, A Roy, A Ruiz, D Ryan, A Safonov, R St Denis, WK Sakumoto, D Saltzberg, C Sanchez, A Sansoni, L Santi, S Sarkar, H Sato, P Savard, A Savoy-Navarro, P Schlabach, EE Schmidt, MP Schmidt, M Schmitt, L Scodellaro, A Scott, A Scribano, A Sedov, S Seidel, Y Seiya, A Semenov, F Semeria, T Shah, MD Shapiro, PF Shepard, T Shibayama, M Shimojima, M Shochet, A Sidoti, J Siegrist, A Sill, P Sinervo, P Singh, AJ Slaughter, K Sliwa, FD Snider, R Snihur, A Solodsky, T Speer, M Spezziga, P Sphicas, F Spinella, M Spiropulu, L Spiegel, J Steele, A Stefanini, J Strologas, F Strumia, D Stuart, A Sukhanov, K Sumorok, T Suzuki, T Takano, R Takashima, K Takikawa, P Tamburello, M Tanaka, B Tannenbaum, M Tecchio, RJ Tesarek, PK Teng, K Terashi, S Tether, J Thom, AS Thompson, E Thomson, R Thurman-Keup, P Tipton, S Tkaczyk, D Toback, K Tollefson, D Tonelli, M Tonnesmann, H Toyoda, W Trischuk, JF de Troconiz, J Tseng, D Tsybychev, N Turini, F Ukegawa, T Unverhau, T Vaiciulis, J Valls, A Varganov, E Vataga, S Vejcik, G Velev, G Veramendi, R Vidal, I Vila, R Vilar, I Volobouev, M von der Mey, D Vucinic, RG Wagner, RL Wagner, W Wagner, NB Wallace, Z Wan, C Wang, MJ Wang, SM Wang, B Ward, S Waschke, T Watanabe, D Waters, T Watts, M Weber, H Wenzel, WC Wester, B Whitehouse, AB Wicklund, E Wicklund, T Wilkes, HH Williams, P Wilson, BL Winer, D Winn, S Wolbers, D Wolinski, J Wolinski, S Wolinski, M Wolter, S Worm, X Wu, F Würthwein, J Wyss, UK Yang, W Yao, GP Yeh, P Yeh, K Yi, J Yoh, C Yosef, T Yoshida, I Yu, S Yu, Z Yu, JC Yun, L Zanello, A Zanetti, F Zetti, S Zucchelli, CDF CollaborationAbstract:
We report on a search for a high mass, narrow width particle that decays directly to emu, etau, or microtau. We use approximately 110 pb(-1) of data collected with the Collider Detector at Fermilab from 1992 to 1995. No evidence of lepton flavor violating decays is found. Limits are set on the production and decay of sneutrinos with R-parity violating interactions.Central pseudorapidity gaps in events with a leading antiproton at the fermilab tevatron pp collider.
Phys Rev Lett 91:1 (2003) 011802
Authors:
D Acosta, T Affolder, H Akimoto, MG Albrow, D Ambrose, D Amidei, K Anikeev, J Antos, G Apollinari, T Arisawa, A Artikov, T Asakawa, W Ashmanskas, F Azfar, P Azzi-Bacchetta, N Bacchetta, H Bachacou, W Badgett, S Bailey, P De Barbaro, A Barbaro-Galtieri, VE Barnes, BA Barnett, S Baroiant, M Barone, G Bauer, F Bedeschi, S Behari, S Belforte, WH Bell, G Bellettini, J Bellinger, D Benjamin, J Bensinger, A Beretvas, J Berryhill, A Bhatti, M Binkley, D Bisello, M Bishai, RE Blair, C Blocker, K Bloom, B Blumenfeld, SR Blusk, A Bocci, A Bodek, G Bolla, A Bolshov, Y Bonushkin, D Bortoletto, J Boudreau, A Brandl, C Bromberg, M Brozovic, E Brubaker, N Bruner, J Budagov, HS Budd, K Burkett, G Busetto, KL Byrum, S Cabrera, P Calafiura, M Campbell, W Carithers, J Carlson, D Carlsmith, W Caskey, A Castro, D Cauz, A Cerri, L Cerrito, AW Chan, PS Chang, PT Chang, J Chapman, C Chen, YC Chen, M-T Cheng, M Chertok, G Chiarelli, I Chirikov-Zorin, G Chlachidze, F Chlebana, L Christofek, ML Chu, JY Chung, W-H Chung, YS Chung, CI Ciobanu, AG Clark, M Coca, AP Colijn, A Connolly, M Convery, J Conway, M Cordelli, J Cranshaw, R Culbertson, D Dagenhart, S D'Auria, S De Cecco, F DeJongh, S Dell'Agnello, M Dell'Orso, S Demers, L Demortier, M Deninno, D De Pedis, PF Derwent, T Devlin, C Dionisi, JR Dittmann, A Dominguez, S Donati, M D'Onofrio, T Dorigo, N Eddy, K Einsweiler, E Engels, R Erbacher, D Errede, S Errede, R Eusebi, Q Fan, H-C Fang, S Farrington, RG Feild, JP Fernandez, C Ferretti, RD Field, I Fiori, B Flaugher, LR Flores-Castillo, GW Foster, M Franklin, J Freeman, J Friedman, Y Fukui, I Furic, S Galeotti, A Gallas, M Gallinaro, T Gao, M Garcia-Sciveres, AF Garfinkel, P Gatti, C Gay, DW Gerdes, E Gerstein, S Giagu, P Giannetti, K Giolo, M Giordani, V Glagolev, D Glenzinski, M Gold, N Goldschmidt, J Goldstein, G Gomez, M Goncharov, I Gorelov, AT Goshaw, Y Gotra, K Goulianos, C Green, A Gresele, G Grim, C Grosso-Pilcher, M Guenther, G Guillian, J Guimaraes Da Costa, RM Haas, C Haber, SR Hahn, E Halkiadakis, C Hall, T Handa, R Handler, F Happacher, K Hara, AD Hardman, RM Harris, F Hartmann, K Hatakeyama, J Hauser, J Heinrich, A Heiss, M Hennecke, M Herndon, C Hill, A Hocker, KD Hoffman, R Hollebeek, L Holloway, S Hou, BT Huffman, R Hughes, J Huston, J Huth, H Ikeda, C Issever, J Incandela, G Introzzi, M Iori, A Ivanov, J Iwai, Y Iwata, B Iyutin, E James, M Jones, U Joshi, H Kambara, T Kamon, T Kaneko, J Kang, M Karagoz Unel, K Karr, S Kartal, H Kasha, Y Kato, TA Keaffaber, K Kelley, M Kelly, RD Kennedy, R Kephart, D Khazins, T Kikuchi, B Kilminster, BJ Kim, DH Kim, HS Kim, MJ Kim, SB Kim, SH Kim, TH Kim, YK Kim, M Kirby, M Kirk, L Kirsch, S Klimenko, P Koehn, K Kondo, J Konigsberg, A Korn, A Korytov, K Kotelnikov, E Kovacs, J Kroll, M Kruse, V Krutelyov, SE Kuhlmann, K Kurino, T Kuwabara, N Kuznetsova, AT Laasanen, N Lai, S Lami, S Lammel, J Lancaster, K Lannon, M Lancaster, R Lander, A Lath, G Latino, T LeCompte, Y Le, J Lee, SW Lee, N Leonardo, S Leone, JD Lewis, K Li, CS Lin, M Lindgren, TM Liss, JB Liu, T Liu, YC Liu, DO Litvintsev, O Lobban, NS Lockyer, A Loginov, J Loken, M Loreti, D Lucchesi, P Lukens, S Lusin, L Lyons, J Lys, R Madrak, K Maeshima, P Maksimovic, L Malferrari, M Mangano, G Manca, M Mariotti, G Martignon, M Martin, A Martin, V Martin, M Martínez, JAJ Matthews, P Mazzanti, KS McFarland, P McIntyre, M Menguzzato, A Menzione, P Merkel, C Mesropian, A Meyer, T Miao, R Miller, JS Miller, H Minato, S Miscetti, M Mishina, G Mitselmakher, Y Miyazaki, N Moggi, E Moore, R Moore, Y Morita, T Moulik, M Mulhearn, A Mukherjee, T Muller, A Munar, P Murat, S Murgia, J Nachtman, V Nagaslaev, S Nahn, H Nakada, I Nakano, R Napora, F Niell, C Nelson, T Nelson, C Neu, MS Neubauer, D Neuberger, C Newman-Holmes, C-YP Ngan, T Nigmanov, H Niu, L Nodulman, A Nomerotski, SH Oh, YD Oh, T Ohmoto, T Ohsugi, R Oishi, T Okusawa, J Olsen, W Orejudos, C Pagliarone, F Palmonari, R Paoletti, V Papadimitriou, D Partos, J Patrick, G Pauletta, M Paulini, T Pauly, C Paus, D Pellett, A Penzo, L Pescara, TJ Phillips, G Piacentino, J Piedra, KT Pitts, A Pompos, L Pondrom, G Pope, T Pratt, F Prokoshin, J Proudfoot, F Ptohos, O Pukhov, G Punzi, J Rademacker, A Rakitine, F Ratnikov, H Ray, D Reher, A Reichold, P Renton, M Rescigno, A Ribon, W Riegler, F Rimondi, L Ristori, WJ Robertson, T Rodrigo, S Rolli, L Rosenson, R Roser, R Rossin, C Rott, A Roy, A Ruiz, D Ryan, A Safonov, R St Denis, WK Sakumoto, D Saltzberg, C Sanchez, A Sansoni, L Santi, S Sarkar, H Sato, A Savoy-Navarro, P Schlabach, EE Schmidt, MP Schmidt, M Schmitt, L Scodellaro, A Scott, A Scribano, A Sedov, S Seidel, Y Seiya, A Semenov, F Semeria, T Shah, MD Shapiro, PF Shepard, T Shibayama, M Shimojima, M Shochet, A Sidoti, J Siegrist, A Sill, P Singh, AJ Slaughter, K Sliwa, FD Snider, R Snihur, A Solodsky, J Spalding, T Speer, M Spezziga, P Sphicas, F Spinella, M Spiropulu, L Spiegel, J Steele, A Stefanini, J Strologas, F Strumia, D Stuart, A Sukhanov, K Sumorok, T Suzuki, T Takano, R Takashima, K Takikawa, P Tamburello, M Tanaka, B Tannenbaum, M Tecchio, RJ Tesarek, PK Teng, K Terashi, S Tether, J Thom, AS Thompson, E Thomson, R Thurman-Keup, P Tipton, S Tkaczyk, D Toback, K Tollefson, D Tonelli, M Tonnesmann, H Toyoda, JF De Troconiz, J Tseng, D Tsybychev, N Turini, F Ukegawa, T Unverhau, T Vaiciulis, J Valls, A Varganov, E Vataga, S Vejcik, G Velev, G Veramendi, R Vidal, I Vila, R Vilar, I Volobouev, M Von Der Mey, D Vucinic, RG Wagner, RL Wagner, W Wagner, NB Wallace, Z Wan, C Wang, MJ Wang, SM Wang, B Ward, S Waschke, T Watanabe, D Waters, T Watts, M Weber, H Wenzel, WC Wester, B Whitehouse, AB Wicklund, E Wicklund, T Wilkes, HH Williams, P Wilson, BL Winer, D Winn, S Wolbers, D Wolinski, J Wolinski, S Wolinski, M Wolter, S Worm, X Wu, F Würthwein, J Wyss, UK Yang, W Yao, GP Yeh, P Yeh, K Yi, J Yoh, C Yosef, T Yoshida, I Yu, S Yu, Z Yu, JC Yun, L Zanello, A Zanetti, F Zetti, S Zucchelli, CDF CollaborationAbstract:
We report a measurement of the fraction of events with a large pseudorapidity gap deltaeta within the pseudorapidity region available to the proton dissociation products X in p+p-->p+X. For a final state p of fractional momentum loss xi(p) and 4-momentum transfer squared t(p) within 0.06Search for the supersymmetric partner of the top quark in dilepton events from pp collisions at square root of s=1.8 TeV.
Phys Rev Lett 90:25 Pt 1 (2003) 251801
Authors:
D Acosta, T Affolder, H Akimoto, MG Albrow, D Ambrose, D Amidei, K Anikeev, J Antos, G Apollinari, T Arisawa, A Artikov, T Asakawa, W Ashmanskas, F Azfar, P Azzi-Bacchetta, N Bacchetta, H Bachacou, W Badgett, S Bailey, P e Barbaro, A Barbaro-Galtieri, VE Barnes, BA Barnett, S Baroiant, M Barone, G Bauer, F Bedeschi, S Behari, S Belforte, WH Bell, G Bellettini, J Bellinger, D Benjamin, J Bensinger, A Beretvas, J Berryhill, A Bhatti, M Binkley, D Bisello, M Bishai, RE Blair, C Blocker, K Bloom, B Blumenfeld, SR Blusk, A Bocci, A Bodek, G Bolla, A Bolshov, Y Bonushkin, D Bortoletto, J Boudreau, A Brandl, C Bromberg, M Brozovic, E Brubaker, N Bruner, J Budagov, HS Budd, K Burkett, G Busetto, KL Byrum, S Cabrera, P Calafiura, M Campbell, W Carithers, J Carlson, D Carlsmith, W Caskey, A Castro, D Cauz, A Cerri, L Cerrito, AW Chan, PS Chang, PT Chang, J Chapman, C Chen, YC Chen, M-T Cheng, M Chertok, G Chiarelli, I Chirikov-Zorin, G Chlachidze, F Chlebana, L Christofek, ML Chu, JY Chung, W-H Chung, YS Chung, CI Ciobanu, AG Clark, M Coca, AP Colijn, A Connolly, M Convery, J Conway, M Cordelli, J Cranshaw, R Culbertson, D Dagenhart, S D'Auria, S De Cecco, F DeJongh, S Dell'Agnello, M Dell'Orso, S Demers, L Demortier, M Deninno, D De Pedis, PF Derwent, T Devlin, C Dionisi, JR Dittmann, A Dominguez, S Donati, M D'Onofrio, T Dorigo, N Eddy, K Einsweiler, E Engels, R Erbacher, D Errede, S Errede, R Eusebi, Q Fan, S Farrington, RG Feild, JP Fernandez, C Ferretti, RD Field, I Fiori, B Flaugher, LR Flores-Castillo, GW Foster, M Franklin, J Freeman, J Friedman, Y Fukui, I Furic, S Galeotti, A Gallas, M Gallinaro, T Gao, M Garcia-Sciveres, AF Garfinkel, P Gatti, C Gay, DW Gerdes, E Gerstein, S Giagu, P Giannetti, K Giolo, M Giordani, P Giromini, V Glagolev, D Glenzinski, M Gold, N Goldschmidt, J Goldstein, G Gomez, M Goncharov, I Gorelov, AT Goshaw, Y Gotra, K Goulianos, C Green, A Gresele, G Grim, C Grosso-Pilcher, M Guenther, G Guillian, J Guimaraes da Costa, RM Haas, C Haber, SR Hahn, E Halkiadakis, C Hall, T Handa, R Handler, F Happacher, K Hara, AD Hardman, RM Harris, F Hartmann, K Hatakeyama, J Hauser, J Heinrich, A Heiss, M Hennecke, M Herndon, C Hill, A Hocker, KD Hoffman, R Hollebeek, L Holloway, S Hou, BT Huffman, R Hughes, J Huston, J Huth, H Ikeda, C Issever, J Incandela, G Introzzi, M Iori, A Ivanov, J Iwai, Y Iwata, B Iyutin, E James, M Jones, U Joshi, H Kambara, T Kamon, T Kaneko, J Kang, M Karagoz Unel, K Karr, S Kartal, H Kasha, Y Kato, TA Keaffaber, K Kelley, M Kelly, RD Kennedy, R Kephart, D Khazins, T Kikuchi, B Kilminster, BJ Kim, DH Kim, HS Kim, MJ Kim, SB Kim, SH Kim, TH Kim, YK Kim, M Kirby, M Kirk, L Kirsch, S Klimenko, P Koehn, K Kondo, J Konigsberg, A Korn, A Korytov, K Kotelnikov, E Kovacs, J Kroll, M Kruse, V Krutelyov, SE Kuhlmann, K Kurino, T Kuwabara, N Kuznetsova, AT Laasanen, N Lai, S Lami, S Lammel, J Lancaster, K Lannon, M Lancaster, R Lander, A Lath, G Latino, T LeCompte, Y Le, J Lee, SW Lee, N Leonardo, S Leone, JD Lewis, K Li, CS Lin, M Lindgren, TM Liss, JB Liu, T Liu, YC Liu, DO Litvintsev, O Lobban, NS Lockyer, A Loginov, J Loken, M Loreti, D Lucchesi, P Lukens, S Lusin, L Lyons, J Lys, R Madrak, K Maeshima, P Maksimovic, L Malferrari, M Mangano, G Manca, M Mariotti, G Martignon, M Martin, A Martin, V Martin, M Martínez, JAJ Matthews, P Mazzanti, KS McFarland, P McIntyre, M Menguzzato, A Menzione, P Merkel, C Mesropian, A Meyer, T Miao, R Miller, JS Miller, H Minato, S Miscetti, M Mishina, G Mitselmakher, Y Miyazaki, N Moggi, E Moore, R Moore, Y Morita, T Moulik, M Mulhearn, A Mukherjee, T Muller, A Munar, P Murat, S Murgia, J Nachtman, V Nagaslaev, S Nahn, H Nakada, I Nakano, R Napora, F Niell, C Nelson, T Nelson, C Neu, MS Neubauer, D Neuberger, C Newman-Holmes, C-YP Ngan, T Nigmanov, H Niu, L Nodulman, A Nomerotski, SH Oh, YD Oh, T Ohmoto, T Ohsugi, R Oishi, T Okusawa, J Olsen, W Orejudos, C Pagliarone, F Palmonari, R Paoletti, V Papadimitriou, D Partos, J Patrick, G Pauletta, M Paulini, T Pauly, C Paus, D Pellett, A Penzo, L Pescara, TJ Phillips, G Piacentino, J Piedra, KT Pitts, A Pompos, L Pondrom, G Pope, T Pratt, F Prokoshin, J Proudfoot, F Ptohos, O Pukhov, G Punzi, J Rademacker, A Rakitine, F Ratnikov, H Ray, D Reher, A Reichold, P Renton, M Rescigno, A Ribon, W Riegler, F Rimondi, L Ristori, M Riveline, WJ Robertson, T Rodrigo, S Rolli, L Rosenson, R Roser, R Rossin, C Rott, A Roy, A Ruiz, D Ryan, A Safonov, R St Denis, WK Sakumoto, D Saltzberg, C Sanchez, A Sansoni, L Santi, S Sarkar, H Sato, P Savard, A Savoy-Navarro, P Schlabach, EE Schmidt, MP Schmidt, M Schmitt, L Scodellaro, A Scott, A Scribano, A Sedov, S Seidel, Y Seiya, A Semenov, F Semeria, T Shah, MD Shapiro, PF Shepard, T Shibayama, M Shimojima, M Shochet, A Sidoti, J Siegrist, A Sill, P Sinervo, P Singh, AJ Slaughter, K Sliwa, FD Snider, R Snihur, A Solodsky, J Spalding, T Speer, M Spezziga, P Sphicas, F Spinella, M Spiropulu, L Spiegel, J Steele, A Stefanini, J Strologas, F Strumia, D Stuart, A Sukhanov, K Sumorok, T Suzuki, T Takano, R Takashima, K Takikawa, P Tamburello, M Tanaka, B Tannenbaum, M Tecchio, RJ Tesarek, PK Teng, K Terashi, S Tether, J Thom, AS Thompson, E Thomson, R Thurman-Keup, P Tipton, S Tkaczyk, D Toback, K Tollefson, D Tonelli, M Tonnesmann, H Toyoda, W Trischuk, JF de Troconiz, J Tseng, D Tsybychev, N Turini, F Ukegawa, T Unverhau, T Vaiciulis, J Valls, A Varganov, E Vataga, S Vejcik, G Velev, G Veramendi, R Vidal, I Vila, R Vilar, I Volobouev, M von der Mey, D Vucinic, RG Wagner, RL Wagner, W Wagner, NB Wallace, Z Wan, C Wang, MJ Wang, SM Wang, B Ward, S Waschke, T Watanabe, D Waters, T Watts, M Weber, H Wenzel, WC Wester, B Whitehouse, AB Wicklund, E Wicklund, T Wilkes, HH Williams, P Wilson, BL Winer, D Winn, S Wolbers, D Wolinski, J Wolinski, S Wolinski, M Wolter, S Worm, X Wu, F Würthwein, J Wyss, UK Yang, W Yao, GP Yeh, P Yeh, K Yi, J Yoh, C Yosef, T Yoshida, I Yu, S Yu, Z Yu, JC Yun, L Zanello, A Zanetti, F Zetti, S Zucchelli, CDF CollaborationAbstract:
We have searched for pair production of the supersymmetric partner of the top quark (stop) in 107 pb(-1) of pp collisions at square root of s=1.8 TeV collected by the Collider Detector at Fermilab (CDF). Each stop is assumed to decay into a lepton, bottom quark, and supersymmetric neutrino. Such a scenario would give rise to events with two leptons, two hadronic jets, and a substantial imbalance of transverse energy. No evidence of such a stop signal has been found. We exclude stop masses in the region (80=m(t)=135 GeV/c(2)) in the mass plane of stop versus sneutrino.Isolated electrons and muons in events with missing transverse momentum at HERA
PHYSICS LETTERS B 561:3-4 (2003) 241-257
Authors:
V Andreev, B Andrieu, T Anthonis, A Astvatsatourov, A Babaev, J Bähr, P Baranov, E Barrelet, W Bartel, S Baumgartner, J Becker, M Beckingham, A Beglarian, O Behnke, A Belousov, C Berger, T Berndt, JC Bizot, J Böhme, V Boudry, J Bracinik, W Braunschweig, V Brisson, HB Bröker, DP Brown, D Bruncko, FW Büsser, A Bunyatyan, A Burrage, G Buschhorn, L Bystritskaya, AJ Campbell, S Caron, F Cassol-Brunner, V Chekelian, D Clarke, C Collard, JG Contreras, YR Coppens, JA Coughlan, MC Cousinou, BE Cox, G Cozzika, J Cvach, JB Dainton, WD Dau, K Daum, M Davidsson, B Delcourt, N Delerue, R Demirchyan, A De Roeck, EA De Wolf, C Diaconu, J Dingfelder, P Dixon, V Dodonov, JD Dowell, A Dubak, C Duprel, G Eckerlin, D Eckstein, V Efremenko, S Egli, R Eichler, F Eisele, M Ellerbrock, E Elsen, M Erdmann, W Erdmann, PJW Faulkner, L Favart, A Fedotov, R Felst, J Ferencei, S Ferron, M Fleischer, P Fleischmann, YH Fleming, G Flucke, G Flügge, A Fomenko, I Foresti, J Formánek, G Franke, G Frising, E Gabathuler, K Gabathuler, J Garvey, J Gassner, J Gayler, R Gerhards, C Gerlich, S Ghazaryan, L Goerlich, N Gogitidze, S Gorbounov, C Grab, V Grabski, H Grässler, T Greenshaw, G Grindhammer, D Haidt, L Hajduk, J Haller, B Heinemann, G Heinzelmann, RCW Henderson, H Henschel, O Henshaw, R Heremans, G Herrera, I Herynek, M Hildebrandt, M Hilgers, KH Hiller, J Hladky, P Höting, D Hoffmann, R Horisberger, A Hovhannisyan, M Ibbotson, Ç Issever, M Jacquet, M Jaffre, L Janauschek, X Janssen, V Jemanov, L Jönsson, C Johnson, DP Johnson, MAS Jones, H Jung, D Kant, M Kapichine, M Karlsson, O Karschnick, J Katzy, F Keil, N Keller, J Kennedy, IR Kenyon, C Kiesling, P Kjellberg, M Klein, C Kleinwort, T Kluge, G Knies, B Koblitz, SD Kolya, V Korbel, P Kostka, R Koutouev, A Koutov, J Kroseberg, K Krüger, J Kueckens, T Kuhr, MPJ Landon, W Lange, T Lastovicka, P Laycock, A Lebedev, B Leissner, R Lemrani, V Lendermann, S Levonian, B List, E Lobodzinska, B Lobodzinski, N Loktionova, V Lubimov, S Lüders, D Lüke, L Lytkin, N Malden, E Malinovski, S Mangano, P Marage, J Marks, R Marshall, HU Martyn, J Martyniak, SJ Maxfield, D Meer, A Mehta, K Meier, AB Meyer, H Meyer, J Meyer, S Michine, S Mikocki, D Milstead, S Mohrdieck, MN Mondragon, F Moreau, A Morozov, JV Morris, K Müller, P Murín, V Nagovizin, B Naroska, J Naumann, T Naumann, PR Newman, F Niebergall, C Niebuhr, G Nowak, M Nozicka, B Olivier, JE Olsson, D Ozerov, V Panassik, C Pascaud, GD Patel, M Peez, E Perez, A Petrukhin, JP Phillips, D Pitzl, R Pöschl, I Potachnikova, B Povh, J Rauschenberger, P Reimer, B Reisert, C Risler, E Rizvi, P Robmann, R Roosen, A Rostovtsev, S Rusakov, K Rybicki, DPC Sankey, E Sauvan, S Schätzel, J Scheins, FP Schilling, P Schleper, D Schmidt, D Schmidt, S Schmidt, S Schmitt, M Schneider, L Schoeffel, A Schöning, T Schörner-Sadenius, V Schröder, HC Schultz-Coulon, C Schwanenberger, K Sedlák, F Sefkow, I Sheviakov, LN Shtarkov, Y Sirois, T Sloan, P Smirnov, Y Soloviev, D South, V Spaskov, A Specka, H Spitzer, R Stamen, B Stella, J Stiewe, I Strauch, U Straumann, S Tchetchelnitski, G Thompson, PD Thompson, F Tomasz, D Traynor, P Truöl, G Tsipolitis, I Tsurin, J Turnau, JE Turney, E Tzamariudaki, A Uraev, M Urban, A Usik, S Valkár, A Valkárová, C Vallée, P Van Mechelen, AV Trevino, S Vassiliev, Y Vazdik, C Veelken, A Vest, A Vichnevski, V Volchinski, K Wacker, J Wagner, R Wallny, B Waugh, G Weber, R Weber, D Wegener, C Werner, N Werner, M Wessels, B Wessling, M Winde, GG Winter, C Wissing, EE Woehrling, E Wünsch, AC Wyatt, J Zácek, J Zálesák, Z Zhang, A Zhokin, F Zomer, M zur NeddenMeasurement and QCD analysis of neutral and charged current cross sections at HERA
EUROPEAN PHYSICAL JOURNAL C 30:1 (2003) 1-32