First measurement of the forward-backward asymmetry in bottom-quark pair production at high mass

(2015)

Authors:

CDF Collaboration, T Aaltonen, S Amerio, D Amidei, A Anastassov, A Annovi, J Antos, G Apollinari, JA Appel, T Arisawa, A Artikov, J Asaadi, W Ashmanskas, B Auerbach, A Aurisano, F Azfar, W Badgett, T Bae, A Barbaro-Galtieri, VE Barnes, BA Barnett, P Barria, P Bartos, M Bauce, F Bedeschi, S Behari, G Bellettini, J Bellinger, D Benjamin, A Beretvas, A Bhatti, KR Bland, B Blumenfeld, A Bocci, A Bodek, D Bortoletto, J Boudreau, A Boveia, L Brigliadori, C Bromberg, E Brucken, J Budagov, HS Budd, K Burkett, G Busetto, P Bussey, P Butti, A Buzatu, A Calamba, S Camarda, M Campanelli, F Canelli, B Carls, D Carlsmith, R Carosi, S Carrillo, B Casal, M Casarsa, A Castro, P Catastini, D Cauz, V Cavaliere, A Cerri, L Cerrito, YC Chen, M Chertok, G Chiarelli, G Chlachidze, K Cho, D Chokheli, A Clark, C Clarke, ME Convery, J Conway, M Corbo, M Cordelli, CA Cox, DJ Cox, M Cremonesi, D Cruz, J Cuevas, R Culbertson, N d'Ascenzo, M Datta, P de Barbaro, L Demortier, L Marchese, M Deninno, F Devoto, M D'Errico, A Di Canto, B Di Ruzza, JR Dittmann, M D'Onofrio, S Donati, M Dorigo, A Driutti, K Ebina, R Edgar, A Elagin, R Erbacher, S Errede, B Esham, S Farrington, JP Fernández Ramos, R Field, G Flanagan, R Forrest, M Franklin, JC Freeman, H Frisch, Y Funakoshi, C Galloni, AF Garfinkel, P Garosi, H Gerberich, E Gerchtein, S Giagu, V Giakoumopoulou, K Gibson, CM Ginsburg, N Giokaris, P Giromini, V Glagolev, D Glenzinski, M Gold, D Goldin, A Golossanov, G Gomez, G Gomez-Ceballos, M Goncharov, O González López, I Gorelov, AT Goshaw, K Goulianos, E Gramellini, C Grosso-Pilcher, RC Group, J Guimaraes da Costa, SR Hahn, JY Han, F Happacher, K Hara, M Hare, RF Harr, T Harrington-Taber, K Hatakeyama, C Hays, J Heinrich, M Herndon, A Hocker, Z Hong, W Hopkins, S Hou, RE Hughes, U Husemann, M Hussein, J Huston, G Introzzi, M Iori, A Ivanov, E James, D Jang, B Jayatilaka, EJ Jeon, S Jindariani, M Jones, KK Joo, SY Jun, TR Junk, M Kambeitz, T Kamon, PE Karchin, A Kasmi, Y Kato, W Ketchum, J Keung, B Kilminster, DH Kim, HS Kim, JE Kim, MJ Kim, SB Kim, SH Kim, YK Kim, YJ Kim, N Kimura, M Kirby, K Knoepfel, K Kondo, DJ Kong, J Konigsberg, AV Kotwal, M Kreps, J Kroll, M Kruse, T Kuhr, M Kurata, AT Laasanen, S Lammel, M Lancaster, K Lannon, G Latino, HS Lee, JS Lee, S Leo, S Leone, JD Lewis, A Limosani, E Lipeles, A Lister, H Liu, Q Liu, T Liu, S Lockwitz, A Loginov, A Lucà, D Lucchesi, J Lueck, P Lujan, P Lukens, G Lungu, J Lys, R Lysak, R Madrak, P Maestro, S Malik, G Manca, A Manousakis-Katsikakis, F Margaroli, P Marino, K Matera, ME Mattson, A Mazzacane, P Mazzanti, R McNulty, A Mehta, P Mehtala, C Mesropian, T Miao, D Mietlicki, A Mitra, H Miyake, S Moed, N Moggi, CS Moon, R Moore, MJ Morello, A Mukherjee, Th Muller, P Murat, M Mussini, J Nachtman, Y Nagai, J Naganoma, I Nakano, A Napier, J Nett, C Neu, T Nigmanov, L Nodulman, SY Noh, O Norniella, L Oakes, SH Oh, YD Oh, I Oksuzian, T Okusawa, R Orava, L Ortolan, C Pagliarone, E Palencia, P Palni, V Papadimitriou, W Parker, G Pauletta, M Paulini, C Paus, TJ Phillips, G Piacentino, E Pianori, J Pilot, K Pitts, C Plager, L Pondrom, S Poprocki, K Potamianos, F Prokoshin, A Pranko, F Ptohos, G Punzi, I Redondo Fernández, P Renton, M Rescigno, F Rimondi, L Ristori, A Robson, T Rodriguez, S Rolli, M Ronzani, R Roser, JL Rosner, F Ruffini, A Ruiz, J Russ, V Rusu, WK Sakumoto, Y Sakurai, L Santi, K Sato, V Saveliev, A Savoy-Navarro, P Schlabach, EE Schmidt, T Schwarz, L Scodellaro, F Scuri, S Seidel, Y Seiya, A Semenov, F Sforza, SZ Shalhout, T Shears, PF Shepard, M Shimojima, M Shochet, I Shreyber-Tecker, A Simonenko, K Sliwa, JR Smith, FD Snider, V Sorin, H Song, M Stancari, R St Denis, D Stentz, J Strologas, Y Sudo, A Sukhanov, I Suslov, K Takemasa, Y Takeuchi, J Tang, M Tecchio, PK Teng, J Thom, E Thomson, V Thukral, D Toback, S Tokar, K Tollefson, T Tomura, D Tonelli, S Torre, D Torretta, P Totaro, M Trovato, F Ukegawa, S Uozumi, F Vázquez, G Velev, C Vellidis, C Vernieri, M Vidal, R Vilar, J Vizán, M Vogel, G Volpi, P Wagner, R Wallny, SM Wang, D Waters, WC Wester, D Whiteson, AB Wicklund, S Wilbur, HH Williams, JS Wilson, P Wilson, BL Winer, P Wittich, S Wolbers, H Wolfe, T Wright, X Wu, Z Wu, K Yamamoto, D Yamato, T Yang, UK Yang, YC Yang, W-M Yao, GP Yeh, K Yi, J Yoh, K Yorita, T Yoshida, GB Yu, I Yu, AM Zanetti, Y Zeng, C Zhou, S Zucchelli

Search for scalar charm quark pair production in pp collisions at sqrt[s]=8  TeV with the ATLAS detector

Physical Review Letters American Physical Society 114:16 (2015) 161801-161801

Authors:

SJ Kahn, M Kagan, H Kagan, CW Charles William, E Kajomovitz, A Kamenshchikov, S Kama, M Kaneda, S Kaneti, N Kanaya, VA Kantserov, J Kanzaki, B Kaplan, A Kapliy, K Karakostas, D Kar, N Karastathis, A Karamaoun, MJ Kareem, M Karnevskiy, ZM Karpova, V Kartvelishvili, K Karthik, AN Karyukhin

Abstract:

The results of a dedicated search for pair production of scalar partners of charm quarks are reported. The search is based on an integrated luminosity of 20.3  fb^{-1} of pp collisions at sqrt[s]=8  TeV recorded with the ATLAS detector at the LHC. The search is performed using events with large missing transverse momentum and at least two jets, where the two leading jets are each tagged as originating from c quarks. Events containing isolated electrons or muons are vetoed. In an R-parity-conserving minimal supersymmetric scenario in which a single scalar-charm state is kinematically accessible, and where it decays exclusively into a charm quark and a neutralino, 95% confidence-level upper limits are obtained in the scalar-charm-neutralino mass plane such that, for neutralino masses below 200 GeV, scalar-charm masses up to 490 GeV are excluded.

Search for a pseudoscalar boson decaying into a Z boson and the 125 GeV Higgs boson in llbb final states

ArXiv 1504.0471 (2015)

Tevatron Constraints on Models of the Higgs Boson with Exotic Spin and Parity Using Decays to Bottom-Antibottom Quark Pairs

Physical Review Letters American Physical Society (APS) 114:15 (2015) 151802

Authors:

T Aaltonen, VM Abazov, B Abbott, BS Acharya, M Adams, T Adams, JP Agnew, GD Alexeev, G Alkhazov, A Alton, S Amerio, D Amidei, A Anastassov, A Annovi, J Antos, G Apollinari, JA Appel, T Arisawa, A Artikov, J Asaadi, W Ashmanskas, A Askew, S Atkins, B Auerbach, K Augsten, A Aurisano, C Avila, F Azfar, F Badaud, W Badgett, T Bae, L Bagby, B Baldin, DV Bandurin, S Banerjee, A Barbaro-Galtieri, E Barberis, P Baringer, VE Barnes, BA Barnett, P Barria, JF Bartlett, P Bartos, U Bassler, M Bauce, V Bazterra, A Bean, F Bedeschi, M Begalli, S Behari, L Bellantoni, G Bellettini, J Bellinger, D Benjamin, A Beretvas, SB Beri, G Bernardi, R Bernhard, I Bertram, M Besançon, R Beuselinck, PC Bhat, S Bhatia, V Bhatnagar, A Bhatti, KR Bland, G Blazey, S Blessing, K Bloom, B Blumenfeld, A Bocci, A Bodek, A Boehnlein, D Boline, EE Boos, G Borissov, D Bortoletto, M Borysova, J Boudreau, A Boveia, A Brandt, O Brandt, L Brigliadori, R Brock, C Bromberg, A Bross, D Brown, E Brucken, XB Bu, J Budagov, HS Budd, M Buehler, V Buescher, V Bunichev, S Burdin, K Burkett, G Busetto, P Bussey, CP Buszello, P Butti, A Buzatu, A Calamba, E Camacho-Pérez, S Camarda, M Campanelli, F Canelli, B Carls, D Carlsmith, R Carosi, S Carrillo, B Casal, M Casarsa, BCK Casey, H Castilla-Valdez, A Castro, P Catastini, S Caughron, D Cauz, V Cavaliere, A Cerri, L Cerrito, S Chakrabarti, KM Chan, A Chandra, E Chapon, G Chen, YC Chen, M Chertok, G Chiarelli, G Chlachidze, K Cho, SW Cho, S Choi, D Chokheli, B Choudhary, S Cihangir, D Claes, A Clark, C Clarke, J Clutter, ME Convery, J Conway, M Cooke, WE Cooper, M Corbo, M Corcoran, M Cordelli, F Couderc, M-C Cousinou, CA Cox, DJ Cox, M Cremonesi, D Cruz, J Cuevas, R Culbertson, D Cutts, A Das, N d'Ascenzo, M Datta, G Davies, P de Barbaro, SJ de Jong, E De La Cruz-Burelo, F Déliot, R Demina, L Demortier, M Deninno, D Denisov, SP Denisov, M D'Errico, S Desai, C Deterre, K DeVaughan, F Devoto, A Di Canto, B Di Ruzza, HT Diehl, M Diesburg, PF Ding, JR Dittmann, A Dominguez, S Donati, M D'Onofrio, M Dorigo, A Driutti, A Dubey, LV Dudko, A Duperrin, S Dutt, M Eads, K Ebina, R Edgar, D Edmunds, A Elagin, J Ellison, VD Elvira, Y Enari, R Erbacher, S Errede, B Esham, H Evans, VN Evdokimov, S Farrington, A Fauré, L Feng, T Ferbel, JP Fernández Ramos, F Fiedler, R Field, F Filthaut, W Fisher, HE Fisk, G Flanagan, R Forrest, M Fortner, H Fox, M Franklin, JC Freeman, H Frisch, S Fuess, Y Funakoshi, C Galloni, PH Garbincius, A Garcia-Bellido, JA García-González, AF Garfinkel, P Garosi, V Gavrilov, W Geng, CE Gerber, H Gerberich, E Gerchtein, Y Gershtein, S Giagu, V Giakoumopoulou, K Gibson, CM Ginsburg, G Ginther, N Giokaris, P Giromini, V Glagolev, D Glenzinski, O Gogota, M Gold, D Goldin, A Golossanov, G Golovanov, G Gomez, G Gomez-Ceballos, M Goncharov, O González López, I Gorelov, AT Goshaw, K Goulianos, E Gramellini, PD Grannis, S Greder, H Greenlee, G Grenier, Ph Gris, J-F Grivaz, A Grohsjean, C Grosso-Pilcher, RC Group, S Grünendahl, MW Grünewald, T Guillemin, J Guimaraes da Costa, G Gutierrez, P Gutierrez, SR Hahn, J Haley, JY Han, L Han, F Happacher, K Hara, K Harder, M Hare, A Harel, RF Harr, T Harrington-Taber, K Hatakeyama, JM Hauptman, C Hays, J Hays, T Head, T Hebbeker, D Hedin, H Hegab, J Heinrich, AP Heinson, U Heintz, C Hensel, I Heredia-De La Cruz, M Herndon, K Herner, G Hesketh, MD Hildreth, R Hirosky, T Hoang, JD Hobbs, A Hocker, B Hoeneisen, J Hogan, M Hohlfeld, JL Holzbauer, Z Hong, W Hopkins, S Hou, I Howley, Z Hubacek, RE Hughes, U Husemann, M Hussein, J Huston, V Hynek, I Iashvili, Y Ilchenko, R Illingworth, G Introzzi, M Iori, AS Ito, A Ivanov, S Jabeen, M Jaffré, E James, D Jang, A Jayasinghe, B Jayatilaka, EJ Jeon, MS Jeong, R Jesik, P Jiang, S Jindariani, K Johns, E Johnson, M Johnson, A Jonckheere, M Jones, P Jonsson, KK Joo, J Joshi, SY Jun, AW Jung, TR Junk, A Juste, E Kajfasz, M Kambeitz, T Kamon, PE Karchin, D Karmanov, A Kasmi, Y Kato, I Katsanos, M Kaur, R Kehoe, S Kermiche, W Ketchum, J Keung, N Khalatyan, A Khanov, A Kharchilava, YN Kharzheev, B Kilminster, DH Kim, HS Kim, JE Kim, MJ Kim, SH Kim, SB Kim, YJ Kim, YK Kim, N Kimura, M Kirby, I Kiselevich, K Knoepfel, JM Kohli, K Kondo, DJ Kong, J Konigsberg, AV Kotwal, AV Kozelov, J Kraus, M Kreps, J Kroll, M Kruse, T Kuhr, A Kumar, A Kupco, M Kurata, T Kurča, VA Kuzmin, AT Laasanen, S Lammel, S Lammers, M Lancaster, K Lannon, G Latino, P Lebrun, HS Lee, HS Lee, JS Lee, SW Lee, WM Lee, X Lei, J Lellouch, S Leo, S Leone, JD Lewis, D Li, H Li, L Li, QZ Li, JK Lim, A Limosani, D Lincoln, J Linnemann, VV Lipaev, E Lipeles, R Lipton, A Lister, H Liu, H Liu, Q Liu, T Liu, Y Liu, A Lobodenko, S Lockwitz, A Loginov, M Lokajicek, R Lopes de Sa, D Lucchesi, A Lucà, J Lueck, P Lujan, P Lukens, R Luna-Garcia, G Lungu, AL Lyon, J Lys, R Lysak, AKA Maciel, R Madar, R Madrak, P Maestro, R Magaña-Villalba, S Malik, S Malik, VL Malyshev, G Manca, A Manousakis-Katsikakis, J Mansour, L Marchese, F Margaroli, P Marino, J Martínez-Ortega, K Matera, ME Mattson, A Mazzacane, P Mazzanti, R McCarthy, CL McGivern, R McNulty, A Mehta, P Mehtala, MM Meijer, A Melnitchouk, D Menezes, PG Mercadante, M Merkin, C Mesropian, A Meyer, J Meyer, T Miao, F Miconi, D Mietlicki, A Mitra, H Miyake, S Moed, N Moggi, NK Mondal, CS Moon, R Moore, MJ Morello, A Mukherjee, M Mulhearn, Th Muller, P Murat, M Mussini, J Nachtman, Y Nagai, J Naganoma, E Nagy, I Nakano, A Napier, M Narain, R Nayyar, HA Neal, JP Negret, J Nett, C Neu, P Neustroev, HT Nguyen, T Nigmanov, L Nodulman, SY Noh, O Norniella, T Nunnemann, L Oakes, SH Oh, YD Oh, I Oksuzian, T Okusawa, R Orava, J Orduna, L Ortolan, N Osman, J Osta, C Pagliarone, A Pal, E Palencia, P Palni, V Papadimitriou, N Parashar, V Parihar, SK Park, W Parker, R Partridge, N Parua, A Patwa, G Pauletta, M Paulini, C Paus, B Penning, M Perfilov, Y Peters, K Petridis, G Petrillo, P Pétroff, TJ Phillips, G Piacentino, E Pianori, J Pilot, K Pitts, C Plager, M-A Pleier, VM Podstavkov, L Pondrom, AV Popov, S Poprocki, K Potamianos, A Pranko, M Prewitt, D Price, N Prokopenko, F Prokoshin, F Ptohos, G Punzi, J Qian, A Quadt, B Quinn, PN Ratoff, I Razumov, I Redondo Fernández, P Renton, M Rescigno, F Rimondi, I Ripp-Baudot, L Ristori, F Rizatdinova, A Robson, T Rodriguez, S Rolli, M Rominsky, M Ronzani, R Roser, JL Rosner, A Ross, C Royon, P Rubinov, R Ruchti, F Ruffini, A Ruiz, J Russ, V Rusu, G Sajot, WK Sakumoto, Y Sakurai, A Sánchez-Hernández, MP Sanders, L Santi, AS Santos, K Sato, G Savage, V Saveliev, M Savitskyi, A Savoy-Navarro, L Sawyer, T Scanlon, RD Schamberger, Y Scheglov, H Schellman, P Schlabach, EE Schmidt, C Schwanenberger, T Schwarz, R Schwienhorst, L Scodellaro, F Scuri, S Seidel, Y Seiya, J Sekaric, A Semenov, H Severini, F Sforza, E Shabalina, SZ Shalhout, V Shary, S Shaw, AA Shchukin, T Shears, PF Shepard, M Shimojima, M Shochet, I Shreyber-Tecker, V Simak, A Simonenko, P Skubic, P Slattery, K Sliwa, D Smirnov, JR Smith, FD Snider, GR Snow, J Snow, S Snyder, S Söldner-Rembold, H Song, L Sonnenschein, V Sorin, K Soustruznik, R St Denis, M Stancari, J Stark, D Stentz, DA Stoyanova, M Strauss, J Strologas, Y Sudo, A Sukhanov, I Suslov, L Suter, P Svoisky, K Takemasa, Y Takeuchi, J Tang, M Tecchio, PK Teng, J Thom, E Thomson, V Thukral, M Titov, D Toback, S Tokar, VV Tokmenin, K Tollefson, T Tomura, D Tonelli, S Torre, D Torretta, P Totaro, M Trovato, Y-T Tsai, D Tsybychev, B Tuchming, C Tully, F Ukegawa, S Uozumi, L Uvarov, S Uvarov, S Uzunyan, R Van Kooten, WM van Leeuwen, N Varelas, EW Varnes, IA Vasilyev, F Vázquez, G Velev, C Vellidis, AY Verkheev, C Vernieri, LS Vertogradov, M Verzocchi, M Vesterinen, M Vidal, D Vilanova, R Vilar, J Vizán, M Vogel, P Vokac, G Volpi, P Wagner, HD Wahl, R Wallny, MHLS Wang, SM Wang, J Warchol, D Waters, G Watts, M Wayne, J Weichert, L Welty-Rieger, WC Wester, D Whiteson, AB Wicklund, S Wilbur, HH Williams, MRJ Williams, GW Wilson, JS Wilson, P Wilson, BL Winer, P Wittich, M Wobisch, S Wolbers, H Wolfe, DR Wood, T Wright, X Wu, Z Wu, TR Wyatt, Y Xie, R Yamada, K Yamamoto, D Yamato, S Yang, T Yang, UK Yang, YC Yang, W-M Yao, T Yasuda, YA Yatsunenko, W Ye, Z Ye, GP Yeh, K Yi, H Yin, K Yip, J Yoh, K Yorita, T Yoshida, SW Youn, GB Yu, I Yu, JM Yu, AM Zanetti, Y Zeng, J Zennamo, TG Zhao, B Zhou, C Zhou, J Zhu, M Zielinski, D Zieminska, L Zivkovic, S Zucchelli

Angular coefficients of Z bosons produced in pp collisions at sqrt(s) = 8 TeV and decaying to mu+mu- as a function of transverse momentum and rapidity

ArXiv 1504.03512 (2015)