Search for new physics using high-mass tau pairs from 1.96 TeV p(p)over-bar collisions -: art. no. 131801

被引:36
作者
Acosta, D [1 ]
Adelman, J
Affolder, T
Akimoto, T
Albrow, MG
Ambrose, D
Amerio, S
Amidei, D
Anastassov, A
Anikeev, K
Annovi, A
Antos, J
Aoki, M
Apollinari, G
Arisawa, T
Arguin, JF
Artikov, A
Ashmanskas, W
Attal, A
Azfar, F
Azzi-Bacchetta, P
Bacchetta, N
Bachacou, H
Badgett, W
Barbaro-Galtieri, A
Barker, GJ
Barnes, VE
Barnett, BA
Baroiant, S
Bauer, G
Bedeschi, F
Behari, S
Belforte, S
Bellettini, G
Bellinger, J
Belloni, A
Ben-Haim, E
Benjamin, D
Beretvas, A
Berry, T
Bhatti, A
Binkley, M
Bisello, D
Bishai, M
Blair, RE
Blocker, C
Bloom, K
Blumenfeld, B
Bocci, A
Bodek, A
机构
[1] Acad Sinica, Inst Phys, Taipei 11529, Taiwan
[2] Argonne Natl Lab, Argonne, IL 60439 USA
[3] Univ Autonoma Barcelona, Inst Fis Altes Energies, E-08193 Barcelona, Spain
[4] Univ Bologna, Ist Nazl Fis Nucl, I-40127 Bologna, Italy
[5] Brandeis Univ, Waltham, MA 02254 USA
[6] Univ Calif Davis, Davis, CA 95616 USA
[7] Univ Calif Los Angeles, Los Angeles, CA 90024 USA
[8] Univ Calif San Diego, La Jolla, CA 92093 USA
[9] Univ Calif Santa Barbara, Santa Barbara, CA 93106 USA
[10] Univ Cantabria, CSIC, Inst Fis, E-39005 Santander, Spain
[11] Carnegie Mellon Univ, Pittsburgh, PA 15213 USA
[12] Univ Chicago, Enrico Fermi Inst, Chicago, IL 60637 USA
[13] Joint Nucl Res Inst, RU-141980 Dubna, Russia
[14] Duke Univ, Durham, NC 27708 USA
[15] Fermilab Natl Accelerator Lab, Batavia, IL 60510 USA
[16] Univ Florida, Gainesville, FL 32611 USA
[17] Ist Nazl Fis Nucl, Lab Nazl Frascati, I-00044 Frascati, Italy
[18] Univ Geneva, CH-1211 Geneva, Switzerland
[19] Univ Glasgow, Glasgow G12 8QQ, Lanark, Scotland
[20] Harvard Univ, Cambridge, MA 02138 USA
[21] Univ Helsinki, Dept Phys, Div High Energy Phys, FIN-00014 Helsinki, Finland
[22] Helsinki Inst Phys, FIN-00014 Helsinki, Finland
[23] Hiroshima Univ, Higashihiroshima 724, Japan
[24] Univ Illinois, Urbana, IL 61801 USA
[25] Johns Hopkins Univ, Baltimore, MD 21218 USA
[26] Univ Karlsruhe, Inst Expt Kernphys, D-76128 Karlsruhe, Germany
[27] KEK, High Energy Accelerator Res Org, Tsukuba, Ibaraki 305, Japan
[28] Kyungpook Natl Univ, Ctr High Energy Phys, Taegu 702701, South Korea
[29] Seoul Natl Univ, Seoul 151742, South Korea
[30] Sungkyunkwan Univ, Suwon 440746, South Korea
[31] Ernest Orlando Lawrence Berkeley Natl Lab, Berkeley, CA 94720 USA
[32] Univ Liverpool, Liverpool L69 7ZE, Merseyside, England
[33] UCL, London WC1E 6BT, England
[34] MIT, Cambridge, MA 02139 USA
[35] McGill Univ, Inst Particle Phys, Montreal, PQ H3A 2T8, Canada
[36] Univ Toronto, Toronto, ON M5S 1A7, Canada
[37] Univ Michigan, Ann Arbor, MI 48109 USA
[38] Michigan State Univ, E Lansing, MI 48824 USA
[39] Inst Theoret & Expt Phys, Moscow 117259, Russia
[40] Univ New Mexico, Albuquerque, NM 87131 USA
[41] Northwestern Univ, Evanston, IL 60208 USA
[42] Ohio State Univ, Columbus, OH 43210 USA
[43] Okayama Univ, Okayama 7008530, Japan
[44] Osaka City Univ, Osaka 588, Japan
[45] Univ Oxford, Oxford OX1 3RH, England
[46] Univ Padua, Ist Nazl Fis Nucl, Sez Padova, I-35131 Padua, Italy
[47] Univ Penn, Philadelphia, PA 19140 USA
[48] Univ Pisa, Ist Nazl Fis Nucl, Siena & Scuola Normal Super, I-56127 Pisa, Italy
[49] Univ Pittsburgh, Pittsburgh, PA 15260 USA
[50] Purdue Univ, W Lafayette, IN 47907 USA
关键词
D O I
10.1103/PhysRevLett.95.131801
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We present the results of a search for anomalous resonant production of tau lepton pairs with large invariant mass, the first such search using the CDF II Detector in Run II of the Tevatron pp collider. Such anomalous production could arise from various new physics processes. In a data sample corresponding to 195 pb(-1) of integrated luminosity we predict 2: 8 +/- 0: 5 events from standard model background processes and observe 4. We use this result to set limits on the production of heavy scalar and vector particles decaying to tau lepton pairs.
引用
收藏
页数:7
相关论文
共 17 条
[1]   Measurement of the J/ψ meson and b-hadron production cross sections in p(p)over-bar collisions at √s=1960 GeV -: art. no. 032001 [J].
Acosta, D ;
Adelman, J ;
Affolder, T ;
Akimoto, T ;
Albrow, MG ;
Ambrose, D ;
Amerio, S ;
Amidei, D ;
Anastassov, A ;
Anikeev, K ;
Annovi, A ;
Antos, J ;
Aoki, M ;
Apollinari, G ;
Arisawa, T ;
Arguin, JF ;
Artikov, A ;
Ashmanskas, W ;
Attal, A ;
Azfar, F ;
Azzi-Bacchetta, P ;
Bacchetta, N ;
Bachacou, H ;
Badgett, W ;
Barbaro-Galtieri, A ;
Barker, GJ ;
Barnes, VE ;
Barnett, BA ;
Baroiant, S ;
Barone, M ;
Bauer, G ;
Bedeschi, F ;
Behari, S ;
Belforte, S ;
Bellettini, G ;
Bellinger, J ;
Ben-Haim, E ;
Benjamin, D ;
Beretvas, A ;
Bhatti, A ;
Binkley, M ;
Bisello, D ;
Bishai, M ;
Blair, RE ;
Blocker, C ;
Bloom, K ;
Blumenfeld, B ;
Bocci, A ;
Bodek, A ;
Bolla, G .
PHYSICAL REVIEW D, 2005, 71 (03) :032001-1
[2]   First measurements of inclusive W and Z cross sections from Run II of the Fermilab Tevatron Collider -: art. no. 091803 [J].
Acosta, D ;
Affolder, T ;
Akimoto, T ;
Albrow, MG ;
Ambrose, D ;
Amerio, S ;
Amidei, D ;
Anastassov, A ;
Anikeev, K ;
Annovi, A ;
Antos, J ;
Aoki, M ;
Apollinari, G ;
Arisawa, T ;
Arguin, JF ;
Artikov, A ;
Ashmanskas, W ;
Attal, A ;
Azfar, F ;
Azzi-Bacchetta, P ;
Bacchetta, N ;
Bachacou, H ;
Badgett, W ;
Barbaro-Galtieri, A ;
Barker, GJ ;
Barnes, VE ;
Barnett, BA ;
Baroiant, S ;
Barone, M ;
Bauer, G ;
Bedeschi, F ;
Behari, S ;
Belforte, S ;
Bellettini, G ;
Bellinger, J ;
Benjamin, D ;
Beretvas, A ;
Bhatti, A ;
Binkley, M ;
Bisello, D ;
Bishai, M ;
Blair, RE ;
Blocker, C ;
Bloom, K ;
Blumenfeld, B ;
Bocci, A ;
Bodek, A ;
Bolla, G ;
Bolshov, A ;
Booth, PSL .
PHYSICAL REVIEW LETTERS, 2005, 94 (09)
[3]   Selection of tau leptons with the CDF Run 2 trigger system [J].
Anastassov, A ;
Baroiant, S ;
Chertok, M ;
Conway, J ;
Goncharov, M ;
Jang, D ;
Kamon, T ;
Khotilovich, V ;
Lander, R ;
Lath, A ;
Murat, P ;
Ogawa, T ;
Pagliarone, C ;
Piacentino, GM ;
Ratnikov, F ;
Safonov, A ;
Savoy-Navarro, A ;
Smith, JR ;
Toback, D ;
Tourneur, S ;
Vataga, E ;
Wan, Z .
NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 2004, 518 (1-2) :609-611
[4]   Z′ gauge bosons at the Fermilab Tevatron -: art. no. 093009 [J].
Carena, M ;
Daleo, A ;
Dobrescu, BA ;
Tait, TMP .
PHYSICAL REVIEW D, 2004, 70 (09)
[5]   QCD corrections to resonant slepton production in hadron colliders [J].
Choudhury, D ;
Majhi, S ;
Ravindran, V .
NUCLEAR PHYSICS B, 2003, 660 (1-2) :343-361
[6]  
Connolly A., 2003, FERMILABTHESIS200345
[7]   HIGGS BOSONS IN SUPERSYMMETRIC MODELS .2. IMPLICATIONS FOR PHENOMENOLOGY [J].
GUNION, JF ;
HABER, HE .
NUCLEAR PHYSICS B, 1986, 278 (03) :449-492
[8]   HIGGS BOSONS IN SUPERSYMMETRIC MODELS .1. [J].
GUNION, JF ;
HABER, HE .
NUCLEAR PHYSICS B, 1986, 272 (01) :1-76
[9]   RADIATIVE-CORRECTIONS WITH 2 HIGGS DOUBLETS AT LEP/SLC AND HERA [J].
HOLLIK, W .
ZEITSCHRIFT FUR PHYSIK C-PARTICLES AND FIELDS, 1988, 37 (04) :569-575
[10]   NONSTANDARD HIGGS BOSONS IN SU(2)XU(1) RADIATIVE-CORRECTIONS [J].
HOLLIK, W .
ZEITSCHRIFT FUR PHYSIK C-PARTICLES AND FIELDS, 1986, 32 (02) :291-307