Inclusive Search for Squark and Gluino Production in p(p)over-bar Collisions at √s = TeV

被引:66
作者
Aaltonen, T. [25 ,74 ]
Adelman, J. [15 ]
Akimoto, T. [61 ]
Albrow, M. G. [19 ]
Gonzalez, B. Alvarez [13 ]
Amerio, S. [43 ,44 ]
Amidei, D. [35 ]
Anastassov, A. [39 ,71 ]
Annovi, A. [21 ]
Antos, J. [16 ,75 ]
Apollinari, G. [19 ]
Apresyan, A. [52 ]
Arisawa, T. [63 ]
Artikov, A. [17 ]
Ashmanskas, W. [19 ]
Attal, A. [4 ]
Aurisano, A. [58 ]
Azfar, F. [67 ]
Azzurri, P. [47 ,50 ]
Badgett, W. [19 ]
Barbaro-Galtieri, A. [30 ]
Barnes, V. E. [52 ]
Barnett, B. A. [27 ]
Bartsch, V. [69 ]
Bauer, G. [33 ]
Beauchemin, P. -H. [34 ,68 ]
Bedeschi, F. [47 ]
Beecher, D. [69 ]
Behari, S. [27 ]
Bellettini, G. [47 ,50 ]
Bellinger, J. [65 ]
Benjamin, D. [18 ]
Beretvas, A. [19 ]
Beringer, J. [30 ]
Bhatti, A. [54 ]
Binkley, M. [19 ]
Bisello, D. [43 ,44 ]
Bizjak, I.
Blair, R. E. [2 ]
Blocker, C. [8 ]
Blumenfeld, B. [27 ]
Bocci, A. [18 ]
Bodek, A. [53 ]
Boisvert, V. [53 ]
Bolla, G. [52 ]
Bortoletto, D. [52 ]
Boudreau, J. [51 ]
Boveia, A. [12 ]
Brau, B.
Bridgeman, A. [26 ]
机构
[1] Acad Sinica, Inst Phys, Taipei 11529, Taiwan
[2] Argonne Natl Lab, Argonne, IL 60439 USA
[3] Univ Athens, GR-15771 Athens, Greece
[4] Univ Autonoma Barcelona, Inst Fis Altes Energies, E-08193 Barcelona, Spain
[5] Baylor Univ, Waco, TX 76798 USA
[6] Ist Nazl Fis Nucl Bologna, I-40127 Bologna, Italy
[7] Univ Bologna, I-40127 Bologna, Italy
[8] Brandeis Univ, Waltham, MA 02254 USA
[9] Univ Calif Davis, Davis, CA 95616 USA
[10] Univ Calif Los Angeles, Los Angeles, CA 90024 USA
[11] Univ Calif San Diego, La Jolla, CA 92093 USA
[12] Univ Calif Santa Barbara, Santa Barbara, CA 93106 USA
[13] Univ Cantabria, CSIC, Inst Fis Cantabria, E-39005 Santander, Spain
[14] Carnegie Mellon Univ, Pittsburgh, PA 15213 USA
[15] Univ Chicago, Enrico Fermi Inst, Chicago, IL 60637 USA
[16] Comenius Univ, Bratislava 84248, Slovakia
[17] Joint Inst Nucl Res, RU-141980 Dubna, Russia
[18] Duke Univ, Durham, NC 27708 USA
[19] Fermilab Natl Accelerator Lab, Batavia, IL 60510 USA
[20] Univ Florida, Gainesville, FL 32611 USA
[21] Ist Nazl Fis Nucl, Lab Nazl Frascati, I-00044 Frascati, Italy
[22] Univ Geneva, CH-12114 Geneva, Switzerland
[23] Univ Glasgow, Glasgow G12 8QQ, Lanark, Scotland
[24] Harvard Univ, Cambridge, MA 02138 USA
[25] Univ Helsinki, Div High Energy Phys, Dept Phys, FIN-00014 Helsinki, Finland
[26] Univ Illinois, Urbana, IL 61801 USA
[27] Johns Hopkins Univ, Baltimore, MD 21218 USA
[28] Univ Karlsruhe, Inst Expt Kernphys, D-76128 Karlsruhe, Germany
[29] Kyungpook Natl Univ, Ctr High Energy Phys, Taegu 702701, South Korea
[30] Ernest Orlando Lawrence Berkeley Natl Lab, Berkeley, CA 94720 USA
[31] Univ Liverpool, Liverpool L69 7ZE, Merseyside, England
[32] Ctr Invest Energet Medioambientales & Tecnol, E-28040 Madrid, Spain
[33] MIT, Cambridge, MA 02139 USA
[34] McGill Univ, Inst Particle Phys, Montreal, PQ H3A 2T8, Canada
[35] Univ Michigan, Ann Arbor, MI 48109 USA
[36] Michigan State Univ, E Lansing, MI 48824 USA
[37] Inst Theoret & Expt Phys, Moscow 117259, Russia
[38] Univ New Mexico, Albuquerque, NM 87131 USA
[39] Northwestern Univ, Evanston, IL 60208 USA
[40] Ohio State Univ, Columbus, OH 43210 USA
[41] Okayama Univ, Okayama 7008530, Japan
[42] Osaka City Univ, Osaka 588, Japan
[43] Ist Nazl Fis Nucl, I-35131 Padua, Italy
[44] Univ Padua, Sez Padova Trento, I-35131 Padua, Italy
[45] Univ Paris 06, CNRS, UMR7585, LPNHE,IN2P3, F-75252 Paris, France
[46] Univ Penn, Philadelphia, PA 19104 USA
[47] Ist Nazl Fis Nucl Pisa, I-56127 Pisa, Italy
[48] Univ Pisa, I-56127 Pisa, Italy
[49] Univ Siena, I-56127 Pisa, Italy
[50] Scuola Normale Super Pisa, I-56127 Pisa, Italy
基金
加拿大自然科学与工程研究理事会; 俄罗斯基础研究基金会; 瑞士国家科学基金会; 英国科学技术设施理事会; 芬兰科学院; 美国国家科学基金会;
关键词
MISSING TRANSVERSE ENERGY; ROOT-S=1.96 TEV; COLLIDER; PHYSICS; EVENTS; SUPERSYMMETRY;
D O I
10.1103/PhysRevLett.102.121801
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We report on a search for inclusive production of squarks and gluinos in p (p) over bar collisions at root s = 1.96 TeV, in events with large missing transverse energy and multiple jets of hadrons in the final state. The study uses a CDF Run II data sample corresponding to 2 fb(-1) of integrated luminosity. The data are in good agreement with the standard model predictions, giving no evidence for any squark or gluino component. In an R-parity conserving minimal supergravity scenario with A(0)=0, mu < 0, and tan beta = 5, 95% C.L. upper limits on the production cross sections in the range between 0.1 and 1 pb are obtained, depending on the squark and gluino masses considered. For gluino masses below 280 GeV/c(2), arbitrarily large squark masses are excluded at the 95% C.L., while for mass degenerate gluinos and squarks, masses below 392 GeV/c(2) are excluded at the 95% C.L.
引用
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页数:7
相关论文
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