Chargino and neutralino production at the Large Hadron Collider in left-right supersymmetric models

被引:11
|
作者
Alloul, Adam [1 ]
Frank, Mariana [2 ]
Fuks, Benjamin [1 ,3 ]
de Traubenberg, Michel Rausch [1 ]
机构
[1] Univ Strasbourg, Dept Rech Subatom, Inst Pluridisciplinaire Hubert Curien, CNRS,IN2P3, F-67037 Strasbourg, France
[2] Concordia Univ, Dept Phys, Montreal, PQ H4B 1R6, Canada
[3] CERN, Dept Phys, Div Theory, CH-1211 Geneva 23, Switzerland
来源
基金
加拿大自然科学与工程研究理事会;
关键词
Supersymmetry Phenomenology; GAUGINO-PAIR PRODUCTION; LEFT-RIGHT SYMMETRY; SCALAR NEUTRINOS; SO(10) GUTS; HIGGS; PARITY; RESUMMATION; BREAKING; VIOLATION; COLLISION;
D O I
10.1007/JHEP10(2013)033
中图分类号
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号
摘要
We present a complete and extensive analysis of associated chargino and neutralino production in the framework of a supersymmetric theory augmented by left-right symmetry. This model provides additional gaugino and higgsino states in both the neutral and charged sectors, thus potentially enhancing new physics signals at the LHC. For a choice of benchmark scenarios, we calculate cross sections for 7, 8 and 14 TeV. We then simulate events expected to be produced at the LHC, and classify them according to the number of leptons in the final state. We devise methods to reduce the background and compare the signals with consistently simulated events for the Minimal Supersymmetric Standard Model. We pinpoint promising scenarios where left-right symmetric supersymmetric signals can be distinguished both from background and from the Minimal Supersymmetric Standard Model events.
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页数:45
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