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Setting Limits on Supersymmetry Using Simplified Models
Published on: November 15, 2013
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Setting limits on supersymmetry using simplified models.
Christian Gütschow1, Zachary Marshall
1Department of Physics and Astronomy, University College London.
Journal of Visualized Experiments : Jove
|December 5, 2013
Summary
Simplified models help set experimental limits in particle physics. This study demonstrates recasting these limits onto specific theories like minimal supergravity, offering a new way to interpret results for supersymmetry searches.
Area of Science:
- High Energy Physics
- Theoretical Physics
- Particle Physics
Background:
- Experimental limits on supersymmetry are challenging due to vast parameter spaces.
- Simplified models offer clearer interpretations but their application to concrete theories is undemonstrated.
Purpose of the Study:
- To demonstrate recasting simplified model limits into limits on a specific, complete supersymmetry model.
- To provide a prescription for calculating limits on additional theories.
Main Methods:
- Recasting existing simplified model limits into limits for minimal supergravity.
- Utilizing acceptance and efficiency tables from LHC data.
- Analyzing expected and observed event numbers in signal regions.
Main Results:
- Recasted limits on minimal supergravity are comparable to direct search limits.
- A method is presented for calculating conservative and aggressive limits.
- LHC results can be recast into various theoretical frameworks.
Conclusions:
- Simplified model limits can be effectively applied to concrete theories like minimal supergravity.
- The proposed prescription allows for flexible interpretation of experimental results.
- This approach enhances the utility of experimental data for constraining diverse theoretical models.
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