Aspects of SUSY phenomenology at the LHC:
Gespeichert in:
| 1. Verfasser: | |
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| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
2013
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| Schlagworte: | |
| Online-Zugang: | kostenfrei https://nbn-resolving.org/urn:nbn:de:bvb:91-diss-20130712-1160795-0-7 Inhaltsverzeichnis |
| Beschreibung: | VII, 174, XXI S. graph. Darst. |
Internformat
MARC
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| 100 | 1 | |a Lindert, Jonas M. R. |e Verfasser |4 aut | |
| 245 | 1 | 0 | |a Aspects of SUSY phenomenology at the LHC |c Jonas M. R. Lindert |
| 264 | 1 | |c 2013 | |
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| 502 | |a München, Techn. Univ., Diss., 2013 | ||
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| 912 | |a ebook | ||
| 999 | |a oai:aleph.bib-bvb.de:BVB01-026737716 | ||
Datensatz im Suchindex
| _version_ | 1804151352391106560 |
|---|---|
| adam_text | VII
CONTENTS
1 INTRODUCTION 1
I
FROM THE STANDARD MODEL TO SUSY PHENOMENOLOGY
5
2 THEORETICAL FRAMEWORK 7
2.1 THE STANDARD MODEL AND ITS PROBLEMS 7
2.1.1 STANDARD MODEL LAGRANGIAN 9
2.1.2 SUCCESS OF THE STANDARD MODEL 11
2.1.3 SHORTCOMINGS OF THE STANDARD MODEL 12
2.2 SUPERSYMMETRY AS A SOLUTION 15
2.2.1 MOTIVATION 15
2.2.2 SUSY LAGRANGIAN 17
2.3 THE MSSM AND ITS PARTICLE SPECTRUM 19
2.3.1 PRINCIPLES AND FIELD CONTENT 20
2.3.2 PARTICLE SPECTRUM OF THE MSSM 23
2.3.3 PARAMETRIZATION OF THE MSSM 28
2.4 ASPECTS OF SUSY BREAKING 29
2.4.1 TYEE-LCVEL SUSY BREAKING 30
2.4.2 HIDDEN SECTOR SUSY BREAKING . . . 31
3 SUSY PHENOMENOLOGY AT COLLIDERS AND IN THE COSMOS 33
3.1 THE LHC AND ITS EXPERIMENTS 33
3.2 COLLIDER SIGNATURES FOR SUSY 34
3.3 COLORED SECTOR 35
3.3.1 PRECISION CALCULATIONS 38
3.3.2 EXPERIMENTAL STATUS 40
3.3.3 PARAMETER DETERMINATION 41
3.4 ELECTROWEAK SECTOR 41
3.4.1 EXPERIMENTAL STATUS 42
3.5 HIGGS SECTOR 43
3.6 FLAVOR SECTOR 45
3.7 SUSY IN THE COSMOS 45
3.7.1 NEUTRALINO DARK MATTER 46
3.7.2 GRAVITINO AND AXINO DARK MATTER 47
HTTP://D-NB.INFO/1046510703
II COMBINING PRODUCTION AND DECAY OF SQUARKS AT NLO QCD 49
4 COMBINING PRODUCTION AND DECAY 51
4.1 MOTIVATION 51
4.2 METHODS 52
4.2.1 BORN APPROXIMATIONS 53
4.2.2 NLO APPROXIMATIONS 55
4.3 SQUARK-SQUARK PRODUCTION 60
4.3.1 LO SQUARK-SQUARK PRODUCTION 60
4.3.2 NLO SQUARK-SQUARK PRODUCTION 61
4.4 SQUARK DECAY 72
4.4.1 SQUARK DECAY AT LO 72
4.4.2 NLO SQUARK DECAY DISTRIBUTION 72
4.4.3 TOTAL DECAY WIDTH 74
5 THE SIMPLEST DECAY CHAIN: DIRECT DECAY 77
5.1 METHOD 77
5.1.1 COMBINING PRODUCTION AND DECAY 79
5.2 NUMERICAL RESULTS 79
5.2.1 INPUT PARAMETERS 79
5.2.2 OBSERVABLES AND KINEMATICAL CUTS 82
5.2.3 INCLUSIVE CROSS SECTIONS 83
5.2.4 DIFFERENTIAL DISTRIBUTIONS 86
5.2.5 EVENT RATES 96
6 THE GOLDEN DECAY CHAIN 99
6.1 OVERVIEW 100
6.2 METHOD 101
6.3 CALCULATION OF THE SQUARK DECAY CHAIN 102
6.4 NUMERICAL RESULTS 103
6.4.1 PARAMETERS AND OBSERVABLES . 103
6.4.2 SQUARK DECAY CHAIN 105
6.4.3 COMBINATION OF PRODUCTION AND DECAY 110
III DIRECT STAU PRODUCTION 117
7 DIRECT PRODUCTION OF STAUS 119
7.1 MOTIVATION 119
7.1.1 COSMOLOGICAL CONSTRAINTS 122
7.1.2 EXCEPTIONALLY SMALL THERMAL RELIC STAU ABUNDANCES 123
7.1.3 POSSIBLE ENHANCEMENT IN BR(/I
-*
77)
125
7.1.4 CONSTRAINTS FROM CCBS 125
7.2 DIRECT PRODUCTION OF STAUS AT HADRON COLLIDERS 127
7.2.1 DIRECT STAU-STAU PRODUCTION CHANNELS 127
7.2.2 RESUMMATION IN THE SBOTTOM SECTOR 129
7.2.3 NUMERICAL RESULTS 131
8 PHENOMENOLOGY OF LONG-LIVED STAUS 137
8.1 COLLIDER PHENOMENOLOGY WITH DIRECTLY PRODUCED LONG-LIVED STAUS 137
8.1.1 KINEMATICAL CUTS 137
8.1.2 PROSPECTS FOR SUSY PARAMETER DETERMINATION 141
8.1.3 PROSPECTS FOR THE STOPPING OF STAUS 144
8.2 DIRECT STAU PRODUCTION WITHIN THE CMSSM 145
8.2.1 CMSSM SCANS OF THE DIRECT STAU PAIR PRODUCTION CROSS SECTION 146
8.2.2 DIRECT STAU PRODUCTION VS. STAUS FROM CASCADE DECAYS 150
8.3 COLLIDER TESTS OF AN EXCEPTIONALLY SMALL RELIC STAU ABUNDANCE 150
8.4 EXCEPTIONAL AND
R
IN NUGM MODELS 152
8.5 CURRENT STATUS AND FUTURE PROSPECTS 155
9 CONCLUSIONS 157
A SQUARK PRODUCTION AND DECAY 161
A.L RENORMALIZATION CONSTANTS AND COUNTER TERMS 161
A.2 FORMULAE FOR SOFT RADIATION 164
A.3 DIAGRAMS OF NLO CORRECTIONS TO SQUARK-SQUARK PRODUCTION 165
A.4 COMPARISON BETWEEN LOCAL AND GLOBAL DIAGRAM SUBTRACTION SCHEMES 167
A.5 NLO CORRECTIONS TO THE INTEGRATED SQUARK DECAY WIDTH 168
B INVARIANT MASS DISTRIBUTION ENDPOINT RELATIONS 171
C CONSTRAINTS FROM CCBS FOR LARGE STAU LEFT-RIGHT MIXING 173
BIBLIOGRAPHY I
ACKNOWLEDGMENTS XXIII
|
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| spelling | Lindert, Jonas M. R. Verfasser aut Aspects of SUSY phenomenology at the LHC Jonas M. R. Lindert 2013 VII, 174, XXI S. graph. Darst. txt rdacontent n rdamedia nc rdacarrier München, Techn. Univ., Diss., 2013 (DE-588)4113937-9 Hochschulschrift gnd-content Erscheint auch als Online-Ausgabe urn:nbn:de:bvb:91-diss-20130712-1160795-0-7 http://mediatum.ub.tum.de/node?id=1160795 Verlag kostenfrei Volltext https://nbn-resolving.org/urn:nbn:de:bvb:91-diss-20130712-1160795-0-7 Resolving-System DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=026737716&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Lindert, Jonas M. R. Aspects of SUSY phenomenology at the LHC |
| subject_GND | (DE-588)4113937-9 |
| title | Aspects of SUSY phenomenology at the LHC |
| title_auth | Aspects of SUSY phenomenology at the LHC |
| title_exact_search | Aspects of SUSY phenomenology at the LHC |
| title_full | Aspects of SUSY phenomenology at the LHC Jonas M. R. Lindert |
| title_fullStr | Aspects of SUSY phenomenology at the LHC Jonas M. R. Lindert |
| title_full_unstemmed | Aspects of SUSY phenomenology at the LHC Jonas M. R. Lindert |
| title_short | Aspects of SUSY phenomenology at the LHC |
| title_sort | aspects of susy phenomenology at the lhc |
| topic_facet | Hochschulschrift |
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