Measurement of the top quark mass in the dilepton final state using the Matrix Element method:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
Berlin [u.a.]
Springer
2010
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| Schriftenreihe: | Springer Theses
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| Schlagworte: | |
| Online-Zugang: | Inhaltstext Inhaltsverzeichnis |
| Beschreibung: | IX, 148 S. Ill., graph. Darst. |
| ISBN: | 9783642140693 |
Internformat
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| 245 | 1 | 0 | |a Measurement of the top quark mass in the dilepton final state using the Matrix Element method |c Alexander Grohsjean |
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Datensatz im Suchindex
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| adam_text |
CONTENTS 1 INTRODUCTION 1 REFERENCES 3 2 EXPERIMENTAL ENVIRONMENT 5 2.1
THE TEVATRON ACCELERATOR COMPLEX 5 2.2 THE D0 EXPERIMENT 7 2.2.1 THE
COORDINATE SYSTEM 8 2.2.2 THE TRACKING SYSTEM 8 2.2.3 THE CALORIMETER 10
2.2.4 THE MUON SPECTROMETER 11 2.2.5 THE LUMINOSITY MONITORS 13 2.2.6
THE TRIGGER SYSTEM AND DATA ACQUISITION 14 REFERENCES 16 3 EVENT
RECONSTRUCTION AND SIMULATION 17 3.1 TRACKS 17 3.2 VERTICES 18 3.2.1
PRIMARY VERTEX 18 3.2.2 SECONDARY VERTEX 18 3.3 ELECTRONS 18 3.4 MUONS
19 3.5 CALIBRATION OF CHARGED LEPTONS 20 3.6 JETS 21 3.7 JET ENERGY
SCALE 22 3.7.1 OVERALL JET ENERGY SCALE 22 3.7.2 BOTTOM QUARK JET ENERGY
SCALE 27 3.7.3 JET ENERGY RESOLUTION 29 3.8 MISSING TRANSVERSE ENERGY $
T 29 3.9 DATA QUALITY 29 3.10 MONTE CARLO SIMULATION 30 REFERENCES 30
BIBLIOGRAFISCHE INFORMATIONEN HTTP://D-NB.INFO/1002961939 DIGITALISIERT
DURCH VIII CONTENTS 4 THE TOP QUARK AND THE CONCEPT OF MASS 33 4.1 THE
TOP QUARK WITHIN THE STANDARD MODEL 33 4.2 TOP QUARK PRODUCTION 35 4.3
TOP QUARK DECAY 37 4.3.1 DILEPTON CHANNEL 38 4.3.2 LEPTON + JETS CHANNEL
39 4.3.3 ALLJETS CHANNEL 39 4.4 THE CONCEPT OF MASS 39 4.5 RELEVANCE OF
THE TOP QUARK MASS 40 4.6 MEASUREMENT METHODS OF THE TOP QUARK MASS 41
4.6.1 INDIRECT CONSTRAINTS 42 4.6.2 RECONSTRUCTION OF DECAY PRODUCTS 42
4.6.3 MEASUREMENTS OF THE FT CROSS SECTION 42 REFERENCES 43 5 THE MATRIX
ELEMENT METHOD 45 5.1 EVENT LIKELIHOOD 45 5.2 PROCESS LIKELIHOOD 46 5.3
DESCRIPTION OF THE DETECTOR RESPONSE 47 5.3.1 PARAMETERIZATION OF THE
JET ENERGY RESOLUTION 50 5.3.2 PARAMETERIZATION OF THE MUON MOMENTUM
RESOLUTION . 58 5.3.3 PARAMETERIZATION OF THE T LEPTON DECAY 60 5.4
PARAMETERIZATION OF THE TOP PAIR TRANSVERSE MOMENTUM 62 5.5 CALCULATION
OF THE SIGNAL LIKELIHOOD 64 5.6 NORMALIZATION OF THE SIGNAL LIKELIHOOD
67 5.7 CALCULATION OF THE BACKGROUND LIKELIHOOD 68 5.8 NORMALIZATION AND
PERFORMANCE OF THE BACKGROUND LIKELIHOOD. 70 5.9 LIKELIHOOD EVALUATION
70 5.10 ENSEMBLE TESTING 72 REFERENCES 74 6 MEASUREMENT OF THE TOP QUARK
MASS 77 6.1 DATA SAMPLES AND EVENT SELECTION 77 6.2 PARTON-LEVEL STUDIES
81 6.2. CONTENTS IX 6.3.3 VALIDATION OF THE INTEGRATION OVER THE TOP
PAIR TRANSVERSE MOMENTUM 101 6.3.4 CALIBRATION FOR RUN HA AND RUN LIB
102 6.4 MEASUREMENT 105 6.5 SYSTEMATIC UNCERTAINTIES 107 6.5.1 DETECTOR
MODELING 108 6.5.2 PHYSICS MODELING 110 6.5.3 UNCERTAINTIES FROM THE
MEASUREMENT METHOD 112 6.5.4 SUMMARY OF SYSTEMATIC UNCERTAINTIES 113 6.6
COMBINATION OF THE RUN ILA AND RUN LIB MASS MEASUREMENTS . . 113 6.6.1
THE BEST LINEAR UNBIASED METHOD 113 6.6.2 COMBINATION 115 REFERENCES 117
7 IMPROVED MASS MEASUREMENT 119 7.1 MOTIVATION 119 7.2 MODIFICATIONS 120
7.2.1 EVENT LIKELIHOODS 121 7.2.2 NORMALIZATION OF THE JET TRANSFER
FUNCTIONS 121 7.2.3 LIKELIHOOD EVALUATION 122 7.3 PARTON-LEVEL STUDIES
123 7.3.1 MONTE CARLO SAMPLES 123 7.3.2 NORMALIZATION '. 123 7.3.3
SIGNAL-ONLY STUDIES 123 7.3.4 STUDIES INCLUDING (Z - TT) JJ AND (Z -»
TT) BB EVENTS . . 128 7.3.5 STUDIES INCLUDING (Z - TT) JJ AND WWJJ
EVENTS 135 REFERENCES 135 8 CONCLUSION 137 8.1 SUMMARY AND
INTERPRETATION 137 8.2 OUTLOOK 140 REFERENCES 141 APPENDICES 143 A |
| any_adam_object | 1 |
| author | Grohsjean, Alexander 1978- |
| author_GND | (DE-588)138359350 |
| author_facet | Grohsjean, Alexander 1978- |
| author_role | aut |
| author_sort | Grohsjean, Alexander 1978- |
| author_variant | a g ag |
| building | Verbundindex |
| bvnumber | BV036738138 |
| classification_rvk | UO 5710 |
| ctrlnum | (OCoLC)680670218 (DE-599)DNB1002961939 |
| dewey-full | 539.72167 |
| dewey-hundreds | 500 - Natural sciences and mathematics |
| dewey-ones | 539 - Modern physics |
| dewey-raw | 539.72167 |
| dewey-search | 539.72167 |
| dewey-sort | 3539.72167 |
| dewey-tens | 530 - Physics |
| discipline | Physik Geographie |
| format | Thesis Book |
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| isbn | 9783642140693 |
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| physical | IX, 148 S. Ill., graph. Darst. |
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| spelling | Grohsjean, Alexander 1978- Verfasser (DE-588)138359350 aut Measurement of the top quark mass in the dilepton final state using the Matrix Element method Alexander Grohsjean Berlin [u.a.] Springer 2010 IX, 148 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Springer Theses Zugl.: München, Univ., Diss., 2009 t-Quark (DE-588)4185791-4 gnd rswk-swf Tevatron (DE-588)4577796-2 gnd rswk-swf Masse Physik (DE-588)4169025-4 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content t-Quark (DE-588)4185791-4 s Masse Physik (DE-588)4169025-4 s Tevatron (DE-588)4577796-2 s DE-604 text/html http://deposit.dnb.de/cgi-bin/dokserv?id=3484459&prov=M&dok_var=1&dok_ext=htm Inhaltstext DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=020655646&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Grohsjean, Alexander 1978- Measurement of the top quark mass in the dilepton final state using the Matrix Element method t-Quark (DE-588)4185791-4 gnd Tevatron (DE-588)4577796-2 gnd Masse Physik (DE-588)4169025-4 gnd |
| subject_GND | (DE-588)4185791-4 (DE-588)4577796-2 (DE-588)4169025-4 (DE-588)4113937-9 |
| title | Measurement of the top quark mass in the dilepton final state using the Matrix Element method |
| title_auth | Measurement of the top quark mass in the dilepton final state using the Matrix Element method |
| title_exact_search | Measurement of the top quark mass in the dilepton final state using the Matrix Element method |
| title_full | Measurement of the top quark mass in the dilepton final state using the Matrix Element method Alexander Grohsjean |
| title_fullStr | Measurement of the top quark mass in the dilepton final state using the Matrix Element method Alexander Grohsjean |
| title_full_unstemmed | Measurement of the top quark mass in the dilepton final state using the Matrix Element method Alexander Grohsjean |
| title_short | Measurement of the top quark mass in the dilepton final state using the Matrix Element method |
| title_sort | measurement of the top quark mass in the dilepton final state using the matrix element method |
| topic | t-Quark (DE-588)4185791-4 gnd Tevatron (DE-588)4577796-2 gnd Masse Physik (DE-588)4169025-4 gnd |
| topic_facet | t-Quark Tevatron Masse Physik Hochschulschrift |
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| work_keys_str_mv | AT grohsjeanalexander measurementofthetopquarkmassinthedileptonfinalstateusingthematrixelementmethod |