Development and characterization of micro-pattern gas detectors for intense beams of hadrons:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
2012
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| Schlagworte: | |
| Online-Zugang: | Volltext https://nbn-resolving.org/urn:nbn:de:bvb:91-diss-20120704-1116653-1-5 Inhaltsverzeichnis |
| Beschreibung: | VIII, 148 S. Ill., graph. Darst. |
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| 100 | 1 | |a Vandenbroucke, Maxence |e Verfasser |4 aut | |
| 245 | 1 | 0 | |a Development and characterization of micro-pattern gas detectors for intense beams of hadrons |c Maxence Vandenbroucke |
| 264 | 1 | |c 2012 | |
| 300 | |a VIII, 148 S. |b Ill., graph. Darst. | ||
| 336 | |b txt |2 rdacontent | ||
| 337 | |b n |2 rdamedia | ||
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| 502 | |a München, Techn. Univ., Diss., 2012 ; Paris, Univ., Diss., 2012 | ||
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Datensatz im Suchindex
| _version_ | 1804150013478043648 |
|---|---|
| adam_text | IMAGE 1
CONTENTS
1 INTRODUCTION 1
2 THE MICRO-PATTERN GAS DETECTORS 3
2.1 INTRODUCTION TO MPGDS 3
2.1.1 HISTORY: FROM WIRE COUNTER TO MPGDS 3
2.1.2 OVERVIEW OF MPGD TECHNOLOGIES 5
2.2 BASIC PRINCIPLES OF MPGDS 11
2.3 FROM PRIMARY IONIZATION TO ELECTRICAL SIGNAL 12
2.3.1 PHYSICS OF IONIZATION 12
2.3.2 DRIFT, TRANSPORT AND DIFFUSION IN GAS 13
2.3.3 ELECTRON AMPLIFICATION IN INTENSE ELECTRIC FIELD: THE AVALANCHE
MECHANISM . . . 14 2.3.4 INDUCTION AND SIGNAL FORMATION ON THE READOUT
ELECTRODE, RAMO S THEOREM . . 15 2.4 FRONT-END ELECTRONICS AND
RECONSTRUCTION 18
2.4.1 FROM SIGNALS TO DATA; FRONT-END ELECTRONICS FOR MPGDS 18
2.4.2 OVERVIEW OF ANALOG FRONT-END READOUT ELECTRONICS FOR MPGDS 18
2.4.3 TRIGGER AND DIGITIZATION 22
2.5 FROM RAW DATA TO TRACK PARAMETERS: DATA RECONSTRUCTION 24
2.5.1 FROM RAW DATA TO HITS 24
2.5.2 POSITION FINDING ALGORITHM OR CLUSTERING 25
2.5.3 PATTERN RECOGNITION AND TRACK FITTING 26
2.6 INTRINSIC LIMITATION OF MPGDS AND THEIR ELECTRONICS 27
2.6.1 GAIN/RATE EMPIRICAL LIMITATION LAW 27
2.6.2 DISCHARGE MECHANISM 27
2.6.3 HIGH RATE EFFECTS 28
2.6.4 ELECTRONICS NOISE AND RECONSTRUCTION ERRORS 30
2.7 CHARACTERIZATION OF A MPGD, DEFINITIONS 36
2.7.1 GAIN 36
2.7.2 TRANSPARENCY... 37
2.7.3 IONBACKFLOW 37
2.7.4 ENERGY RESOLUTION 37
2.7.5 EFFICIENCY 37
2.7.6 SPATIAL RESOLUTION 38
2.7.7 TIME RESOLUTION 38
3 A GEM-TPC FOR HIGH RATE EXPERIMENTS 39
3.1 THE TIME PROJECTION CHAMBER 39
3.2 AGEMTPC 40
3.2.1 THE GAS ELECTRON MULTIPLIER 40
3.3 THE GEM-TPC DETECTORS 41
V
HTTP://D-NB.INFO/1032868708
IMAGE 2
CONTENTS
3.3.1 THE GEM-TPC TEST CHAMBER 42
3.3.2 ELECTRIC FIELD CONFIGURATION 43
3.3.3 GAS 43
3.4 THE LARGE PROTOTYPE AT FOPI 43
3.4.1 KRYPTON CALIBRATION 44
3.5 CHARACTERISTIC QUANTITIES AND NUMBERS FOR THE GEM-TPC PROTOTYPES 45
4 THE AFTER-BASED FRONT-END ELECTRONICS FOR THE GEM-TPC 47
4.1 THE AFTER CHIP 47
4.2 THE THEORETICAL PULSE SHAPE OF THE AFTER FEE 48
4.3 FRONT-END CARDS 49
4.4 GAIN CALIBRATION OF THE AFTER 49
4.4.1 PULSE INJECTION 50
4.5 NOISE CHARACTERIZATION AND ONLINE CORRECTION 50
4.5.1 ZERO SUPPRESSION 51
4.5.2 FIX PATTERN NOISE CORRECTION 51
4.5.3 NOISE PERFORMANCE 52
4.5.4 OCCUPANCY 53
4.6 POWER CONSUMPTION AND TEMPERATURE MEASUREMENT 53
4.7 CROSS-TALK MEASUREMENT 53
4.8 CHOICE BETWEEN THE FRONT-END CARDS 53
5 PULSE SHAPE ANALYSIS O F THE GEM-TPC 55
5.1 CALIBRATION OF THE AFTER TIME CONSTANT 55
5.2 AMPLITUDE CALCULATION AND EFFECT ON THE ENERGY RESOLUTION 56
5.2.1 SATURATION CUT 56
5.2.2 CLUSTER MERGING 57
5.2.3 IMPACT OF AMPLITUDE CALCULATION ON ENERGY RESOLUTION 57
5.2.4 IMPACT OF AMPLITUDE CALCULATION ON POSITION RECONSTRUCTION 57
5.3 TIME RECONSTRUCTION 60
5.4 CONCLUSION ON THE PULSE SHAPE ANALYSIS 62
6 THE GEM-TPC TEST CHAMBER DATA TAKING 63
6.1 TEST BENCH AND TRACKING DETECTORS 63
6.1.1 SILICON DETECTORS 64
6.1.2 GEM DETECTORS 64
6.1.3 TEST BENCH AND DETECTORS COORDINATES 64
6.2 COMMISSIONING OF THE TEST BENCH AT ELSA 64
6.2.1 CONDITIONS 64
6.3 CHARACTERIZATION WITH HIGH-ENERGY MUONS 67
6.3.1 SETUP AT COMPASS 67
6.4 CONCLUSION ON THE TEST CHAMBER CHARACTERIZATION 74
7 MICROMEGAS DETECTORS FOR THE COMPASS EXPERIMENT AT C E R N 75
7.1 THE COMPASS EXPERIMENT 75
7.1.1 HADRON AND MUON BEAM 76
7.1.2 OVERVIEW OF THE COMPASS SPECTROMETER 76
7.1.3 THE TRACKING DETECTORS OF COMPASS 77
7.2 THE COMPASS MICROMEGAS DETECTOR 79
7.2.1 GASEOUS AMPLIFICATION WITH MICROMEGAS 80
IMAGE 3
CONTENTS
7.2.2 CHARACTERISTICS OF THE COMPASS MICROMEGAS DETECTORS 82
7.2.3 UPGRADE FOR HADRON BEAM 84
7.2.4 LIMITATIONS OF MICROMEGAS DETECTORS 84
7 . 3 THE PIXEL MICROMEGAS DETECTORS FOR THE COMPASS-II EXPERIMENT 8 5
7.3.1 PIXEL MICROMEGAS REQUIREMENTS 86
7.3.2 COMPASS AND MPGDS 86
8 MICROMEGAS R&D FOR SPARK REDUCTION 89
8.1 MOTIVATION 89
8.2 TECHNOLOGIES 89
8.2.1 PRE-AMPLIFICATION WITH A GEM FOIL 89
8.2.2 RESISTIVE TECHNOLOGIES 90
8.3 SETUP AND PROTOTYPES 91
8.4 CHARACTERIZATION OF THE PROTOTYPES 92
8.4.1 GAIN AND ENERGY RESOLUTION 92
8.4.2 EXPERIMENTAL CONDITIONS AT THE T I L LINE OF THE
PROTON-SYNCHROTRON 98 8.4.3 DISCHARGE RATE MEASUREMENT IN A HADRON BEAM
98
8.4.4 EXPERIMENTAL CONDITIONS AT THE H4 BEAM LINE OF THE
SUPER-PROTON-SYNCHROTRON 100 8.4.5 RECONSTRUCTION AND ALIGNMENT 101
8.4.6 EFFICIENCY IN MUONS BEAM 102
8.4.7 SPATIAL RESOLUTION IN MUON BEAM 104
8.4.8 PERFORMANCES IN LOW ENERGY HADRON BEAM 107
8.5 CONCLUSION 110
9 SIMULATION O F THE GEM-MICROMEGAS DETECTOR 111
9.1 PRINCIPLE OF THE SIMULATION 112
9.1.1 OPTIMIZATION OF COMPUTATIONAL TIME 112
9.1.2 ELECTRIC FIELD FROM ANSYS 112
9.1.3 THE MAGBOLTZ PACKAGE 113
9.2 SIMULATION OF THE GEM-MICROMEGAS DETECTOR 113
9.2.1 GAIN OF THE GEM-MICROMEGAS DETECTOR 113
9.2.2 GAIN AND ELECTRON TRANSPARENCY OF THE GEM-MICROMEGAS DETECTOR 114
9.2.3 ION TRANSPARENCY AND ION FEEDBACK 115
9.2.4 DIFFUSION 117
10 THE PIXEL MICROMEGAS PROTOTYPES 119
10.1 INTRODUCTION 119
10.2 GENERAL CHARACTERISTICS 119
10.2.1 GEOMETRY 119
10.2.2 THE BULK FABRICATION 120
10.2.3 MATERIAL BUDGET 121
10.2.4 THE APVBASED READOUT ELECTRONICS 123
10.3 CHARACTERIZATION OF PIXEL MICROMEGAS PROTOTYPES AT COMPASS 126
10.3.1 METHODOLOGY 126
10.3.2 DATA SELECTION 126
10.3.3 EXPERIMENTAL CONDITIONS 126
10.3.4 EFFICIENCY MEASUREMENT 127
10.3.5 SPATIAL RESOLUTION 130
10.3.6 TIME RESOLUTION 133
10.4 OUTLOOK OF THE DEVELOPMENT OF THE PIXEL MICROMEGAS 136
VII
IMAGE 4
CONTENTS
11 CONCLUSION 137
VIII
|
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| spelling | Vandenbroucke, Maxence Verfasser aut Development and characterization of micro-pattern gas detectors for intense beams of hadrons Maxence Vandenbroucke 2012 VIII, 148 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier München, Techn. Univ., Diss., 2012 ; Paris, Univ., Diss., 2012 Mikrostruktur (DE-588)4131028-7 gnd rswk-swf Gasionisationsdetektor (DE-588)4615388-3 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Gasionisationsdetektor (DE-588)4615388-3 s Mikrostruktur (DE-588)4131028-7 s DE-604 Erscheint auch als Online-Ausgabe urn:nbn:de:bvb:91-diss-20120704-1116653-1-5 http://mediatum.ub.tum.de/node?id=1116653 Verlag kostenfrei Volltext https://nbn-resolving.org/urn:nbn:de:bvb:91-diss-20120704-1116653-1-5 Resolving-System DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=025688273&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Vandenbroucke, Maxence Development and characterization of micro-pattern gas detectors for intense beams of hadrons Mikrostruktur (DE-588)4131028-7 gnd Gasionisationsdetektor (DE-588)4615388-3 gnd |
| subject_GND | (DE-588)4131028-7 (DE-588)4615388-3 (DE-588)4113937-9 |
| title | Development and characterization of micro-pattern gas detectors for intense beams of hadrons |
| title_auth | Development and characterization of micro-pattern gas detectors for intense beams of hadrons |
| title_exact_search | Development and characterization of micro-pattern gas detectors for intense beams of hadrons |
| title_full | Development and characterization of micro-pattern gas detectors for intense beams of hadrons Maxence Vandenbroucke |
| title_fullStr | Development and characterization of micro-pattern gas detectors for intense beams of hadrons Maxence Vandenbroucke |
| title_full_unstemmed | Development and characterization of micro-pattern gas detectors for intense beams of hadrons Maxence Vandenbroucke |
| title_short | Development and characterization of micro-pattern gas detectors for intense beams of hadrons |
| title_sort | development and characterization of micro pattern gas detectors for intense beams of hadrons |
| topic | Mikrostruktur (DE-588)4131028-7 gnd Gasionisationsdetektor (DE-588)4615388-3 gnd |
| topic_facet | Mikrostruktur Gasionisationsdetektor Hochschulschrift |
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