Properties of the cosmic mass distribution: halos, environments and galaxies
Gespeichert in:
| 1. Verfasser: | |
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| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
2012
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| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XIV, 153 S. Ill., graph. Darst. |
Internformat
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Datensatz im Suchindex
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| adam_text | IMAGE 1
C O N T E N T S
1 I N T R O D U C T I O N 1
2 B A C K G R O U N D T H E O R Y 7
2.1 THE STANDARD COSMOLOGICAL FRAMEWORK 7
2.1.1 THE FRIEDMANN-ROBERTSON-WALKER METRIC 7
2.1.2 THE EQUATIONS OF MOTION FOR THE EXPANDING UNIVERSE 8
2.1.3 EQUATIONS OF THE FLUID AND SOLUTION TO FRIEDMANN EQUATIONS . . . 8
2.2 COSMIC DENSITY FIELDS 9
2.2.1 THE DENSITY FIELD 9
2.2.2 CORRELATION FUNCTION 9
2.2.3 MASS VARIANCE 10
2.2.4 THE HALO MASS FUNCTION 10
2.3 FORMATION OF STRUCTURES 11
2.3.1 LINEAR THEORY FOR STRUCTURE FORMATION 11
2.3.2 ZEL DOVICH APPROXIMATION 12
2.3.3 SPHERICAL COLLAPSE 13
2.4 TIDAL TORQUE THEORY 14
3 M A S S A N D REDSHIFT D E P E N D E N C E O F H A L O P A R A M E T E
R S 1 7
3.1 INTRODUCTION 17
3.2 NUMERICAL SIMULATIONS 19
3.2.1 HALO PARAMETERS 20
3.2.2 RELAXED - UNRELAXED HALOES 22
3.3 CONCENTRATION: MASS AND REDSHIFT DEPENDENCE 24
3.3.1 UNDERSTANDING THE CONCENTRATION EVOLUTION 25
3.4 HALO SHAPES 30
3.5 HALO SPIN PARAMETER 32
3.6 DISCUSSION AND CONCLUSIONS 35
3.7 APPENDIX A: DETAILED VALUES FOR THE PARAMETERS OF THE DIFFERENT FITS
PRE SENTED IN THE CHAPTER 37
4 D A R K M A T T E R HALOS A T H I G H REDSHIFT 4 1
4.1 INTRODUCTION 41
4.2 NUMERICAL SIMULATIONS 44
4.2.1 HALO PROPERTIES 45
4.3 RESULTS 47
4.3.1 CONCENTRATIONS: MASS, SCATTER AND REDSHIFT DEPENDENCE 47
4.3.2 MASS ACCRETION IN SPHERES 53
4.3.3 HALO SPIN PARAMETER AND ANGULAR MOMENTUM 55
4.4 SUMMARY AND DISCUSSION 60
4.5 APPENDIX A: NUMERICAL CONVERGENCE CHECKS 62
VIII
HTTP://D-NB.INFO/103467546X
IMAGE 2
CONTENTS IX
4.6 APPENDIX B: RELAXATION TIME OF HALOES 63
5 T H E M A S S A R O U N D DARK M A T T E R HALOS 6 7
5.1 INTRODUCTION 67
5.2 NUMERICAL PROCEDURES 69
5.2.1 SIMULATIONS 69
5.2.2 IDENTIFICATION OF HALOES AND DOMAINS 70
5.3 RESULTS 71
5.3.1 HALO AND DOMAIN MASS RELATION 71
5.3.2 DIFFERENT VALUES OF M T H 75
5.3.3 THE MEAN DENSITY PROFILE OF HALOES AND DOMAINS 76
5.3.4 DOMAIN AND HALO MASS ACCRETION HISTORY 79
5.3.5 HALO ENVIRONMENTS FROM THEIR DOMAINS 83
5.4 SUMMARY AND DISCUSSION 86
6 T H E C O S M I C M A S S D E N S I T Y FIELD 8 9
6.1 INTRODUCTION 89
6.2 METHODS 91
6.2.1 OUTLINE 91
6.2.2 THE UNDERLYING GROUP CATALOG AND THE CONSTRUCTION OF $(FJ, M,) .
92 6.2.3 NUMERICAL SIMULATIONS AND THE ESTIMATION OF RJ(R, M ) 94
6.2.4 RECONSTRUCTION 98
6.3 RESULTS 100
6.3.1 GENERAL PROPERTIES 100
6.3.2 MEAN MASS DENSITY 104
6.3.3 CORRELATION FUNCTIONS 106
6.3.4 STATISTICS OF COUNTS IN SPHERES 107
6.3.5 CHARACTERISATION OF ENVIRONMENTS 110
6.4 DISCUSSION AND CONCLUSIONS I L L
7 G A L A X Y GROUPS I N T H E S D S S 1 1 7
7.1 INTRODUCTION 117
7.2 GROUP IDENTIFICATION METHOD 120
7.3 THE DATA SAMPLE 126
7.4 RESULTS 127
7.4.1 STELLAR MASS 127
7.4.2 CHARACTERISTIC LUMINOSITY 131
7.4.3 RICHNESS 132
7.4.4 EFFECTS OF VARYING THE MASS FUNCTION 134
7.4.5 TESTS AGAINST MOCK CATALOGS 135
7.5 SUMMARY AND DISCUSSION 140
|
| any_adam_object | 1 |
| author | Muñoz Cuartas, Juan Carlos |
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| building | Verbundindex |
| bvnumber | BV040491815 |
| ctrlnum | (OCoLC)828784368 (DE-599)GBV726581054 |
| dewey-full | 523.1 |
| dewey-hundreds | 500 - Natural sciences and mathematics |
| dewey-ones | 523 - Specific celestial bodies and phenomena |
| dewey-raw | 523.1 |
| dewey-search | 523.1 |
| dewey-sort | 3523.1 |
| dewey-tens | 520 - Astronomy and allied sciences |
| discipline | Physik |
| format | Thesis Book |
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| indexdate | 2024-07-10T00:24:54Z |
| institution | BVB |
| language | English |
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| physical | XIV, 153 S. Ill., graph. Darst. |
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| spelling | Muñoz Cuartas, Juan Carlos Verfasser (DE-588)102699540X aut Properties of the cosmic mass distribution halos, environments and galaxies von Juan Muñoz Cuartas 2012 XIV, 153 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Potsdam, Univ., Diss., 2012 Dunkle Materie (DE-588)4230260-2 gnd rswk-swf Galaktischer Halo (DE-588)4155813-3 gnd rswk-swf Dunkle Energie (DE-588)7589166-9 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Dunkle Energie (DE-588)7589166-9 s Dunkle Materie (DE-588)4230260-2 s Galaktischer Halo (DE-588)4155813-3 s DE-604 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=025338788&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Muñoz Cuartas, Juan Carlos Properties of the cosmic mass distribution halos, environments and galaxies Dunkle Materie (DE-588)4230260-2 gnd Galaktischer Halo (DE-588)4155813-3 gnd Dunkle Energie (DE-588)7589166-9 gnd |
| subject_GND | (DE-588)4230260-2 (DE-588)4155813-3 (DE-588)7589166-9 (DE-588)4113937-9 |
| title | Properties of the cosmic mass distribution halos, environments and galaxies |
| title_auth | Properties of the cosmic mass distribution halos, environments and galaxies |
| title_exact_search | Properties of the cosmic mass distribution halos, environments and galaxies |
| title_full | Properties of the cosmic mass distribution halos, environments and galaxies von Juan Muñoz Cuartas |
| title_fullStr | Properties of the cosmic mass distribution halos, environments and galaxies von Juan Muñoz Cuartas |
| title_full_unstemmed | Properties of the cosmic mass distribution halos, environments and galaxies von Juan Muñoz Cuartas |
| title_short | Properties of the cosmic mass distribution |
| title_sort | properties of the cosmic mass distribution halos environments and galaxies |
| title_sub | halos, environments and galaxies |
| topic | Dunkle Materie (DE-588)4230260-2 gnd Galaktischer Halo (DE-588)4155813-3 gnd Dunkle Energie (DE-588)7589166-9 gnd |
| topic_facet | Dunkle Materie Galaktischer Halo Dunkle Energie Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=025338788&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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