Hot stars in globular clusters:
Gespeichert in:
1. Verfasser: | |
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Format: | Buch |
Sprache: | English |
Veröffentlicht: |
2000
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Schlagworte: | |
Online-Zugang: | Inhaltsverzeichnis |
Beschreibung: | Erlangen-Nürnberg, Univ., Habil.-Schr., 2000 |
Beschreibung: | II, 142 S. graph. Darst. |
Internformat
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Datensatz im Suchindex
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adam_text |
CONTENTS
ABSTRACT I
GLOSSARY 1
1 HISTORICAL BACKGROUND 3
2 ANALYSIS METHODS 7
2.1 EFFECTIVE TEMPERATURE. 7
2.2 SURFACE GRAVITY. 8
2.3 SIMULTANEOUS DETERMINATION OF TEFT AND LOG G. 8
2.4 MODEL ATMOSPHERES. 9
3 HORIZONTAL BRANCH STARS IN METAL-POOR GLOBULAR CLUSTERS - FIRST
RESULTS AND PROB
LEMS 11
3.1 GAPS AND BLUE TAILS. 11
3.2 M 15. 15
3.2.1 OBSERVATIONS AND DATA REDUCTION. 15
3.2.2 ATMOSPHERIC PARAMETERS. 21
3.2.3 INTERSTELLAR REDDENING . 24
3.2.4 EVOLUTIONARY STATUS. 24
3.2.5 DETERMINATION OF THE STELLAR MASSES. 26
3.2.6 POSSIBLE ERRORS. 27
3.3 NGC 6752 . 28
3.3.1 OBSERVATIONS AND DATA REDUCTION . 28
3.3.2 MODEL ATMOSPHERES. 33
3.3.3 ATMOSPHERIC PARAMETERS. 35
3.3.4 HELIUM ABUNDANCES. 38
3.3.5 MASSES. 40
3.3.6 EVOLUTIONARY STATUS . 41
3.3.7 DISCUSSION. 42
3.4 RESULTS FROM OTHER ANALYSES BY END OF 1998 . 43
4 HORIZONTAL BRANCH STARS IN METAL-POOR GLOBULAR CLUSTERS - A SOLUTION?
48
4.1 HELIUM MIXING IN RED GIANTS. 49
4.2 DIFFUSION AND ABUNDANCE ANOMALIES IN BLUE HB STARS. 55
4.3 DISTANCES TO GLOBULAR CLUSTERS. 57
4.4 HOT HB STARS IN NGC6752 . 62
4.4.1 NEW OBSERVATIONS AND THEIR REDUCTION. 62
4.4.2 NEW ATMOSPHERIC PARAMETERS. 63
4.4.3 IRON ABUNDANCES. 68
L
BIBLIOGRAFISCHE INFORMATIONEN
HTTP://D-NB.INFO/959886281
T
4.4.4 DISCUSSION. 72
5 HORIZONTAL BRANCH STARS IN METAL-RICH GLOBULAR CLUSTERS 76
5.1 NGC 6388 AND NGC 6441 . 79
5.1.1 ATMOSPHERIC PARAMETERS. 80
5.1.2 POSSIBLE ERRORS AND DISCREPANCIES. 82
5.1.3 DISCUSSION. 85
5.2 47 TUC AND NGC 362 . 86
5.2.1 ATMOSPHERIC PARAMETERS. 87
5.2.2 DISCUSSION. 89
5.3 CONCLUSIONS. 91
6 UV BRIGHT STARS IN GLOBULAR CLUSTERS 92
6.1 OBSERVATIONS AND DATA REDUCTION. 94
6.2 ATMOSPHERIC PARAMETERS AND MASSES. 95
6.2.1 VERY HOT UV BRIGHT STARS. 95
6.2.2 COOLER UV BRIGHT STARS. 96
6.2.3 LUMINOSITIES AND MASSES. 96
6.3 DISCUSSION. 98
6.4 CONCLUSIONS. 100
7 ABUNDANCE PATTERNS OF UV BRIGHT STARS IN GLOBULAR CLUSTERS 102
7.1 OBSERVATIONS AND DATA REDUCTION. 104
7.1.1 UV SPECTROSCOPY. 104
7.1.2 OPTICAL HIGH RESOLUTION SPECTRA. 105
7.1.3 EQUIVALENT WIDTHS . 106
7.2 ATMOSPHERIC PARAMETERS. 106
7.3 ABUNDANCE ANALYSIS . 106
7.4 DISCUSSION. ILL
8 WHITE DWARFS IN GLOBULAR CLUSTERS 115
8.1 OBSERVATIONS AND DATA REDUCTION . 116
8.2 ATMOSPHERIC PARAMETERS. 118
8.3 THE DISTANCE TO NGC 6397 . 119
8.4 CONCLUSIONS. 120
9 SUMMARY 121
REFERENCES 125
A EVOLUTION OF LOW-MASS STARS 133
B PHOTOMETRIC SYSTEMS AND DEFINITIONS 136
C MODEL ATMOSPHERES 138 |
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author | Möhler, Sabine |
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format | Book |
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id | DE-604.BV013308294 |
illustrated | Illustrated |
indexdate | 2024-10-09T18:10:52Z |
institution | BVB |
language | English |
oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-009074006 |
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owner | DE-29 DE-29T |
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physical | II, 142 S. graph. Darst. |
publishDate | 2000 |
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spelling | Möhler, Sabine Verfasser aut Hot stars in globular clusters von Sabine Moehler 2000 II, 142 S. graph. Darst. txt rdacontent n rdamedia nc rdacarrier Erlangen-Nürnberg, Univ., Habil.-Schr., 2000 Heißer Stern (DE-588)4252840-9 gnd rswk-swf Kugelhaufen (DE-588)4298254-6 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Heißer Stern (DE-588)4252840-9 s Kugelhaufen (DE-588)4298254-6 s DE-604 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=009074006&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
spellingShingle | Möhler, Sabine Hot stars in globular clusters Heißer Stern (DE-588)4252840-9 gnd Kugelhaufen (DE-588)4298254-6 gnd |
subject_GND | (DE-588)4252840-9 (DE-588)4298254-6 (DE-588)4113937-9 |
title | Hot stars in globular clusters |
title_auth | Hot stars in globular clusters |
title_exact_search | Hot stars in globular clusters |
title_full | Hot stars in globular clusters von Sabine Moehler |
title_fullStr | Hot stars in globular clusters von Sabine Moehler |
title_full_unstemmed | Hot stars in globular clusters von Sabine Moehler |
title_short | Hot stars in globular clusters |
title_sort | hot stars in globular clusters |
topic | Heißer Stern (DE-588)4252840-9 gnd Kugelhaufen (DE-588)4298254-6 gnd |
topic_facet | Heißer Stern Kugelhaufen Hochschulschrift |
url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=009074006&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
work_keys_str_mv | AT mohlersabine hotstarsinglobularclusters |