The structure of the sun:
Gespeichert in:
| Format: | Tagungsbericht Buch |
|---|---|
| Sprache: | English |
| Veröffentlicht: |
Cambridge [u.a.]
Cambridge Univ. Press
1996
|
| Ausgabe: | 1. publ. |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XVII, 400 S. Ill., graph. Darst. |
| ISBN: | 0521563070 |
Internformat
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Datensatz im Suchindex
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| adam_text | THE STRUCTURE OF THE SUN VI CANARY ISLANDS WINTER SCHOOL OF ASTROPHYSICS
EDITED BY T. ROCA CORTES, UNIVERSITY OF LA LAGUNA,TENERIFE, SPAIN
ESANCHEZ,INSTITUTO DEASTROFISICA DE CANARIAS,TENERIFE,SPAIN CAMBRIDGE
UNIVERSITY PRESS CONTENTS LIST OF PARTICIPANTS XIII GROUP PHOTO XV
PREFACE XVII TECHNIQUES FOR OBSERVING SOLAR OSCILLATIONS 1 TIMOTHY M.
BROWN 1 ANALYSIS TOOLS AND THE SOLAR NOISE BACKGROUND 3 1.1 FOURIER
TRANSFORMS AND STATISTICS 3 1.2 THE SOLAR NOISE BACKGROUND 10 1.3 LIMITS
TO OBSERVABLE ACCURACY 11 2 INSTRUMENTATION FOR MEASURING SOLAR P-MODES
12 2.1 VELOCITY MEASUREMENTS 14 2.2 INTENSITY MEASUREMENTS 20 2.3
SUMMARY 23 3 ANALYSIS TOOLS FOR HEL1OSEISMOLOGY 23 3.1 SPATIAL ANALYSIS
24 3.2 TRANSPOSITION 30 3.3 TIME SERIES ANALYSIS & PEAK BAGGING 30 4
LOCAL ANALYSIS METHODS 33 4.1 FREQUENCIES VS. EIGENFUNCTIONS 34 4.2
SCATTERING, ABSORPTION, AND LIFETIMES 39 5 REFERENCES 44 TESTING A SOLAR
MODEL: THE FORWARD PROBLEM 47 JORGEN CHRISTENSEN-DALSGAARD 1
INTRODUCTION 49 1.1 A LITTLE HISTORY 49 1.2 DEFINITION OF THE FORWARD
PROBLEM 50 2 PHYSICS OF SOLAR MODELS 51 2.1 INTRODUCTION 51 2.2
MICROPHYSICS 52 2.3 MACROPHYSICS 56 2.4 STRUCTURE OF THE SOLAR
CONVECTION ZONE 58 2.5 OVERVIEW OF SOLAR STRUCTURE 59 VIII CONTENTS 3
PROPERTIES OFAD1ABAT1C OSCILLATIONS 61 3.1 INTRODUCTION 61 3.2 WHAT DO
THE OSCILLATION FREQUENCIES DEPEND ON? 62 3.3 SIMPLE P-MODE ASYMPTOTICS
64 3.4 PERTURBATION ANALYSIS OF EFFECTS OF MODEL CHANGES 70 4
APPLICATION TO MODELS AND OBSERVED FREQUENCIES. 79 4.1 EFFECTS OF
CHANGES IN THE SUPERADIABATIC REGION OF THE CONVECTION ZONE 81 4.2
OPACITY INCREASE NEAR THE BASE OF THE CONVECTION ZONE 82 4.3 DIFFUSION
AND SETTLING OF HELIUM 85 4.4 OPACITY DECREASE IN THE CORE 90 4.5 THE
BASE OF THE CONVECTION ZONE 93 4.6 THE EQUATION OF STATE 96 5 ANALYSIS
OF OBSERVED FREQUENCIES 101 5.1 ASYMPTOTIC ANALYSIS OF OBSERVED
FREQUENCIES 102 5.2 TEST OF THE EQUATION OF STATE 107 5.3 MATCHING THE
NEAR-SURFACE EFFECTS 113 6 TOWARDS THE STARS? 115 6.1 RJ BOOTIS 117 6.2
CONCLUDING REMARKS 125 7 REFERENCES 127 TESTING SOLAR MODELS: THE
INVERSE PROBLEM 141 DOUGLAS OOUGH FOREWORD 143 1 INTRODUCTION 144 1.1
ABOUT WHAT CAN THE EIGENFREQUENCIESTELL US? 148 1.2 WHAT CANNOT THE
EIGENFREQUENCIESTELL US? 149 2 THE IDEA OF INVERSION 151 3 ON
MODEL-CALIBRATION 155 4 DIRECT ASYMPTOTIC INVERSIONS 162 5 FORMULATING
LINEAR HELIOSEISM1C INVERSE PROBLEMS 171 CONTENTS IX 6
ON SOLVING LINEARIZED INVERSE PROBLEMS IN ONE DIMENSION 181 6.1
REGULARIZED LEAST-SQUARES FITTING (RLSF) 183 6.2 SPECTRAL EXPANSIONS AND
THE ANNIHILATOR 185 6.3 LINEARIZED ASYMPTOTIC INVERSIONS (LAI) 186 6.4
OPTIMALLY LOCALIZED AVERAGING (OLA) 187 6.5 UNCERTAINTY AND TRADEOFF 191
6.6 RLSF V OLA 194 6.7 ON THE REPRESENTATION OF LOCALIZED AVERAGES 198
6.8 THE DIRECT PRODUCT OF INVERSION ALGORITHMS 199 7 LINEARIZED
TWO-DIMENSIONAL INVERSIONS 201 7.1 SO-CALLED FULLY TWO-DIMENSIONAL
METHODS 203 7.2 HYBRID METHODS 203 7.3 ASYMPTOTIC INVERSIONS 206 7.4 1
1 INVERSIONS 206 7.5 A COMMENT 207 8 TOWARDS REALTSM 209 8.1 UNCERTAIN
INFLUENCE OF THE SURFACE LAYERS 210 8.2 CORRELATED ERRORS 212 8.3 ON THE
STRATIFICATION OF THE CONVECTION ZONE 214 8.4 MODE DISTORTION 220 9
REFERENCES 224 GLOBAL CHANGES IN THE SUN 231 J. R. KUHN 1 INTRODUCTION
233 2 SOME INTERESTING NON-ACOUSTIC OBSERVABLES 234 2.1 GLOBAL
OBSERVATIONS 234 2.2 SOLAR NEUTRINO VARIATIONS? 237 2.3 ANOTHER SOLAR
MODE? 239 3 INTERPRETING VELOCITY AND SHAPE DATA 240 3.1 LOWEST ORDER: A
HYDROSTATIC SUN 240 3.2 MEAN FLOWS 242 3.3 TURBULENT FLOWS 242 3.4
GENERATING MEAN FLOWS 244 X CONTENTS 4 INTERPRETING BRIGHTNESS DATA 246
4.1 TURBULENT HEAT FLOW 246 4.2 HOW MANY IRRADIANCE COMPONENTS? 247 4.3
IRRADIANCE OR LUMINOSITY CHANGES? 250 4.4 TIMESCALES 254 5 EXPERIMENTING
BELOW THE PHOTOSPHERE 258 5.1 HELIOSEISMIC TOOLS 258 5.2 ASPHERICITY 259
5.3 THE ASPHERICITY DATA AND SPLITTING COEFFICIENTS 260 5.4 MECHANISMS
264 6 NUMERICAL EXPERIMENTS, DEEP QUESTIONS? 266 6.1 NUMERICAL
EXPERIMENTS 266 6.2 DEEPER MECHANISMS? 270 6.3 MAGNETIC OR THERMAL
VARIATIONS? 274 6.4 TOP 10 LIST OF NEEDED DATA AND CALCULATIONS RELEVANT
TO THESE PROBLEMS 275 7 ACKNOWLEDGEMENTS 276 8 REFERENCES 276 SOLAR
INTERIOR AND SOLAR NEUTRINOS 279 JOHN N. BAHCALL 1 NUCLEAR FUSTON
REACTIONS IN THE SUN 281 2 THE CHLORINE SOLAR NEUTRINO EXPERIMENT 285 3
CHLORINE VERSUS KAMIOKANDE 289 4 GALLEX AND SAGE 293 5 REFERENCES 297
THE SOLAR MAGNETIC FIELD 299 EUGENE N. PARKER 1 INTRODUCTORY THEORETICAL
DYNAMICS OF ASTROPHYSTCAL PLASMAS AND FIELDS 301 CONTENTS XI 2 THE
ORIGIN OF THE MAGNETIC FTELD OF THE SUN 310 3 300000 GAUSS AZIMUTHAL
MAGNETIC FIELDS 320 3.1 THE AZIMUTHAL FIELD 320 3.2 THE BAROMETRIC
ORIGIN OF THE INTENSE FIELD 323 4 BRIGHTNESS VARIATION OF THE SUN 328 5
SOLAR AND STELLAR X-RAY EMISSION 336 6 REFERENCES 348 ACTIVITY IN THE
SOLAR ATMOSPHERE AS OBSERVED BY YOHKOH 353 YUTAKA UCHIDA ABSTRACT 355 1
GENERAL INTRODUCTION 355 1.1 THE SATELLITE YOHKOH 357 1.2 ADVANTAGES
OFYOHKOH OBSERVATIONS 358 2 THE ACTIVE REGTON CORONA REVEALED BY YOHKOH
. .360 2.1 INTRODUCTION*PREVIOUS NOTIONS ABOUT ACTIVE REGION CORONA 361
2.2 NEW OBSERVATION OF ACTIVE REGION CORONA BY YOHKOH 361 3 NEW CLUES TO
THE FLARE MECHANISM 367 3.1 INTRODUCTION * PREVIOUS NOTION ABOUT FLARES
367 3.2 OBSERVATIONS OF FLARES BY YOHKOH 368 4 OBSERVED PHENOMENA INTHE
BACKGROUND CORONA .383 4.1 INTRODUCTION * PREVIOUS NOTION OF THE CORONA
383 4.2 OBSERVATION OF THE BACKGROUND CORONA 384 5 BRIEF COMMENTS ON
GLOBAL FEATURES AND CYCLE PHASE-DEPENDENT PHENOMENA SUGGESTED BY YOHKOH
395 6 CONCLUSION 397 7 REFERENCES 397
|
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| spelling | The structure of the sun VI Canary Islands Winter School of Astrophysics. Ed. by T. Roca Cortés ... 1. publ. Cambridge [u.a.] Cambridge Univ. Press 1996 XVII, 400 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Neutrino (DE-588)4171614-0 gnd rswk-swf Seismologie (DE-588)4379341-1 gnd rswk-swf Sonne (DE-588)1236963652 gnd rswk-swf (DE-588)1071861417 Konferenzschrift 1994 Adeje gnd-content Sonne (DE-588)1236963652 g Seismologie (DE-588)4379341-1 s DE-604 Neutrino (DE-588)4171614-0 s Roca Cortés, Teodoro Sonstige oth Canary Islands Winter School of Astrophysics 6 1994 Adeje Sonstige (DE-588)5190880-3 oth GBV Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=007475202&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | The structure of the sun Neutrino (DE-588)4171614-0 gnd Seismologie (DE-588)4379341-1 gnd |
| subject_GND | (DE-588)4171614-0 (DE-588)4379341-1 (DE-588)1236963652 (DE-588)1071861417 |
| title | The structure of the sun |
| title_auth | The structure of the sun |
| title_exact_search | The structure of the sun |
| title_full | The structure of the sun VI Canary Islands Winter School of Astrophysics. Ed. by T. Roca Cortés ... |
| title_fullStr | The structure of the sun VI Canary Islands Winter School of Astrophysics. Ed. by T. Roca Cortés ... |
| title_full_unstemmed | The structure of the sun VI Canary Islands Winter School of Astrophysics. Ed. by T. Roca Cortés ... |
| title_short | The structure of the sun |
| title_sort | the structure of the sun |
| topic | Neutrino (DE-588)4171614-0 gnd Seismologie (DE-588)4379341-1 gnd |
| topic_facet | Neutrino Seismologie Sonne Konferenzschrift 1994 Adeje |
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