OBSERVATIONAL IMPRINTS OF BINARY EVOLUTION ON BAND BE-STAR POPULATIONS [electronic resource].

Format:

Book

Author/Creator:

Bodensteiner, Julia.

Series:

Springer Theses Ser.

Language:

English

Genre:

Electronic books.

Physical Description:

1 online resource

Place of Publication:

[S.l.] : SPRINGER INTERNATIONAL PU, 2023.

Contents:

Intro

Supervisor's Foreword

Preface

Context

Scope of This Work

Overview

Acknowledgements

Contents

Acronyms

1 Scientific Context

1.1 Introduction

1.2 The Evolution of Massive Stars

1.2.1 Uncertain Physics in Stellar Evolution Theory

1.2.2 Stellar Populations

1.3 The Effect of Binarity on Stellar Evolution

1.3.1 Different Binary Evolution Pathways

1.3.2 Observational Constraints on Initial Multiplicity Properties of Massive Stars

1.3.3 Predicted Occurrence and Properties of Binary Interaction Products

1.4 Observational Characteristics of Binary Interaction Products

1.5 Classical Be Stars

1.6 Motivation and Open Questions

References

2 Spectroscopy of Massive Stars

2.1 Stellar Spectroscopy

2.2 Single-object Échelle Spectroscopy

2.3 Integral-Field Spectroscopy

2.4 Extraction of Spectra in 3D Data Cubes

2.5 Radial Velocity Measurements

2.6 Determination of Stellar Parameters

3 On the Apparent Lack of Massive Be Stars with Main-Sequence Companions

3.1 Introductory Remarks

3.2 The Origin of the Rapid Rotation of Be Stars

3.3 A Literature Search for Be Stars with MS Companions

3.4 The Reported Multiplicity Statistics of Early-Type Be Stars

3.5 Possible Detection Biases in the Search for Be+MS Binaries

3.6 Be Stars as Binary Interaction Products

4 The Post-interaction Be + Stripped Star Binary HR6819

4.1 Introductory Remarks

4.2 The Importance of Individual Systems Like HR6819

4.2.1 In the Context of Be Star Formation

4.2.2 In the Context of the Search for Quiescent Black Holes

4.3 HR 6819 as Triple System Hosting a Black Hole

4.4 HR 6819 as Post-interaction Binary System

4.4.1 Spectral Variability and the Orbit of the System

4.4.2 Spectral Disentangling

4.4.3 A Detailed Spectroscopic Analysis of HR 6819

4.4.4 The Component Masses in HR 6819

4.5 Revealing the Configuration of HR 6819 with Interferometry

4.6 A Possible Evolutionary History of HR 6819

4.7 Discussion

5 The Young Massive Small Magellanic Cloud Cluster NGC 330 Observed with MUSE

5.1 Introductory Remarks

5.2 The Search for Binary Interaction Products

5.3 The Young Massive SMC Cluster NGC 330

5.4 Multi-epoch MUSE Spectroscopy of NGC 330

5.4.1 Observations, Data Reduction and Spectral Extraction

5.4.2 The Stellar Content of NGC 330

5.4.3 Radial Velocities, Multiplicity Criteria and the Bias Correction

5.4.4 The Multiplicity Properties of NGC 330

5.5 Particular Systems of Interest

5.6 Comparison to Previous Observational Studies

5.6.1 Cluster Core Versus Outskirts

5.6.2 Comparison to Other B-star Populations

5.7 Comparison to Models

5.8 Discussion

6 Summary and Future Work

6.1 Summary

6.2 Future Prospects

ISBN:

9783031194894

3031194896

OCLC:

1352623682

Access Restriction:

Restricted for use by site license.