LEADER 04710nam 2200493 450 001 996499860503316 005 20230414064327.0 010 $a9783031194894$b(electronic bk.) 010 $z9783031194887 035 $a(MiAaPQ)EBC7150319 035 $a(Au-PeEL)EBL7150319 035 $a(CKB)25504483300041 035 $a(PPN)266350682 035 $a(EXLCZ)9925504483300041 100 $a20230414d2022 uy 0 101 0 $aeng 135 $aurcnu|||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aObservational imprints of binary evolution on B- and Be-star populations /$fJulia Bodensteiner 210 1$aCham, Switzerland :$cSpringer,$d[2022] 210 4$d©2022 215 $a1 online resource (141 pages) 225 1 $aSpringer theses 311 08$aPrint version: Bodensteiner, Julia Observational Imprints of Binary Evolution on B- and Be-Star Populations Cham : Springer International Publishing AG,c2023 9783031194887 320 $aIncludes bibliographical references and index. 327 $aIntro -- 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 -- References -- 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 -- References -- 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. 327 $a4.4.3 A Detailed Spectroscopic Analysis of HR 6819 -- 4.4.4 The Component Masses in HR 6819 -- 4.5 Revealing the Configuration of HR 6819 with Interferometry -- 4.6 A Possible Evolutionary History of HR 6819 -- 4.7 Discussion -- References -- 5 The Young Massive Small Magellanic Cloud Cluster NGC 330 Observed with MUSE -- 5.1 Introductory Remarks -- 5.2 The Search for Binary Interaction Products -- 5.3 The Young Massive SMC Cluster NGC 330 -- 5.4 Multi-epoch MUSE Spectroscopy of NGC 330 -- 5.4.1 Observations, Data Reduction and Spectral Extraction -- 5.4.2 The Stellar Content of NGC 330 -- 5.4.3 Radial Velocities, Multiplicity Criteria and the Bias Correction -- 5.4.4 The Multiplicity Properties of NGC 330 -- 5.5 Particular Systems of Interest -- 5.6 Comparison to Previous Observational Studies -- 5.6.1 Cluster Core Versus Outskirts -- 5.6.2 Comparison to Other B-star Populations -- 5.7 Comparison to Models -- 5.8 Discussion -- References -- 6 Summary and Future Work -- 6.1 Summary -- 6.2 Future Prospects -- 6.2.1 The Search for Be Stars with MS Companions -- 6.2.2 The Rotational Velocities of Cluster Stars -- 6.2.3 Binary Interaction Products at Different Cluster Ages and Different Metallicity Environments -- References -- Index. 410 0$aSpringer theses. 606 $aAccretion (Astrophysics) 606 $aBe stars 606 $aDouble stars$xEvolution 615 0$aAccretion (Astrophysics) 615 0$aBe stars. 615 0$aDouble stars$xEvolution. 676 $a523.841 700 $aBodensteiner$b Julia$01270951 801 0$bMiAaPQ 801 1$bMiAaPQ 801 2$bMiAaPQ 912 $a996499860503316 996 $aObservational Imprints of Binary Evolution on B- and Be-Star Populations$92993933 997 $aUNISA