Driving mechanism in massive B-type pulsators
W. A. Dziembowski (Warsaw Univerity Observatory)
TL;DR
This paper reviews the current understanding of the driving mechanisms behind pulsations in massive B-type stars, specifically Beta Cephei and SPB stars, highlighting recent developments and ongoing challenges.
Contribution
It provides a comprehensive overview of the latest insights into the pulsation driving mechanisms in massive B-type pulsators, integrating recent observational and theoretical advances.
Findings
Identification of the opacity mechanism as the driver of pulsations
Recent models explaining mode excitation in Beta Cephei and SPB stars
Outstanding challenges in fully understanding pulsation driving processes
Abstract
After a historical introduction, I present the current status of our understanding of the mechanism responsible for pulsation in Beta Cephei and SPB stars.
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Taxonomy
TopicsStellar, planetary, and galactic studies · High-pressure geophysics and materials · Pulsars and Gravitational Waves Research