11.10.2016
Andrzej Baran
(Uniwersytet Pedagogiczny, Kraków)
Gorące podkarły: pulsacje i planety
STRESZCZENIE
During my talk, I will review our current knowledge of subdwarf B stars, mostly focusing on these targets, which were, and are still being, observed from space. Twenty years of study of subdwarfs B stars revealed many pulsators and planetary hosts. Pulsations and planets will help us to constrain subdwarf's structure and ultimately their still not-well-kown evolution.
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O PRELEGENCIE
I graduated from Jagiellonian University receiving my master degree in astronomy. I received my PhD in astronomy from Nicolaus Copernicus University. I was a visiting scholar at Iowa State University followed by a postdoc research associate at Missouri State University. Once I was back in Krakow, I received my habilitation from University of Wroclaw. In 2015 I was appointed to be the Astronomy Head at the Pedagogical University of Krakow. In my work, I mainly focus on pulsating subdwarf B stars. I was lucky to detect many interesting features, like hybridity, very unstable modes, planets, which may help to uncover mysterious nature of those objects. The most extreme feature I discovered is a variable spacing in multiplets. Some of the features are still a challenge to theorists. I like traveling, history and meteorology.