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astro-ph.HE2025
The Influence of the Accretion Disc Structure on X-ray Spectral States in Symbiotic Binaries
Jesús A. Toalá, Diego A. Vasquez-Torres
Symbiotic stars are binary systems where a white dwarf (WD) accretes material from the wind of an evolved, late-type companion. X-ray-emitting symbiotic systems are classified into…
astro-ph.HE2025
Tiānguān ( Tau) as a binary system consisting of a Be-star and an accreting White Dwarf: opening a gate to understanding enigmatic Cas analogues
Jesús A. Toalá, Lidia M. Oskinova, Diego A. Vasquez-Torres
The analogues of Cassiopea are binary early type Be stars which are X-ray bright with hard thermal spectra. The nature of companions in these stars and mechanisms of their X-ra…