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Konstantin Postnov

Researcher at Kazan Federal University

Publications -  344
Citations -  7390

Konstantin Postnov is an academic researcher from Kazan Federal University. The author has contributed to research in topics: Neutron star & Pulsar. The author has an hindex of 42, co-authored 334 publications receiving 6481 citations. Previous affiliations of Konstantin Postnov include Sternberg Astronomical Institute & Astronomical Institute.

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The Evolution of Compact Binary Star Systems

TL;DR: The formation and evolution of compact binary stars consisting of white dwarfs, neutron stars, and black holes are reviewed, including their role as progenitors of cosmologically-important thermonuclear SN Ia and AM CVn-stars, which are thought to be the best verification binary GW sources for future low-frequency GW space interferometers.
Journal ArticleDOI

Theory of quasi-spherical accretion in X-ray pulsars

TL;DR: In this article, a model for quasi-spherical subsonic accretio n onto slowly rotating magnetized neutron stars is constructed, where the accr eting matter subsonically settles down onto the rotating magnetosphere forming an extended quasi-static shell, mediating the angular momentum removal from the rotating neutron star magnetosphere during spindown episodes by large-scale convective motions.
Proceedings ArticleDOI

XIPE: the x-ray imaging polarimetry explorer

P. Soffitta, +421 more
- 01 Jan 2016 - 
TL;DR: The X-ray Imaging Polarimetry Explorer (XIPE) as discussed by the authors is a mission dedicated to Xray Astronomy which is in a competitive phase A as fourth medium size mission of ESA (M4).
Journal ArticleDOI

Discovery of a flux-related change of the cyclotron line energy in Her X-1

TL;DR: In this paper, the authors present the results of ten years of repeated measurements of the Cyclotron Resonance Scattering Feature (CRSF) in the spectrum of the binary X-ray pulsar Her X-1 and report the discovery of a positive correlation of the centroid energy of this absorption feature in pulse phase averaged spectra with source luminosity.
Journal ArticleDOI

Formation and coalescence of relativistic binary stars: the effect of kick velocity

TL;DR: In this paper, Monte Carlo calculations of the modern scenario for binary stellar evolution, and taking account of the spin evolution of magnetized compact stars (the "scenario machine") were used to compute for the first time the number of galactic binary pulsars with different companion types [OB star, white dwarf (WD), neutron star (NS), black hole (BH), or planet] assuming various phenomenological distributions for kick velocities of newborn NSs.