KP
K. Postnov
astro-ph.HEastro-phastro-ph.SRgr-qcastro-ph.COhep-phastro-ph.GAastro-ph.IMphysics.flu-dynAM CVn stars
On Valency
published · living versionsW_cysfnubj·v1 · currentpublished
The second data release from the European Pulsar Timing Array: IV. Implications for massive black holes, dark matter and the early Universe
with J. Antoniadis, P. Arumugam, S. Arumugam, P. Auclair +109
1 version
W_gvrp5v77·v1published
Preprints & journals
179 papers in the corpus · 1995–2026Primordial black holes2610.10750v1 · V.I. Dokuchaev, Yu.N. Eroshenko, V.V. Nikulin et al.2026 · 0 citationsarXiv
Wolf-Rayet stars and black holes: mass distributions and evolutionary connection2609.09032v1 · I.A. Shaposhnikov, K.A. Postnov, A.M. Cherepashchuk2026 · 0 citationsarXiv
Effect of post-recombination accretion on primordial binary black hole mergers within virialized dark matter halos2607.06737v1 · A. Konovalov, K. Postnov2026 · 0 citationsarXiv
A thousand looks at X Persei: X-ray spectroscopy at high time resolution2606.09579v1 · G. Sanjurjo-Ferr'in, J. M. Torrej'on, J. J. Rodes-Roca et al.2026 · 0 citationsarXiv
The radial velocity curve for HeII emission cannot be used for component mass determination in SS4332602.14978v1 · A.V. Dodin, K.A. Postnov, A.M. Cherepashchuk2026 · 2 citationsarXiv
Double white dwarf ZTF J0538+1953 as the brightest verification binary for space laser interferometers2511.01651v1 · Serguey Antipin, Alexander Belinski, Leonid Berdnikov et al.2025 · 0 citationsarXiv
Empirical correlation between masses of black holes and Wolf-Rayet stars derived from their mass distributions in spectroscopic binaries2509.19981v1 · Konstantin Postnov, Ivan Shaposhnikov, Anatol Cherepashchuk2025 · 0 citationsarXiv
Low-frequency spectra of neutron star + OB supergiant binaries: Does wind density drive persistent and flaring modes of accretion?2508.04375v3 · J. van den Eijnden, L. Sidoli, M. D'iaz Trigo et al.2025 · 0 citationsMon Not R Astron Soc (2025) 862-880
Unique microquasar SS433: new results, new issues2506.01106v1 · A.M. Cherepashchuk, A.V. Dodin, K.A. Postnov2025 · 7 citationsPhys. Usp. 68 (10) (2025)
Traces of wobbling accretion disk in X-ray pulsar Her X-1 from observations of the ART-XC telescope of the SRG observatory2505.07438v1 · V.M. Revnivtsev (1, K.A. Postnov, S.V. Molkov et al.2025 · 2 citationsarXiv
Transient narrow high-velocity absorptions in the stationary spectra of SS4332503.01698v1 · A.V.Dodin, K.A.Postnov, A.M.Cherepashchuk et al.2025 · 0 citationsarXiv
Progress of the TianQin project2502.11328v1 · Jun Luo, Shaojun Bai, Yan-Zheng Bai et al.2025 · 69 citationsarXiv
Pulsar timing and polarimetry: results and perspectives2502.00080v1 · Konstantin A. Postnov, Nataliya K. Porayko, Maxim S. Pshirkov2025 · 5 citationsPhysics-Uspekhi, No2 (2025)
Cyclical accretion regime change in the slow X-ray pulsar 4U 0114+65 observed with Chandra2501.08702v2 · Graciela Sanjurjo-Ferr'in, Jose Miguel Torrej'on, Konstantin Postnov et al.2025 · 3 citationsA&A 694, A192 (2025)
Searches for signatures of ultra-light axion dark matter in polarimetry data of the European Pulsar Timing Array2412.02232v1 · N. K. Porayko, P. Usynina, J. Terol-Calvo et al.2024 · 5 citationsarXiv
Stripping of a neutron star in a close binary system in a pair with a black hole2410.12541v1 · Nikita Kramarev, Alexander Kuranov, Andrey Yudin et al.2024 · 2 citationsAstronomy Letters 50, 302-316 (2024)
Revealing the state transition of Cen X-3 at high spectral resolution with Chandra2409.13320v1 · Graciela Sanjurjo-Ferr'in, Jose Miguel Torrej'on, Lida Oskinova et al.2024 · 5 citationsarXiv
Primordial Intermediate-mass Binary Black Holes as Targets for Space Laser Interferometers2407.16373v1 · Konstantin Postnov, Ilya Chekh (SAI MSU)2024 · 1 citationarXiv
Optical Identification and Spectroscopic Redshift Measurements of 216 Galaxy Clusters from the SRG/eROSITA All-Sky Survey2403.18625v1 · I. A. Zaznobin, R. A. Burenin, A. A. Belinski et al.2024 · 3 citationsAstronomy Letters 49 (2023) 599-620
Spectroscopic Searches for Evolutionary Orbital Period Changes in WR+OB Binaries: the Case of WR 127 (Hen 3-1772)2403.06473v1 · I.A. Shaposhnikov, A.M. Cherepashchuk, A.V. Dodin et al.2024 · 7 citationsarXiv
Elusive hot stripped helium stars in the Galaxy I. Evolutionary stellar models in the gap between subdwarfs and Wolf-Rayet stars2401.00802v1 · L. Yungelson, A. Kuranov, K. Postnov et al.2024 · 0 citationsarXiv
Astrophysical appearances of primordial black holes2309.16246v1 · Konstantin Postnov, Aleksandre Kuranov, Nikita Mitichkin2023 · 0 citationsarXiv
Probing the nature of the X-ray source IGR J16327-4940 with Chandra2309.09850v1 · L. Sidoli, V. Sguera, K. Postnov et al.2023 · 0 citationsarXiv
Spectroscopic Searches for Evolutionary Orbital Period Changes in WR+OB Binaries: the case of V444 Cyg2309.08386v1 · I. Shaposhnikov, A. Cherepashchuk, A. Dodin et al.2023 · 8 citationsarXiv
The first mm detection of a neutron star high-mass X-ray binary2308.06021v2 · J. van den Eijnden, L. Sidoli, M. Diaz Trigo et al.2023 · 2 citationsarXiv
The second data release from the European Pulsar Timing Array: IV. Implications for massive black holes, dark matter and the early Universe2306.16227v2 · J. Antoniadis, P. Arumugam, S. Arumugam et al.2023 · 67 citationsarXivon Valency
Evolutionary Increase of the orbital Separation and Change of the Roche Lobe Size in SS4332305.07093v1 · Anatol Cherepashchuk, Alexander Belinski, Alexander Dodin et al.2023 · 13 citationsarXiv
Spectroscopic Searches for Evolutionary Orbital Period Changes in WR+OB Binaries: The case of CQ Cep and CX Cep2305.07105v1 · I. Shaposhnikov, A. Cherepashchuk, A. Dodin et al.2023 · 9 citationsarXiv
Antistars as possible sources of antihelium cosmic rays2304.04623v4 · Andrey Bykov (Ioffe PTI), Konstantin Postnov, Alexander Bondar (Budker INP) et al.2023 · 11 citationsarXiv
On the primordial binary black hole mergings in LIGO-Virgo-Kagra data2302.06981v1 · Konstantin Postnov, Nikita Mitichkin (SAI MSU)2023 · 8 citationsarXiv
Gravitational wave astronomy: astrophysical and cosmological inferences2211.03142v1 · Konstantin Postnov, Nikita Mitichkin (SAI MSU)2022 · 0 citationsarXiv
On the appearance of non-local MRI in Keplerian accretion discs2210.15337v2 · Nikolay Shakura (SAI MSU), Konstantin Postnov (SAI MSU), Dmitry Kolesnikov et al.2022 · 7 citationsPhys. Usp. 66 (12) (2023)
Search for pre-burst emission from binary neutron star mergers with Spectrum-Roentgen-Gamma2209.00716v1 · I.A. Mereminskiy, A.A. Lutovinov, K.A. Postnov et al.2022 · 1 citationarXiv
Phase-resolved spectroscopic analysis of the eclipsing black hole X-ray binary M33 X-7: System properties, accretion, and evolution2208.07773v1 · V. Ramachandran, L. M. Oskinova, W.-R. Hamann et al.2022 · 23 citationsA&A 667, A77 (2022)
Discovery and origin of the radio emission from the multiple stellar system KQVel2207.14075v1 · P. Leto, L.M. Oskinova, C.S. Buemi et al.2022 · 5 citationsarXiv
Evidence for neutron star triaxial free precession in Her X-1 from Fermi/GBM pulse period measurements2204.06408v1 · Dmitry Kolesnikov, Nikolai Shakura, Konstantin Postnov2022 · 11 citationsarXiv
Populations of ultraluminous X-ray sources in galaxies: origin and evolution2112.14833v1 · A.G. Kuranov, K.A. Postnov, L.R. Yungelson2021 · 4 citationsPublished in Astronomy Letters, 2021, V. 47, No. 12
X-ray luminosity function of accreting neutron stars and black holes2110.03255v2 · K.A. Postnov (SAI MSU), A.G. Kuranov (SAI MSU), L.R. Yungelson (INASAN RAS) et al.2021 · 0 citationsarXiv
X-ray signature of antistars in the Galaxy2109.12699v4 · A.E. Bondar (Budker INP), S.I. Blinnikov (ITEP), A.M. Bykov (Ioffe PTI) et al.2021 · 13 citationsJCAP 03 (2022) 009
eROSITA calibration and performance verification phase: High-mass X-ray binaries in the Magellanic Clouds2108.11517v1 · F. Haberl, C. Maitra, S. Carpano et al.2021 · 15 citationsA&A 661, A25 (2022)
First tidal disruption events discovered by SRG/eROSITA: X-ray/optical properties and X-ray luminosity function at z<0.62108.02449v2 · S. Sazonov, M. Gilfanov, P. Medvedev et al.2021 · 159 citationsarXiv
Discovery of orbital Eccentricity and Evidence for orbital Period Increase of SS4332107.09005v1 · A.M. Cherepashchuk, A.A. Belinski, A.V. Dodin et al.2021 · 31 citationsarXiv
Peculiar X-ray transient SRGA J043520.9+552226/AT2019wey discovered with SRG/ART-XC2107.05588v1 · I.A. Mereminskiy, A.V. Dodin, A.A. Lutovinov et al.2021 · 14 citationsA&A 661, A32 (2022)
Detecting the intrinsic X-ray emission from the O-type donor star and the residual accretion in a Supergiant Fast X-ray Transient during its faintest state2106.14909v1 · L. Sidoli, K. Postnov, L. Oskinova et al.2021 · 4 citationsA&A 654, A131 (2021)
X-ray emission from magnetized neutron star atmospheres at low mass accretion rates. I. Phase-averaged spectrum2104.06802v1 · E. Sokolova-Lapa, M. Gornostaev, J. Wilms et al.2021 · 47 citationsA&A 651, A12 (2021)
On the nature of the 35-day cycle in HZ Her/Her X-12103.01820v4 · N. I. Shakura, D. A. Kolesnikov, K. A. Postnov2021 · 1 citationarXiv
Observations of Her X-1 in low states during SRG/eROSITA all-sky survey2102.12983v1 · N. I. Shakura, D. A. Kolesnikov, P. S. Medvedev et al.2021 · 9 citationsA&A 648, A39 (2021)
Coalescing primordial binary black holes with log-normal mass spectrum2101.02475v1 · Konstantin Postnov, Alexander Dolgov (Novosibirsk U.), Nikita Mitichkin et al.2021 · 2 citationsarXiv
X-ray variability of the HMXB Cen X-3: evidence for inhomogeneous accretion flows2012.11683v1 · Graciela Sanjurjo-Ferr'in, Jose Miguel Torrej'on, Konstantin Postnov et al.2020 · 20 citationsarXiv
Primordial Black holes and Modification of Zeldovich-Novikov Mechanism2011.14385v1 · A.D. Dolgov, K.A. Postnov2020 · 0 citationsarXiv
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