Sergey Tsygankov
sergey.tsygankov@utu.fi +358 29 450 4519 +358 50 412 7281 Vesilinnantie 5 Turku |
- A Systematic Study of Millihertz Quasiperiodic Oscillations in GS 1826−238 (2025)
- Astrophysical Journal
- A Two-week IXPE Monitoring Campaign on Mrk 421 (2025)
- Astrophysical Journal
- Continuous evolution of the polarization properties in the transient X-ray pulsar RX J0440.9+4431/LS V +44 17 (2025)
- Astronomy and Astrophysics
- Discovery of a bimodal luminosity distribution in the persistent Be/X-ray pulsar 2RXP J130159.6-635806 (2025)
- Astronomy and Astrophysics
- Exploring polarization and geometry in the X-ray pulsar 4U 1538-52 (2025)
- Astronomy and Astrophysics
- Gamma-ray lines, electron-positron annihilation, and possible radio emission in X-ray pulsars (2025)
- Monthly Notices of the Royal Astronomical Society
- High Optical-to-X-Ray Polarization Ratio Reveals Compton Scattering in BL Lacertae’s Jet (2025)
- Astrophysical Journal Letters
- IXPE observation of the low-synchrotron peaked blazar S4 0954+65 during an optical-X-ray flare (2025)
- Astronomy and Astrophysics
- Measuring the Magnetic Field Strength of a Transient X-ray Pulsar 4U 1901+03 by Its Variability on Different Time Scales (2025)
- Astronomy Letters / Pis'ma v Astronomicheskii Zhurnal
- Multiwavelength monitoring and reverberation mapping of NGC 2617 at deepest minimum with a sharp upward turn during 2021-2024 (2025)
- Monthly Notices of the Royal Astronomical Society
- Optical and near-infrared polarization of the black hole X-ray binary A0620-00 in quiescence (2025)
- Astronomy and Astrophysics
- Physics of strong magnetism with eXTP (2025)
- SCIENCE CHINA Physics, Mechanics and Astronomy
- Probing the polarized emission from the accretion-powered pulsar 4U 1907+09 with IXPE (2025)
- Astronomy and Astrophysics
- Propeller effect in action: Unveiling quenched accretion in the transient X-ray pulsar 4U 0115+63 (2025)
- Astronomy and Astrophysics
- Revealing two orthogonally polarized spectral components in Vela X-1 with IXPE (2025)
- Astronomy and Astrophysics
- The enhanced X-ray Timing and Polarimetry mission—eXTP for launch in 2030 (2025)
- SCIENCE CHINA Physics, Mechanics and Astronomy
- Variability of X-ray polarization of Cyg X-1 (2025)
- Astronomy and Astrophysics
- X-Ray Polarimetry in the Low-statistics Regime Using the Bayesian Approach Reveals Polarization Angle Variations (2025)
- Astrophysical Journal
- X-Ray Polarization Detection of the Pulsar Wind Nebula in G21.5-0.9 with IXPE (2025)
- Astrophysical Journal
- X-Ray Polarization of the High-synchrotron-peak BL Lacertae Object 1ES 1959+650 during Intermediate and High X-Ray Flux States (2025)
- Astrophysical Journal



