Sergey Tsygankov
sergey.tsygankov@utu.fi +358 29 450 4519 +358 50 412 7281 Vesilinnantie 5 Turku |
- Discovery of a 0.8-mHz quasi-periodic oscillation in the transient X-ray pulsar SXP31.0 and associated timing transitions (2026)
- Astronomy and Astrophysics
- Discovery of energy-dependent phase variations in the polarization angle of Cen X-3 (2026)
- Astronomy and Astrophysics
- First detection of X-ray polarization from the long-period X-ray pulsar 4U 1954+319 (2026)
- Astronomy and Astrophysics
- IXPE observations of the blazar Mrk 501 in 2022: a multiwavelength view (2026)
- Monthly Notices of the Royal Astronomical Society
- Magnetic-field Order in the Southwestern Rim of RCW 86 Constrained Using X-Ray Polarimetry (2026)
- Astrophysical Journal
- NICER detection of a new candidate cyclotron line in the bursting X-ray pulsar GRO J1744–28 (2026)
- Astronomy and Astrophysics
- Polarization of reflected X-ray emission from the Sgr A molecular complex: Multiple flares, multiple sources? (2026)
- Astronomy and Astrophysics
- Super-Eddington accretion geometry : a remarkable stability of the hidden ultraluminous X-ray source Cygnus X-3 (2026)
- Astrophysical Journal
- Temporal evolution of the circumstellar disc orientation in the transient X-ray pulsar GRO J1008−57 (2026)
- Astronomy and Astrophysics
- A Systematic Study of Millihertz Quasiperiodic Oscillations in GS 1826−238 (2025)
- Astrophysical Journal



