Vilppu Piirola
piirola@utu.fi Väisäläntie 20 Kaarina |
- A Two-week IXPE Monitoring Campaign on Mrk 421 (2025)
- Astrophysical Journal
- High Optical-to-X-Ray Polarization Ratio Reveals Compton Scattering in BL Lacertae’s Jet (2025)
- Astrophysical Journal Letters
- High-precision broadband linear polarimetry of early-type binaries V. The binary system HD 165052 in the open cluster NGC 6530 (2025)
- Astronomy and Astrophysics
- IXPE observation of the low-synchrotron peaked blazar S4 0954+65 during an optical-X-ray flare (2025)
- Astronomy and Astrophysics
- Characterization of High-polarization Stars and Blazars with DIPOL-1 at Sierra Nevada Observatory (2024)
- The Astronomical Journal
- IOP4, the Interactive Optical Photo-Polarimetric Python Pipeline (2024)
- The Astronomical Journal
- Searching for magnetic fields in featureless white dwarfs with the DIPOL-UF polarimeter at the Nordic Optical Telescope (2024)
- Astronomy and Astrophysics
- Studying geometry of the ultraluminous X-ray pulsar Swift J0243.6+6124 using X-ray and optical polarimetry (2024)
- Astronomy and Astrophysics
- X-Ray and Multiwavelength Polarization of Mrk 501 from 2022 to 2023 (2024)
- Astrophysical Journal
- Discovery of magnetic fields in five DC white dwarfs (2023)
- Astronomy and Astrophysics
- High-precision broadband linear polarimetry of early-type binaries : III. AO Cassiopeiae revisited (2023)
- Astronomy and Astrophysics
- High-precision broadband linear polarimetry of early-type binaries: IV. The DH Cephei binary system in the open cluster of NGC 7380 (2023)
- Astronomy and Astrophysics
- Limiting the accretion disc light in two mass transferring hot subdwarf binaries (2023)
- Monthly Notices of the Royal Astronomical Society
- Optical polarization monitoring of the black-hole candidate Swift J1727.8-1613 #16245 (2023) Astronomer’s Telegram Kravtsov V., Nitindala A. P., Veledina A., Berdyugin A., Poutanen J., Piirola V.
- Peering into the tilted heart of Cyg X-1 with high-precision optical polarimetry (2023)
- Astronomy and Astrophysics
- Black hole spin-orbit misalignment in the x-ray binary MAXI J1820+070 (2022)
- Science
- Highly sensitive search for magnetic fields in white dwarfs using broad-band circular polarimetry (2022)
- Astronomy and Astrophysics
- Optical polarization signatures of black hole X-ray binaries (2022)
- Monthly Notices of the Royal Astronomical Society
- Polarimetry of M-type asteroids in the context of their surface composition (2022)
- Astronomy and Astrophysics
- Whence the Interstellar Magnetic Field Shaping the Heliosphere? (2022)
- Astrophysical Journal Supplement