Jari Kajava - UTU Tutkimustietojärjestelmä - UTU Tutkimustietojärjestelmä

Jari Kajava

Tuorla Observatory (Department of Physics and Astronomy)

jari.kajava@utu.fi

Vesilinnantie 5

Turku

Publications

4 of 5

Black hole spin-orbit misalignment in the x-ray binary MAXI J1820+070 (2022)
- Science
Poutanen Juri, Veledina Alexandra, Berdyugin Andrei V., Berdyugina Svetlana V., Jermak Helen, Jonker Peter G., Kajava Jari J. E., Kosenkov Ilia A., Kravtsov Vadim, Piirola Vilppu, Shrestha Manisha, Torres Manuel A. P., Tsygankov Sergey S.
(A1 Refereed original research article in a scientific journal)
Observations of a radio-bright, X-ray obscured GRS 1915+105 (2021)
- Monthly Notices of the Royal Astronomical SocietyAstrophysical Journal Letters
Motta SE, Kajava JJE, Giustini M, Williams DRA, Del Santo M, Fender R, Green DA, Heywood I, Rhodes L, Segreto A, Sivakoff G, Woudt PA
(A1 Refereed original research article in a scientific journal)
The INTEGRAL view on black hole X-ray binaries (2021)
- New Astronomy Reviews
Motta S.E., Rodriguez J., Jourdain E., Del Santo M., Belanger G., Cangemi F., Grinberg V., Kajava J.J.E., Kuulkers E., Malzac J., Pottschmidt K., Roques J.P., Sánchez-Fernández C., Wilms J.
(A1 Refereed original research article in a scientific journal)
Burst-induced coronal cooling in GS 1826-24 The clock wagging its tail (2020)
- Astronomy and Astrophysics
Sanchez-Fernandez C, Kajava JJE, Poutanen J, Kuulkers E, Suleimanov VF
(A1 Refereed original research article in a scientific journal)
Rapid spectral transition of the black hole binary V404 Cygni (2020)
- Astronomy and Astrophysics
J. J. E. Kajava, C. Sánchez-Fernández, J. Alfonso-Garzón, S. E. Motta, A. Veledina
(A1 Refereed original research article in a scientific journal)
Evolving optical polarisation of the black hole X-ray binary MAXI J1820+070 (2019)
- Astronomy and Astrophysics
Alexandra Veledina, Andrei V. Berdyugin, Ilia A. Kosenkov, Jari J.E. Kajava, Sergey S. Tsygankov, Vilppu Piirola, Svetlana V. Berdyugina, Takeshi Sakanoi, Masato Kagitani, Vadim Kravtsov, Juri Poutanen
(A1 Refereed original research article in a scientific journal)
Hard-state Accretion Disk Winds from Black Holes: The Revealing Case of MAXI J1820+0702019
Munoz-Darias T, Jimenez-Ibarra F, Panizo-Espinar G, Casares J, Sanchez DM, Ponti G, Fender RP, Buckley DAH, Garnavich P, Torres MAP, Padilla MA, Charles PA, Corral-Santana JM, Kajava JJE, Kotze EJ, Littlefield C, Sanchez-Sierras J, Steeghs D, Thomas J, Thomas J
(A1 Refereed original research article in a scientific journal)
HR 10: a main-sequence binary with circumstellar envelopes around both components (2019)
- Astronomy and AstrophysicsMonthly Notices of the Royal Astronomical Society
B. Montesinos, C. Eiroa, J. Lillo-Box, I. Rebollido, A. A. Djupvik, O. Absil, S. Ertel, L. Marion,
J. J. E. Kajava, S. Redfield, H. Isaacson, H. Cánovas, G. Meeus, I. Mendigutía, A. Mora,
P. Rivière-Marichalar, E. Villaver, J. Maldonado,T. Henning
(A1 Refereed original research article in a scientific journal)
X-ray dips and a complex UV/X-ray cross-correlation function in the black hole candidate MAXI J1820+070 (2019)
- Monthly Notices of the Royal Astronomical Society: Letters
Kajava J.J.E., Motta S.E., Sanna A., Veledina A., Del Santo M., Segreto A.
(A1 Refereed original research article in a scientific journal)
First measurements of linear polarization of MAXI J1820+070 (2018) Astronomer's Telegram A. Berdyugin, A. Veledina, I. Kosenkov, J. Poutanen, S. Tsygankov, J.J.E. Kajava, M. Kagitani, T. Sakanoi
(D2 Article in a professional compilation book)
The December 2015 re-brightening of V404 Cygni Variable absorption from the accretion disc outflow (2018)
- Astronomy and Astrophysics
Kajava JJE, Motta SE, Sanchez-Fernandez C, Kuulkers E
(A1 Refereed original research article in a scientific journal)
Variable polarisation and Doppler tomography of PSR J1023+0038-Evidence for the magnetic propeller during flaring?Long-term optical and X-ray variability of the Be/X-ray binary H 1145-619: Discovery of an ongoing retrograde density wave (2018)
- Monthly Notices of the Royal Astronomical Society
Hakala P, Kajava JJE
(A1 Refereed original research article in a scientific journal)
Basic parameters of the helium-accreting X-ray bursting neutron star in 4U 1820-302017
Suleimanov VF, Kajava JJE, Molkov SV, Nattila J, Lutovinov AA, Werner K, Poutanen J
(A1 Refereed original research article in a scientific journal)
Expanding hot flow in the black hole binary SWIFT J1753.5-0127: evidence from optical timing (2017)
- Monthly Notices of the Royal Astronomical Society
Veledina A, Gandhi P, Hynes R, Kajava JJE, Tsygankov SS, Revnivtsev MG, Durant M, Poutanen J
(A1 Refereed original research article in a scientific journal)
Flux decay during thermonuclear X-ray bursts analysed with the dynamic power-law index method (2017)
- Astronomy and AstrophysicsAstronomy and Astrophysics
Kuuttila J, Kajava JJE, Nattila J, Motta SE, Sanchez-Fernandez C, Kuulkers E, Cumming A, Poutanen J
(A1 Refereed original research article in a scientific journal)
Hard X-ray variability of V404 Cygni during the 2015 outburstSwift observations of V404 Cyg during the 2015 outburst: X-ray outflows from super-Eddington accretion (2017)
- Astronomy and Astrophysics
Sanchez-Fernandez C, Kajava JJE, Motta SE, Kuulkers E
(A1 Refereed original research article in a scientific journal)
2017
- Astronomy and Astrophysics
Alfonso-Garzon J, Fabregat J, Reig P, Kajava JJE, Sanchez-Fernandez C, Townsend LJ, Mas-Hesse JM, Crawford SM, Kretschmar P, Coe MJ
(A1 Refereed original research article in a scientific journal)
Neutron star mass and radius measurements from atmospheric model fits to X-ray burst cooling tail spectra (2017)
- Astronomy and Astrophysics
J. Nättilä, M. C. Miller, A. W. Steiner, J. J. E. Kajava, V. F. Suleimanov, J. Poutanen
(A1 Refereed original research article in a scientific journal)
Studying the accretion geometry of EXO 2030+375 at luminosities close to the propeller regime (2017)
Furst F, Kretschmar P, Kajava JJE, Alfonso-Garzan J, Kuhnel M, Sanchez-Fernandez C, Blay P, Wilson-Hodge CA, Jenke P, Kreykenbohm I, Pottschmidt K, Wilms J, Rothschild RE
(A1 Refereed original research article in a scientific journal)
(2017)
- Monthly Notices of the Royal Astronomical Society
Motta SE, Kajava JJE, Sanchez-Fernandez C, Beardmore AP, Sanna A, Page KL, Fender R, Altamirano D, Charles P, Giustini M, Knigge C, Kuulkers E, Oates S, Osborne JP
(A1 Refereed original research article in a scientific journal)