Search results
- 1.0587981 - ASÚ 2025 RIV GB eng J - Journal Article
Peißker, F. - Zajaček, M. - Labaj, M. - Thomkins, L. - Elbe, A. - Eckart, A. - Labadie, L. - Karas, Vladimír - Sabha, N. B. - Steiniger, L. - Melamed, M.
The evaporating massive embedded stellar cluster IRS 13 close to Sgr A*. II. kinematic structure.
Astrophysical Journal. Roč. 970, č. 1 (2024), č. článku 74. ISSN 0004-637X. E-ISSN 1538-4357
R&D Projects: GA ČR(CZ) GX21-06825X; GA MŠMT LM2023047
Institutional support: RVO:67985815
Keywords : supermassive black holes * galactic center * younger stellar object * young massive clusters * intermediate-mass black holes
OECD category: Astronomy (including astrophysics,space science)
Impact factor: 4.9, year: 2022
Method of publishing: Open access
Permanent Link: https://hdl.handle.net/11104/0355053File Download Size Commentary Version Access 587981.pdf 0 4.2 MB Publisher’s postprint open-access - 2.0587646 - ASÚ 2025 RIV US eng J - Journal Article
Ferrazzoli, R. - Prokhorov, D. - Bucciantini, N. - Dovčiak, Michal - Karas, Vladimír … Total 102 authors
Discovery of a shock-compressed magnetic field in the Northwestern rim of the young supernova remnant RX J1713.7–3946 with X-ray polarimetry.
Astrophysical Journal Letters. Roč. 967, č. 2 (2024), č. článku L38. ISSN 2041-8205. E-ISSN 2041-8213
Institutional support: RVO:67985815
Keywords : X-ray astronomy * polarimetry * supernova remnants
OECD category: Astronomy (including astrophysics,space science)
Impact factor: 7.9, year: 2022
Method of publishing: Open access
Permanent Link: https://hdl.handle.net/11104/0354764File Download Size Commentary Version Access 587646.pdf 0 1.8 MB Publisher’s postprint open-access - 3.0587496 - ASÚ 2025 RIV FR eng J - Journal Article
Peissker, F. - Zajaček, M. - Melamed, M. - Ali, B. - Singhal, M. - Dassel, T. - Eckart, A. - Karas, Vladimír
Candidate young stellar objects in the S-cluster: Kinematic analysis of a subpopulation of the low-mass G objects close to Sgr A.
Astronomy & Astrophysics. Roč. 686, June (2024), č. článku A235. ISSN 0004-6361. E-ISSN 1432-0746
Institutional support: RVO:67985815
Keywords : supermassive black-hole * event horizon telescope * sagittarius a-asterisk * milky-way * continuum observations * luminosity function * stars: black holes * stars: formation * galaxies: star formation
OECD category: Astronomy (including astrophysics,space science)
Impact factor: 6.5, year: 2022
Method of publishing: Open access
Permanent Link: https://hdl.handle.net/11104/0354774File Download Size Commentary Version Access 587496.pdf 0 11.9 MB Publisher’s postprint open-access - 4.0586882 - ASÚ 2025 RIV US eng J - Journal Article
Heyl, J. - Taverna, R. - Turolla, R. - Dovčiak, Michal - Karas, Vladimír … Total 101 authors
The detection of polarized X-ray emission from the magnetar 1E 2259+586.
Monthly Notices of the Royal Astronomical Society. Roč. 257, č. 4 (2024), s. 12219-12231. ISSN 0035-8711. E-ISSN 1365-2966
Institutional support: RVO:67985815
Keywords : polarization * polarimetric techniques * magnetars
OECD category: Astronomy (including astrophysics,space science)
Impact factor: 4.8, year: 2022
Method of publishing: Open access
Permanent Link: https://hdl.handle.net/11104/0354251File Download Size Commentary Version Access 586882.pdf 0 3.2 MB Publisher’s postprint open-access - 5.0586709 - ASÚ 2025 RIV US eng J - Journal Article
Pasham, D. R. - Tombesi, F. - Suková, Petra - Karas, Vladimír … Total 36 authors
A case for a binary black hole system revealed via quasi-periodic outflows.
Science Advances. Roč. 10, č. 13 (2024), č. článku eadj8898. ISSN 2375-2548. E-ISSN 2375-2548
Grant - others:AV ČR(CZ) LQ100032102
Program: Prémie Lumina quaeruntur
Institutional support: RVO:67985815
Keywords : radiation pressure instability * active galactic nuclei * photon imaging camera
OECD category: Astronomy (including astrophysics,space science)
Impact factor: 13.6, year: 2022
Method of publishing: Open access
Permanent Link: https://hdl.handle.net/11104/0354150File Download Size Commentary Version Access 586709.pdf 1 4 MB Publisher’s postprint open-access - 6.0586243 - ASÚ 2025 RIV GB eng J - Journal Article
Kopáček, Ondřej - Karas, Vladimír
On innermost stable spherical orbits near a rotating black hole: A numerical study of the particle motion near the plunging region.
Astrophysical Journal. Roč. 966, č. 2 (2024), č. článku 226. ISSN 0004-637X. E-ISSN 1538-4357
R&D Projects: GA MŠMT LM2023047; GA ČR(CZ) GX21-06825X
Grant - others:AV ČR(CZ) LQ100032102
Program: Prémie Lumina quaeruntur
Institutional support: RVO:67985815
Keywords : astrophysical black holes * general relativity * geodesics
OECD category: Astronomy (including astrophysics,space science)
Impact factor: 4.9, year: 2022
Method of publishing: Open access
Permanent Link: https://hdl.handle.net/11104/0354004File Download Size Commentary Version Access 586243.pdf 0 3 MB Publisher’s postprint open-access - 7.0585714 - ASÚ 2025 RIV FR eng J - Journal Article
Fabiani, S. - Capitanio, F. - Iaria, R. - Svoboda, Jiří - Dovčiak, Michal - Karas, Vladimír … Total 119 authors
Discovery of a variable energy-dependent X-ray polarization in the accreting neutron star GX 5-1.
Astronomy & Astrophysics. Roč. 684, April (2024), č. článku A137. ISSN 0004-6361. E-ISSN 1432-0746
R&D Projects: GA ČR(CZ) GX21-06825X
Institutional support: RVO:67985815
Keywords : accretion * accretion disks * neutron stars
OECD category: Astronomy (including astrophysics,space science)
Impact factor: 6.5, year: 2022
Method of publishing: Open access
Permanent Link: https://hdl.handle.net/11104/0353908File Download Size Commentary Version Access 585714.pdf 0 7.7 MB Publisher’s postprint open-access - 8.0585507 - ASÚ 2025 RIV US eng J - Journal Article
Guolo, M. - Pasham, D.J. - Zajaček, M. - Coughlin, E.R. - Gezari, S. - Suková, Petra - Wevers, T. - Witzany, V. - Tombesi, F. - van Velzen, S. - Alexander, K.D. - Yao, Y. H. - Arcodia, R. - Karas, Vladimír - Miller-Jones, J. C. A. - Remillard, R. - Gendreau, K. - Ferrara, E. C.
X-ray eruptions every 22 days from the nucleus of a nearby galaxy.
Nature Astronomy. Roč. 8, March (2024), s. 347-358. ISSN 2397-3366. E-ISSN 2397-3366
R&D Projects: GA MŠMT LM2023047
Grant - others:AV ČR(CZ) LQ100032102
Program: Prémie Lumina quaeruntur
Institutional support: RVO:67985815
Keywords : quasi-periodic eruptions * black-hole masses * tidal disruption
OECD category: Astronomy (including astrophysics,space science)
Impact factor: 14.1, year: 2022
Method of publishing: Limited access
https://doi.org/10.1038/s41550-023-02178-4
Permanent Link: https://hdl.handle.net/11104/0353190 - 9.0585062 - ASÚ 2025 RIV GB eng J - Journal Article
Ratheesh, A. - Dovčiak, Michal - Krawczynski, H.S. - Podgorný, Jakub - Svoboda, Jiří - Karas, Vladimír … Total 115 authors
X-ray polarization of the black hole X-ray binary 4U 1630-47 challenges the standard thin accretion disk scenario.
Astrophysical Journal. Roč. 964, č. 1 (2024), č. článku 77. ISSN 0004-637X. E-ISSN 1538-4357
R&D Projects: GA ČR(CZ) GX21-06825X; GA MŠMT(CZ) 8J20PL037
Institutional support: RVO:67985815
Keywords : polarimetry * X-ray astronomy * stellar mass black holes
OECD category: Astronomy (including astrophysics,space science)
Impact factor: 4.9, year: 2022
Method of publishing: Open access
Permanent Link: https://hdl.handle.net/11104/0353543File Download Size Commentary Version Access 585062.pdf 0 2.3 MB Publisher’s postprint open-access - 10.0585059 - ASÚ 2025 RIV DE eng J - Journal Article
Zajaček, M. - Czerny, B. - Jaiswal, V. K. - Štolc, M. - Karas, Vladimír - Pandey, A. - Pasham, D. R. - Sniegowska, M. - Witzany, V. - Suková, Petra - Münz, F. - Werner, N. - Řípa, J. - Merc, J. - Labaj, M. - Kurfürst, P. - Krtička, J.
Science with a small two-band UV-photometry mission III: Active galactic nuclei and nuclear transients.
Space Science Reviews. Roč. 220, č. 3 (2024), č. článku 29. ISSN 0038-6308. E-ISSN 1572-9672
Grant - others:AV ČR(CZ) LQ100032102
Program: Prémie Lumina quaeruntur
Institutional support: RVO:67985815
Keywords : galactic nuclei * accretion flows * tidal disruption events
OECD category: Astronomy (including astrophysics,space science)
Impact factor: 10.3, year: 2022
Method of publishing: Open access
Permanent Link: https://hdl.handle.net/11104/0354188File Download Size Commentary Version Access 585059.pdf 0 13.5 MB Publisher’s postprint open-access