Search Results - "Bursa, Michal"

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    Constraining the Size of the Corona with Fully Relativistic Calculations of Spectra of Extended Coronae. I. The Monte Carlo Radiative Transfer Code by Zhang, Wenda, Dov iak, Michal, Bursa, Michal

    Published in The Astrophysical journal (20-04-2019)
    “…The size and geometry of the X-ray-emitting corona in an active galactic nucleus (AGN) are still not well constrained. Dov iak & Done proposed a method based…”
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    Journal Article
  3. 3

    X-Ray Quasi-periodic Oscillations in the Lense-Thirring Precession Model. I. Variability of Relativistic Continuum by You, Bei, Bursa, Michal, ycki, Piotr T.

    Published in The Astrophysical journal (10-05-2018)
    “…We develop a Monte Carlo code to compute the Compton-scattered X-ray flux arising from a hot inner flow that undergoes Lense-Thirring precession. The hot flow…”
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    Journal Article
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    Inferring the iron K emissivity profiles of accretion discs irradiated by extended coronae by Dovčiak, Michal, Bursa, Michal, Svoboda, Jiří, Karas, Vladimír

    “…ABSTRACT One of the most promising methods to measure the spin of an accreting black hole is fitting the broad iron K$\alpha$ line in the X-ray spectrum. The…”
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    Journal Article
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    Investigating the X-ray polarization of lamp-post coronae in BHXRBs by Zhang, Wenda, Dovčiak, Michal, Bursa, Michal, Karas, Vladimír, Matt, Giorgio, Ursini, Francesco

    “…ABSTRACT High-sensitivity X-ray polarimetric observations of black hole X-ray binaries, which will soon become available with the launches of space-borne X-ray…”
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    X-Ray Quasi-periodic Oscillations in the Lense–Thirring Precession Model. II. Variability of the Relativistic Iron Kα Line by You, Bei, Życki, Piotr T., Ingram, Adam, Bursa, Michal, Wang, Wei

    Published in The Astrophysical journal (01-07-2020)
    “…Abstract The reprocessing of primary X-ray emission in the accretion disk of black hole X-ray binaries (BHXRBs) produces a reflection spectrum with the…”
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    Journal Article
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    X-ray polarimetry as a tool to measure the black hole spin in microquasars: simulations of IXPE capabilities by Mikusincova, Romana, Dovciak, Michal, Bursa, Michal, Lalla, Niccolo Di, Matt, Giorgio, Svoboda, Jiri, Taverna, Roberto, Zhang, Wenda

    “…ABSTRACT Measurements of the angular momentum (spin) of astrophysical black holes are extremely important, as they provide information on the black hole…”
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    Accretion disc evolution in GRO J1655−40 and LMC X-3 with relativistic and non-relativistic disc models by Yilmaz, Anastasiya, Svoboda, Jiří, Grinberg, Victoria, Boorman, Peter G, Bursa, Michal, Dovčiak, Michal

    “…ABSTRACT Black hole X-ray binaries are ideal environments to study the accretion phenomena in strong gravitational potentials. These systems undergo dramatic…”
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    Journal Article
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    Towards a complete description of spectra and polarization of black hole accretion discs: albedo profiles and returning radiation by Taverna, R, Zhang, W, Dovčiak, M, Bianchi, S, Bursa, M, Karas, V, Matt, G

    “…ABSTRACT Accretion discs around stellarmass black holes (BHs) emit radiation peaking in the soft X-rays when the source is in the thermal state. The emerging…”
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    X-Ray Quasi-periodic Oscillations in the Lense-Thirring Precession Model. II. Variability of the Relativistic Iron K Line by You, Bei, ycki, Piotr T., Ingram, Adam, Bursa, Michal, Wang, Wei

    Published in The Astrophysical journal (30-06-2020)
    “…The reprocessing of primary X-ray emission in the accretion disk of black hole X-ray binaries (BHXRBs) produces a reflection spectrum with the characteristic…”
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    Journal Article
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    TESTING WIND AS AN EXPLANATION FOR THE SPIN PROBLEM IN THE CONTINUUM-FITTING METHOD by You, Bei, Straub, Odele, Czerny, Bo ena, Sobolewska, Ma gosia, Ró a ska, Agata, Bursa, Michal, Dov iak, Michal

    Published in The Astrophysical journal (20-04-2016)
    “…ABSTRACT The continuum-fitting method is one of the two most advanced methods of determining the black hole spin in accreting X-ray binary systems. There are,…”
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    Journal Article
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    Testing relativistic accretion disk models with GRO J1655‐40 by Yilmaz, Anastasiya, Svoboda, Jiří, Grinberg, Victoria, Boorman, Peter G., Bursa, Michal, Dovčiak, Michal

    Published in Astronomische Nachrichten (01-05-2023)
    “…Black hole X‐ray binaries are ideal environments to test the accretion phenomena in the presence of strong gravitational potentials. KERRBB held an important…”
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    Journal Article
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    High-frequency QPO modulation in neutron-star and black-hole sources by Bursa, Michal

    Published in New astronomy reviews (01-05-2008)
    “…After twelve years have past since the discovery of the first high-frequency quasi-periodic oscillation in Sco X-1, an enormous progress has been made on the…”
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    Inferring the iron K emissivity profiles of accretion discs irradiated by extended coronae by Zhang, Wenda, Dovčiak, Michal, Bursa, Michal, Svoboda, Jiří, Karas, Vladimír

    Published 11-07-2024
    “…One of the most promising methods to measure the spin of an accreting black hole is fitting the broad iron K$\alpha$ line in the X-ray spectrum. The line…”
    Get full text
    Journal Article
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    Investigating the consistency of the shape and flux of X-ray reflection spectra in the hard state with an accretion disk reaching close to the black hole by Datta, Sudeb Ranjan, Dovčiak, Michal, Bursa, Michal, Zhang, Wenda, Horák, Jiří, Karas, Vladimír

    Published 30-10-2024
    “…A&A 691, A85 (2024) The observed spectra from black hole (BH) X-ray binaries (XRBs) typically consist of two primary components: multitemperature blackbody…”
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    Accretion Disc Evolution in GRO J1655-40 and LMC X-3 with Relativistic and Non-Relativistic Disc Models by Yilmaz, Anastasiya, Svoboda, Jiri, Grinberg, Victoria, Boorman, Peter G, Bursa, Michal, Dovciak, Michal

    Published 01-08-2023
    “…Black hole X-ray binaries are ideal environments to study the accretion phenomena in strong gravitational potentials. These systems undergo dramatic accretion…”
    Get full text
    Journal Article
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    Testing Relativistic Accretion Disk Models with GRO J1655-40 by Yilmaz, Anastasiya, Svoboda, Jiri, Grinberg, Victoria, Boorman, Peter G, Dovciak, Michal, Bursa, Michal

    Published 14-01-2023
    “…Black hole X-ray binaries are ideal environments to test the accretion phenomena in the presence of strong gravitational potentials. KERRBB held an important…”
    Get full text
    Journal Article
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    Constraining the size of the corona with fully relativistic calculations of spectra of extended corona. I - the Monte Carlo radiative transfer code by Zhang, Wenda, Dovčiak, Michal, Bursa, Michal

    Published 21-03-2019
    “…The size and geometry of the X-ray emitting corona in AGNs are still not well constrained. Dov\v{c}iak & Done (2016) proposed a method based on calculations…”
    Get full text
    Journal Article