Search Results - "Nabizadeh, Armin"

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  1. 1

    X-ray properties of dwarf nova EY Cyg and the companion star using an XMM-Newton observation by Nabizadeh, Armin, Balman, Şölen

    Published in Advances in space research (01-09-2020)
    “…We present the X-ray analysis of dwarf nova EY Cyg using the 45 ks XMM-Newton observatory archival data obtained in quiescence. We find orbital modulations in…”
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    Journal Article
  2. 2

    To be, or not to be: Balmer breaks in high-z galaxies with JWST by Vikaeus, Anton, Zackrisson, Erik, Wilkins, Stephen, Nabizadeh, Armin, Kokorev, Vasily, Abdurro’uf, Bradley, Larry D, Coe, Dan, Dayal, Pratika, Ricotti, Massimo

    “…ABSTRACT Standard models of structure formation allow us to predict the cosmic timescales relevant for the onset of star formation and the assembly history of…”
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    Journal Article
  3. 3

    Discovery of a retrogradely rotating neutron star in the X-ray pulsar GX 301–2 by Mönkkönen, Juhani, Doroshenko, Victor, Tsygankov, Sergey S, Nabizadeh, Armin, Abolmasov, Pavel, Poutanen, Juri

    “…ABSTRACT We report on the analysis of the spin evolution of a slow X-ray pulsar GX 301–2 along the orbit using long-term monitoring by Fermi/Gamma-ray Burst…”
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    Journal Article
  4. 4
  5. 5

    Modeling Selected X-Ray Observations of Nonmagnetic Cataclysmic Variables Using XMM-Newton and Swift Observatories by Nabizadeh, Armin

    Published 01-01-2017
    “…Despite of recent developments in observational techniques, the diversity of the X-ray observations of nonmagnetic Cataclysmic Variables (CVs) are still not…”
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    Dissertation
  6. 6

    X-ray properties of dwarf nova EY Cyg and the companion star using an XMM-Newton observation by Nabizadeh, Armin, Balman, Solen

    Published 21-01-2020
    “…We present the X-ray analysis of dwarf nova EY Cyg using the 45 ks \textit{XMM-Newton} observatory archival data obtained in quiescence. We find orbital…”
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    Journal Article
  7. 7

    Explanations for the two-component spectral energy distributions of gravitationally lensed stars at high redshifts by Nabizadeh, Armin, Zackrisson, Erik, Lundqvist, Emma, Ricotti, Massimo, Park, Seyong, Welch, Brian, Diego, Jose M

    Published 18-06-2024
    “…Observations of gravitationally lensed, high-mass stars at redshifts $\gtrsim1$ occasionally reveal spectral energy distributions that contain two components…”
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    Journal Article
  8. 8

    To be, or not to be: Balmer breaks in high-z galaxies with JWST by Vikaeus, Anton, Zackrisson, Erik, Wilkins, Stephen, Nabizadeh, Armin, Kokorev, Vasily, Abdurrouf, Bradley, Larry D, Coe, Dan, Dayal, Pratika, Ricotti, Massimo

    Published 05-09-2023
    “…Standard models of structure formation allow us to predict the cosmic timescales relevant for the onset of star formation and the assembly history of galaxies…”
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    Journal Article
  9. 9

    The detection and characterization of highly magnified stars with JWST: Prospects of finding Population III by Zackrisson, Erik, Hultquist, Adam, Kordt, Aron, Diego, José M, Nabizadeh, Armin, Vikaeus, Anton, Meena, Ashish Kumar, Zitrin, Adi, Volpato, Guglielmo, Lundqvist, Emma, Welch, Brian, Costa, Guglielmo, Windhorst, Rogier A

    Published 14-12-2023
    “…Gravitational lensing may render individual high-mass stars detectable out to cosmological distances, and several extremely magnified stars have in recent…”
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    Journal Article
  10. 10

    Broad-band analysis of X-ray pulsar 2S 1845$-$024 by Nabizadeh, Armin, Tsygankov, Sergey S, Molkov, Sergey V, Karasev, Dmitri I, Ji, Long, Lutovinov, Alexander A, Poutanen, Juri

    Published 13-10-2021
    “…We present results of detailed investigation of the poorly studied X-ray pulsar 2S 1845$-$024 based on the data obtained with $NuSTAR$ observatory during the…”
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    Journal Article
  11. 11

    Discovery of a retrogradely rotating neutron star in the X-ray pulsar GX 301$-$2 by Mönkkönen, Juhani, Doroshenko, Victor, Tsygankov, Sergey S, Nabizadeh, Armin, Abolmasov, Pavel, Poutanen, Juri

    Published 31-03-2020
    “…We report on the analysis of the spin evolution of a slow X-ray pulsar GX 301$-$2 along the orbit using long-term monitoring by Fermi/GBM. Based on the…”
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    Journal Article
  12. 12

    NuSTAR observations of the wind-fed X-ray pulsar GX 301--2 during an unusual spin-up event by Nabizadeh, Armin, Mönkkönen, Juhani, Tsygankov, Sergey S, Doroshenko, Victor, Molkov, Sergey V, Poutanen, Juri

    Published 30-07-2019
    “…A&A 629, A101 (2019) We report on \textit{NuSTAR} observations of the well-known wind-accreting X-ray pulsar \source\ during a strong spin-up episode that took…”
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    Journal Article
  13. 13
  14. 14

    Spectral evolution of X-ray pulsar 4U 1901+03 during the 2019 outburst based on Insight-HXMT and NuSTAR observations by Nabizadeh, Armin, Tsygankov, Sergey S, Ji, Long, Doroshenko, Victor, Molkov, Sergey V, Tuo, Youli, Zhang, Shuang-Nan, Lu, Fan-Jun, Zhang, Shu, Poutanen, Juri

    Published 09-06-2021
    “…A&A 652, A89 (2021) We report on a detailed spectral analysis of emission from X-ray pulsar 4U 1901+03 using data obtained by the Insight-HXMT and NuSTAR…”
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    Journal Article
  15. 15

    Properties of the transient X-ray pulsar Swift J1816.7--1613 and its optical companion by Nabizadeh, Armin, Tsygankov, Sergey S, Karasev, Dmitrij I, Mönkkönen, Juhani, Lutovinov, Alexander A, Nagirner, Dmitrij I, Poutanen, Juri

    Published 13-01-2019
    “…A&A 622, A198 (2019) We present results of investigation of the poorly studied X-ray pulsar Swift J1816.7--1613 during its transition from the type I outburst…”
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    Journal Article
  16. 16