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M. Zajavcek

23 papers hereh-index 8238 citations29 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • sole author1
  • first author9
  • middle author12
  • last author1

Across the 23 of 23 papers where every author was matched, so the position is known.

fields
  • astro-ph.GA16
  • astro-ph.CO4
  • astro-ph.HE3
same name
  • M. Zajavcek — 5 papers, h 2
  • M. Zajavcek — 1 paper, h 1

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

activity
20182025
most citedOn the charge of the Galactic centre black hole

153 citations · 339 across the 23 of their papers we have counts for

collaborators
Showing 2021Show all

3 papers · 1 filter

astro-ph.CO2021★ 28 cited

Do reverberation-measured Hβ quasars provide a useful test of cosmology?

Narayan Khadka, Mary Loli Martínez-Aldama, Michal Zajaček +2

We use 118 Hβ quasar (QSO) observations in the redshift range 0.0023≤z≤0.89 to simultaneously constrain cosmological model parameters and QSO 2-parameter radius-lumin…

astro-ph.CO2021★ 4 cited

Standardizing reverberation-measured Mg II time-lag quasars, by using the radius-luminosity relation, and constraining cosmological model parameters

Narayan Khadka, Zhefu Yu, Michal Zajaček +3

We use 78 reverberation-measured Mg II time-lag quasars (QSOs) in the redshift range 0.0033≤z≤1.89 to constrain cosmological parameters in six different cosmological mo…

astro-ph.HE2021★ 1 cited

Enhanced Doppler Beaming for Dust-Enshrouded Objects and Pulsars in the Galactic Center

Michal Zajaček

Stars within the innermost part of the Nuclear Star Cluster can reach orbital velocities up to a few percent of the light speed. As analyzed by Rafikov (2020), Doppler boosting of…

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