2 papers
astro-ph.HE2025
Nonextensive entropic behavior observed in Quasar 3C 273
C. V. da Silva, S. G. A. Barbosa, F. V. Alencar Filho +2
We investigate the flux intensities spanning from radio waves to X-rays across 39 light curves of Quasar 3C 273, utilizing publicly available data collected by the Integral Science…
astro-ph.EP2022
Multifractal charactarization as a function of timescale in the light curves with planetary signal observed by the kepler mission
F. J. S. Lima Filho, V. M. B. Ferreira, P. C. F. da Silva Filho +5
Astrophysical data, in the domains of time, involve a wide range of stellar variability phenomena, among them the magnetic activity of the order of a few hours until the signature…