3 papers
astro-ph.HE2026
The Jet Properties and Accretion Regime for the Blazar Sequence
Qingchen Long
The puzzling bimodality displayed by blazars on the broad-band spectral indices () plane is still an open question. To investigate its physical origin, we co…
astro-ph.HE2026
The Fundamental Planes of Black Hole Activity for High-Synchrotron-Peaked BL Lacertae Objects
Qing-Chen. Long, Ai-Jun. Dong, Qi-Jun. Zhi
The radio--X-ray correlation and Fundamental Plane (FP) of black hole activity can serve as a diagnostic tool for the origin of X-ray emissions. There was a scaling relation betwee…
astro-ph.HE2025
Revisiting the Fundamental Planes of Black Hole Activity for Strong Jet Sources
Qing-Chen. Long, Ai-Jun. Dong, Qi-Jun. Zhi +1
Whether the X-ray emissions of strong jet sources originate from disk+coronas or jets is still controversial. In this work, we constructed a strong jet sample containing 50 flat-sp…