activity
20102023
most citedA tera-electronvolt afterglow from a narrow jet in an extremely bright gamma-ray burst 221009A

220 citations · 1.3k across the 45 of their papers we have counts for

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Showing 2021Show all

5 papers · 1 filter

astro-ph.EP2021★ 59 cited

H and He I absorption in HAT-P-32 b observed with CARMENES -- Detection of Roche lobe overflow and mass loss

S. Czesla, M. Lampón, J. Sanz-Forcada +22

We analyze two high-resolution spectral transit time series of the hot Jupiter HAT-P-32 b obtained with the CARMENES spectrograph. Our new XMM-Newton X-ray observations of the syst…

astro-ph.HE2021★ 3 cited

Constraining Evolution of Magnetic Field Strength in Dissipation Region of Two BL Lac Objects

Xu-Liang Fan, Da-Hai Yan, Qing-Wen Wu +1

With the assumption that the optical variability timescale is dominated by the cooling time of the synchrotron process for BL Lac objects, we estimate time dependent magnetic field…

astro-ph.HE2021★ 32 cited

A Quasi-periodic Oscillation in the gamma-ray Emission from the Non-blazar Active Galactic Nucleus PKS 0521-36

Haiyun Zhang, Dahai Yan, Pengfei Zhang +2

Long-term gamma-ray variability of a non-blazar Active Galactic Nucleus (AGN) PKS 0521-36 is investigated by using Fermi-LAT pass 8 data covering from 2008 August to 2021 March. Th…

astro-ph.IM2021★ 17 cited

Calibration of the Air Shower Energy Scale of the Water and Air Cherenkov Techniques in the LHAASO experiment

F. Aharonian, Q. An, Axikegu +246

The Wide Field-of-View Cherenkov Telescope Array (WFCTA) and the Water Cherenkov Detector Arrays (WCDA) of LHAASO are designed to work in combination for measuring the energy spect…

astro-ph.HE2021★ 7 cited

Correlations between -ray luminosity and magnetization of the jet as well as relativistic electron injection power:cases for Mrk 421, 3C 454.3 and 3C 279

Wen Hu, Da-hai Yan, Qiang-lin Hu

By fitting high-quality and simultaneous multi-wavelength (MWL) spectral energy distributions (SEDs) at multiple epochs with a one-zone leptonic jet model, we study jet properties…