Charged particle motion and radiation in strong electromagnetic fields
The dynamics of charged particles in electromagnetic fields is an essential component of
understanding the most extreme environments in our Universe. In electromagnetic fields of …
understanding the most extreme environments in our Universe. In electromagnetic fields of …
First M87 event horizon telescope results. V. Physical origin of the asymmetric ring
Abstract The Event Horizon Telescope (EHT) has mapped the central compact radio source
of the elliptical galaxy M87 at 1.3 mm with unprecedented angular resolution. Here we …
of the elliptical galaxy M87 at 1.3 mm with unprecedented angular resolution. Here we …
Magnetohydrodynamics simulations of active galactic nucleus disks and jets
SW Davis, A Tchekhovskoy - Annual Review of Astronomy and …, 2020 - annualreviews.org
There is a broad consensus that accretion onto supermassive black holes and consequent
jet formation power the observed emission from active galactic nuclei (AGNs). However …
jet formation power the observed emission from active galactic nuclei (AGNs). However …
Can the EHT M87 results be used to test general relativity?
SE Gralla - Physical Review D, 2021 - APS
No. All theoretical predictions for the observational appearance of an accreting
supermassive black hole, as measured interferometrically by a sparse Earth-sized array at …
supermassive black hole, as measured interferometrically by a sparse Earth-sized array at …
[HTML][HTML] Relativistic plasma physics in supercritical fields
Since the invention of chirped pulse amplification, which was recognized by a Nobel Prize in
physics in 2018, there has been a continuing increase in available laser intensity. Combined …
physics in 2018, there has been a continuing increase in available laser intensity. Combined …
THEMIS: A parameter estimation framework for the Event Horizon Telescope
Abstract The Event Horizon Telescope (EHT) provides the unprecedented ability to directly
resolve the structure and dynamics of black hole emission regions on scales smaller than …
resolve the structure and dynamics of black hole emission regions on scales smaller than …
Accelerating AGN jets to parsec scales using general relativistic MHD simulations
K Chatterjee, M Liska, A Tchekhovskoy… - Monthly Notices of the …, 2019 - academic.oup.com
Accreting black holes produce collimated outflows, or jets, that traverse many orders of
magnitude in distance, accelerate to relativistic velocities, and collimate into tight opening …
magnitude in distance, accelerate to relativistic velocities, and collimate into tight opening …
Multidimensional simulations of ergospheric pair discharges around black holes
Black holes are known to launch powerful relativistic jets and emit highly variable gamma
radiation. How these jets are loaded with plasma remains poorly understood. Spark gaps …
radiation. How these jets are loaded with plasma remains poorly understood. Spark gaps …
Synthetic gamma-ray light curves of Kerr black hole magnetospheric activity from particle-in-cell simulations
B Crinquand, B Cerutti, G Dubus, K Parfrey… - Astronomy & …, 2021 - aanda.org
Context. The origin of ultra-rapid flares of very high-energy radiation from active galactic
nuclei remains elusive. Magnetospheric processes, occurring in the close vicinity of the …
nuclei remains elusive. Magnetospheric processes, occurring in the close vicinity of the …
Study of the variable broadband emission of Markarian 501 during the most extreme Swift X-ray activity
VA Acciari, S Ansoldi, LA Antonelli, A Babić… - Astronomy & …, 2020 - aanda.org
Context. Markarian 501 (Mrk 501) is a very high-energy (VHE) gamma-ray blazar located at
z= 0.034, which is regularly monitored by a wide range of multi-wavelength instruments …
z= 0.034, which is regularly monitored by a wide range of multi-wavelength instruments …