3 papers
astro-ph.HE2025
Cavitation instability in unmagnetized relativistic pair shocks
Ivan Demidov, Yuri Lyubarsky, Uri Keshet
We investigate the formation of plasma cavities in unmagnetized relativistic pair shocks and demonstrate that these cavities emerge naturally as a nonlinear consequence of asymmetr…
astro-ph.HE2024
Collisionless tearing instability in relativistic non-thermal pair plasma and its application to MHD turbulence
Ivan Demidov, Yuri Lyubarsky
Collisionless tearing instability with a power-law distribution function in a relativistic pair plasma with a guide field is studied. When the current sheet is supported by plasma…
astro-ph.HE2024
Collisionless tearing instability in a relativistic pair plasma with a power-law distribution function
Ivan Demidov, Yuri Lyubarsky
We study the tearing instability of a current sheet in a relativistic pair plasma with a power law distribution function. We first estimate the growth rate analytically and then co…