2 papers
physics.plasm-ph2025
Numerical investigation of kinetic instabilities in BGK equilibria under collisional effects
Sofia Zanelli, Gabriele Celebre, Sergio Servidio +1
An unstable one-dimensional Bernstein-Greene-Kruskal (BGK) mode has been studied through high-precision numerical simulations. The initial turbulent, periodic equilibrium state is…
physics.plasm-ph2025
Flat-top electron velocity distributions driven by wave-particle resonant interactions
Sofia Zanelli, Silvia Perri, Martina Condoluci +6
The role of kinetic electrons in the excitation and sustainment of ion-bulk electrostatic waves in collisionless plasmas is investigated, with a focus on the physical mechanisms re…