Rayleigh–Taylor and Richtmyer–Meshkov instability induced flow, turbulence, and mixing. II

Y Zhou - Physics Reports, 2017 - Elsevier
Abstract Rayleigh–Taylor (RT) and Richtmyer–Meshkov (RM) instabilities are well-known
pathways towards turbulent mixing layers, in many cases characterized by significant mass …

Recent progress of laboratory astrophysics with intense lasers

H Takabe, Y Kuramitsu - High Power Laser Science and Engineering, 2021 - cambridge.org
Thanks to a rapid progress of high-power lasers since the birth of laser by TH Maiman in
1960, intense lasers have been developed mainly for studying the scientific feasibility of …

Precursor wave amplification by ion–electron coupling through wakefield in relativistic shocks

M Iwamoto, T Amano, M Hoshino… - The Astrophysical …, 2019 - iopscience.iop.org
We investigated electromagnetic precursor wave emission in relativistic shocks by using two-
dimensional particle-in-cell simulations. We found that the wave amplitude is significantly …

Kelvin-Helmholtz Turbulence Associated with Collisionless Shocks in Laser<? format?> Produced Plasmas

Y Kuramitsu, Y Sakawa, S Dono, CD Gregory… - Physical review …, 2012 - APS
We report the experimental results of a turbulent electric field driven by Kelvin-Helmholtz
instability associated with laser produced collisionless shock waves. By irradiating an …

Particle Acceleration by Pickup Process Upstream of Relativistic Shocks

M Iwamoto, T Amano, Y Matsumoto… - The Astrophysical …, 2022 - iopscience.iop.org
Particle acceleration at magnetized purely perpendicular relativistic shocks in electron–ion
plasmas is studied by means of two-dimensional particle-in-cell simulations. Magnetized …

Laboratory investigations on the origins of cosmic rays

Y Kuramitsu, Y Sakawa, T Morita, T Ide… - Plasma Physics and …, 2012 - iopscience.iop.org
We report our recent efforts on the experimental investigations related to the origins of
cosmic rays. The origins of cosmic rays are long standing open issues in astrophysics. The …

Relativistic plasma astrophysics with intense lasers

Y Kuramitsu, HH Chu, LN Hau, SH Chen, YL Liu… - High Energy Density …, 2015 - Elsevier
Recent progresses of laser technologies enable us to investigate space and astrophysical
phenomena in laboratories. In space plasmas the local observations by spacecrafts provide …

Nonlinear evolution of the Weibel instability with relativistic laser pulses

Y Kuramitsu, Y Matsumoto, T Amano - Physics of Plasmas, 2023 - pubs.aip.org
The Weibel instability is investigated using relativistic intense short laser pulses. A relativistic
short laser pulse can generate a sub-relativistic high-density collisionless plasma. By …

Large-area suspended graphene as a laser target to produce an energetic ion beam

N Khasanah, N Bolouki, TY Huang… - High Power Laser …, 2017 - cambridge.org
Proton radiography is a key diagnostics to measure and image the electric/magnetic field in
laser-produced plasmas. A thin solid target is irradiated with an intense laser pulse to …

[HTML][HTML] Nonthermal particle spectra in ultra-intense laser–plasma interaction

Y Hu, X Geng, H Takabe, Y Kuramitsu, J Zhu, L Ji… - Physics of …, 2024 - pubs.aip.org
Relativistic laser–plasma interaction can produce nonthermal electron spectra in power-law
scaling. The power-law index for near-critical density plasmas changes between 1.8 and 2.0 …