On Amplification of Ion-Acoustic Mode in Burning Plasma in Presence of Drift Wave Turbulence
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Fusion Energy"
DOI: 10.1007/s10894-018-0198-6
Abstract: Generation of high frequency ion-acoustic wave in burning plasmas is investigated in presence of drift wave turbulence field. Drift wave turbulence is supported by plasma inhomogeneity of a burning plasma. This low frequency wave phenomenon… read more here.
Keywords: acoustic wave; ion acoustic; wave turbulence; drift wave ... See more keywords
Transport dynamics of self-consistent, near-marginal drift-wave turbulence. I. Investigation of the ability of external flows to tune the non-diffusive dynamics
Sign Up to like & getrecommendations! Published in 2017 at "Physics of Plasmas"
DOI: 10.1063/1.4993209
Abstract: The reduction of turbulent transport across sheared flow regions has been known for a long time in magnetically confined toroidal plasmas. However, details of the dynamics are still unclear, in particular, in what refers to… read more here.
Keywords: wave turbulence; drift wave; transport; turbulence ... See more keywords
The influence of magnetic field curvature on intermittency in drift-wave turbulence in the stellarator TJ-K
Sign Up to like & getrecommendations! Published in 2020 at "Physics of Plasmas"
DOI: 10.1063/5.0004963
Abstract: The influence of magnetic field curvature on the intermittency in density and potential fluctuations in drift-wave turbulence has been investigated in the stellarator TJ-K in the framework of an extended Hasegawa–Wakatani model. A structure function… read more here.
Keywords: wave turbulence; drift wave; intermittency; magnetic field ... See more keywords
On the difficulty of generating gravitational wave turbulence in the early universe
Sign Up to like & getrecommendations! Published in 2018 at "Classical and Quantum Gravity"
DOI: 10.1088/1361-6382/aad7f0
Abstract: A recent article by Galtier and Nazarenko [1] proposed that weakly nonlinear gravitational waves could result in a turbulent cascade, with energy flowing from high to low frequency modes or vice versa. This is an… read more here.
Keywords: gravitational wave; wave turbulence; cascade; early universe ... See more keywords
Particle acceleration in relativistic turbulence: A theoretical appraisal
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review D"
DOI: 10.1103/physrevd.102.023003
Abstract: We discuss the physics of stochastic particle acceleration in relativistic MHD turbulence, combining numerical simulations of test-particle acceleration in synthetic wave turbulence spectra with detailed analytical estimates. In particular, we study particle acceleration in wave-like… read more here.
Keywords: turbulence; particle acceleration; wave turbulence; acceleration relativistic ... See more keywords
Three-dimensional direct numerical simulation of free-surface magnetohydrodynamic wave turbulence.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review. E"
DOI: 10.1103/physreve.105.l063101
Abstract: We report on three-dimensional direct numerical simulation of wave turbulence on the free surface of a magnetic fluid subjected to an external horizontal magnetic field. A transition from capillary-wave turbulence to anisotropic magneto-capillary wave turbulence… read more here.
Keywords: wave turbulence; surface; three dimensional; turbulence ... See more keywords
Energy partition, scale by scale, in magnetic Archimedes Coriolis weak wave turbulence.
Sign Up to like & getrecommendations! Published in 2017 at "Physical Review E"
DOI: 10.1103/physreve.95.023112
Abstract: Magnetic Archimedes Coriolis (MAC) waves are omnipresent in several geophysical and astrophysical flows such as the solar tachocline. In the present study, we use linear spectral theory (LST) and investigate the energy partition, scale by… read more here.
Keywords: energy; wave turbulence; weak wave; magnetic archimedes ... See more keywords
Internal wave turbulence in a stratified fluid with and without eigenmodes of the experimental domain
Sign Up to like & getrecommendations! Published in 2023 at "Physical Review Fluids"
DOI: 10.1103/physrevfluids.8.054802
Abstract: We present laboratory experiments on turbulence in a linearly stratified fluid driven by an ensemble of internal gravity waves which approaches statistical homogeneity and axi-symmetry. In a way similar to several recent experimental works, non-linearities… read more here.
Keywords: wave turbulence; stratified fluid; turbulence; internal wave ... See more keywords
Observation of Thermal Equilibrium in Capillary Wave Turbulence.
Sign Up to like & getrecommendations! Published in 2017 at "Physical review letters"
DOI: 10.1103/physrevlett.118.144502
Abstract: We investigate capillary wave turbulence at scales larger than the forcing one. At such scales, our measurements show that the surface waves dynamics is the one of a thermal equilibrium state in which the effective… read more here.
Keywords: wave turbulence; capillary wave; thermal equilibrium;
Succession of Resonances to Achieve Internal Wave Turbulence.
Sign Up to like & getrecommendations! Published in 2020 at "Physical review letters"
DOI: 10.1103/physrevlett.124.204502
Abstract: We study experimentally the interaction of nonlinear internal waves in a stratified fluid confined in a trapezoidal tank. The setup has been designed to produce internal wave turbulence from monochromatic and polychromatic forcing through three… read more here.
Keywords: succession resonances; wave turbulence; internal wave; wave ... See more keywords
Heating of Magnetically Dominated Plasma by Alfvén-Wave Turbulence.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review letters"
DOI: 10.1103/physrevlett.128.075101
Abstract: Magnetic energy around astrophysical compact objects can strongly dominate over plasma rest mass. Emission observed from these systems may be fed by dissipation of Alfvén wave turbulence, which cascades to small damping scales, energizing the… read more here.
Keywords: wave turbulence; dominated plasma; magnetically dominated; heating magnetically ... See more keywords