Results 21 to 30 of about 16,475 (273)

Triple cascade behaviour in QG and drift turbulence and generation of zonal jets [PDF]

open access: yes, 2009
We study quasigeostrophic (QG) and plasma drift turbulence within the Charney-Hasegawa-Mima (CHM) model. We focus on the zonostrophy, an extra invariant in the CHM model, and on its role in the formation of zonal jets.
Nazarenko, Sergey   +3 more
core   +1 more source

sruhunusiri/Supplementary-material-for-Plasma-Turbulence-at-Comet-67P-Rosetta-Observations v2.0 [PDF]

open access: yes, 2020
This release contains MATLAB software used for conducting data analysis described in the JGR manuscript Plasma Turbulence at Comet 67P: Rosetta ...
sruhunusiri
core   +1 more source

ALK1 controls hepatic vessel formation, angiodiversity, and angiocrine functions in hereditary hemorrhagic telangiectasia of the liver

open access: yesHepatology, EarlyView., 2022
Hepatic endothelial Alk1 signaling protects from development of vascular malformations while maintaining organ‐specific endothelial differentiation and angiocrine portmanteau of the names Wingless and Int‐1 signaling. Abstract Background and Aims In hereditary hemorrhagic telangiectasia (HHT), severe liver vascular malformations are associated with ...
Christian David Schmid   +20 more
wiley   +1 more source

Turbulence in the interstellar medium [PDF]

open access: yes, 2014
Turbulence is ubiquitous in the insterstellar medium and plays a major role in several processes such as the formation of dense structures and stars, the stability of molecular clouds, the amplification of magnetic fields, and the re-acceleration and ...
Chian, A. C. -L.   +9 more
core   +1 more source

Electron and proton heating by solar wind turbulence [PDF]

open access: yes, 2009
Previous formulations of heating and transport associated with strong magnetohydrodynamic (MHD) turbulence are generalized to incorporate separate internal energy equations for electrons and protons. Electron heat conduction is included.
Matthaeus, William H.   +9 more
core   +1 more source

Turbulent dynamo in a collisionless plasma [PDF]

open access: yesProceedings of the National Academy of Sciences, 2016
Significance Although magnetic field amplification by a dynamo effect converting kinetic flow energy into magnetic energy has long been shown in conventional magnetohydrodynamic fluids, whether a similar effect is possible in more dynamically complex weakly collisional plasmas, such as those encountered in astrophysical objects on ...
Rincon, Francois   +3 more
openaire   +7 more sources

A weak turbulence theory for incompressible magnetohydrodynamics [PDF]

open access: yes, 2000
We derive a weak turbulence formalism for incompressible magnetohydrodynamics. Three-wave interactions lead to a system of kinetic equations for the spectral densities of energy and helicity. The kinetic equations conserve energy in all wavevector planes
S. V. Nazarenko   +7 more
core   +1 more source

Transport Simulasion in a Burning Tokamak Plasma [PDF]

open access: yes, 1992
A one-dimensional tokamak transport code (TASK/TR) has been developed to analyze the evolution of a burning plasma accompanied with fusion reaction. This code deals with the electrons, deuterons, tritons, thermalized α particles, fast α particles and ...
Kasai, Takashi   +2 more
core   +1 more source

The influence of a mean magnetic field on three-dimensional magnetohydrodynamic turbulence [PDF]

open access: yes, 1994
Building on results from two-dimensional magnetohydrodynamic (MHD) turbulence (Shebalin, Matthaeus & Montgomery 1983), the development of anisotropic states from initially isotropic ones is investigated numerically for fully three-dimensional ...
Priest, Eric R.   +2 more
core   +1 more source

Lifetime estimate for plasma turbulence [PDF]

open access: yesNonlinear Processes in Geophysics, 2017
A method is proposed to experimentally determine the intrinsic timescale or a decay rate of turbulent fluctuations. The method is based on the assumption that the Breit–Wigner spectrum model with a non-Gaussian frequency broadening is valid in the ...
Y. Narita   +5 more
doaj   +1 more source

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