Electrostatic oscillations due to filamentary structures in the magnetic‐field‐aligned flow: The ion‐acoustic branch
VV Gavrishchaka, SB Ganguli… - Journal of Geophysical …, 1999 - Wiley Online Library
Recent space missions such as FAST and Freja report highly structured plasma flows along
the magnetic field. Electrostatic fluctuations that can be supported by such inhomogeneous …
the magnetic field. Electrostatic fluctuations that can be supported by such inhomogeneous …
Naturally enhanced ion-acoustic spectra and their interpretation
F Sedgemore-Schulthess, JP St. Maurice - Surveys in Geophysics, 2001 - Springer
Incoherent scatter radars are designed to detect scatter from thermalfluctuations in the
ionosphere. These fluctuations contain, among other things, features associated with ion …
ionosphere. These fluctuations contain, among other things, features associated with ion …
Plasma heating and flow in an auroral arc
TE Moore, MO Chandler, CJ Pollock… - Journal of …, 1996 - Wiley Online Library
We report direct observations of the three‐dimensional velocity distribution of selected
topside ionospheric ion species in an auroral context between 500 and 550 km altitude. We …
topside ionospheric ion species in an auroral context between 500 and 550 km altitude. We …
Zakharov simulations of Langmuir turbulence: Effects on the ion-acoustic waves in incoherent scattering
P Guio, F Forme - Physics of plasmas, 2006 - pubs.aip.org
This paper presents a numerical study of the effect of Langmuir turbulence on incoherent
scatter spectra. The Langmuir turbulence is driven by low energy beams of electrons in the …
scatter spectra. The Langmuir turbulence is driven by low energy beams of electrons in the …
Nonlinear model of short-scale electrodynamics in the auroral ionosphere
JMA Noël, JP St.-Maurice, PL Blelly - Annales Geophysicae, 2000 - angeo.copernicus.org
The optical detection of auroral subarcs a few tens of m wide as well as the direct
observation of shears several m/s per m over km to sub km scales by rocket instrumentation …
observation of shears several m/s per m over km to sub km scales by rocket instrumentation …
Ion cyclotron modes in a two‐ion‐component plasma with transverse‐velocity shear
VV Gavrishchaka, ME Koepke… - Journal of Geophysical …, 1997 - Wiley Online Library
Electrostatic ion cyclotron fluctuations driven by combination of a magnetic‐field‐aligned
electron current and a localized transverse electric field in two‐ion‐component plasmas are …
electron current and a localized transverse electric field in two‐ion‐component plasmas are …
On the improvement of analytical calculations of collisional auroral ion velocity distributions using recent Monte Carlo results
P Gaimard, JP St.‐Maurice… - Journal of …, 1998 - Wiley Online Library
The combined effect of ion‐neutral collisions and strong dc electric fields is known to drive
marked departures from a simple Maxwellian shape in the supersonic ions of the auroral …
marked departures from a simple Maxwellian shape in the supersonic ions of the auroral …
[图书][B] Collective phenomena in a magnetized plasma with a field-aligned drift and inhomogeneous transverse flow
VV Gavrichtchaka - 1996 - search.proquest.com
Using a general, second-order, nonlocal formalism (Ganguli et al., 1985, 1988, 1994), we
find that multiple Inhomogeneous Energy-Density Driven (IEDD) nonlocal eigenmodes with …
find that multiple Inhomogeneous Energy-Density Driven (IEDD) nonlocal eigenmodes with …
Ion distribution functions in cylindrically symmetric electric fields in the auroral ionosphere: The collision‐free case in a uniformly charged configuration
JZG Ma, JP St.‐Maurice - Journal of Geophysical Research …, 2008 - Wiley Online Library
The aurora often breaks down into elongated filaments that are aligned with the
geomagnetic field. It is natural to infer from this that when important structures are found in …
geomagnetic field. It is natural to infer from this that when important structures are found in …
Non-wave mechanism of transverse ion heating in magnetic flux tubes
We introduce a new mechanism for ion heating in the plane perpendicular to the magnetic
field lines of a magnetic flux tube. The transverse energization is shown to be contributed by …
field lines of a magnetic flux tube. The transverse energization is shown to be contributed by …