Spatial and wavenumber resolution of Doppler reflectometry

EZ Gusakov, AV Surkov - Plasma physics and controlled fusion, 2004 - iopscience.iop.org
Doppler reflectometry spatial and wavenumber resolution is analysed within the framework
of the linear Born approximation in the slab plasma model. An explicit expression for its …

Spatial and spectral resolution of the plasma Doppler reflectometry

VV Bulanin, MV Yafanov - Plasma Physics Reports, 2006 - Springer
An approach to numerical simulations of microwave scattering in Doppler reflectometry is
developed that is based on calculations of the two-dimensional spatial weighting function in …

Multiple scattering effect in Doppler reflectometry

EZ Gusakov, AV Surkov, AY Popov - Plasma physics and …, 2005 - iopscience.iop.org
A nonlinear theory of Doppler reflectometry is developed in the case of a high level of
turbulent density perturbations, when the multiple forward scattering of the probing wave is …

Enhanced Doppler reflectometry power response: physical optics and 2D full wave modelling

JR Pinzón, T Happel, E Blanco… - Plasma Physics and …, 2017 - iopscience.iop.org
The power response of a Doppler reflectometer is investigated by means of the physical
optics model; a simple model which considers basic scattering processes at the reflection …

Reconstruction of turbulence radial wave number spectra based on the multi-frequency microwave Doppler backscattering data

EZ Gusakov, MA Irzak, AY Popov, SA Khitrov… - Physics of …, 2017 - pubs.aip.org
An analytical treatment of radial correlation Doppler reflectometry (RCDR) within the
framework of a model taking into account the two-dimensional probing wave propagation …

Doppler reflectometry studies using a two-dimensional full-wave code

E Blanco, T Estrada, J Sánchez - Plasma physics and controlled …, 2006 - iopscience.iop.org
A two-dimensional full-wave numerical code in the extraordinary mode of propagation has
been developed to simulate reflectometry. The code uses the finite-difference time-domain …

Study of Doppler reflectometry capability to determine the perpendicular velocity and the k-spectrum of the density fluctuations using a 2D full-wave code

E Blanco, T Estrada - Plasma Physics and Controlled Fusion, 2008 - iopscience.iop.org
The capability of Doppler reflectometry to determine the perpendicular velocity and the
perpendicular wave-number spectrum of the density fluctuations has been studied using a …

Radial correlation reflectometry at oblique probing wave incidence (linear scattering theory predictions)

E Gusakov, M Irzak, A Popov - Plasma Physics and Controlled …, 2014 - iopscience.iop.org
Turbulence radial correlation length measurements by making use of Doppler reflectometry
are analysed in this paper assuming the linear (in density perturbation amplitude) regime of …

Doppler reflectometry for the investigation of propagating density perturbations

M Hirsch, E Holzhauer, J Baldzuhn… - Plasma physics and …, 2001 - iopscience.iop.org
Doppler reflectometry is characterized by a finite tilt angle of the probing microwave beam
with respect to the normal onto the cutoff surface. According to the Bragg condition the …

Investigation of the scattering efficiency in doppler reflectometry by two-dimensional full-wave simulations

C Lechte - IEEE transactions on plasma science, 2009 - ieeexplore.ieee.org
Two-dimensional full-wave simulations of Doppler reflectometry in slab and curved
geometries have been carried out with the finite-difference time-domain code IPF-FD3D. The …