Rayleigh–Taylor and Richtmyer–Meshkov instabilities: a journey through scales

Y Zhou, RJR Williams, P Ramaprabhu, M Groom… - Physica D: Nonlinear …, 2021 - Elsevier
Hydrodynamic instabilities such as Rayleigh–Taylor (RT) and Richtmyer–Meshkov (RM)
instabilities usually appear in conjunction with the Kelvin–Helmholtz (KH) instability and are …

[图书][B] Convergence and Summability of Fourier Transforms and Hardy Spaces

F Weisz - 2017 - Springer
Convergence and Summability of Fourier Transforms and Hardy Spaces Page 1 Applied and
Numerical Harmonic Analysis Ferenc Weisz Convergence and Summability of Fourier …

[HTML][HTML] Convexification inversion method for nonlinear SAR imaging with experimentally collected data

MV Klibanov, VA Khoa, AV Smirnov, LH Nguyen… - Journal of Applied and …, 2021 - Springer
This paper is concerned with the study of a version of the globally convergent
convexification method with direct application to synthetic aperture radar (SAR) imaging …

Through-the-wall nonlinear SAR imaging

MV Klibanov, AV Smirnov, VA Khoa… - … on Geoscience and …, 2021 - ieeexplore.ieee.org
An inverse scattering problem (ISP) for synthetic aperture radar (SAR) data in application to
through-the-wall imaging is addressed. In contrast with the conventional algorithms of SAR …

Long-range propagation through inhomogeneous turbulent atmosphere: Analysis beyond phase screens

A Mahalov, A McDaniel - Physica Scripta, 2019 - iopscience.iop.org
Many applications rely on the propagation of electromagnetic waves through extended
regions of the atmosphere over which the refractive index can vary in a complex manner …

When data driven reduced order modeling meets full waveform inversion

L Borcea, J Garnier, AV Mamonov, J Zimmerling - SIAM Review, 2024 - SIAM
Waveform inversion is concerned with estimating a heterogeneous medium, modeled by
variable coefficients of wave equations, using sources that emit probing signals and …

Vertical autofocus for the phase screen in a turbulent ionosphere

M Gilman, S Tsynkov - Inverse Problems, 2023 - iopscience.iop.org
The performance of spaceborne synthetic aperture radars (SARs) is affected by the Earth's
ionosphere. In particular, the ionospheric turbulence causes phase perturbations of the SAR …

Data assimilation for ionospheric space-weather forecasting in the presence of model bias

J Durazo, EJ Kostelich, A Mahalov - Frontiers in Applied Mathematics …, 2021 - frontiersin.org
The dynamics of many models of physical systems depend on the choices of key
parameters. This paper describes the results of some observing system simulation …

A survey on the unconditional convergence and the invertibility of frame multipliers with implementation

DT Stoeva, P Balazs - Sampling: Theory and Applications: A Centennial …, 2020 - Springer
The paper presents a survey over frame multipliers and related concepts. In particular, it
includes a short motivation of why multipliers are of interest to consider, a review as well as …

Transionospheric autofocus for synthetic aperture radar

M Gilman, SV Tsynkov - SIAM Journal on Imaging Sciences, 2023 - SIAM
Turbulent fluctuations of the electron number density in the Earth's ionosphere may hamper
the performance of spaceborne synthetic aperture radar (SAR). Previously, we have …