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7 Results Found

  • Article
  • Open Access
2 Citations
2,281 Views
16 Pages

New Features of Bragg and Non-Polarized Radar Backscattering from Film Slicks on the Sea Surface

  • Stanislav Aleksandrovich Ermakov,
  • Irina Andreevna Sergievskaya,
  • Leonid Mikhailovich Plotnikov,
  • Ivan Aleksandrovich Kapustin,
  • Olga Arkadyevna Danilicheva,
  • Alexander Viktorovich Kupaev and
  • Alexander Andreevich Molkov

7 September 2022

Suppression of radar backscattering from the sea surface has been studied in field experiments with surfactant films carried out from an Oceanographic Platform on the Black Sea and from onboard a research vessel on the Gorky Water Reservoir using an...

  • Article
  • Open Access
41 Citations
4,359 Views
16 Pages

Remote Sensing of Organic Films on the Water Surface Using Dual Co-Polarized Ship-Based X-/C-/S-Band Radar and TerraSAR-X

  • Stanislav A. Ermakov,
  • Irina A. Sergievskaya,
  • José C.B. Da Silva,
  • Ivan A. Kapustin,
  • Olga V. Shomina,
  • Alexander V. Kupaev and
  • Alexander A. Molkov

10 July 2018

Microwave radar is a well-established tool for all-weather monitoring of film slicks which appear in radar imagery of the surface of water bodies as areas of reduced backscatter due to suppression of short wind waves. Information about slicks obtaine...

  • Article
  • Open Access
13 Citations
3,103 Views
16 Pages

The Role of Micro Breaking of Small-Scale Wind Waves in Radar Backscattering from Sea Surface

  • Irina A. Sergievskaya,
  • Stanislav A. Ermakov,
  • Aleksey V. Ermoshkin,
  • Ivan A. Kapustin,
  • Olga V. Shomina and
  • Alexander V. Kupaev

19 December 2020

The study of the microwave scattering mechanisms of the sea surface is extremely important for the development of radar sensing methods. Some time ago, Bragg (resonance) scattering of electromagnetic waves from the sea surface was proposed as the mai...

  • Article
  • Open Access
26 Citations
4,176 Views
16 Pages

Modulation of Dual-Polarized X-Band Radar Backscatter Due to Long Wind Waves

  • Irina A. Sergievskaya,
  • Stanislav A. Ermakov,
  • Alexey V. Ermoshkin,
  • Ivan A. Kapustin,
  • Alexander A. Molkov,
  • Olga A. Danilicheva and
  • Olga V. Shomina

19 February 2019

Investigation of microwave scattering mechanisms is extremely important for developing methods for ocean remote sensing. Recent studies have shown that a common two-scale scattering model accounting for resonance (Bragg) scattering has some drawbacks...

  • Article
  • Open Access
12 Citations
3,507 Views
22 Pages

Suppression of Wind Ripples and Microwave Backscattering Due to Turbulence Generated by Breaking Surface Waves

  • Stanislav A. Ermakov,
  • Vladimir A. Dobrokhotov,
  • Irina A. Sergievskaya and
  • Ivan A. Kapustin

5 November 2020

The role of wave breaking in microwave backscattering from the sea surface is a problem of great importance for the development of theories and methods on ocean remote sensing, in particular for oil spill remote sensing. Recently it has been shown th...

  • Article
  • Open Access
13 Citations
3,293 Views
18 Pages

Estimating Energy Dissipation Rate from Breaking Waves Using Polarimetric SAR Images

  • Rafael D. Viana,
  • João A. Lorenzzetti,
  • Jonas T. Carvalho and
  • Ferdinando Nunziata

16 November 2020

The total energy dissipation rate on the ocean surface, ϵt (W m−2), provides a first-order estimation of the kinetic energy input rate at the ocean–atmosphere interface. Studies on the spatial and temporal distribution of the energy dissi...

  • Article
  • Open Access
12 Citations
4,486 Views
17 Pages

On C-Band Quad-Polarized Synthetic Aperture Radar Properties of Ocean Surface Currents

  • Shengren Fan,
  • Vladimir Kudryavtsev,
  • Biao Zhang,
  • William Perrie,
  • Bertrand Chapron and
  • Alexis Mouche

5 October 2019

We present new results for ocean surface current signatures in dual co- and cross-polarized synthetic aperture radar (SAR) images. C-band RADARSAT-2 quad-polarized SAR ocean scenes are decomposed into resonant Bragg scattering from regular (non-break...