## A curvature-corrected Kirchoff formulation for radar sea-return from the near vertical |

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### Contents

The Randomized Kirchoff Method According | 6 |

On the Nature of the Kirchoff Solution RadarSea | 15 |

Results of Small Perturbation Theory | 27 |

3 other sections not shown

### Common terms and phrases

60 Angle amplitude Angle of Incidence Beckmann and Spizzichino capillary waves characteristic function computed coordinate vector copolarized returns corrected Kirchoff solution covariance function cross section cross-section defined depolarized diffraction regime edge terms far-zone field integral equation field point finite conductivity first-order geometrical optics given by eq Helmholtz integral high frequency approximation high frequency limit high-frequency incident field incident wave isotropic Kirchoff approximation Kirchoff formulation Kirchoff integral Kirchoff theory Kirchoff value large angles large incidence angles normal one-dimensional order in slope perfect conductivity perfectly conducting surface phase and small physical optics plane of incidence polarization effects position vector radar sea-return randomized Kirchoff method Rayleigh Rayleigh criterion scattering integrals skin depth small perturbation approximations Small perturbation theory source points spectral constant spectral-law surface specular direction stationary phase approximation Stratton-Chu integral surface curvature surface height tangent-plane approximation two-dimensional vertical incidence wave spectrum wind speed zero