Applied Underwater Acoustics

S

Salinity, 18, 19f

Sand grains, 118

Sandy sediments, 470

SBES, See Single-beam echo sounders (SBES)

Scattering of sound

Bragg scattering, 320

curved/rough surfaces, 340–346, 340f, 344f–345f

definitions, 297

extended surfaces, 318–331

Helmholtz–Kirchhoff method, 335–337, 336f

Lambert’s law, 321–322

multiple objects, 313–318

nearly plane surfaces, 318–331

perturbation approximation, 332–335, 333f

phenomena, 297–302, 298f–299f

physics, 297–302, 298f–299f

point-like objects, 303–318

reflection of facets, 320–321

reverberation, 346–353, 347f, 348t–349t

rough surfaces, 318–331

seabed, 326–331, 327t, 330f

sea surface, 322–326, 323f, 325f–326f

single objects, 303–313

theoretical basis, 332–339

two scales roughness surfaces, 337–339, 338f

Scattering strength, 299–300

Seabed, ...