Last edited by Kazragal
Thursday, February 13, 2020 | History

5 edition of Ocean and Seabed Acoustics found in the catalog.

Ocean and Seabed Acoustics

A Theory of Wave Propagation

by George V. Frisk

  • 378 Want to read
  • 33 Currently reading

Published by Prentice Hall PTR .
Written in English

    Subjects:
  • Oceanography (seas),
  • Sound, vibration & waves (acoustics),
  • Wave-motion, Theory of,
  • Science,
  • Acoustical Engineering,
  • Ocean Engineering,
  • Technology,
  • Textbooks,
  • Wave equation,
  • Science/Mathematics,
  • Underwater acoustics,
  • Acoustics & Sound,
  • Engineering - Civil,
  • Technology / Engineering / Civil,
  • Acoustic surface waves,
  • Numerical solutions

  • The Physical Object
    FormatPaperback
    Number of Pages300
    ID Numbers
    Open LibraryOL9297864M
    ISBN 100136301126
    ISBN 109780136301127

    Pulses of sound are used to probe the sea, and the echoes are then processed to extract information about the sea, its boundaries and submerged objects. Helen M. In areas with volcanic activity and in the oceanic trenches there are hydrothermal vents — releasing high pressure and extremely hot water and chemicals into the typically freezing water around it. The grain size indicates the type of sediment and the environment in which it was created. Although significant advances have been made in instrumentation, such as long towed geophysical arrays, ai r guns and ocean bot tom seismometers, the pic ture of the seafloor is still far from complete.

    Numerical models have become standard research tools in acoustic laboratories, and thus computational acoustics is becoming an increasingly important branch of ocean acoustic science. Early acousticians working with sound in air, realized that human ears perceive differences in sound on a logarithmic scale, so the convention of using a relative logarithmic scale dB was adopted. There are two types of oozes: Calcareous oozes and Siliceous oozes. The results of these studies met with only limited success, confined as they were to those areas where survey data existed and lacking a physical understanding of the processes of reflection and scattering.

    The final prices may differ from the prices shown due to specifics of VAT rules About this book Seafloor investigation has long been a feature of not only seismology but also of acoustics. Read more Collapse About the author Finn B. Larger grains sink faster and can only be pushed by rapid flowing water high energy environment whereas small grains sink very slowly and can be suspended by slight water movement, accumulating in conditions where water is not moving so quickly. Manufacturers, suppliers and others provide what you see here, and we have not verified it.


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Ocean and Seabed Acoustics book

Numerical models have become standard research tools in acoustic laboratories, and thus computational acoustics is becoming an increasingly important branch of ocean acoustic science.

There was no scuba diving. Typically a rift runs along the edge of this ridge. Learn how and when to remove this template message The major oceanic divisions Example of pollen found at different depths below seafloor in sample cores: Fischeripollis found at Terrigenous and biogenous[ edit ] Terrigenous sediment is the most abundant sediment found on the seafloor, followed by biogenous sediment.

Read more. This work should be of interest to ocean acoustic engineers and physicists, as well as graduate students and course instructors.

Sound sources used include airgunsvibroseis and explosives. Deep ocean water is divided into layers or zones, each with typical features of salinity, pressure, temperature and marine life, according to their depth. Follow Us. Unlike most radio signals which are quickly absorbed, sound propagates far underwater and at a rate that can be precisely measured or estimated.

In Stock Overview Seafloor investigation has long been a feature of not only seismology but also of acoustics. The superficial layer of the soil lining the given body of water, the benthic boundary layeris an integral part of the benthic zone, and greatly influences the biological activity which takes place there.

The first edition of this successful book, written by the recognized leaders of the field, was the first to present a comprehensive and modern introduction to computational ocean acoustics accessible to students. Haul, look, preserve, theorize; that was the extent of ocean exploration.

Springerbriefs in Oceanography: Acoustics of the Seabed as a Poroelastic Medium (Paperback)

For example, the hearing threshold of the killer whale occurs at an RMS acoustic pressure of 0. When these elements mix with the cold sea water they precipitate from the cooling water.

He started as a research scientist developing numerical models of sound propagation in the ocean, then served for 17 years as Head of the Environmental Modelling Group at NURC, and since as a Senior Scientist and Project Leader for research related to propagation, reverberation, and target strength modeling.

Along tectonic plate edges there are typically oceanic trenches — deep valleys, created by the mantle circulation movement from the mid-ocean mountain ridge to the oceanic trench. More specifically, the wavelength of a sound equals the speed of sound in either air or water divided by the frequency of the wave.

Palumbi Stanford biologist and Anthony R. The results of these studies met with only limited success, confined as they were to those areas where survey data existed and lacking a physical understanding of the processes of reflection and scattering.

Kuperman received his Ph. Temperature also affects the speed of sound e. Ambient noise is that part of the received noise that is independent of the source, receiver and platform characteristics.[Preview with Google Books] This is perhaps the most essential text for the "advanced ocean acoustics and numerical methods" part of this course.

[B&L] Brekhovskikh, L. M., and Yu. P.

Ocean and Seabed Acoustics: A Theory of Wave Propagation

Lysanov. Fundamentals of Ocean Acoustics. Springer, ISBN: Another upper level text covering a wide range of topics in ocean acoustics and.

Computational Ocean Acoustics: Edition 2 - Ebook written by Finn B. Jensen, William A. Kuperman, Michael B. Porter, Henrik Schmidt. Read this book using Google Play Books app on your PC, android, iOS devices.

Download for offline reading, highlight, bookmark or take notes while you read Computational Ocean Acoustics: Edition 2. The developments in the field of ocean acoustics over recent years make this book an important reference for specialists in acoustics, oceanography, marine biology, and related fields.

Fundamentals of Acoustical Oceanography also encourages a new generation of scientists, engineers, and entrepreneurs to apply the modern methods of acoustical.

Ocean acoustics is the study of sound and its behavior in the sea. When underwater objects vibrate, they create sound-pressure waves that alternately compress and decompress the water molecules as the sound wave travels through the sea.

Sound waves radiate in all directions away from the source like ripples on the surface of a pond. @inproceedings{FriskOceanAS, title={Ocean and Seabed Acoustics: A Theory of Wave Propagation}, author={George V. Frisk}, year={} } George V. Frisk Ocean and seabed accoustics - a physicist's perspective: historical overview the acoustic wave.

Book Title Ocean and seabed acoustics: a theory of wave propagation: Author(s) Frisk, George V: Publication Englewood Cliffs, N.J.: PTR Prentice Hall, - p. ISBN (This book at Amazon) (This book at Amazon) - Purchase it for me!

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