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Seismic refraction

Index Seismic refraction

Seismic refraction is a geophysical principle (see refraction) governed by Snell's Law. [1]

17 relations: Bedrock, Engineering geology, Exploration geophysics, Genetic algorithm, Geophone, Geotechnical engineering, Longitudinal wave, Monte Carlo method, P-wave, Plus minus method, Reflection seismology, Refraction, S-wave, Seismometer, Snell's law, Structural geology, Tomography.

Bedrock

In geology, bedrock is the lithified rock that lies under a loose softer material called regolith at the surface of the Earth or other terrestrial planets.

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Engineering geology

Engineering geology is the application of the geology to engineering study for the purpose of assuring that the geological factors regarding the location, design, construction, operation and maintenance of engineering works are recognized and accounted for.

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Exploration geophysics

Exploration geophysics is an applied branch of geophysics, which uses physical methods, such as seismic, gravitational, magnetic, electrical and electromagnetic at the surface of the Earth to measure the physical properties of the subsurface, along with the anomalies in those properties.

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Genetic algorithm

In computer science and operations research, a genetic algorithm (GA) is a metaheuristic inspired by the process of natural selection that belongs to the larger class of evolutionary algorithms (EA).

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Geophone

A geophone is a device that converts ground movement (velocity) into voltage, which may be recorded at a recording station.

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Geotechnical engineering

Geotechnical engineering is the branch of civil engineering concerned with the engineering behavior of earth materials.

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Longitudinal wave

Longitudinal waves are waves in which the displacement of the medium is in the same direction as, or the opposite direction to, the direction of propagation of the wave.

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Monte Carlo method

Monte Carlo methods (or Monte Carlo experiments) are a broad class of computational algorithms that rely on repeated random sampling to obtain numerical results.

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P-wave

A P-wave is one of the two main types of elastic body waves, called seismic waves in seismology.

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Plus minus method

The plus-minus method, also known as CRM (conventional reciprocal method), is a geophysical method to analyze seismic refraction data developed by J. G. Hagedoorn.

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Reflection seismology

Reflection seismology (or seismic reflection) is a method of exploration geophysics that uses the principles of seismology to estimate the properties of the Earth's subsurface from reflected seismic waves.

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Refraction

Refraction is the change in direction of wave propagation due to a change in its transmission medium.

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S-wave

In seismology, S-waves, secondary waves, or shear waves (sometimes called an elastic S-wave) are a type of elastic wave, and are one of the two main types of elastic body waves, so named because they move through the body of an object, unlike surface waves.

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Seismometer

A seismometer is an instrument that measures motion of the ground, caused by, for example, an earthquake, a volcanic eruption, or the use of explosives.

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Snell's law

Snell's law (also known as Snell–Descartes law and the law of refraction) is a formula used to describe the relationship between the angles of incidence and refraction, when referring to light or other waves passing through a boundary between two different isotropic media, such as water, glass, or air.

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Structural geology

Structural geology is the study of the three-dimensional distribution of rock units with respect to their deformational histories.

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Tomography

Tomography is imaging by sections or sectioning, through the use of any kind of penetrating wave.

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References

[1] https://en.wikipedia.org/wiki/Seismic_refraction

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