seismic source is a device that generates controlled seismic energy used to perform both reflection and refraction seismic surveys. A seismic source can...

reflected seismic waves. The method requires a controlled seismic source of energy, such as dynamite or Tovex blast, a specialized air gun or a seismic vibrator...

Seismic magnitude scales are used to describe the overall strength or "size" of an earthquake. These are distinguished from seismic intensity scales that...

The connection between seismic moment and a torque is natural in the body-force equivalent representation of seismic sources as a double-couple (a pair...

record reflected seismic energy originating from a seismic source at the surface. There are numerous methods for acquiring a vertical seismic profile (VSP)...

and seismic interpretation. Seismic acquisition requires the use of a seismic source at specified locations for a seismic survey, and the energy that...

earthquake environmental effects such as tsunamis as well as diverse seismic sources such as volcanic, tectonic, glacial, fluvial, oceanic microseism, atmospheric...

Seismic refraction is a geophysical principle governed by Snell's Law of refraction. The seismic refraction method utilizes the refraction of seismic...

low-frequency vibrations into the earth. It is one of a number of seismic sources used in reflection seismology. The ‘Vibroseis’ exploration technique...

Madrid seismic zone (NMSZ), sometimes called the New Madrid fault line (or fault zone or fault system), is a major seismic zone and a prolific source of intraplate...

events of various types. NASA's Mars Perseverance Rover will act as a seismic source of known temporal and spatial localization as it lands on the surface...

measure of an earthquake's magnitude ("size" or strength) based on its seismic moment. Mw  was defined in a 1979 paper by Thomas C. Hanks and Hiroo Kanamori...

for seismic data acquisition. This included specialized tools for synchronizing seismic sources. Processing Services: The company processed seismic data...

from seismic noise (ambient vibration), which is persistent low-amplitude vibration arising from a variety of natural and anthropogenic sources. The propagation...

The "size" or strength of the source event, such as measured by various seismic magnitude scales. The type of seismic wave generated, and its orientation...

seismic energy release per unit volume. In its most general sense, the word earthquake is used to describe any seismic event that generates seismic waves...

Induced seismicity is typically earthquakes and tremors that are caused by human activity that alters the stresses and strains on Earth's crust. Most induced...

region's seismic activity. The term was coined by Beno Gutenberg and Charles Francis Richter in 1941. Seismicity is studied by geophysicists. Seismicity is...

for an active seismic source. This method, however, is not limited to passive sources, and can be extended for use with active sources and computer–generated...

Seismic tomography or seismotomography is a technique for imaging the subsurface of the Earth using seismic waves. The properties of seismic waves are...

Anstey's contributions impact every major area of seismic exploration -– from seismic acquisition to seismic processing to interpretation to research. He is...

was later upgraded to withstand a 7.5 magnitude quake. It has redundant seismic monitoring and a safety system designed to shut it down promptly in the...

The Eastern Tennessee seismic zone (ETSZ), also known as the East Tennessee seismic zone and the Southern Appalachian seismic zone, is a geographic band...

earth science project collecting seismic images of the North American lithosphere Vertical seismic profile — relevant seismic measurements Well to Hell – Debunked...

Seismic base isolation, also known as base isolation, or base isolation system, is one of the most popular means of protecting a structure against earthquake...

A seismic hazard is the probability that an earthquake will occur in a given geographic area, within a given window of time, and with ground motion intensity...

wave, non-seismic wave, impact wave, and, simply, giant wave. While Japan may have the longest recorded history of tsunamis,[better source needed] the...

seismic inversion is the process of transforming seismic reflection data into a quantitative rock-property description of a reservoir. Seismic inversion...

initially subjected to a gravity survey, magnetic survey, passive seismic or regional seismic reflection surveys to detect large-scale features of the sub-surface...

modeling Petroleum geology Petrophysics Reflection seismology Seismic inversion Seismic source Drilling Blowout Completion Squeeze job Differential sticking...