IODP SEDIS - Thesaurus -

seismic

seismic attributes
SN	Not a valid term for GeoRef. If applicable, index specific attributes and hydrocarbon indicators. See seismology or seismic methods.

seismic coherency
UF	coherency, seismic
RT	seismology
	geophysical methods
	properties
	seismic methods
	wave dispersion
	frequency
	propagation
	frequency domain analysis
	wave fields
SN	Also index seismology and/or seismic methods.

seismic data
SN	A valid term through 1977. Use data and earthquakes.

seismic discontinuities
USE	discontinuities

seismic effects
SN	A valid term through 1977. Use effects and earthquakes.

seismic energy
RT	earthquakes
	energy
	seismology
SN	Energy produced by earthquakes. Added to Thesaurus in 1981.

seismic exploration
SN	Not a valid GeoRef index term after 1971. Used in subfiles G and N. Now use seismic methods, or seismic logging.

seismic focus
USE	focus

seismic methods
BT	geophysical methods
	.seismic methods
NT	bottom-simulating reflectors
	hydrocarbon indicators
RT	air guns
	backscattering
	Doppler effect
	geophones
	geophysical surveys
	elastic waves
	filters
	AVO methods
	dip moveout
	crust
	BIRPS
	deep seismic sounding
	explosions
	crosshole methods
	CALCRUST
	COCORP
	COCRUST
	ECORS
	DEKORP
	frequency domain analysis
	far-field
	GEOS
SN	For surveys, search with geophysical surveys and an area. For surveys, also index geophysical surveys and the area.

seismic migration
NT	poststack migration
	prestack migration
UF	migration (seismic)
RT	seismology
	seismic methods
	arrival time
	dip moveout
	raypaths
	imagery
	migration
	diffraction
	inverse problem
	Kirchhoff integral
	finite difference analysis
	wave fields
SN	Inversion operation for rearranging seismic information to plot reflections and diffractions at their true locations. Before 1993, also search migration AND seismic methods. Added to Thesaurus in 1993.

seismic moment tensors
USE	moment tensors

seismic networks
NT	TERRAscope
RT	arrays
	geophysical methods
	geophysical surveys
	GEOS
	IRIS network
	LASA
	networks
	NORESS
	NORSAR
	PANDA
	PASSCAL
	portable arrays
	seismic methods
	seismology
	SMART2
SN	Before 1993, also search arrays OR networks with seismic methods OR seismology. Added to Thesaurus in 1993.

seismic noise
SN	A valid term through 1978. After 1978, use noise.

seismic quiescence
UF	quiescence, seismic
RT	earthquakes
	seismic gaps
	seismicity
	volcanic earthquakes
SN	Also search quiescence with seismicity or earthquakes. See seismic gaps if applicable. Also index seismic gaps if applicable. Added to Thesaurus in 1995.

seismic reflection profiles
SN	Not a valid term for GeoRef. As of 1989, use seismic profiles in combination with reflection.

seismic response
RT	acceleration
	aseismic design
	coseismic processes
	dams
	earthquakes
	foundations
	highways
	marine installations
	microzonation
	nuclear facilities
	railroads
	reservoirs
	engineering geology
	seismic risk
	seismology
	soil mechanics
	soil-structure interface
	tunnels
	u
SN	Response of a man-made structure to an earthquake. Added to Thesaurus in 1981.

seismic sea waves
USE	tsunamis

seismic sounding
USE	deep seismic sounding

seismic studies
SN	A valid term through 1976. Use seismic methods and theoretical studies or experimental studies.

seismic surge
USE	tsunamis

seismic survey maps
BT	maps
	.seismic survey maps
RT	geophysical survey maps
	seismic methods
SN	Also search maps AND geophysical surveys AND seismic methods with area. Added to Thesaurus in 1985.

seismic wavelets
USE	wavelets

seismic waves
BT	elastic waves
	.seismic waves
NT	body waves
	surface waves
UF	Earth waves
RT	Airy waves
	short-period waves
	long-period waves
SN	Restricted to solid-earth waves; for the seismic sea wave, use tsunamis. From 1976-1997, elastic waves was used.

seismic zones
USE	seismic zoning