acoustic impedance | Energy Glossary

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acoustic impedance

1. n. []

The product of density and seismic velocity, which varies among different rock layers, commonly symbolized by Z. The difference in acoustic impedance between rock layers affects the reflection coefficient.

See: acoustic impedance sectionacoustic transparencyamplitude anomalybright spotdensity contrastdim spotpolarity standardreflector

Display of acoustic impedance, traces, well logs and a zero-phase wavelet