Explore the new Oilfield Glossary

Look up terms beginning with:

acoustic impedance

1. n. [Geophysics]

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

Share This