Dictionary:Logarithmic decrement

From SEG Wiki
Revision as of 17:58, 13 April 2019 by Ariannacastrechini (talk | contribs) (Marked this version for translation)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to: navigation, search
Other languages:
English • ‎español

The natural logarithm of the ratio of the amplitudes of two successive cycles of a harmonic event. Where the amplitude decay is because of absorption, the logarithmic decrement can be related to Q and to the absorption coefficient.