Equality of the energy and group velocities of bulk acoustic waves in piezoelectric media

Vincent Laude*, Alexandre Reinhardt, Abdelkrim Khelif

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

13 Citations (Scopus)

Abstract

The equality of the energy and group velocities of bulk acoustic waves in a lossless piezoelectric medium is demonstrated, with the energy velocity defined from the generalized energy density and the generalized Poynting vector.

Original languageEnglish
Pages (from-to)1869-1871
Number of pages3
JournalIEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control
Volume52
Issue number10
DOIs
Publication statusPublished - Oct 2005
Externally publishedYes

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