Minnaert resonances for acoustic waves in bubbly media

Habib Ammari*, Brian Fitzpatrick, David Gontier, Hyundae Lee, Hai Zhang

*Corresponding author for this work

Research output: Contribution to journalJournal Articlepeer-review

79 Citations (Scopus)

Abstract

Through the application of layer potential techniques and Gohberg–Sigal theory we derive an original formula for the Minnaert resonance frequencies of arbitrarily shaped bubbles. We also provide a mathematical justification for the monopole approximation of scattering of acoustic waves by bubbles at their Minnaert resonant frequency. Our results are complemented by several numerical examples which serve to validate our formula in two dimensions.

Original languageEnglish
Pages (from-to)1975-1998
Number of pages24
JournalAnnales de l'Institut Henri Poincare (C) Analyse Non Lineaire
Volume35
Issue number7
DOIs
Publication statusPublished - Nov 2018

Bibliographical note

Publisher Copyright:
© 2018 Elsevier Masson SAS

Keywords

  • Acoustic waves
  • Bubble
  • Layer potentials
  • Minnaert resonance
  • Monopole approximation

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