A model for large amplitude oscillations of coated bubbles accounting for buckling and rupture

P Marmottant, S Van Der Meer, M Emmer… - The Journal of the …, 2005 - pubs.aip.org
We present a model applicable to ultrasound contrast agent bubbles that takes into account
the physical properties of a lipid monolayer coating on a gas microbubble. Three parameters
describe the properties of the shell: a buckling radius, the compressibility of the shell, and a
break-up shell tension. The model presents an original non-linear behavior at large
amplitude oscillations, termed compression-only, induced by the buckling of the lipid
monolayer. This prediction is validated by experimental recordings with the high-speed …
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