Inclusion-induced boundary layers in lipid vesicles.

Abstract:

:The equilibrium shapes of lipid vesicles are perturbed by rigid inclusions. In a two-dimensional vesicle, that may also model a cylindrically elongated tubule, the shape modifications can be determined analytically, and turn out to be significant even far from the inclusion. On the contrary, previous numerical work has given evidence that in the three-dimensional case the shape perturbations decay quite rapidly and are negligible a few inclusion radii away. In this paper, we use the tools of asymptotic analysis to derive analytically the shape of the boundary layer induced by the inclusion. As a result, we are able to determine the dominant part of the free-energy perturbation that, in turn, allows to identify the vesicle points where the inclusion prefers to sit.

authors

Biscari P,Napoli G

doi

10.1007/s10237-006-0066-6

subject

Has Abstract

pub_date

2007-09-01 00:00:00

pages

297-301

issue

5

eissn

1617-7959

issn

1617-7940

journal_volume

6

pub_type

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