2 papers
cond-mat.soft2002
Deformations of the geometry of lipid vesicles
Riccardo Capovilla, Jemal Guven, Jose' Antonio Santiago
Consider a closed lipid membrane (vesicle), modeled as a two-dimensional surface, described by a geometrical hamiltonian that depends on its extrinsic curvature. The vanishing of i…
cond-mat.stat-mech2002
Dimensional Crossover in the Non-Linear Sigma Model
Denjoe O'Connor, C. R. Stephens, J. A. Santiago
We consider dimensional crossover for an O(N) model on a d-dimensional layered geometry of thickness L, in the sigma-model limit, using ``environmentally friendly'' renormalization…