Pattern formation, structure and functionalities of wrinkled liquid crystal surfaces: A soft matter biomimicry platform

Z Wang, P Servio, AD Rey - Frontiers in Soft Matter, 2023 - frontiersin.org
This review presents an integrated theoretical and computational characterization and
analysis of surface pattern formation in chiral and achiral liquid crystal self-assembly and the …

Geometry-structure models for liquid crystal interfaces, drops and membranes: wrinkling, shape selection and dissipative shape evolution

Z Wang, P Servio, AD Rey - Soft Matter, 2023 - pubs.rsc.org
We review our recent contributions to anisotropic soft matter models for liquid crystal
interfaces, drops and membranes, emphasizing validations with experimental and biological …

Wrinkling pattern formation with periodic nematic orientation: From egg cartons to corrugated surfaces

Z Wang, P Servio, A Rey - Physical Review E, 2022 - APS
Egg cartons, known as doubly sinusoidal surfaces, display a rich variety of saddles-cylinder-
spherical patches organized with different spatial symmetries and connectivities. Egg carton …

Nanoscale hyperspectral imaging of tilted cholesteric liquid crystal structures

A Jullien, A Scarangella, U Bortolozzo, S Residori… - Soft matter, 2019 - pubs.rsc.org
Ongoing research on chiral liquid crystals takes advantage of the peculiar behavior of
twisted structures subject to curvature. We demonstrate the fine tunability of the …

Rate of entropy production in evolving interfaces and membranes under astigmatic kinematics: Shape evolution in geometric-dissipation landscapes

Z Wang, P Servio, AD Rey - Entropy, 2020 - mdpi.com
This paper presents theory and simulation of viscous dissipation in evolving interfaces and
membranes under kinematic conditions, known as astigmatic flow, ubiquitous during growth …

Biaxial nanowrinkling in cholesteric surfaces: Egg carton surfaces through chiral anchoring

Z Wang, P Servio, A Rey - Colloid and Interface Science Communications, 2021 - Elsevier
Periodic micro and nano-structured surfaces in nature are responsible for functionalities
including structural colour, superhydrophobicity, where wrinkling plays a significant role. The …

Surface anchoring effects on the formation of two-wavelength surface patterns in chiral liquid crystals

Z Wang, P Rofouie, AD Rey - Crystals, 2019 - mdpi.com
We present a theoretical analysis and linear scaling of two-wavelength surface
nanostructures formed at the free surface of cholesteric liquid crystals (CLC). An anchoring …

Mechanogeometry of nanowrinkling in cholesteric liquid crystal surfaces

Z Wang, P Servio, AD Rey - Physical Review E, 2020 - APS
Biological plywoods are multifunctional fibrous composites materials, ubiquitous in nature.
The chiral fibrous organization is found in chitin (insects), cellulosics (plants), and collagen I …

The geometry and mechanics of wrinkling patterns in biological plywoods and cholesteric liquid crystals

Z Wang - 2020 - escholarship.mcgill.ca
Biological plywoods are multifunctional fibrous composites materials found in plants
(cellulosic), insect cuticles (chitin) and bones and cornea tissues in mammals (collagen) …