Programmable jigsaw puzzles of soft materials enabled by pixelated holographic surface reliefs

Y Wang, CL Yuan, W Huang, PZ Sun, B Liu… - Advanced …, 2023 - Wiley Online Library
Manual intervention in the self‐organization of soft matter to obtain a desired superstructure
is a complex but significant project. Specifically, optical components made fully or partially …

Biomimetic design of iridescent insect cuticles with tailored, self-organized cholesteric patterns

A Scarangella, V Soldan, M Mitov - Nature communications, 2020 - nature.com
Replicating biological patterns is promising for designing materials with multifaceted
properties. Twisted cholesteric liquid crystal patterns are found in the iridescent tessellated …

Programming and dynamic control of the circular polarization of luminescence from an achiral fluorescent dye in a liquid crystal host by molecular motors

J Hou, R Toyoda, SCJ Meskers… - Angewandte …, 2022 - Wiley Online Library
Circular polarized light is utilized in communication and display technologies and a major
challenge is to develop systems that can be switched between left and right circular …

Stimuli‐directed dynamic reconfiguration in self‐organized helical superstructures enabled by chemical kinetics of chiral molecular motors

J Sun, R Lan, Y Gao, M Wang, W Zhang… - Advanced …, 2018 - Wiley Online Library
Dynamic controllability of self‐organized helical superstructures in spatial dimensions is a
key step to promote bottom‐up artificial nanoarchitectures and functional devices for diverse …

Smart Nematic Liquid Crystal Polymers for Micromachining Advances

S Dominici, K Kamranikia, K Mougin, A Spangenberg - Micromachines, 2023 - mdpi.com
The miniaturization of tools is an important step in human evolution to create faster devices
as well as precise micromachines. Studies around this topic have allowed the creation of …

Ultrathin, transparent, thermally-insulated, and energy-efficient flexible window using coatable chiral-nematic liquid crystal polymer

A Ranjkesh, TH Yoon - Journal of molecular liquids, 2021 - Elsevier
Transparent windows that insulate infrared (IR) light entering indoor spaces promise to
reduce energy consumption. However, a long-standing challenge for an energy-efficient …

Strain-induced alignment and phase behavior of blue phase liquid crystals confined to thin films

E Bukusoglu, JA Martinez-Gonzalez, X Wang, Y Zhou… - Soft Matter, 2017 - pubs.rsc.org
We report on the influence of surface confinement on the phase behavior and strain-induced
alignment of thin films of blue phase liquid crystals (BPs). Confining surfaces comprised of …

Induced birefringence of rubbed and stretched polyvinyl alcohol foils as alignment layers for nematic molecules

CD Nechifor, M Postolache, RM Albu… - Polymers for …, 2019 - Wiley Online Library
Some optical properties of poly (vinyl alcohol)(PVA) films are investigated prior and after the
rubbing and stretching of the samples. Birefringence of the prepared foils is enhanced as …

Electrically controlled topological micro cargo transportation

AS Bhadwal, NJ Mottram, A Saxena, IC Sage… - Soft Matter, 2020 - pubs.rsc.org
We demonstrate electrically controlled linear translation and precision positioning of a
colloidal particle in a soft matter device. The basis of transportation is the time dependent …

Microstructure-stabilized blue phase liquid crystals

JD Lin, YL Daniel Ho, L Chen, M Lopez-Garcia… - ACS …, 2018 - ACS Publications
We show that micron-scale two-dimensional (2D) honeycomb microwells can significantly
improve the stability of blue phase liquid crystals (BPLCs). Polymeric microwells made by …