Materials

 

Materials

Drop?on?Demand Electrohydrodynamic Printing of Nematic Liquid Crystals
14/05/2024 - In this paper, electrohydrodynamic (EHD) printing of nematic liquid crystals (LCs) is demonstrated. Miniscule LC droplets, as small as 1 micron, are generated with the EHD printing system and...
“Cloth?to?Clothes?Like” Fabrication of Soft Actuators
09/05/2024 - Inspired by adaptive natural organisms and living matter, soft actuators appeal to a variety of innovative applications such as soft grippers, artificial muscles, wearable electronics, and biomedical...
Knotted Artificial Muscles for Bio?Mimetic Actuation under Deepwater
01/05/2024 - A novel type of artificial muscles is proposed from intricately knotted liquid crystal elastomer fibers, capable of high stroke, and fast linear contractions. These muscles remain functional even...
From Nucleation to Fat Crystal Network: Effects of Stearic–Palmitic Sucrose Ester on Static Crystallization of Palm Oil
29/04/2024 - Palm oil (PO), a semi-solid fat at room temperature, is a popular food ingredient. To steer the fat functionality, sucrose esters (SEs) are often used as food additives. Many SEs exist, varying in...
Assessment of the Development Performance of Additive Manufacturing VPP Parts Using Digital Light Processing (DLP) and Liquid Crystal Display (LCD) Technologies
24/04/2024 - Non-metallic additive manufacturing technology has seen a substantial improvement in the precision of the parts it produces. Its capability to achieve complex geometries and very small dimensions...
Dynamics and Topology of Symmetry Breaking with Skyrmions
- Using thin layers of chiral nematic liquid crystals, researchers have observed the formation dynamics of skyrmions.
Vacuum Thermoforming of Optically Switchable Liquid Crystalline Elastomer Spherical Actuators
16/04/2024 - Liquid crystal elastomer (LCE) actuators are generally limited in shape, size, and quantity by the need for aligning via stretching and fixing via photopolymerizing. We present a thermoplastic LCE...
Weak-strong uniqueness for three dimensional incompressible active liquid crystals
01/07/2024 - > Abstract The hydrodynamics of active liquid crystal models has attracted much attention in recent years due to many applications of these models. In this...
High-Order Nonlinear Electrophoresis in a Nematic Liquid Crystal
- Electrophoretic transport is greatly enhanced in a nematic environment due to shear thinning.
Synergistic Effect and Phase Behavior of SCG-CAPB-H2O Ternary Compound System
06/04/2024 - The physical properties of sodium cocoyl glycinate (SCG) and the synergistic effects within the SCG/CAPB complex system were investigated using visible–ultraviolet spectrophotometry and...
Enhanced mechanical properties of polyphenylene sulfide and liquid crystal polymer composites by interfacial bonding capacity of graft?modified graphene oxide and glass fibers
04/04/2024 - The aim of this study is to broaden the potential applications of polyphenylene sulfide (PPS) by incorporating graphene oxide (GO)?grafted glass fiber (GF) to enhance the mechanical properties of...
Fast and Slow?Twitch Actuation via Twisted Liquid Crystal Elastomer Fibers
23/03/2024 - The performance of robotic systems could benefit from low?density material actuators that emulate muscle typology (e.g., fast and slow twitch) of natural systems. Recent reports detail the...
An Electro?optical Kerr Device Based on 2D Boron Nitride Liquid Crystals for Solar?blind Communications
18/03/2024 - Achieving light modulation in the spectral range of 200 – 280 nm is a prerequisite for solar?blind ultraviolet communication, where current technologies mainly based on the electro?luminescent...
Large?Scale, Vertically Aligned 2D Subnanochannel Arrays by a Smectic Liquid Crystal Network for High?Performance Osmotic Energy Conversion
14/03/2024 - Vertically aligned 2D subnanochannel arrays in a smectic liquid crystal network is fabricated by photo?polymerization. As?prepared membrane demonstrates a power output of ?22.5 W m?2 when mixing...
Spatial Photo?Patterning of Nematic Liquid Crystal Pretilt and its Application in Fabricating Flat Gradient?Index Lenses
07/03/2024 - This study introduces a method for 3D control of liquid crystal mesogens' orientation. A two?step photo?exposure process sets both in?plane and out?of?plane orientation, enabling smooth orientational...
Fabrication of liquid crystal Fe3O4 composites and their magnetorheological properties
07/03/2024 - Some supramolecular polyacrylate?based liquid crystal polymers (PLCPs) were prepared by polyacrylic acid, a liquid crystal monomer and 3,5?pyridinedicarboxylic acid. Series of magnetic liquid crystal...
Phenanthrothiophene?Triazine Star?Shaped Discotic Liquid Crystals: Synthesis, Self?Assembly, and Stimuli?Responsive Fluorescence Properties
01/03/2024 - Lipophilic biphenylthiophene? and phenanthrothiophene?triazine compounds, BPTTn and CPTTn respectively, were prepared by a tandem procedure involving successive Suzuki?Miyaura coupling and Scholl...
Photosensitizers Enable the Formation of Biphenyls with UV?LEDs and Sunlight
29/02/2024 - The regioselective synthesis of biphenyls, which are economically important pharmaceuticals, agrochemicals, and liquid crystals, is a challenging task. Current methods rely on metal?dependent...
Photo actuation performances of animal hair fiber-reinforced polysiloxane liquid crystalline elastomer composites
27/02/2024 - Abstract Liquid crystalline elastomers (LCEs) are an emerging class of smart materials for soft actuation machines. LCE composites (LCECs), via the incorporation of fillers into...
A Robust Texture-Less Gray-Scale Surface Matching Method Applied to a Liquid Crystal Display TV Diffuser Plate Assembly System
29/02/2024 - In most liquid crystal display (LCD) backlight modules (BLMs), diffuser plates (DPs) play the essential role in blurring the backlight. A common BLM consists of multiple superimposed optical films....
Polar Self-Organization of Ferroelectric Nematic-Liquid-Crystal Molecules on Atomically Flat Au(111) Surface
- Using a scanning tunneling microscope polar molecular ordering in a monolayer of ferroelectric nematic liquid crystal has been directly observed for the first time.