Materials
Materials
New Multifunctional Bipyrimidine?Based Chromophores for NLO?Active Thin?Film Preparation
28/11/2023 -
Herein, the preparation of bipyrimidine?based chromophores presenting alkoxystyryl donor groups carrying aliphatic achiral and chiral chains on the 4 position is described. Symmetry breaking by...
Undulations of Smectic A Layers in Achiral Liquid Crystals Manifested as Stripe Textures
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Self-assembly of organic molecules represents a fascinating playground to create various liquid crystalline nanostructures. In this Letter, we study layer undulations on micrometer scale in smectic A...
Calamitic Liquid Crystals for Reversible Light?Modulated Phase Regulation Based on Arylazopyrazole Photoswitches
23/11/2023 -
The synthesis of light responsive arylazopyrazole mesogens and their light?controlled liquid?crystalline phase regulation are reported. These compounds can act as a dopant in commercially available...
Self?healing polymers for soft actuators and robots
23/11/2023 -
Advances in artificial intelligence technology bring a rising demand on stimuli responsive actuating materials and soft actuators. By the virtue of easy deformation and mechanical resilience,...
Dual-Period Polarization-Dependent Diffraction Gratings Based on a Polymer-Stabilized Liquid Crystal
24/11/2023 -
In this paper, we demonstrate the first ever dual-period diffraction gratings that do not require electrical tuning to obtain the effect of period change. Our method allows for multiplication of the...
Tailoring Chiral Discotic Liquid Crystals: Mesophase Engineering through Alternative Approaches and Chain Lengths
21/11/2023 -
Hydrogen bonding is crucial in constructing superstructures in chiral discotic liquid crystals (DLCs) in chemical and biological systems due to its specific and directional nature. In this context,...
Light?fueled self?oscillation of liquid crystal polymer network: Effect of photostabilizers
21/11/2023 -
The environmentally friendly and low?toxic acrylic thiazole copolymer clusters (AcTPCs) were constructed to inhibit the growth of bacteria and fungi. It has long?acting antibacterial efficiency more...
Study on the Memory Effect in Aerosil-Filled Nematic Liquid Crystal Doped with Magnetic Nanoparticles
21/11/2023 -
A study on 5CB liquid crystal composites with SiO2 nanoparticles and an additional commixture with Fe3O4 nanoparticles using light transmission and SAW measurements is presented. The prepared liquid...
Exploring Quantum Dots Size Impact at Phase Diagram and Electrooptical Properties in 8CB Liquid Crystal Soft-Nanocomposites
20/11/2023 -
We explore the influence of functionalized core–shell CdSe/ZnS quantum dots on the properties of the host liquid crystal compound 4-cyano-4’-octylbiphenyl (8CB) through...
Mechanical Actuation via Homeomorphic Transformations of Topological Solitons Within Polymer Coatings
15/11/2023 -
Topological solitons are currently under investigation for their exotic properties, especially in nonlinear physics, optics, and material sciences. However, challenges of robust generation and...
Liquid Crystal Polymer-Based Miniaturized Fully Implantable Deep Brain Stimulator
16/11/2023 -
A significant challenge in improving the deep brain stimulation (DBS) system is the miniaturization of the device, aiming to integrate both the stimulator and the electrode into a compact unit with a...
Low-Frequency Ultrasound Effects on Cellulose Nanocrystals for Potential Application in Stabilizing Pickering Emulsions
10/11/2023 -
Cellulose, in the form of cellulose nanocrystals (CNCs), is a promising biomaterial for stabilizing Pickering emulsions (PEs). PEs are commonly formed using low-frequency ultrasound (LFU) treatment...
A Discotic Star Mesogen with Thymine Nucleobases Exhibiting a Rare Gyroid Cubic Mesophase with 3D Conductivity
27/10/2023 -
A unique gyroid cubic phase has been discovered for a discotic star mesogen with three covalently attached DNA bases. In this cubic [[EQUATION]] phase, the conjugated core of the mesogens and the...
Dual-Band and Multi-State Polarization Conversion Using aTerahertz Symmetry-Breaking Metadevice
27/10/2023 -
We numerically and experimentally demonstrate a terahertz metadevice consisting of split-ring resonators (SRRs) present within square metallic rings. This device can function as a dual-band...
Dual-Channel Switchable Metasurface Filters for Compact Spectral Imaging with Deep Compressive Reconstruction
27/10/2023 -
Spectral imaging technology, which aims to capture images across multiple spectral channels and create a spectral data cube, has been widely utilized in various fields. However, conventional spectral...
Minimal Model of Solitons in Nematic Liquid Crystals
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Solitons in liquid crystals have generated considerable interest. Several hypotheses of varying complexity have been advanced to explain how they arise, but consensus has not emerged yet about the...
A study on the thermal aging characteristics of an electro-osmotic pump using a liquid crystal polymer as a packaging material
26/10/2023 -
The generation of bubbles due to the poor barrier property of packaging materials with regard to gas or water permeability can be detrimental to the performance and stability of electro-osmotic...
A Light-Powered Liquid Crystal Elastomer Roller
25/10/2023 -
Achieving and controlling the desired movements of active machines is generally accomplished through precise control of artificial muscles in a distributed and serialized manner, which is a...
Liquid Crystal Elastomer Artificial Tendrils with Asymmetric Core–sheath Structure Showing Evolutionary Biomimetic Locomotion
08/10/2023 -
The sophisticated and complex haptonastic movements in response to environmental?stimuli of living organisms have always fascinated scientists. However, how to fundamentally mimic the sophisticated...
Structural Colors from Amyloid?Based Liquid Crystals
07/10/2023 -
The helical periodicity and layered structure in cholesteric liquid crystals (CLCs) may be tuned to generate structural color according to the Bragg's law of diffraction. A wide range of...
Cholesteric Spherical Reflectors with Tunable Color from Single?Domain Cellulose Nanocrystal Microshells
05/10/2023 -
The wavelength? and polarization?selective Bragg reflection of visible light exhibited by films produced by drying cholesteric liquid crystal (CLC) suspensions of cellulose nanocrystals (CNCs) render...
