Results 121 to 130 of about 5,187,739 (314)

Impact of titanium dioxide nanoparticles on purification and contamination of nematic liquid crystals

open access: yesBeilstein Journal of Nanotechnology, 2017
We have investigated the impact of titanium dioxide nanoparticles on the ionic contamination of liquid crystals. Nematic liquid crystals with high and low initial ionic contamination have been examined.
Dmitrii Pavlovich Shcherbinin   +1 more
doaj   +1 more source

Combined Process‐ and Phase‐Field‐Simulation to Predict the Microstructure of Single‐Crystal Ni‐Based Superalloys

open access: yesAdvanced Engineering Materials, EarlyView.
A combined finite element and phase‐field approach predicts the evolution of microstructure during the directional solidification of Ni‐based superalloys. The model reveals how withdrawal rate, temperature gradient, and wall thickness control the dendrite spacing, highlighting the strong effect of surface regions in thin sections where dendrite growth ...
Sean Böhm   +3 more
wiley   +1 more source

Applications of Biomaterials to Liquid Crystals

open access: yesMolecules, 2013
Nowadays, chemically synthesized proteins and peptides are attractive building blocks and have potential in many important applications as biomaterials. In this review, applications of biomaterials to thermotropic liquid crystals are discussed.
Kengo Sakaguchi   +4 more
doaj   +1 more source

Liquid crystals for organic thin-film transistors

open access: yesNature Communications, 2015
Crystalline thin films of organic semiconductors are a good candidate for field effect transistor (FET) materials in printed electronics. However, there are currently two main problems, which are associated with inhomogeneity and poor thermal durability ...
H. Iino, T. Usui, J. Hanna
semanticscholar   +1 more source

Re-entrant ferroelectricity in liquid crystals

open access: yes, 2000
The ferroelectric (Sm C$^*$) -- antiferroelectric (Sm C$^*_A$) -- reentrant ferroelectric (re Sm C$^*$) phase temperature sequence was observed for system with competing synclinic - anticlinic interactions.
A. D. L. Chandani   +17 more
core   +1 more source

Investigation of Oxygen‐Free Wetting Behavior of Aluminum on Copper via Molecular Dynamics Simulations and Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
The wettability of aluminum droplets (Al) on different copper substrates (Cu), where liquid Al spreads on solid Cu surfaces to form a liquid–solid interface, is studied numerically and experimentally. The experimental and numerical results show good agreement in the fast‐spreading regime.
Shan Lyu   +8 more
wiley   +1 more source

Nanomaterials in Liquid Crystals

open access: yesNanomaterials, 2018
n ...
Ingo Dierking
doaj   +1 more source

Low‐Angle Grain Boundaries and Re‐Segregation in Single‐Crystalline Ni‐Base Superalloys

open access: yesAdvanced Engineering Materials, EarlyView.
This work demonstrates that Re‐segregation at low‐angle grain boundaries (LAGBs) in Ni‐base superalloys is influenced by misorientation angle. Advanced microscopy and atom probe tomography reveal that higher misorientation angles increases Re‐segregation.
Alireza B. Parsa   +9 more
wiley   +1 more source

Dyestuffs and Liquid Crystals

open access: yesCHIMIA, 1980
This review paper surveys the various modes whereby electro-optical displays using liquid crystals may be operated, and concentrates attention upon those displays in which dichroic dyes can be incorporated advantageously in the liquid crystal.
G.W. Gray
doaj   +1 more source

Artificial Phototropic Systems for Enhanced Light Harvesting Based on a Liquid Crystal Elastomer

open access: gold, 2021
Yichen Yan   +6 more
openalex   +1 more source

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