Results 11 to 20 of about 5,187,739 (314)

Electrically Conductive Textile Materials—Application in Flexible Sensors and Antennas

open access: yesTextiles, 2021
This paper reviews some prominent applications and approaches to developing smart fabrics for wearable technology. The importance of flexible and electrically conductive textiles in the emerging body-centric sensing and wireless communication systems is ...
Mourad Krifa
doaj   +1 more source

Quantum dot lasing from a waterproof and stretchable polymer film

open access: yesLight: Science & Applications, 2022
A quantum dot layer between two chiral liquid crystal mirrors forms a flexible foil that can emit laser light, also when immersed in water.
Mohammad Mohammadimasoudi   +6 more
doaj   +1 more source

Large Angle Forward Diffraction by Chiral Liquid Crystal Gratings with Inclined Helical Axis

open access: yesCrystals, 2020
A layer of chiral liquid crystal (CLC) with a photonic bandgap in the visible range has excellent reflective properties. Recently, two director configurations have been proposed in the literature for CLC between two substrates with periodic photo ...
Migle Stebryte   +4 more
doaj   +1 more source

Ferroelectric liquid crystals [PDF]

open access: yesJournal de Physique Lettres, 1975
A general symmetry argument is presented, and experiments on newly synthesized p-decyloxybenzylidene p'-amino 2-methyl butyl cinnamate are described, demonstrating that chiral smectic C and H liquid crystals are ferroelectric. Some of the properties of this new class of ferro-electrics are discussed.
Meyer, R.B.   +3 more
openaire   +2 more sources

Characterization and comparison of as received and clinically retrieved Bio-active™ orthodontic archwires

open access: yesBiotechnology & Biotechnological Equipment, 2021
This study aimed to characterize and compare the latest generation multi-force Bio-active™ orthodontic archwires to determine if there is a change in their physicochemical and mechanical properties during orthodontic treatment.
Mirela Georgieva   +8 more
doaj   +1 more source

Nanoparticle-Induced Ionic Effects in Liquid Crystal Devices

open access: yesEngineering Proceedings, 2023
The applications of liquid crystals continue to expand. They include conventional and advanced liquid crystal displays, electrically controlled lenses, tunable optical elements such as filters, light shutters, waveplates, and spatial light modulators ...
Noah Lee   +6 more
doaj   +1 more source

Surface Stabilized Topological Solitons in Nematic Liquid Crystals

open access: yesCrystals, 2020
Photo-alignment is a versatile tool to pattern the alignment at the confining substrates in a liquid crystal (LC) cell. Arbitrary alignment patterns can be created by using projection with a spatial light modulator (SLM) for the illumination.
Inge Nys, Brecht Berteloot, Guilhem Poy
doaj   +1 more source

Polarization patterning in ferroelectric nematic liquids via flexoelectric coupling

open access: yesNature Communications, 2023
The recently discovered ferroelectric nematic liquids incorporate to the functional combination of fluidity, processability and anisotropic optical properties of nematic liquids, an astonishing range of physical properties derived from the phase polarity.
Nerea Sebastián   +10 more
doaj   +1 more source

Hypervalent Sulfur Fluorides and the Design of Liquid Crystals

open access: yesCHIMIA, 2014
Hypervalent sulfur fluorides are providing functional materials – such as liquid crystals – with unique physicochemical properties and new geometric structural elements.
Peer Kirsch, Matthias Bremer
doaj   +1 more source

Polar Molecular Organisation in Liquid Crystals [PDF]

open access: yes, 2003
Various possibilities of polar self-organisation in low molar mass nematic, smectic and columnar liquid crystals are discussed with particular focus on the underlying molecular symmetries and interactions.
Photinos, D. J., Vanakaras, A. G.
core   +1 more source

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