Results 11 to 20 of about 162,845 (350)

The Role of Silica Nanoparticles in Promoting the Germination of Tomato (Solanum lycopersicum) Seeds

open access: yesNanomaterials, 2023
The addition of nanoparticles has been reported to be an effective strategy for enhancing seed germination, but the underlying mechanisms whereby this occurs are unclear.
Anca Awal Sembada   +5 more
doaj   +1 more source

Active nematic multipoles: Flow responses and the dynamics of defects and colloids

open access: yesFrontiers in Physics, 2023
We introduce a general description of localised distortions in active nematics using the framework of active nematic multipoles. We give the Stokesian flows for arbitrary multipoles in terms of differentiation of a fundamental flow response and describe ...
Alexander J. H. Houston   +3 more
doaj   +1 more source

Colloidal diamond [PDF]

open access: yesNature, 2020
Self-assembling colloidal particles in the cubic diamond crystal structure could potentially be used to make materials with a photonic bandgap1-3. Such materials are beneficial because they suppress spontaneous emission of light1 and are valued for their applications as optical waveguides, filters and laser resonators4, for improving light-harvesting ...
Mingxin He   +6 more
openaire   +2 more sources

Colloidal Silver Hydrogen Peroxide: New Generation Molecule for Management of Phytopathogens

open access: yesHorticulturae, 2021
Plant pathogenic fungi and bacteria are a significant threat to global commercial crop production resulting in increased cost of production, reduced crop establishment and productivity.
Hosapura Shekhararaju Mahesha   +9 more
doaj   +1 more source

Recent Trends in Noble Metal Nanoparticles for Colorimetric Chemical Sensing and Micro-Electronic Packaging Applications

open access: yesMetals, 2021
Noble metal NPs are highly attractive candidates because of their unique combination of physical, chemical, mechanical, and structural properties. A lot of developments in this area are still fascinating the materials research community, and are broadly ...
Anurag Gautam   +5 more
doaj   +1 more source

Effect of Poly(Vinyl Alcohol) Concentration and Chain Length on Polymer Nanogel Formation in Aqueous Dispersion Polymerization

open access: yesMolecules, 2023
Nanotechnology has attracted increasing interest in various research fields for fabricating functional nanomaterials. In this study, we investigated the effect of poly(vinyl alcohol) (PVA) addition on the formation and thermoresponsive properties of poly(
Yukiya Kitayama   +2 more
doaj   +1 more source

Colloidal trains

open access: yesSoft Matter, 2020
Colloidal trains consisting of colloidal doublet locomotives and single colloidal carriages self assemble above a magnetic square pattern and are driven by an external magnetic field processing around a high symmetry direction.
Mahla Mirzaee-Kakhki   +12 more
openaire   +3 more sources

Dispersion and Stabilization of Alkylated 2D MXene in Nonpolar Solvents and Their Pseudocapacitive Behavior

open access: yesCell Reports Physical Science, 2020
Summary: To date, MXene dispersions have been mostly limited to polar solvents. Here, we show that when the lithium cations present between MXene multilayers after etching are exchanged with di(hydrogenated tallow)benzyl methyl ammonium chloride (DHT ...
Michael Carey   +7 more
doaj   +1 more source

Hexadecapolar colloids [PDF]

open access: yesNature Communications, 2016
AbstractOutermost occupied electron shells of chemical elements can have symmetries resembling that of monopoles, dipoles, quadrupoles and octupoles corresponding to filled s-, p-, d- and f-orbitals. Theoretically, elements with hexadecapolar outer shells could also exist, but none of the known elements have filled g-orbitals.
Bohdan Senyuk   +4 more
openaire   +4 more sources

Coupling motion of colloidal particles in quasi-two-dimensional confinement

open access: yesNew Journal of Physics, 2014
The Brownian motion of colloidal particles in quasi-two-dimensional (q2D) confinement displays a distinct kinetic character from that in bulk. Here we experimentally report dynamic coupling motion of Brownian particles in a relatively long process (∼100 ...
Jun Ma, Guangyin Jing
doaj   +1 more source

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