Numerical analysis of thermophoresis of charged colloidal particles in non‐Newtonian concentrated electrolyte solutions
Sign Up to like & getrecommendations! Published in 2022 at "ELECTROPHORESIS"
DOI: 10.1002/elps.202200030
Abstract: Thermophoresis of colloidal particles in aqueous media is more frequently applied in biomedical analysis with processed fluids as biofluids. In this work, a numerical analysis of the thermophoresis of charged colloidal particles in non‐Newtonian concentrated… read more here.
Keywords: colloidal particles; analysis thermophoresis; non newtonian; numerical analysis ... See more keywords
Oscillation dynamics of colloidal particles caused by surfactant in an evaporating droplet
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Mechanical Science and Technology"
DOI: 10.1007/s12206-020-0128-1
Abstract: Surfactant-induced Marangoni flows can alter the typical outward capillary flows in a drying droplet. Previous studies show that intricate time-dependent periodic motions of colloidal particles, such as Marangoni eddies and back-and-forth oscillatory motions, can be… read more here.
Keywords: periodic motions; dynamics colloidal; surfactant concentration; colloidal particles ... See more keywords
Friction of two-dimensional colloidal particles with magnetic dipole and Lennard–Jones interactions: A numerical study
Sign Up to like & getrecommendations! Published in 2019 at "Friction"
DOI: 10.1007/s40544-019-0282-6
Abstract: We use Langevin simulations to study the sliding friction of two-dimensional colloidal particles on a substrate with randomly distributed point-like pinning centers. The colloidal particles are modeled to interact with each other through repulsive magnetic… read more here.
Keywords: average friction; friction; friction force; colloidal particles ... See more keywords
Comparative Study of Simultaneous Removal Performance of Silica and Solid Colloidal Particles from Chalcopyrite Bioleachate Solution by Washing and Coagulation Methods
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Sustainable Metallurgy"
DOI: 10.1007/s40831-018-0196-y
Abstract: Most of the surface reserves of copper minerals are oxidized while underground mining leads to rich silica–chalcopyrite–pyrite ore. Based on the challenges of the twenty-first century, the (bio)-hydrometallurgy processing is suggested as an alternative route… read more here.
Keywords: bioleachate solution; metallurgy; colloidal particles; silica solid ... See more keywords
Sacrificial template synthesis of hierarchical nickel hydroxidenitrate hollow colloidal particles for electrochemical energy storage
Sign Up to like & getrecommendations! Published in 2020 at "Chemical Engineering Science"
DOI: 10.1016/j.ces.2020.115548
Abstract: Abstract Synthesis of hollow colloidal particles with a well-defined structure in a single step is challenging and highly desired for numerous applications. We propose a simple and productive approach to synthesize hierarchical nickel hydroxidenitrate hollow… read more here.
Keywords: nickel hydroxidenitrate; hierarchical nickel; hollow colloidal; colloidal particles ... See more keywords
Protein–polysaccharide associative interactions in the design of tailor-made colloidal particles
Sign Up to like & getrecommendations! Published in 2017 at "Current Opinion in Colloid and Interface Science"
DOI: 10.1016/j.cocis.2016.12.003
Abstract: Abstract This article reviews some recent advances in the use of diverse protein–polysaccharide associative interactions in the design of colloidal particles having potential to be used for both fortification of food colloids with health-promoting bioactive… read more here.
Keywords: associative interactions; protein polysaccharide; polysaccharide associative; interactions design ... See more keywords
Active colloidal particles at fluid-fluid interfaces
Sign Up to like & getrecommendations! Published in 2017 at "Current Opinion in Colloid and Interface Science"
DOI: 10.1016/j.cocis.2017.10.001
Abstract: Abstract This review explores the intersection between two important fields of colloid and interface science – that of active colloidal particles and of (passive) particles at fluid-fluid interfaces. The former uses energy input at the… read more here.
Keywords: active colloidal; particles fluid; particle; colloidal particles ... See more keywords
Fractal aggregates formed by ellipsoidal colloidal particles at the air/water interface
Sign Up to like & getrecommendations! Published in 2020 at "Colloids and Surfaces A: Physicochemical and Engineering Aspects"
DOI: 10.1016/j.colsurfa.2020.124477
Abstract: Abstract We study the aggregation of charged ellipsoidal colloidal particles at the air/water interface. The particles diffuse on the interface and aggregate over time to form fractal structures. We found that the directionality of the… read more here.
Keywords: aspect ratio; ellipsoidal colloidal; particles air; colloidal particles ... See more keywords
Analysis of initial stage of colloidal particles flocculation induced by different degree branching polyelectrolytes
Sign Up to like & getrecommendations! Published in 2021 at "Colloids and Surfaces A: Physicochemical and Engineering Aspects"
DOI: 10.1016/j.colsurfa.2021.126986
Abstract: Abstract Flocculation performance of polyelectrolytes is affected by their molecular branching. To unravel the mechanisms involved, we performed flocculation experiments of negatively charged polystyrene latex particles using three cationic polyacrylamide-based polyelectrolytes differing only in the… read more here.
Keywords: colloidal particles; degree branching; flocculation; rate flocculation ... See more keywords
The effect of colloids on nanofluidic power generation
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DOI: 10.1016/j.energy.2018.07.072
Abstract: Abstract We discussed the influences of colloidal particles on ion transport in nanofluidic power generation system, which is an unavoidable issue for actual membrane-based power generation systems. By introducing negatively charged colloidal particles (∼100 nm) with… read more here.
Keywords: effect colloids; power; colloidal particles; power generation ... See more keywords
Ultrasound-enhanced diffusion and streaming of colloids in porous media
Sign Up to like & getrecommendations! Published in 2021 at "Experimental Thermal and Fluid Science"
DOI: 10.1016/j.expthermflusci.2020.110282
Abstract: Abstract Diffusion of colloidal particles in porous media is critical for the development of specially engineered colloids used to aid the recovery of oil from a petroleum reservoir. However, shielded structures, such as dead-end pores,… read more here.
Keywords: diffusion; particles porous; ultrasound enhanced; acoustic field ... See more keywords