• Hypothesis: Colloidal particles that interact via a long-ranged repulsive barrier in combination with a very short-ranged attractive minimum can "polymerize" to form highly anisotropic structures. (lu.se)
  • Ferrofluids are colloidal suspensions of surfactant-coated magnetic particles in a liquid medium. (acs.org)
  • Experimental and theoretical study of forces between surfaces and colloidal particles. (edu.au)
  • The invention relates to a composition containing an aqueous dispersion of colloidal particles of at least one mineral filler and fibers. (cosmeticsandtoiletries.com)
  • Researchers established a set of parameters for the design of supramolecular colloidal particles. (europa.eu)
  • We study the electrostatic and hydrodynamic interactions of colloidal particles in nonpolar solvents. (holoeye.com)
  • Temporal structural rearrangements of both the organic stabilizing agent and organically capped gold colloidal particles during gold nanoparticle growth are simultaneously probed, enabling the immediate acquisition of correlated structural information. (iucr.org)
  • The generation of nanoaerosols with well-defined solution, capillary diameter, flow rate, and colloidal morphology is necessary in many applications such particle concentration on the size distributions of as instrument calibration and evaluation (Ku and SWCNT aerosols were investigated. (cdc.gov)
  • 2003), as well as indicating pro- colloidal SWCNT suspension to obtain aerosol inflammatory and fibrogenic responses in rodent lungs particles that are relatively less agglomerated, and (Lam et al. (cdc.gov)
  • 5.Preparation of concentrated aqueous alumina suspensions for tape casting. (birmingham.ac.uk)
  • 6. An acoustophoretic investigation of aqueous suspensions of three different spinel powders. (birmingham.ac.uk)
  • 8. Selection of suitable dispersants for aqueous suspensions of zirconia and titania powders using acoustophoresis. (birmingham.ac.uk)
  • 10. R. Greenwood and K. Kendall, Acoustophoretic studies of aqueous suspensions of alumina and 8 mol % yttria stabilised zirconia powders. (birmingham.ac.uk)
  • 14. The use of poly ( N isopropylacryamide ) microgels as a multi functional processing aid for aqueous alumina suspensions. (birmingham.ac.uk)
  • 18. Review of the measurement of zeta potentials in concentrated aqueous suspensions using electroacoustics. (birmingham.ac.uk)
  • Viscoelastic focusing of polydisperse particle suspensions in a straight circular microchannel. (swansea.ac.uk)
  • We apply this technique to suspensions of polystyrene and poly(methyl methacrylate) particles in hexadecane with soluble charge control agents, aerosol sodium di-2-ethylhexylsulfosuccinate (AOT) and polyisobutylene succinimide (OLOA-1200). (holoeye.com)
  • Such tests can involve intranasal instillation of aqueous suspensions of nanomaterials in dispersion media that limit particle agglomeration. (cdc.gov)
  • In vitro toxicology methods allow more rapid and deeper molecular studies but require dispersion of NMs in aqueous media before cell exposure. (cdc.gov)
  • The hydrophobicity of non-aqueous liquids and their dispersion in water under de-gassed conditions. (edu.au)
  • Nano zirconia dispersion liquid is a kind of dispersed and uniform nano zirconia aqueous slurry. (mis-asia.com)
  • The presence of a TSC hydrophilic layer on the surface facilitated easy dispersion of the materials in an aqueous media. (rsc.org)
  • Motivated by previous experimental achievements in non-aqueous solvents, and recent theoretical predictions, we hypothesize that it is possible to construct clusters that resemble linear or branched polymers, in aqueous solution. (lu.se)
  • In general, aqueous (or water-based) solutions, being polar, are immiscible with non-polar organic solvents (cooking oil, chloroform, toluene, hexane etc.) and form a two-phase system. (wikipedia.org)
  • Dispersions containing from about 0.5% to about 30% by weight dispersed microfine calcined alumina, stainless steel, or gold particles typically having particle size of less than about 5 mu, more narrowly 1 mu or less, suspended in a cosmetically acceptable carrier are useful as sunscreens for skin and hair while simultaneously providing treatments that render skin and hair smoother, more uniform, lustrous, visually appealing and healthier-looking. (cosmeticsandtoiletries.com)
  • Synthesis of polyvinylpyrrolidone/silver nanoparticles hybrid latex in non-aqueous miniemulsion at high temperature. (mpg.de)
  • The one-step processes can prepare uniformly dispersed nanoparticles, and the particles can be stably suspended in the base fluid. (hindawi.com)
  • They used laser light as a tool in two ways, dynamic light scattering and phase microscopy, that allowed them to demonstrate the existence of stable nanodroplets of tetrahydrofuran (THF) in the bulk of aqueous electrolyte solutions and to develop a new theory that explains the spontaneous generation of heterogeneous nanoparticles in aqueous solutions of polar organic solutes in terms of nanodroplet formation due to "twinkling" hydrogen bonds. (nanowerk.com)
  • The biological synthesis of silver nanoparticles (AgNPs) was conducted using date palm pit aqueous extract. (unboundmedicine.com)
  • AU - Khatami,Mehrdad, AU - Pourseyedi,Shahram, PY - 2015/7/31/entrez PY - 2015/8/1/pubmed PY - 2015/11/7/medline SP - 184 EP - 90 JF - IET nanobiotechnology JO - IET Nanobiotechnol VL - 9 IS - 4 N2 - The biological synthesis of silver nanoparticles (AgNPs) was conducted using date palm pit aqueous extract. (unboundmedicine.com)
  • In conclusion, aqueous self-assembly of anisotropic particles shows great promise for the development of functional supramolecular biomaterials for biomedical applications. (europa.eu)
  • 16. Particle separation from gases using cross-flow filtration. (birmingham.ac.uk)
  • The mechanism of HILIC separation involves partitioning into an aqueous-rich environment on the surface of the particles. (genengnews.com)
  • Changing the particle size of oil droplets dispersed in water without added surfactants. (edu.au)
  • Intuition suggests that the spontaneous formation of pure THF droplets in dilute aqueous solutions should be somehow controlled by the parameters of the interaction of water and THF molecules via hydrogen bonding. (nanowerk.com)
  • In the atmosphere, sulfuric acid is generally in the form of small droplets, or it is adsorbed onto small particles. (cdc.gov)
  • In the stratosphere, at temperatures ranging from -80°C to -45ºC, aqueous spherical droplets are generally composed of 60-80% sulfuric acid. (cdc.gov)
  • [ 6 ] Lens-particle glaucoma is not associated with decentration or dislocation of an intact lens. (medscape.com)
  • The incidence of lens-particle glaucoma in adults has not been specifically reported, but a 2019 retrospective review found an incidence of 7.1% following open globe injury in pediatric eyes. (medscape.com)
  • No known gender predilection exists for lens-particle glaucoma. (medscape.com)
  • However, penetrating eye trauma, a risk factor for lens-particle glaucoma, has been reported to occur more commonly in young adult males. (medscape.com)
  • However, lens-particle glaucoma probably occurs most commonly in elderly persons as a complication of cataract surgery. (medscape.com)
  • Spontaneous anterior lens capsular dehiscence causing lens particle glaucoma. (medscape.com)
  • While B, Mudhar HS, Chan J. Lens particle glaucoma secondary to untreated ?congenital cataract and persistent fetal vasculature. (medscape.com)
  • What are the differential diagnoses for Lens-Particle Glaucoma? (medscape.com)
  • Late onset lens particle glaucoma in Marfan syndrome]. (medscape.com)
  • Su Y, Mao Z, Liu Y, Yang Y, Liu X. Late-onset lens particle glaucoma as a consequence of posterior capsule rupture after pars plana vitrectomy. (medscape.com)
  • Kee C, Lee S. Lens particle glaucoma occurring 15 years after cataract surgery. (medscape.com)
  • Late occurrence of lens particle glaucoma due to an occult glass intralenticular foreign body. (medscape.com)
  • Late onset lens particle glaucoma as a consequence of spontaneous dislocation of an intraocular lens in pseudoexfoliation syndrome. (medscape.com)
  • Jain SS, Rao P, Nayak P, Kothari K. Posterior capsular dehiscence following blunt injury causing delayed onset lens particle glaucoma. (medscape.com)
  • These results may be relevant to sediment grains in rivers and aerosol particles in the atmosphere. (ncu.edu.tw)
  • Results suggest preferential sorption of the VOCs onto inorganic aerosol particles than onto organic aerosol particles. (aaqr.org)
  • 35% onto inorganic aerosol particles, whereas the K p declined slowly onto organic aerosol particles. (aaqr.org)
  • Partitioning of the VOCs onto organic aerosol particles was less dependent on RH levels while partitioning onto inorganic aerosol particles was important only at low RH levels. (aaqr.org)
  • At lower RH, partitioning proceeded by adsorbing onto the aerosol particles. (aaqr.org)
  • In contrast, at higher RH, the extremely low mass fraction of the VOCs, absorbed onto the aerosol particle's bulk by dissolving into the aqueous phase. (aaqr.org)
  • For organic aerosol particles, partitioning may be dominated by adsorption at all RH levels. (aaqr.org)
  • At increasing RH levels, both VOCs partitioning onto in/organic aerosol particles exhibited similar behavior (exponential) consistent to those observed for 1,2-dichlorobenzene, therefore, insensitive to the polarity. (aaqr.org)
  • However, at a similar RH level, polarity affects the mass fraction of the VOCs that sorbed onto the aerosol particles. (aaqr.org)
  • Since the vast majority of sediment and suspended particles in the environment are natural organic and inorganic materials, pollutant transfer through particle ingestion will be dominated by these particles and not microplastics. (researchgate.net)
  • Based on the theory laid out, models of aqueous salt solutions are developed, where special focus is devoted to inorganic ions commonly found in nature. (lu.se)
  • Here, we report our measurement of the gas-particle partition coefficient ( K p ) for weakly polar (trichloroethylene, TCE) and moderately polar ( n -butanol, n -BuOH) VOCs under varying relative humidity (RH) levels onto organic and inorganic aerosols. (aaqr.org)
  • An important criterion is that the particle size is large enough to admit structural analyses via confocal laser scanning microscopy (CLSM). (lu.se)
  • Furthermore, by ensuring that the ionic strength is very low, with a Debye length similar to the particle size, we could use temperature to control the hydrophobicity of the grafted PEG layer, and thus the strength of the short-ranged attraction. (lu.se)
  • 1. The effect of particle size on the layer thickness of a stabilising polymer adsorbed onto two different classes of polymer latex as determined from rheological experiments. (birmingham.ac.uk)
  • The GA-mPEG 2000 conjugates self-assembled to form nanosized micelles, with mean diameters of less than 50 nm, and a very narrow particle size distribution. (dovepress.com)
  • The granules are ground and sieved to the desired particle size. (edana.org)
  • After the positive fraction is washed, the small size of the magnetic particles allows the positive fraction to be further evaluated in downstream applications such as flow cytometry. (bdbiosciences.com)
  • Pattern recognition, i.e., infor- physician and obtaining an accurate, timely laboratory diagno- mation on size and particle morphology, leads to rapid identifi- sis. (cdc.gov)
  • Sulfate concentrations increase with decreasing particle size. (cdc.gov)
  • as a result, the role of particle morphology on the droplet size and the ability to fine tune the initial toxicological response is largely unknown. (cdc.gov)
  • HiPCOTM) process are difficult to aerosolize, in the reported the generation of SWCNT particles using nanometer size range, directly from the powder phase electrospray method. (cdc.gov)
  • This paper describes a simple synthesis of an aqueous-based ferrofluid that may be used in an introductory science or engineering laboratory. (acs.org)
  • Synthesis of hydrophilic polyurethane particles in non-aqueous inverse miniemulsions. (mpg.de)
  • Experiments: In this work, we specifically synthesize poly (ethylene glycol) (PEG) chains, grafted onto poly(styrene) (PS) particles in aqueous solution, and adjust the conditions so that strongly anisotropic and isolated polymer-like clusters are formed. (lu.se)
  • Microgels are soft colloids that consist of polymer networks swollen in an aqueous solution. (aps.org)
  • Such particles display a dual colloid-polymer nature that can be made responsive to stimuli such as pH and temperature. (aps.org)
  • The partitioning between solid and aqueous phases of tropospheric sulfate-ammonium particles is simulated with a global 3-D chemical transport model (CTM). (nasa.gov)
  • γ-Al2O3 exhibits a more open structure than α-Al2O3, resulting in a lower energy barrier for chloride migration.Micro-galvanic effects induced by Volta potential differences between representative intermetallic particles (Mg2Si and Al2Cu) and the surrounding Al matrix were predicted by calculating the work function of the bare surfaces of these phases with DFT. (kth.se)
  • A topical composition containing one oily outer phase and two aqueous inner phases, one of which is a gel, and a process for its preparation is described. (cosmeticsandtoiletries.com)
  • these conditions facilitate the production of sulfuric acid in gas and aqueous phases and facilitate the long-range transport of acid aerosols (Spengler et al. (cdc.gov)
  • The removal of the hazardous Hg 2+ from aqueous solutions was studied by ion exchange using titanosilicate in sodium form (Na-ETS-4). (mdpi.com)
  • Application of a bubble column for evaporative cooling and a simple procedure for determining the latent heat of vaporization of aqueous salt solutions. (edu.au)
  • Redox Reactions of Antioxidants: Contributions from Radiation Chemistry of Aqueous Solutions. (routledge.com)
  • In an article appearing this week in the Journal of Chemical Physics ( 'Droplet-like heterogeneity of aqueous tetrahydrofuran solutions at the submicrometer scale' ), a research team that included scientists from four different Moscow institutions used THF, which has infinite solubility in water and which, in aqueous solutions of low THF concentrations, allows observation of abnormally high scattering of light due to the spontaneous formation of some heterogeneous centers. (nanowerk.com)
  • They are planning to carry out similar experiments with aqueous solutions of organic liquids from the furan group which has different polarizability and dipole moments, and with solutions of water isotopes (H 2 0, D 2 0 and deuterium depleted water) that have different energies of intermolecular hydrogen bond and to explore the role of dissolved gas. (nanowerk.com)
  • For instance, we developed innovative solutions to improve the encapsulation of flowing particles using viscoelastic flows in microfluidic devices, and we also developed microfluidic techniques to evaluate rheological parameters not measurable via conventional techniques. (swansea.ac.uk)
  • These cycles are regulated by interactions at interfaces between microorganisms, mineral particles and aqueous solutions, and are often driven by electron transfer reactions. (lu.se)
  • Global distribution of solid and aqueous sulfate aerosols: Effect of the. (nasa.gov)
  • Aqueous biphasic systems (ABS) or aqueous two-phase systems (ATPS) are clean alternatives for traditional organic-water solvent extraction systems. (wikipedia.org)
  • Fluctuations in the CRH, which can be induced by other constituents in sulfate particles such as minerals or organic molecules, strongly affect the solids mass fraction in the boundary layer but not at higher altitudes. (nasa.gov)
  • Until recently it was thought that heterogeneous particles in binary mixtures of polar organic compounds could either be gas nanobubbles or giant stable molecular complexes, formed by the molecules of the solute or solvent. (nanowerk.com)
  • These conditions include a very low ionic strength (the particles are weakly charged), a relatively high temperature, and a low particle concentration. (lu.se)
  • The average degree of polymerization could be adjusted by a variation of the particle concentration. (lu.se)
  • 17. A new method for determining the optimum dispersant concentration in aqueous grinding. (birmingham.ac.uk)
  • We find that the electrostatic interactions of these particles depend sensitively on surface composition as well as on the concentration and chemistry of the charge control agent. (holoeye.com)
  • Magnetite (Fe 3 O 4 ) particles are precipitated by combining FeCl 3 and FeCl 2 in a 2:1 stoichiometric ratio in aqueous ammonia solution. (acs.org)
  • No. 555518), then labeled with BD IMag™ Anti-Mouse IgG1 Magnetic Particles - DM (Cat. (bdbiosciences.com)
  • Antibody or streptavidin was conjugated to the magnetic particles under optimum conditions, and unconjugated antibody/streptavidin was removed. (bdbiosciences.com)
  • Leukocytes are labeled with BD IMag™ anti-mouse CD8a Particles - DM according to the Magnetic Labeling Protocol. (bdbiosciences.com)
  • Aqueous humor drains via the anterior surface of the ciliary body or through the trabecular meshwork, Schlemm canal, collector channels, and, subsequently, aqueous veins. (medscape.com)
  • decreased number of intramembraneous particles and also shows a greatly decreased rate of uptake of several solutes. (uu.nl)
  • In derivatives of this strain which contain only one of these proteins in large amounts a strong decrease of the number of intramembraneous particles is observed, which is accompanied by a complete restoration of the rate of uptake of those solutes which use pores in which the protein in question is involved. (uu.nl)
  • M. Shahid, X. Xue, C. Fan, B. W. Ninham and R. M. Pashley 'Study of a novel method for the thermolysis of solutes in aqueous solution using a low temperature bubble column evaporator. (edu.au)
  • Corrosion and discharge behavior of battery-grade zinc particles coated with a silica layer doped with bismuth was investigated and compared with untreated zinc powder. (mdpi.com)
  • Spherical agglomerated particles of smaller nominal tube dimension were linked to granulomatous inflammation while a mixture of smaller and larger dimensional CNT/F resulted in more severe alveolar injury. (cdc.gov)
  • The clinical application of gambogic acid, a natural component with promising antitumor activity, is limited due to its extremely poor aqueous solubility, short half-life in blood, and severe systemic toxicity. (dovepress.com)
  • This reflex is triggered by the sight of an approaching object, the touch of an object on the surface of the eye, or the eyelashes being exposed to wind or small particles such as dust or insects. (msdmanuals.com)
  • Tears also trap and sweep away small particles that enter the eye. (msdmanuals.com)
  • The resulting particles, ~10-20 nm in diameter based on powder X-ray diffraction, are then treated with aqueous tetramethylammonium hydroxide, which acts as a surfactant. (acs.org)
  • SNOT disperses hexagonal boron nitride nanomaterials with a peak particle diameter below 100 nm. (cdc.gov)
  • Localized corrosion of aluminum (Al, here including Al alloys) involves a series of physico-chemical processes at the interface between the metal and the aqueous ad-layer or the aqueous solution. (kth.se)
  • Viscoelastic Particle Train Formation in Microfluidic Flows Using a Xanthan Gum Aqueous Solution. (swansea.ac.uk)
  • Aqueous buffered solution containing BSA and ≤0.09% sodium azide. (bdbiosciences.com)
  • abstract = "The ensemble-average settling velocity, Vs, of heavy tungsten and glass particles with different mean diameters in an aqueous near-isotropic turbulence that was generated by a pair of vertically oscillated grids in a water tank was measured using both particle tracking and particle image velocimetries. (ncu.edu.tw)
  • The TD1 particle mineral components indicate it experienced more aqueous alteration. (nature.com)
  • The Ukrainian premium is still there and there will be some volatility in the Zirconia ZrO2 Particles market. (mis-asia.com)
  • Here, the concentrations of amino acids from two particles from different touchdown sites (TD1 and TD2) are reported. (nature.com)
  • Furthermore, the relationships between the amino acids and the geochemistry suggest that DMG formed on the Ryugu progenitor body during aqueous alteration. (nature.com)
  • The findings highlight the importance of aqueous chemistry for defining the ultimate concentrations of amino acids in primitive extraterrestrial samples. (nature.com)
  • More complex meteoritic amino acids are thought to require aqueous processing and are thus thought to form on planetesimals while they are hot enough to sustain liquid water 14 . (nature.com)
  • A simplistic particle-particle potential of mean force is adopted for the simulations, but we also invoke a more elaborate theoretical model, to demonstrate that similar interactions can be obtained when the grafted chains are treated explicitly. (lu.se)
  • Building on Mozumder's and Hatano's Charged Particle and Photon Interactions with Matter: Chemical, Physicochemical, and Biological Consequences with Applications (CRC Press, 2004), Charged Particle and Photon Interactions with Matter: Recent Advances, Applications, and Interfaces expands upon the scientific contents of the previous volume by covering state-of-the-art advances, novel applications, and future perspectives. (routledge.com)
  • The amount of sulfuric acid formed is dependent on coal type and the temperature history of particles in the furnace. (cdc.gov)
  • Leukocytes were labeled with BD IMag™ anti-mouse CD8a Particles - DM (Cat. (bdbiosciences.com)
  • Combining dynamic light scattering with a novel experimental technique called laser phase microscopy that can measure the refractive index of nanometer-scale objects in liquids in addition to their sizes, allowed them to determine that the nanodroplets being observed in aqueous mixtures of THF at low concentrations basically consist of pure THF. (nanowerk.com)
  • Since the two pure liquids are mixed in a fixed ratio, these particles should consist of THF and water in a certain ratio. (nanowerk.com)
  • Emphasis is placed on the effect of the Stokes number, St, a time ratio of particle response to the Kolmogorov scale of turbulence, to the particle settling rate defined as (V s - V 1 )/ V t where V t is the particle terminal velocity in still fluid. (ncu.edu.tw)
  • Are Na and Cl ions from NaCl in water separate charged particles? (stackexchange.com)
  • In water, ions set the conditions for how other dissolved particles interact. (lu.se)
  • The simulation explicitly accounts for the hysteresis of particle phase transitions by transporting aqueous sulfate and three solid sulfate forms (namely, ammonium sulfate, letovicite, and ammonium bisulfate). (nasa.gov)
  • Aqueous altered silicates at the surface of two Plutinos? (mpg.de)
  • and within the conjunctiva, produce the watery portion of tears (aqueous), which flow to the eye surface through the lacrimal excretory ducts . (msdmanuals.com)
  • Other systems that form aqueous biphases are: PEG - sodium carbonate or PEG and phosphates, citrates or sulfates. (wikipedia.org)
  • Edited by preeminent scientists and with contributions from an esteemed group of international experts, this volume advances the field by offering greater insight into how charged particles and photons interact with matter. (routledge.com)
  • The problem, however, is that the light scattering experiments cannot be used to determine the percentage of these components in the scattering particles. (nanowerk.com)
  • XRD confirmed that the silver particles formed in our experiments were in the form of nanocrystals. (unboundmedicine.com)
  • The observed correlation between particles and aqueous pores strongly supports the hypothesis that the particles are the morphological representation of pores. (uu.nl)
  • The hypothesis that intramembraneous particles, observed in the outer membrane of Escherichia coli by freeze-fracture electron microscopy, are the morphological representation of aqueous pores, was tested. (uu.nl)
  • Implications of this hypothesis for the structure of the particles are discussed. (uu.nl)
  • This reduction in friction coefficient is due to the rolling mechanism of the particles within the contact region of the tribo-pair. (aiche.org)
  • Findings: According to our Zeta potential measurements, the particles indeed carry a weak negative charge, presumably due to ion specific adsorption. (lu.se)
  • Our findings are expected to guide the design of complex particle shapes to control assembly of responsive microstructures. (aps.org)
  • 1) in turbulence in which the settling rate was negative and decreases with increasing St. Using the wavelet analysis, the fluid integral time (T 1 ), the Taylor microscale (T λ ), and two heavy particles' characteristic times (T c1 , T c2 ) are identified for the first time. (ncu.edu.tw)
  • This may explain why the settling rate is a maximum near St ≈ 1, because the particle motion is in phase with the fluid turbulent motion only when St ≈ 1 where the relative slip velocities are smallest. (ncu.edu.tw)
  • High acidity with a dominant aqueous phase, however, can occur following volcanic eruptions. (nasa.gov)
  • Omission of the hysteresis effect in the CTM by assuming that particle phase follows the lower side of the hysteresis loop increases the solids mass fraction from 0.34 to 0.56. (nasa.gov)
  • Lower and upper side assumptions better approximate particle phase for high and low altitudes, respectively. (nasa.gov)
  • The aqueous phase forms the strong eluent. (genengnews.com)
  • These building blocks are fabricated with photolithography, and the inclusion of multiple layers within the particle in addition to various processing conditions allow us to control particle curvature due to swelling differences across layers. (aps.org)
  • Obstruction of aqueous outflow by lens particles and by heavy-molecular-weight soluble lens proteins. (medscape.com)