Liquid phase
Microstructure and densification behavior of liquid phase sintered Cu-28Zn prealloyed powder
... of liquid phase are more than other ...higher liquid formation, the capillary force decreases, and so, the gravity effect is dominant ...segregated phase at grain boundary were observed, which ...
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Liquid-phase microextraction (LPME): fundamentals and applications to the analysis of drugs in biological samples.
... com fibras ocas, “hollow fiber liquid-phase microextraction” – HF- LPME, ou simplesmente, LPME) pode ser considerada uma evolu- ção dos métodos de microextração com solventes. Os poros de uma membrana ...
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A liquid phase blocking ELISA for the detection of antibodies against infectious bronchitis virus
... A liquid phase blocking ELISA (LPB-ELISA) was developed for the detection and measurement of antibodies against infectious bronchitis virus (IBV). The purified and nonpurified virus used as antigen, the ...
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LIQUID PHASE SYNTHESIS METHODOLOGIES FOR THE OBTAINMENT OF RARE EARTH-BASED INORGANIC NANOMATERIALS.
... LIQUID PHASE SYNTHESIS METHODOLOGIES FOR THE OBTAINMENT OF RARE EARTH-BASED INORGANIC ...NANOMATERIALS. Liquid phase synthesis techniques are commonly preferred for the preparation of ...
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Low temperature liquid phase catalytic oxidation of aniline promoted by niobium pentoxide micro and nanoparticles.
... particles and the effects of synthesis conditions on the physical-chemical properties were evaluated. The catalytic activity of the prepared samples in the liquid phase oxidation of aniline with aqueous ...
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Xylene Isomerization Studies over Acid Catalysts in the Liquid Phase
... MOR-20 had a faster deactivation than MOR-40, this could be explained by the difference on acid sites density; indeed, MOR-40, by having higher quantity of SiO 2 /Al 2 O 3 , should have the acid sites more distant from ...
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Liquid-phase exfoliation of highly oriented pyrolytic graphite and its oxidation by air-ozone atomization
... using liquid phase exfoliation to produce efficiently hydrophobic graphene is the large quantities of solvent needed to produce a small amount of graphene, because of the poor dispersibility and the ...
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Observations and implications of liquid–liquid phase separation at high relative humidities in secondary organic material produced by <i>α</i>-pinene ozonolysis without inorganic salts
... particle phase state (i.e., single liquid, two liquids and solid) is ...the phase state of SOM particles free of inorganic salts produced by the ozonolysis of ...α-pinene. Phase transitions ...
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Reduction of water consumption in bioethanol production from triticale by recycling the stillage liquid phase
... Background. The distillery stillage is a major and arduous byproduct generated during ethanol production in distilleries. The aim of this study was to evaluate the possibility of the stillage recirculation in the mashing ...
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Microbial Inactivation in the Liquid Phase Induced by Multigas Plasma Jet.
... Experiments were conducted using a multigas plasma jet source, as described elsewhere [10], [11], [12], [13]. The body (83 mm in length) of the apparatus was grounded and an interior high voltage electrode was connected ...
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Vapor liquid phase equilibrium in the vegetable oil industry = Equilíbrio líquido vapor na indústria de óleos vegetais
... of 58.8 for ethanol in hexane at 25°C. In larger alkane solvents this is decreased by the combinatorial contribution while the residual (enthalpic) part would not be affected. For ethanol in an alkane of similar size ...
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A numerical study of aerosol influence on mixed-phase stratiform clouds through modulation of the liquid phase
... The APS predicts two types of aerosols. Purely insolu- ble aerosols are considered to be IN while mixed aerosol particles, consisting of both soluble and insoluble mass are considered condensation nuclei (CN). Aitken and ...
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Effect of solids on gas-liquid mass transfer in three-phase bubble columns
... gas phase to a liquid phase is a critical ...gas- liquid mass transfer is, frequently, the rate determining step for the overall ...volumetric liquid side mass transfer coefficients, k ...
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Modelling of stratified gas–liquid two-phase flow in horizontal circular pipes
... gas phase was treated as bulk flow, while the liquid phase momentum equation in the bipolar co-ordi- nate system with an algebraic turbulent model was solved by using a finite difference ...and ...
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Thermodynamics of gas–liquid colloidal equilibrium states: hetero-phase fluctuations
... one phase to another begins with an increased presence of small nuclei of the new phase within the host old phase equilibrium state as the transition is ...gas phase, or gaseous-like holes, or ...
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Possibilities and limitations of using temperature in reversed phase liquid chromatography.
... REVERSED PHASE LIQUID CHROMATOGRAPHY. High-temperature liquid chromatography (HTLC) is a technique that presents a series of advantages in liquid phase separations, such as: reduced ...
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LIQUID-LIQUID EQUILIBRIUM DATA, VISCOSITIES, DENSITIES, CONDUCTIVITIES, AND REFRACTIVE INDEXES OF POLY (VINYL PYRROLIDONE)+ TRI-SODIUM CITRATE + UREA AQUEOUS TWO-PHASE SYSTEMS AT DIFFERENT PH
... curve for the PVP (K30) + sodium citrate ATPS at a constant pH is shown in Tables 2 and 3 and Figures 2 and 3. It can be observed that the binodal was displaced toward higher concentrations as the urea concentration ...
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The critic liquid-gas phase transition between liquid nitrogen and YBCO HTS bulks: from FEM modeling to its experimental study for ZFC levitation devices
... with liquid–gas phase transition) occurring between liquid nitrogen (LN 2 ) and HTS YBCO ...2 liquid-to-gas flow rate due to superconductor Joule losses caused by electromagnetic induction ...
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Optimization of mobile phase composition for preparative separation of profens enantiomers by chiral liquid chromatography
... In this paper it will be presented and discussed the experimental and simulation results obtained for the preparative separation of ketoprofen and flurbiprofen enantiomers by chiral liquid chromatography. ...
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Magnetic Solid-Phase Extraction Combined with Dispersive Liquid-Liquid Microextraction Followed by HPLC for Determination of Four Aromatic Amines Released from Azo Dyes in Paper Samples
... dispersive liquid-liquid microextraction (DLLME) with magnetic solid-phase extraction (MSPE) is presented for pre-concentration of four primary aromatic amines (PAAs) released from azo dyes in paper ...
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