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Automated Microextraction Separation of Lead from Vegetable Oils for Determination by Atomic Absorption Spectrometry
AbstractHydrophilic deep eutectic solvents based on choline chloride, carboxylic acids, and water are studied as “green” extractants for the...
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Volumetric Mass Transfer Coefficient Measurement in a Stirred Tank Reactor
A bioreactor is a controlled vessel which provides biological conversions into bioactive components using cells or enzymes. In the aerobic processes,...
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Water absorption kinetics of palygorskite nanoclay/polypropylene composite foams
The present work studies the water absorption kinetics of polypropylene foams modified with palygorskite nanoclay. The polypropylene/palygorskite...
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Experimental study of the hydraulic resistance of plate modules of a heat and mass transfer device
The results of an experimental study into the hydraulic resistance of heat exchange modules, which are part of a heat and mass-exchange device, are...
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Determination of Minerals on Nutrition Label by Atomic Absorption Spectroscopy
The objective of this laboratory exercise is to use atomic absorption spectroscopy to determine the contents of minerals required on a nutrition...
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Study on the radon absorption performance of microwave regenerated activated carbon
Activated carbon is widely used in 222 Rn removal. Meanwhile, the regeneration of activated carbon is key to improve its utilization in 222 Rn removal....
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X-Ray Absorption Spectroscopy (XAS)
The phenomenon of X-ray absorption is indeed at the origin of discovery of X-ray radiation itself by William Conrad Röntgen in 1895. Nevertheless, it...
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A review study on the direct absorption solar collectors working with nanofluids
This review article focuses on the impact of working fluid characteristics, geometrical parameters and the operating coefficients in thermal...
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Thermal insulation and antibacterial honeycomb aerogel derived from carboxymethyl chitosan for integrated sound absorption
In this study, the pore structure of carboxymethyl chitosan aerogel (CCSA) was modulated by adjusting the concentration of carboxymethyl chitosan...
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Insight into the Effect of Physicochemical Properties on CO2 Absorption Behavior of Imidazole Anion-Functionalized Ionic Liquids
Three imidazole anion-functionalized ionic liquids (IFILs) with tributylethylphosphonium ([P 4442 ] + ) cation and imidazolate ([Im] − ),...
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An Experimental Investigation and Theoretical Modelling for Sound Absorption Performance of Grewia Optiva Fiber Reinforced Composite
In this paper, the Grewia Optiva fibers (GOFs) have been used as reinforcement in two different polymers, i.e., epoxy resin and epoxy-llLannea...
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Tunable Elliptical Torus Metamaterial Absorber for Light Absorption in the Optical Region
We present a transparent single-band nanostructured metamaterial absorber (NMMA) for efficient light absorption. The NMMA consists of an elliptical...
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Revolutionizing Polymer Composites: Boosting Mechanical Strength, Thermal Stability, Water Resistance, and Sound Absorption of Cissus Quadrangularis Stem Fibers with Nano Silica
Conventional materials may only be suitable for some applications, owing to their limited specific properties. On the other hand, natural...
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Time-Resolved Determination of the Absolute Concentration of OH Radicals by Absorption in the Overtone Region (1434 nm)
AbstractDFB diode laser at 1434 nm was used to detect the hydroxyl radical OH in the first overtone region. Experiments were made at the most intense...
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Oil–water partition coefficient preparation and detection in the dihydroartemisinin self-emulsifying drug delivery system
BackgroundThe aim of the present study is to increase the solubility of dihydroartemisinin (DHA) using the self-emulsifying drug delivery system...
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Simultaneous determination of five triarylmethane colorants in syrup by applying multivariate curve resolution to second-derivative visible absorption spectra
A method for the simultaneous determination of five triarylmethane colorants (brilliant blue FCF, patent blue V, patent blue VF, fast green FCF, and...
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Determination of Cr and Ni in Seawater by High-Resolution Continuum Source Electrothermal Atomic Absorption Spectrometry
AbstractConditions for the determination of Ni and Cr in seawater by high-resolution continuum source electrothermal atomic absorption spectrometry (
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Bacterial cellulose nanofibrous aerogels grafted with citric acid for absorption and separation of protein
The design and construction of high-performance protein absorbents are of great significance for obtaining highly purified proteins in the field of...
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Effect of solubility and partition coefficient on the toxicity of corrosion inhibitors used in the oil industry
The present work studied the physicochemical properties, i.e., solubility and partition coefficient and toxicity level of eight corrosion inhibitors...
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Design and Experimental Evaluation of Convective Heat Transfer Coefficient Test System in Nanofluids Spray Cooling
Currently, researchers usually measure convective heat transfer coefficient (h) of nanofluids through the in-pipe transient measurement method. The...