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نمایش یک نتیجه

Agricultural waste material as potential adsorbent for sequestering heavy metal ions from aqueous solutions – A review

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تومان
Heavy metal remediation of aqueous streams is of special concern due to recalcitrant and persistency of heavy metals in environment. Conventional treatment technologies for the removal of these toxic heavy metals are not economical and further generate huge quantity of...

Antimicrobial Properties of Socks Protected with Silver Nanoparticles

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تومان
Antimicrobial properties of socks containing silver nanoparticles were investigated. Two types of socks were used for testing. The first were linen (100%) socks impregnated with a specimen containing silver nanoparticles. The second type were commercially available cotton (55%) socks containing...

Application of the stage gate model in production supporting quality management

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تومان
Product and process quality was and still is a key factor of success for manufacturing companies in the  competitive global business environment. The stage gate model represents a well-established method for  quality management in the product development domain. This paper...

Assessment of Nucleation Kinetic Mechanisms in Gas Hydrate Crystallization Processes

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تومان
Nucleation is one of the most important steps in the process of crystallization of gas hydrates. In the present work the nucleation mechanism  of gas hydrate formation process using the propane as a sII gas hydrate former is investigated at...

Batch Emulsion Polymerization of Vinyl Chloride: Application of Experimental Design to Investigate the Effects of Operating Variables on Particle Size and Particle Size Distribution

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تومان
In this article, the influences of operating variables on the particle size (PS) and particle size distribution (PSD) of emulsion poly(vinyl chloride) in batch reactor were investigated using Taguchi experimental design approach. The variables were temperature (T), water to monomer...

Biopolishing of cotton fabric with fungal cellulase and its effect on the morphology of cotton fibres

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تومان
Attempt has been made to analyse structural changes in cotton fibres occurred during biopolishing using cellulases obtained from Trichoderma reesei. Cellulase hydrolysis results in weight loss of the samples, which, in turn, results in the splitting of fibres and removal...

Characterization and Identification of Gas Hydrate Bearing Sediments of Oman Sea Using Seismic Methods

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تومان
Gas hydrates attracted worldwide attention due to their potential as huge energy resource in the recent decades. Therefore identifying and prospecting them is essential for strategic hydrocarbon reservoir management. Seismic methods are known as a powerful gas hydrate exploration methodology....

Characterization of Nanocrystals Using Spectroscopic Ellipsometry

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تومان
First applications of ellipsometry to the measurement of poly- and nanocrystalline thin films date back to many decades. The most significant step towards the ellipsometric investigation of composite thin films was the realization of the first spectroscopic ellipsometers in the...

Characterization of poly(vinyl chloride) powder produced by emulsion polymerization

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تومان
The effect of emulsion process formulation  ingredients on the morphology, structure, and properties of polyvinyl chloride (PVC) powder has been considered in this study. PVC powder was extracted with ethanol and films were obtained by solvent casting from tetrahydrofurane. Characterization...
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