Articles with "using ultrasound" as a keyword



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Characterizing placental stiffness using ultrasound shear-wave elastography in healthy and preeclamptic pregnancies

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Published in 2020 at "Archives of Gynecology and Obstetrics"

DOI: 10.1007/s00404-020-05697-x

Abstract: To measure the stiffness of the placenta in healthy and preeclamptic patients in the second and third trimesters of pregnancy using ultrasound shear-wave elastography (SWE). We also aimed to evaluate the effect of age, gestational… read more here.

Keywords: stiffness; age; preeclamptic pregnancies; placental stiffness ... See more keywords
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Optimization of 2-Chlorophenol Removal Using Ultrasound/Persulfate: Prediction by RSM Method, Biodegradability Improvement of Petrochemical Refinery Wastewater

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Published in 2021 at "Arabian Journal for Science and Engineering"

DOI: 10.1007/s13369-021-06084-7

Abstract: Chlorophenol compounds have the potential to cause significant environmental and health effects. In this research, response surface methodology (RSM) was utilized to find out the optimum condition for the oxidation of 2-chlorophenol using ultrasound/persulfate treatment technique. Contact… read more here.

Keywords: ultrasound persulfate; persulfate; wastewater; concentration ... See more keywords
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Optimization of the emulsification-diffusion method using ultrasound to prepare nanocapsules of different food-core oils

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Published in 2018 at "Lwt - Food Science and Technology"

DOI: 10.1016/j.lwt.2017.09.008

Abstract: Abstract The aim of this study was to determine the optimal processing conditions for preparing nanocapsules by the emulsification-diffusion method using ultrasound in the homogenization step. β-carotene (300 g/L) was used as the active compound core… read more here.

Keywords: diffusion method; emulsification diffusion; method using; using ultrasound ... See more keywords
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Simple and rapid analysis of phthalate esters in marine sediment using ultrasound-assisted extraction combined with gas purge microsyringe extraction followed by GC-MS.

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Published in 2020 at "Marine pollution bulletin"

DOI: 10.1016/j.marpolbul.2020.111667

Abstract: Phthalate esters (PAEs) are a class of the emerging pollutants that pose a potential environmental threat to marine ecosystems. In this study, a simple analytical method using ultrasound-assisted extraction combined with gas purges microsyringe extraction… read more here.

Keywords: ultrasound assisted; marine sediment; assisted extraction; using ultrasound ... See more keywords
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Intensification of extraction of curcumin from Curcuma amada using ultrasound assisted approach: Effect of different operating parameters.

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Published in 2017 at "Ultrasonics sonochemistry"

DOI: 10.1016/j.ultsonch.2017.03.040

Abstract: Curcumin, a dietary phytochemical, has been extracted from rhizomes of Curcuma amada using ultrasound assisted extraction (UAE) and the results compared with the conventional extraction approach to establish the process intensification benefits. The effect of… read more here.

Keywords: amada using; extraction; curcuma amada; approach ... See more keywords
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Intensifying the biogas production from food waste using ultrasound: Understanding into effect of operating parameters.

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Published in 2019 at "Ultrasonics sonochemistry"

DOI: 10.1016/j.ultsonch.2019.104755

Abstract: The present work depicts the novel approach of using ultrasound (US) induced cavitation for feedstock pretreatment with an objective of improving the anaerobic digestion (AD) process for biogas production. Initially the critical analysis of literature… read more here.

Keywords: biogas production; time; power; biogas ... See more keywords
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Monitoring the curing process of epoxy adhesive using ultrasound and Lamb wave dispersion curves

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Published in 2021 at "Mechanical Systems and Signal Processing"

DOI: 10.1016/j.ymssp.2020.107397

Abstract: Abstract Monitoring the stiffness of adhesives is a crucial issue when considering the durability and strength of adhesive joints. While there are many studies conducted on specimens made only from adhesive, the problem of curing… read more here.

Keywords: monitoring curing; epoxy adhesive; adhesive using; curing process ... See more keywords
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Botulinum toxin A injection using ultrasound combined with balloon guidance for the treatment of cricopharyngeal dysphagia: analysis of 21 cases.

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Published in 2022 at "Scandinavian journal of gastroenterology"

DOI: 10.1080/00365521.2022.2041716

Abstract: BACKGROUND As an upper oesophageal sphincter (UES) dysfunction disorder, cricopharyngeal achalasia (CPA) is a common cause of dysphagia and is associated with an increased risk of pulmonary complications. The aim of this study was to… read more here.

Keywords: dysphagia; ultrasound combined; injection; balloon ... See more keywords
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Evaluation of the yield, productivity, and composition of fatty acids methyl esters (FAME) obtained from the lipidic fractions extracted from Chlorella sorokiniana by using ultrasound and agitation combined with solvents

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Published in 2020 at "Biofuels"

DOI: 10.1080/17597269.2020.1779977

Abstract: Chlorella sorokiana CTT 7727 was cultivated and the accumulated lipids extracted using ultrasound and agitation combined with solvents. The yields of lipids increased with the polarity of the solve... read more here.

Keywords: agitation combined; chlorella; combined solvents; ultrasound agitation ... See more keywords
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Water purification using ultrasound waves: application and challenges

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Published in 2020 at "Arab Journal of Basic and Applied Sciences"

DOI: 10.1080/25765299.2020.1762294

Abstract: Abstract Due to the scarcity of water resources and the harmful effects of sewage on water bodies, water purification becomes an important issue. The application of ultrasonic waves is a novel technique developed for water… read more here.

Keywords: water; application; water purification; ultrasound waves ... See more keywords
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Optimization conversion of chitosan from Ganoderma lucidum spore powder using ultrasound‐assisted deacetylation: Influence of processing parameters

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Published in 2019 at "Journal of Food Processing and Preservation"

DOI: 10.1111/jfpp.14297

Abstract: Chitosan is an extremely valuable polysaccharide and usually obtained from crustacean byproduct. In this work, a new non‐animal source chitosan is obtained from fungal precursors (Ganoderma lucidum spore powders, GLSP) using ultrasound‐assisted deacetylation (USAD), and… read more here.

Keywords: processing parameters; lucidum spore; chitosan; ganoderma lucidum ... See more keywords