Results 41 to 50 of about 62,631 (288)

Ultrasonic-assisted extraction, analysis and identification of water extract of propolis

open access: yesOnline Journal of Animal and Feed Research, 2023
Apis mellifera is one species of bee that produces propolis, a resin-based product. Propolis extraction using ultrasonic assistance is being widely studied. Using water as a solvent is a challenge to capture the bioactive components of propolis. This research aimed to determine the physicochemical quality resulting from the processing of propolis ...
Indha Fitria PANGESTI   +2 more
openaire   +1 more source

Effects of Ultrasonic-Microwave-Assisted Technology on Hordein Extraction from Barley and Optimization of Process Parameters Using Response Surface Methodology

open access: yesJournal of Food Quality, 2018
We investigated the process intensification of ultrasonic-microwave-assisted technology for hordein extraction from barley. Response surface methodology was utilized to optimize the extraction conditions and to analyze the interaction between four ...
Xiao Guan, Lv Li, Jing Liu, Sen Li
doaj   +1 more source

Psyllium and Laminaria partnership - An overview of possible food gel applications [PDF]

open access: yes, 2019
Featured Application: Laminaria-psyllium gels with distinct texture and rheological features, designed for a wide range of food applicationsSeaweeds are a novel source of important nutritional compounds with interesting biological activities that could
Dominguez, Herminia   +4 more
core   +2 more sources

Optimization of Ultrasonic-Assisted Extraction of Chlorogenic Acid from Tobacco Waste [PDF]

open access: yesInternational Journal of Environmental Research and Public Health, 2022
Using tobacco waste as raw material, the ultrasonic-assisted extraction of chlorogenic acid was optimized by response surface methodology (RSM). After repeated freezing and thawing of tobacco waste twice, the effect of pH value, ethanol volume fraction, temperature and extraction time on the extraction rate of chlorogenic acid was investigated by a ...
Guoming Zeng   +9 more
openaire   +2 more sources

Antioxidant and hepatoprotective effects of Ajuga nipponensis extract by ultrasonic-assisted extraction

open access: yesAsian Pacific Journal of Tropical Medicine, 2016
To investigate suitable condition for extraction of the active components from Ajuga nipponensis (A. nipponensis).Orthogonal experimental design was used to determine the optimal extraction parameters for ecdysterones and flavonoids. Finally, the hepatoprotective abilities of A.
Hsieh, Chang-Wei   +5 more
openaire   +2 more sources

Non-Destructive Inspection of Impact Damage in Composite Aircraft Panels by Ultrasonic Guided Waves and Statistical Processing. [PDF]

open access: yes, 2017
This paper discusses a non-destructive evaluation (NDE) technique for the detection of damage in composite aircraft structures following high energy wide area blunt impact (HEWABI) from ground service equipment (GSE), such as heavy cargo loaders and ...
Capriotti, Margherita   +3 more
core   +2 more sources

Penetapan Kadar Fenolik dan Flavonoid Hasil Ultrasonic Assisted Extraction Daun Binahong (Anredera cordifolia [Ten] Steenis)

open access: yesJurnal Riset Kimia, 2020
Anredera cordifolia [Ten] Steenis has been proven to have pharmacological activity that is thought to be influenced by the presence of phenolic compounds and flavonoids.
Landyyun Rahmawan Sjahid   +2 more
doaj   +1 more source

Intensified processes for FAME production from waste cooking oil: a technological review [PDF]

open access: yes, 2013
This article reviews the intensification of fatty acid methyl esters (FAME) production from waste cooking oil (WCO) using innovative process equipment. In particular, it addresses the intensification of WCO feedstock transformation by transesterification,
Aubin, Joelle   +2 more
core   +3 more sources

Selection of Optimal Conditions of Inulin Extraction from Jerusalem Artichoke (Helianthus Tuberosus L.) Tubers by using Ultrasonic Water Bath

open access: yesJournal of Engineering, 2023
Ultrasonic extraction is an inexpensive, simple and efficient alternative to conventional extraction techniques, as compared with other novel extraction techniques such as microwave-assisted extraction & supercritical fluid extraction techniques, the ...
Wasan Omar Noori
doaj   +1 more source

Real-time diagnostics of gas/water assisted injection moulding using integrated ultrasonic sensors [PDF]

open access: yes, 2007
YesAn ultrasound sensor system has been applied to the mould of both the water and gas assisted injection moulding processes. The mould has a cavity wall mounted pressure sensor and instrumentation to monitor the injection moulding machine.
Brown E. C.   +17 more
core   +1 more source

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