Results 11 to 20 of about 1,958,834 (290)

Optimization of ultrasonic-assisted extraction of inulin from Jerusalem artichoke [PDF]

open access: yesE3S Web of Conferences, 2019
An efficient ultrasonic-assisted extraction of inulin from Jerusalem artichoke was investigated by Response Surface Methodology (RSM). The results showed that the yield of ultrasonic-assisted extraction was 62.07 ± 0.39% over the microwave (40.85 ± 0.28%)
Yang Lina   +5 more
doaj   +4 more sources

Ultrasonic-Assisted Flavonoid Extraction from Ant Nest [PDF]

open access: yesCHEESA: Chemical Engineering Research Articles, 2022
The extraction of active substances from ant nests can be affected by various extraction methods, whether conventional or sonication. Sample extraction was carried out by maceration and ultrasonic methods with the use of solvents to yield flavonoid ...
Mendy, Elton   +3 more
core   +4 more sources

Optimization on extraction process of resveratrol by intermittent ultrasonic assisted enzymatic extraction from grape skin residue

open access: yesShipin yu jixie, 2022
Objective: In order to efficiently extract resveratrol and to maintain the good antioxidant capacity. Methods: Resveratrol was extracted from grape skin residue using intermittent ultrasonic assisted enzymatic extraction. The response surface method (RSM)
ZHANG Qin, TIAN Zi-ming, WANG Jin-zhu
doaj   +2 more sources

The efficiency of ultrasonic-assisted extraction of cyanocobalamin is greater than heat extraction [PDF]

open access: yesHeliyon, 2020
Cyanocobalamin, like other water-soluble vitamins, is susceptible to degradation due to exposure to heat, UV, oxygen and pH. Built on our previous finding, this study aimed to assess the extraction efficiency of cyanocobalamin from dietary supplements ...
Arcot, J ; https://orcid.org/   +2 more
core   +6 more sources

Ultrasonic-microwave-assisted extraction for enhancing antioxidant activity of Dictyophora indusiata polysaccharides: The difference mechanisms between single and combined assisted extraction

open access: yesUltrasonics Sonochemistry, 2023
The purpose of this study is to investigate the effects of different extraction methods (hot water-assisted extraction (HWE), microwave-assisted extraction (MAE), ultrasonic-assisted extraction (UAE), and ultrasonic-microwave- assisted extraction (UAME))
Yanlin Zhang   +6 more
doaj   +2 more sources

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

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   +2 more sources

Ultrasonic-Assisted Extraction of Procyanidins Using Ionic Liquid Solution from Larix gmelinii Bark [PDF]

open access: yesJournal of Chemistry, 2013
An ionic liquid-based ultrasonic-assisted extraction method has been developed for the effective extraction of procyanidins from Larix gmelinii bark.
Xiaowei Sun   +6 more
doaj   +2 more sources

Vibration assisted machining: Modelling, simulation, optimization, control and applications [PDF]

open access: yes, 2010
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University, 30/11/2010.Increasing demand for precision components made of hard and brittle materials such as glasses, steel alloys and advanced ceramics, is such that ...
Ibrahim, Rasidi
core   +7 more sources

Study on the Optimization for the Extraction Process of Andrographolide by Ultrasonic Assisted Extraction

open access: yesInternational Journal of Scientific Research in Science, Engineering and Technology, 2021
Because andrographis has a long history of folk medicine in Southeast Asian countries with antibacterial, antipyretic, antineoplastic, anti-inflammatory, cardioprotective effect and so on, the areas where andrographolia is introduced and cultivated are mainly concentrated.
Kim, KiBong   +6 more
openaire   +1 more source

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

Home - About - Disclaimer - Privacy