نتایج جستجو برای: ultrasound assisted microextraction

تعداد نتایج: 237824  

Ultrasound-assisted extraction (UAE) was evaluated as a simpler and more effective alternative to conventional extraction methods for the isolation of curcuminoids from turmeric plant rhizomes. The turmeric samples were extracted under indirect sonication in an ultrasonic bath, and compared with the conventional methods. It was found that the yield of ultrasound-assisted extraction was approxim...

Journal: :journal of food biosciences and technology 2014
n. ahmadi kamazani h. tavakolipour m. hasani m. amiri

approximately 10-30% of tomatoes are wasted during processing. tomato pomace consists of crushed skin and seeds of tomatoes. seeds might be considered as a potential source of vegetable oil. the extracted oil is high in unsaturated fatty acids, namely linoleic acid. the extracted oil after purification or refining might be employed for consumption. the object of this study was to evaluate the e...

2008
William W. Cimino

Suction-Based Technologies • Liposuction or Suction-Assisted Lipoplasty (SAL) • Power-Assisted Lipoplasty (PAL) Ultrasound-Based Technologies • Internal Ultrasound-Assisted Lipoplasty (IUAL) • VASER-Assisted Lipoplasty (VAL) • External Ultrasound-Assisted Lipoplasty (EUAL) • Transdermal Ultrasound-Assisted Lipoplasty (TUAL) Laser-Based Technologies • External Laser-Assisted Lipoplasty (ELAL) • ...

Journal: :Separations 2023

A fast and simple method based on ultrasound-assisted emulsification microextraction (USAEME) was developed for the analysis of volatile compounds in wines. full factorial 24 screening design built to investigate main factors affecting extraction components, namely volume solvent, sonication time, salt content, pH. Then, with significant effects were optimized using an I-optimal design. The opt...

This research reported a new method of removal of Pb+2from water by using a nano zero valent iron (nZVI) assisted ultrasonic wave. At first, nZVI was synthesized by an ultrasound assisted method. Particles morphology and surface composition were characterized by FESEM, XRD, and EDX. The XRD patterns showed that the crystallinity of the nZVI prepared using ultrasonic conditions was hi...

Journal: :مهندسی بیوسیستم ایران 0
رضا یگانه استادیار گروه مهندسی مکانیک ماشین‏های کشاورزی، دانشکدۀ کشاورزی، دانشگاه ایلام راضیه باباگل تبار کارشناس ارشد مهندسی مکانیک ماشین‏های کشاورزی عادل حسین پور استادیار گروه مهندسی مکانیک ماشین‏های کشاورزی، دانشکدۀ کشاورزی، دانشگاه ایلام

tea is one of the most important medicinal plants which have a considerable effect on the treatment of cardiovascular disease and cancer. the drying process of tea leaves is carried out by hot air flow which consumes high level energy. the aim of the recent research was to investigate the procedure of high power ultrasound-assisted drying process of tea leaves. hybrid variety of chinese tea was...

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