نتایج جستجو برای: ultrasonication

تعداد نتایج: 1160  

Journal: :Journal of environmental sciences 2015
Xinbo Tian Antoine Prandota Trzcinski Li Leonard Lin Wun Jern Ng

Impact of ultrasonication (ULS) and ultrasonication-ozonation (ULS-Ozone) pre-treatment on the anaerobic digestibility of sewage sludge was investigated with semi-continuous anaerobic reactors at solid retention time (SRT) of 10 and 20 days. The control, ULS and ULS-Ozone reactors produced 256, 309 and 348 mL biogas/g CODfed and the volatile solid (VS) removals were 35.6%, 38.3% and 42.1%, resp...

2015
Rency Elizabeth Thomas D. V. Kamat

Plant extracts having an antiplatelet aggregation activity may be a potential choice for development of antiinflammatory drugs because of their natural origin. The extraction of bioactive compounds being the most crucial step in the commercial development of natural products it is essential to have rapid and efficient phytochemical extraction methods. Extracts of B. monnieri were prepared using...

2013
S. K. Cho

The physico-chemical characteristics of methanogenic granules are one of the most important properties for the successful operation of upflow anaerobic sludge blanket, since they could directly affect the substrate and nutrient transportation into granules. In this study, the effect of low strength ultrasonication on the settling velocity, permeability, porosity, and fluid collection efficiency...

Journal: :Lebensmittel-Wissenschaft & Technologie 2023

Acoustic cavitation has been shown to cause physical damage and partial starch depolymerization in ultrasound-treated flours. However, the promising effects of this modification on bread-making performance gluten-free flour are still unexplored. Based hypothesis, sonicated rice (2–20 min) was used replace 30% native control formulation bread. Breadmaking characterized by doughs' pasting, therma...

2012
Guofa Dong Meihua Huang Lunhui Guan

SWCNTs and 15 mg FePc were dispersed into CHCl 3 under ultrasonication for 10 hours, then the black suspension was stirred for 4 hours, and kept still for 8 hours at room temperature. The final solution was filtered with 0.45 μm micropore membranes and dried under vacuum

2014
Paul M Maschhoff Benjamin M Geilich Thomas J Webster

There has been a significant and growing concern over nosocomial medical device infections. Previous studies have demonstrated that embedding nanoparticles alone (specifically, zinc oxide [ZnO]) in conventional polymers (eg, polyvinyl chloride [PVC]) can decrease bacteria growth and may have the potential to prevent or disrupt bacterial processes that lead to infection. However, little to no st...

Journal: :Journal of the Japan Society of Powder and Powder Metallurgy 2009

Journal: :Journal of the Japan Society of Powder and Powder Metallurgy 2009

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