نتایج جستجو برای: particle size
تعداد نتایج: 695192 فیلتر نتایج به سال:
Mineral composition and in vitro solubility rates for seven different Calcium (Ca) sources, and their feeding effects on performance and digestibility of calcium and phosphorous in broiler chickens were assessed. The experiment used a 6 × 2 factorial arrangement with 12 diets formulated to contain of 6 Ca sources and 2 levels of particle size (<0.05mm and > 1.0-2.0 mm) and one diet as a control...
تجمع ذرات آسفالتین با استفاده از موازنه جمعیت و جرم فرموله شد. پارامتر های معادله ریاضی با استفاده از یک روش بهینه سازی و با تطبیق داده های آزمایشگاهی با مدل بدست آمدند. اهمیت این تحقیق در بررسی تابع رشد ذرات آسفالتین می باشد که در مطالعات کتابخانه ای گزارش نشده است. در تحقیق حاضر فوق اشباعیت برای فرایند تجمع آسفالتین تعریف شد و ترم های موجود در موازنه جمعیت به صورت تابعی از آن در نظر گرفته شدن...
In order to observe the impact of different water compositions on sludge dewaterability, assessments of floc sizes using a particle size analyzer and of sludge dewaterability based on the capillary suction time (CST) test were carried out. Synthetic raw water had small floc sizes, and synthetic domestic wastewater had both larger median floc sizes and a better correlation between sludge dewater...
PURPOSE Nanosuspension in drug delivery is known to improve solubility, dissolution and eventually bioavailability of the drugs. The purpose of the study was to compare particle size of nanosuspensions prepared by the first generation approach and H96 approach and to evaluate the effectiveness of H96 approach. METHODS The nanosuspension of aprepitant was prepared by HPH and H96 approach. The ...
In this research, the effect of micro turbulence on the flotation rate of quartz particles was investigated. The maximum particle Reynolds number (Rep) was obtained at 60.25 with a particle size of -500+420 µm, impeller speed of 900 rpm, bubble surface area flux of 10.21 1/s and micro scale turbulence size of 162 µm. When the micro turbulence size was equal to the particle size, ...
1. Salazar, Jaime; Müller, Rainer H.; Möschwitzer, Jan P., (2009), “Systematic investigationto establish optimal process parameters for a novel particle size reduction method”, AnnualMeeting of the German Pharmaceutical Society (DPhG), Jena/Germany, September 28 –October 1, 2009. Poster presentation, abstract C48, booklet page 45. 2. Salazar, Jaime; Ghanem, Antoine; Müller, Rainer H...
Sample homogeneity dictates whether analyzing a test portion of an entire sample can provide representative information about incurred mycotoxins. In this study, we evaluated particle-size-distribution-based laboratory mycotoxin samples using laser diffraction particle size analysis and International Organization for Standardization (ISO) Guide 35: 2017. Incurred whole corn, compound feed, pean...
to evaluate the flour quality 10 flour plants were selected in iran, tehran province. two kinds of flour were sampled from each plant (flour with 87% extraction named straight-run- flour as well as patent flour). samples were analyzed for their moisture content, ash, maximum viscosity of dough, particle size, falling number and the amount of damaged starch, which was determined through maltose ...
Size of nanoparticles is an important parameter in determining many of their properties. In this work, nanoparticles of β-1,3-glucan containing doxorubicin (Dox) in conjugated and unconjugated forms (Con-Dox-Glu and Un-Dox-Glu, respectively) were prepared. Then, artificial neural networks (ANNs) were used to find the effect of different formulation/processing parameters on their particle size, ...
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