نتایج جستجو برای: and transfer phases thus

تعداد نتایج: 16891491  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده زبانهای خارجی 1391

چکیده حیطه ی نوشتار دانشگاهی اخیرا شاهد تغییرات عمده ای از غیرشخصی بودن (عینی بودن) به شخصی بودن بوده است. شخصی بودن متون دانشگاهی اهمیت استفاده از وجهیت معرفتی را برجسته می سازد چرا که? وجهیت معرفتی? بر اساس یکی از تعاریف ارائه شده از این مقوله? ارتباط تنگاتنگی با شخصی بودن داشته و به عنوان بیان نظر شخصی گوینده در مورد جز گزاره ای گفته در نظر گرفته میشود. بنابراین? با در نظر داشتن نقاط مشترک...

The behavior of the flow between two coaxial conical cylinders with the inner one rotating and the outer one stationary is studied numerically. The angular velocity of the inner cone cylinder was raised step by step from the rest until reaching its final speed. In this work we first present a numerical simulation of the flow characteristics and the heat transfer mechanism of a fluid in the spac...

H. Khorasanizadeh M. M. Fakhari S. P. Ghaffari

In this study, the natural convection heat transfer of variable properties Al2O3-EG-water nanofluid in a differentially heated rectangular cavity has been investigated numerically. The governing equations, for a Newtonian fluid, have been solved numerically with a finite volume approach. The influences of the pertinent parameters such as Ra in the range of 103-107 and volume fraction of nanopar...

Journal: :رشد و یادگیری حرکتی - ورزشی 0
شیلا صفوی همامی استادیار، گروه رفتار حرکتی، دانشکدۀ علوم ورزشی، دانشگاه اصفهان، اصفهان، ایران مریم نزاکت الحسینی استادیار، گروه رفتار حرکتی، دانشکدۀ علوم ورزشی، دانشگاه اصفهان، اصفهان، ایران الهام عابدی کارشناس ارشد، رفتار حرکتی، دانشکدۀ علوم ورزشی، دانشگاه اصفهان،اصفهان، ایران

a match of the students' traits and teaching and training styles of sport skills has received researchers' attention. the aim of the present study was to investigate the interaction of physical self-concept and coach-oriented and self-regulated training styles in acquisition, retention and transfer of volleyball serve of collegiate female students. 50 female students (age: 18-25) were...

2004
Stuart G. Turville John J. Santos Ines Frank Paul U. Cameron John Wilkinson Monica Miranda-Saksena Joanne Dable Hella Stössel Nikolaus Romani Michael Piatak Jeffrey D. Lifson Melissa Pope Anthony L. Cunningham

HIV-1 subverts antigen processing in dendritic cells (DCs) resulting in viral uptake, infection, and transfer to T cells. Although DCs bound monomeric gp120 and HIV-1 similarly, virus rarely colocalized with endolysosomal markers, unlike gp120, suggesting HIV-1 alters endolysosomal trafficking. Virus within DC intracellular compartments rapidly moved to DCCD4 lymphocyte synapses when introduced...

Journal: :Blood 2004
Stuart G Turville John J Santos Ines Frank Paul U Cameron John Wilkinson Monica Miranda-Saksena Joanne Dable Hella Stössel Nikolaus Romani Michael Piatak Jeffrey D Lifson Melissa Pope Anthony L Cunningham

HIV-1 subverts antigen processing in dendritic cells (DCs) resulting in viral uptake, infection, and transfer to T cells. Although DCs bound monomeric gp120 and HIV-1 similarly, virus rarely colocalized with endolysosomal markers, unlike gp120, suggesting HIV-1 alters endolysosomal trafficking. Virus within DC intracellular compartments rapidly moved to DC-CD4+ lymphocyte synapses when introduc...

Knowledge of droplet behavior is one of the most important criteria for determination of mass transfer kinetics for choosing the type of liquid-liquid extraction columns. Mean drop size data of dispersed phase droplets in continuous phase have been obtained for Various Rotary Agitated Liquid-Liquid Extraction Columns . The effects of operational variables such as mass transfer directions with a...

Journal: :Chemical communications 2010
Yifeng Wei Jun Yang Jackie Y Ying

A general, reversible phase transfer protocol was demonstrated for quantum dots and metal nanoparticles. The protocol involves ligand exchange based transfer of nanoparticles from organic medium to aqueous phase, followed by electrostatic interaction based reversible transfer of nanoparticles between aqueous and organic phases.

Journal: :Safety Science 2021

This paper presents the development of IMSTEM (Integrated Migrant worker Safety Training Evaluation Model), which aims to provide guidance on how evaluate transfer safety training migrant workers. Addressing lack rigorous evaluation frameworks, IMSTEM, using a mixed methods, multi-source approach, covers deficiencies previous models. The has its foundations in three main sources: a) integration...

Journal: :journal of the iranian chemical research 0
mohammad taghi taghizadeh department of physical chemistry, faculty of chemistry, university of tabriz, tabriz, iran tahere shaidaii department of physical chemistry, faculty of chemistry, university of tabriz, tabriz, iran narges sabouri department of physical chemistry, faculty of chemistry, university of tabriz, tabriz, iran

kinetic study of epoxidation of unsaturated ketone of mesityl oxide was studied by usinghydrogen peroxide in the presence of dodecyltrimethyl ammonium bromide (dtab) as aninverse phase transfer catalyst. the reaction was carried out in the two-phase media of waterheptanewith 1:1 ratio in 25 °c. it was found that the order of reaction for mesityl oxide forketone concentration in the range of 0.0...

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