نتایج جستجو برای: lack of concentration

تعداد نتایج: 21175937  

Journal: :Physical review. E, Statistical, nonlinear, and soft matter physics 2004
Hirofumi Wada

A static correlation function of concentration fluctuations in a (dilute) binary liquid mixture subjected to both a concentration gradient and uniform shear flow is investigated within the framework of fluctuating hydrodynamics. It is shown that a well-known |c|(2)/k(4) long-range correlation at large wave numbers k crosses over to a weaker divergent one at wave numbers satisfying k<(gamma;/D)(...

Journal: :فلسفه و کلام اسلامی 0
سردار دکامی دانش آموخته کارشناسی ارشد دانشگاه تهران حسن ابراهیمی استادیار دانشگاه تهران

in the logic section of the hikmat al-ishraq (the philosophy of illumination), suhrawardi innovatively makes the three modes (necessity, possibility and impossibility) part of the predicate, thus considering the mode of all propositions to be ‘necessary’. insofar as the modes are also discussed in other topics in logic such as contradiction, conversion and syllogism, this innovation also influe...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1391

the present study has tried to accomplish an analysis of margaret atwood’s novels oryx and crake, and the year of the flood in the light of posthuman and cyborg theories. considering posthumanism as a critical reading of some notions of humanism focus of which in this thesis has been identity, new definitions for humanity and human identity are formed. haraway’s cyborg, as one possible new figu...

2015
Qingqing Pei Yanqing Yang Qin Liu Zhiyou Peng Zhiying Feng

BACKGROUND Sex differences, which may be an important variable for determining anesthetic requirements, have not been well investigated in the aspect of local anesthetic. This investigation aimed to compare the minimum local analgesic concentration (MLAC) of ropivacaine for ultrasound-guided supraclavicular brachial plexus block (US-SCB) between men and women. MATERIAL AND METHODS Patients ag...

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The purpose of this study was to survey effects of twelve weeks endurance training on serum levels of selected hormones in underweight men. Eighteen healthy underweight men were randomly divided at two groups: endurance training and control. Serum levels of adiponectin, testosterone, and cortisol were assessed before and after training. Endurance training protocol consisted of twelve weeks peda...

بذرافشان, ادریس, بلارک, داوود, محمدی, لیلی, محوی, امیرحسین, کیخایی, سعیده,

Background and purpose: Diazinon is one of the most widely used organophosphate pesticides classified by the World Health Organization (WHO) as &ldquo;moderately hazardous&rdquo; Class II. This work aimed at optimizing the electrocoagulation process in removal of diazinon from aqueous environments using response surface methodology. Materials and methods: In an experimental-laboratory study ...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده ادبیات و علوم انسانی 1389

abstract abstract of thesis (includes summary, goals, execution methods, and results) story “al-obnosat al-bayza” is one of the short stories from “hanna mineh” collection. this story is a selection of lives of some humans during a voyage together, each of them is a symbol of human nature (love, mind, kindness) and examine social, cultural, and political aspects of governing system, and it...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم انسانی 1389

there are two major theories of measurement in psychometrics: classical test theory (ctt) and item-response theory (irt). despite its widespread and long use, ctt has a number of shortcomings, which make it problematic to be used for practical and theoretical purposes. irt tries to solve these shortcomings, and provide better and more dependable answers. one of the applications of irt is the as...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده مدیریت 1392

data envelopment analysis (dea) is a powerful tool for measuring relative efficiency of organizational units referred to as decision making units (dmus). in most cases dmus have network structures with internal linking activities. traditional dea models, however, consider dmus as black boxes with no regard to their linking activities and therefore do not provide decision makers with the reasons...

اصغرزاده, شهریار, رجب نیا, رمضان, شفیعی, مریم السادات, محمدی سقا, ملیحه, مهدوی عمران, سعید, کیاکجوری, کیوان, یوسفی, محمدرضا,

Background and Aim: Ear wax is the combination of different producing gland secretions. According to controversial ideas about the antifungal effects of ear cerumen and lack of any research around this matter in Iran, the present study performed on antifungal activity of cerumen from healthy people referred to Beheshti Hospital, Babol on some fungi. Materials and Methods: This experimental stu...

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