نتایج جستجو برای: آزمایش break off

تعداد نتایج: 291464  

Journal: :iranian biomedical journal 0
marjan mohammadi hpgc group, medical biotechnology department, biotechnology research center, pasteur institute of iran

rarely, do we think of cancer as “bacterial”, such that we are often told that “cancer is not contagious” persistent bacterial infections cause persistent irritation of the host’s defense systems, which when ineffective in eradication of the infection, result in a multitude of self-destructive damages. this in some cases occurs to such severity that the resulting cellular hyper-proliferation pr...

رضوی, فرزاد, شریفیان, هدا , عسکریان ابیانه, حسین , محمدی چبنلو, رضا ,

Nowadays in order to increase the reliability and other special aims, the power networks are exchanged to the large and interconnected networks. In such networks, the relays setting and coordination is complicated and needs to determine break points. Break points are the initial points in coordination process and in pervious works, different methods are proposed to finding them in interconnecte...

2007
James F. BOYCE

In this paper we investigate the use of a supervised, but self-organizing, Adaptive Resonance Theory type of neural network (Fuzzy-ARTMAP), for first break picking in seismic reflection data. First break picking is the accurate location of the leading energy pulse received by a geophone in response to a seismic shot. The performance of Fuzzy-ARTMAP is compared to our previous work with multi-la...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1975
H Eyring A L Leu

At high temperatures the breaking of chemical bonds becomes relatively easy and the slow step in a chemical reaction shifts to the rate at which energy can seep into the bond that is to break. This has been observed by various investigators. A new general theory of reactions is developed here to explain this limiting rate at high temperatures. In the case of cyclopropane and cyclobutane the the...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید باهنر کرمان 1390

در این تحقیق سنتز آزمایشگاهی کربن فعال به روش فیزیکی در راکتور دوار با استفاده از گازهای اکسید کننده دی اکسید کربن و بخار آ ب از پوست سخت پسته به عنوان ماده اولیه مورد بررسی قرار گرفت اثر سه پارامتر دمای فعالسازی،زمان ماندودبی گاز اکسید کننده بر روی عددیدی و burn-offبا استفاده از طراحی آزمایش به روش ccd مورد بررسی قرار گرفت. این پارامتر ها دردو سطح بالا وپایین که به ترتیب برای دمای فعالسازی،زما...

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