نتایج جستجو برای: elongation to break eb

تعداد نتایج: 10627733  

ژورنال: مواد پرانرژی 2019

Nowadays solid propellant motors (SRMs) are widely used because of simple structure and reliability. One of the requirements in SRMs is high tensile and bonding strength of liner for integrity of grain structure and neutralizes stresses applying to motor. In this research, effect of curing agent ratio (NCO/OH) in the range of (R=0.9-1.4) on tensile strength of liner and bonding strength of line...

Journal: :Journal of Clinical Pathology 1972

Journal: :CoRR 2010
Minqi Shen Anders Høst-Madsen

It is well known that minimum received energy per bit Eb N0 ̨̨̨ min in the interference channel is −1.59dB as if there were no interference. Thus, the best way to mitigate interference is to operate the interference channel in the low power regime, that is in the limit of infinite bandwidth. However, when the bandwidth is large, but finite, Eb N0 ̨̨̨ min alone does not characterize performance. Verdu...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سمنان - دانشکده ادبیات و علوم انسانی 1393

this thesis is an evaluation of poetry of sylvia plath (1932- 1963) and forough farrokhzad (1935-1967) using feminist approach and finds the positive concepts of hope, reason and strength through feminine images in their poetry. plath and farrokhzad are from different cultures and different countries but they share the same concepts and themes in their poetry. by applying feminist theory to the...

Background: Recent studies have shown that cytokines have an important role in the pathogenesis of inflammatory diseases and can be used as prognostic markers. Objective: To evaluate the IL-6/IL-10 ratio in patients with Inherited Epidermolysis Bullosa (EB) as a prognostic marker. Methods: Serum levels of IL-6 and IL-10 were measured in 13 patients with recessive dystrophic EB (RDEB) as well as...

Maryam Fatemi, Mehdi Fazeli, Saeed Nazifi, Tahoora Shomali,

Background: Acetaminophen-induced toxicity is a common cause of acute liver failure. This study investigated the hepatoprotective effects of Eryngium bungei Boiss (EB) extract against the hepatotoxicity in rats. Methods: Thirty adult male rats were randomly assigned to five groups, with free access to water and food. They were treated as follows: Group 1 (negative controls): distilled water ...

Journal: :Applied Mathematics and Computation 2004
Juan I. Ramos

The propagation of spiral waves in two-dimensional reactive–diffusive media subject to a velocity field with straining is studied numerically. It is shown that, depending on the magnitude of the strain rate, the effects of straining on wave propagation can be classified in three regimes: the no break-up, the transitional and the break-up regimes. In the no break-up regime, the spiral wave prese...

Journal: :iranian journal of pharmaceutical research 0
mehdi saberi baqiyatallah university of medical sciences, dept. of pharmacology and toxicology fatemeh saberi tehran university of medical sciences roshanak vesali tehran university

although the epileptogenic properties of estrogens have been widely demonstrated in several models and species, the mechanism(s) by which estrogens can acutely change seizure parameters including after discharge and seizure duration remain remains to be determined. in the present study, we examined the role of nmda (n-methyl-d-aspartate), non-nmda and estrogenic receptors in estradiol benzoate ...

Journal: :IJPST (Indonesian Journal Pharmaceutival Science and Technology) 2023

Shogaol and gingerol, compounds in ginger, can act as antiemetic. Ginger extract was formulatedby patch transdermal to increase the effectiveness of therapy minimize side effects. Inthis study, maceration with ethanol 96% used extraction method phytochemical screeningwas carried out identfy exctracted compounds. The formulation transdermalpatch matrix ginger concentrations 0,5 gr (F1), 1 (F2), ...

Journal: :مهندسی بیوسیستم ایران 0
فرامرز خدائیان هیات علمی دانشگاه تهران سهیلا اسمی دانشجو کارشناسی ارشد سید سعید حسینی دانشجوی کارشناسی ارشد

kefiran is an exopolysaccharide produced by microorganisms present in the kefir grains that has several health promoting properties. in this research, physico-mechanical and thermal characteristics of nanocomposite film composed of kefiran-montmorillonite (mmt; 1, 3 and 5% w/w) were studied. results showed that the thickness and the tensile strength of the films increased by increasing the nano...

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