نتایج جستجو برای: Regular cell distribution

تعداد نتایج: 2338852  

In this study, two-dimensional finite element modeling was used to study the simultaneous effect of the cell shape and regular cell distribution on the anisotropy of the elastic properties of 316L stainless steel foam. In this way, the uniaxial compressive stress-strain curve was predicted using a geometric model and fully solid 316L stainless steel. The results showed that the elastic tangent ...

2017
P. ZANOTTI

We devise variants of classical nonconforming methods for symmetric elliptic problems. These variants differ from the original ones only by transforming discrete test functions into conforming functions before applying the load functional. We derive and discuss conditions on these transformations implying that the ensuing method is quasi-optimal and that its quasioptimality constant coincides w...

2009
DORIN BUCUR DANIEL DANERS

We give a simple proof of the Faber-Krahn inequality for the first eigenvalue of the p-Laplace operator with Robin boundary conditions. The techniques introduced allow to work with much less regular domains by using test function arguments. We substantially simplify earlier proofs, and establish the sharpness of the inequality for a larger class of domains at the same time.

Journal: :iranian journal of public health 0
ar salehinodeh s rezai h javanmard-khamene p ekhtiyari a mirshafiey

background: trichophyton verrucosum is a zoophilic fungus with a worldwide distribution. our aim was to investigate the proliferative effect of antigenic compounds of t. verrucosum on dermis fibro blasts and endothelial cells. methods: t. verrucosum was cultured in scc medium and was then transferred to a broth medium. surface antigens of this fungus were separated using the freeze and thaw met...

Journal: :مجله دانشکده پزشکی دانشگاه علوم پزشکی تهران 0
زهرا صفایی نراقی r najafizadeh محمدرضا مرتضوی f gharibduost عباس امید a khalvat

squamous cell carcinoma, a cancer of keratinocytes origin, mostly involves sun-exposed areas of the skin. to study the pathologic and demographic features of this disease, records of 395 patients of squamous cell carcinoma of skin and lip were reviewed. most of the patients (83%) aged 40 years or more at the time of diagnosis. respectively, 74.4% and 75.8% of cases with skin and lower lip carci...

Journal: :journal of the iranian statistical society 0
shirin moradi zahraie hojatollah zakerzadeh

‎consider an estimation problem in a one-parameter non-regular distribution when both endpoints of the support depend on a single parameter‎. ‎in this paper‎, ‎we give sufficient conditions for a generalized bayes estimator of a parametric function to be admissible‎. ‎some examples are given‎. ‎

Journal: :journal of research in medical sciences 0
dong wang jing yang jianqing zhang shihong zhang bo wang ruizhi wang

background: to investigate the association between the red cell distribution width (rdw) and mortality in patients with acute pancreatitis (ap), and to assess the ability of rdw to predict mortality in ap patients. materials and methods: this retrospective cohort study included 120 patients (50 males and 70 females) with ap who were admitted to the first affiliated hospital of zhongshan medical...

ژورنال: :مجله گیاهشناسی ایران 2013
مهدی زارع احمدرضا خسروی محمد رضا جوهرچی

پراکنش جغرافیایی جنس کوزینیا در ایران با استفاده از 3095 گزارش ثبت شده در منابع و یا بر اساس نمونه های هرباریومی واکاوی گردید. 241 گونه این جنس در تمام کشور گسترده اند، هرچند که حدود یک سوم از گزارش ها از استان های خراسان رضوی، تهران و فارس می باشد. این جنس 135 گونه نادر و 197 گونه انحصاری دارد. بیشترین مقدار برای شاخص حداکثر فاصله میان دو فرد از یک گونه (maxd) 1863 کیلومتر می باشد. استان های خ...

Journal: :Proceedings of the Japan Academy, Series A, Mathematical Sciences 1969

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