نتایج جستجو برای: using flat

تعداد نتایج: 3429077  

Journal: :مکانیک سیالات و آیرودینامیک 0
عبدالامیر بک خوشنویس محمدجواد ایزدی یزدی

the flow characteristics around an elliptic cylinder with an axis ratio of ar=2 located near a flat plate were investigated experimentally. the elliptic cylinder was located on the inside and outside a turbulent boundary layer region whose thickness (δ) is 0.38b. the reynolds numbers based on the height of the cylinder cross-section were 15000 and 30000. measurements of mean velocity and turbul...

Journal: :journal of membrane science and research 0
gohar gholami department of chemical engineering, amirkabir university of technology, no.424, hafez ave., po box 15875-4413, tehran, iran mansooreh soleimani department of chemical engineering, amirkabir university of technology, no.424, hafez ave., po box 15875-4413, tehran, iran maryam takht ravanchi catalyst research group, petrochemical research and technology company, national petrochemical company, tehran, iran

carbon molecular sieve membranes (cmsms) have been considered as very promising candidates for gas separation, in terms of separation properties as well as thermal and chemical stability. due to the numerous advantages and wide applications of carbon membranes, their application for gas separation is of special importance. because of the importance of carbon membranes and a large number of stud...

Journal: :iranian journal of science and technology (sciences) 2008
n. sadegh-zadeh

the main objective of this paper is to find the necessary and sufficient condition of a given finslermetric to be einstein in order to classify the einstein finsler metrics on a compact manifold. the consideredeinstein finsler metric in the study describes all different kinds of einstein metrics which are pointwiseprojective to the given one. this study has resulted in the following theorem tha...

Journal: :bulletin of the iranian mathematical society 0
m. soleimani-damaneh {school of mathematics‎, ‎statistics and computer science‎, ‎college of science‎, ‎university of‎ ‎tehran‎, ‎enghelab avenue‎, ‎tehran‎, ‎iran. m. movahedi department of mathematics‎, ‎faculty of sciences‎, ‎alzahra university‎, ‎tehran‎, ‎iran. d. behmardi department of mathematics‎, ‎faculty of sciences‎, ‎alzahra university‎, ‎tehran‎, ‎iran.

in this paper, we deal with the subdi erential concept onhadamard spaces. flat hadamard spaces are characterized, and nec-essary and sucient conditions are presented to prove that the subdif-ferential set in hadamard spaces is nonempty. proximal subdi erentialin hadamard spaces is addressed and some basic properties are high-lighted. finally, a density theorem for subdi erential set is establi...

Journal: :Proceedings of the American Mathematical Society 1984

Journal: :Applied Mathematics and Computation 2015

2009
Berthold Crysmann

In this paper I shall present a treatment of lexical and grammatical tone and vowel length in Hausa, as implemented in an emerging bidirectional HPSG of the language based on the Lingo Grammar Matrix (Bender et al., 2002). I shall argue in particular that a systematic treatment of suprasegmental phonology is indispensible in an implemented grammar of the language, both for theoretical and pract...

Journal: :Experimental aging research 1994
I Thompson

Woldenberg Village, an aging-in-place residential facility, is the result of 2 years of research and development. The design solution integrates physical, social, psychological, medical, and operational requirements to provide an opportunity for a gracious, dignified life-style as an individual ages. Each component of the village is designed to provide, in an unobtrusive way, differing amounts ...

Journal: :Work 2012
Sadi Seabra Bruno Barros

The relevant research is questioning the essence of the existence of an adequate internal circulation to human dimensions. The research was based on the method of anthropometric assessment of internal circulation de Barros (2009), which was applied in three different sizes of apartments in the city of Caruaru-PE. These apartments were evaluated through the floor plans and furniture layouts, sug...

Journal: :تحقیقات آب و خاک ایران 0
حسینعلی علیخانی دانشیار، دانشگاه تهران

in this research 220 rhizobial bacteria were isolated from two lentil dryland farming flat plains of moghan and koohin. they were then tested in vivo as well as in vitro to make assurance of 184 purified strains of rhizobium leguminosarum biovar vicial (lentil). btb +yma culture media with different levels of salinity through nacl (10, 20,30,40,50ds/m) application were used in salinity toleranc...

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