نتایج جستجو برای: Green function

تعداد نتایج: 1339128  

Journal: :international journal of architectural engineering and urban planning 0
elaheh najafi iran university of science and technology,, narmak, tehran mohsen faizi iran university of science and technology,, narmak, tehran ali mohammad khanmohammadi iran university of science and technology,, narmak, tehran fatemeh mehdizade saradj iran university of science and technology,, narmak, tehran

this paper classifies green envelopes as green roofs and green walls according to effective factors, which were derived from literature to compare the green envelopes’ thermal and energy performance in a more effective way. for this purpose, an extensive literature review was carried out by searching keywords in databases and studying related journal papers and articles. the research method for...

Journal: :iranian journal of science and technology (sciences) 2011
q. x yang

we investigate a class of fourth-order differential operators with eigenparameter dependent boundary conditions and transmission conditions. a self-adjoint linear operator a is defined in a suitable hilbert space h such that the eigenvalues of such a problem coincide with those of a . we discuss asymptotic behavior of its eigenvalues and completeness of its eigenfunctions. finally, we obtain th...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید بهشتی - دانشکده علوم 1389

چکیده ندارد.

Journal: :iranian journal of science and technology (sciences) 2004
r. amrollahi

a simple new closed form of the green function for axisymmetric magnetostatic problemsis found analytically in cylindrical coordinates. the result is verified by applying several examples.

Journal: :journal of optoelectronical nano structures 0
marjan jafari imam khomeini international university, qazvin, iran

we describe how to obtain electronic transport properties of disordered graphene, including the tight binding model and nearest neighbor hopping. we present a new method for computing, electronic transport wave function and greens function of the disordered graphene. in this method, based on the small rectangular approximation, break up the potential barriers in to small parts. then using the f...

Journal: :caspian journal of internal medicine 0
hourolein arab department of biochemistry-biophysics, faculty of medicine, babol university of medical sciences,ganj afrooz st, babol, iran soleiman mahjoub department of biochemistry-biophysics, faculty of medicine, babol university of medical sciences,ganj afrooz st, babol, iran karimollah hajian-tilaki department of social medicine and health, babol university of medical sciences,ganj afrooz st, babol, iran. mehdi moghadasi mehr-avaran-shomal nursing home,keshavarz blvd, sari, iran.

background: alzheimer’s disease (ad) is the most prevalent degenerative disorder of the brain among elderly individuals. many studies indicate that oxidative stress is an important pathogenic factor which involves oxidizing macromolecules such as dna, lipids, and proteins in ad. green tea is a rich source of antioxidant compounds that can remove radical oxygen species. the purpose of this study...

A.M. Nezhad Mohammad H. Noshad M. Bababeyg P. Abdipour

The importance of constructing the appropriate Green function to solve a wide range of problems inelectromagnetics and partial differential equations is well-recognized by those dealing with classical electrodynamics and related fields. Although the subject of obtaining the Green function for certain geometries has been extensively studied and addressed in numerous sources, in this paper a syst...

Journal: :amirkabir international journal of electrical & electronics engineering 2015
a.m. nezhad mohammad p. abdipour m. bababeyg h. noshad

the importance of constructing the appropriate green function to solve a wide range of problems inelectromagnetics and partial differential equations is well-recognized by those dealing with classical electrodynamics and related fields. although the subject of obtaining the green function for certain geometries has been extensively studied and addressed in numerous sources, in this paper a syst...

Journal: :Potential Analysis 2020

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