نتایج جستجو برای: the theoretical s
تعداد نتایج: 16168452 فیلتر نتایج به سال:
in the previous articles, dr. tijani presented a theoretical discussion over the fact that how political concepts and ideas are present in the stories of prophets. in this article he studies the meccan verses addressed to the koreyshites. he believes that political ideas were present in all devine religions and that they exist in islam, as well, because it is the continuation of the previous re...
We study gaugino condensation in the presence of an intermediate mass scale in the hidden sector. S-duality is imposed as an approximate symmetry of the effective supergravity theory. Furthermore, we include in the Kähler potential the renormalization of the gauge coupling and the one-loop threshold corrections at the intermediate scale. It is shown that confinement is indeed achieved. Furtherm...
Li-S batteries show great promise for next-generation energy systems but suffer from sluggish reaction kinetics and the inevitable “shuttling effect” of dissolved lithium polysulfides (LiPSs). In this study, a structure model Janus CoSTe monolayer is constructed to investigate adsorption with LiPSs, decomposition energy, diffusion barrier on Li2S batteries. The results that Li2Sn clusters surfa...
معادلات انتگرال دیفرانسیل در مدل بندی مسائلی کاربردی چون انتقال گرما، پدیده انتشار و پخش نوترون مورد استفاده قرار می گیرند و نیز در برخی کاربردهای فیزیک و زیست شناسی و مهندسی استفاده وافر دارند و به تبع آن معادلات انتگرال دیفرانسیل فازی نیز مورد توجه قرار گرفته اند. معادله انتگرال دیفرانسیل غیر خطی زیر را در نظر می گیریم. در صورتی که توابع معلوم a(t)و k(t,s,x(t)) و f(t,x(t)) توابعی ف...
S. M. Ulam’s contributions to biology are surveyed. The survey covers cellular automata theory, population biology, Fermi-Pasta-Ulam results, pattern recognition, and sequence similarity.
Many Archaea possess protein surface layers (S-layers) as the sole cell wall component. S-layers must therefore integrate the basic functions of mechanical and osmotic cell stabilisation. While the necessity is intuitively clear, the mechanism of structural osmoprotection by S-layers has not been elucidated yet. The theoretical analysis of a model S-layer-membrane assembly, derived from the typ...
This article proposes a hypothetical model for determining rate of diffusion of an innovation in a system. The model modifies Everett Rogers’ S-curve using an index created from Gartner’s hype cycle phases. Rogers’ model for technology innovation adoption demonstrates that cumulative technology diffusion in a system from zero through the late majority adopters’ phase forms a curve resembling th...
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