نتایج جستجو برای: equation of motion

تعداد نتایج: 21204458  

Journal: :Journal of Mathematical Analysis and Applications 1986

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان خراسان رضوی - دانشکده علوم انسانی و مدیریت 1389

هدف اصلی ما در این پایان نامه، مطالعه عملگردهای مثبت و نگاشت های حالت روی * – جبرهای باناخ و –c* جبرها می باشد. در وهله بعدی *- ایزومورفیسم های بین –c* جبرهای یکدار را مورد مطالعه قرای می دهیم . علاوه بر موارد فوق، پایداری –j* مشتقها روی –j* جبرها را به عنوان کاربردی از قضیه نقطه ثابت تعمیم یافته مورد مطالعه قرار می دهیم و نهایتا با پیدا کردن حل عمومی برای معادله تابعی ترکیبی چهارتایی جمعی، درج...

2014

In the following, we shall present a detailed account of our analytical calculation of the total mean force exerted on the center of mass of the colloidal monolayer in the harmonic approximation. For the convenience of those readers that are not anxious to delve into all the details of these derivations, we provide the following quick summary. For large stiffness of the colloidal layer, i.e., l...

A. Ghorbanpour-Arani, M. sh. Zarei

Surface and small scale effects on free transverse vibration of a single-walled carbon nanotube (SWCNT) fitted with Y-junction at downstream end conveying viscose fluid is investigated in this article based on Euler-Bernoulli beam (EBB) model. Nonlocal elasticity theory is employed to consider small scale effects due to its simplicity and efficiency. The energy method and Hamilton’s principle a...

B Mohammadi-Alasti, G Rezazadeh M Abbasgholipour

In this paper, dynamic behavior of a functionally graded cantilever micro-beam and its pull-in instability, subjected to simultaneous effects of a thermal moment and nonlinear electrostatic pressure, has been studied. It has been assumed that the top surface is made of pure metal and the bottom surface from a metal–ceramic mixture. The ceramic constituent percent of the bottom surface ranges fr...

2005
M. Emery

| Tsirelson's stochastic di erential equation is called \celebrated and mysterious" by Rogers and Williams bd16ce. This note aims at making it a little more celebrated and a little less mysterious. Using a deterministic time-change, we translate the study of Tsirelson's equation into the study of \eternal" Brownian motion on the circle. This allows us to show that the ltration generated by any ...

F. Hosseinibalam O. Ghaffarpasand S. Hassanzadeh

Langevin equation for a nano-particle suspended in a laminar fluid flow was analytically studied. The Brownian motion generated from molecular bombardment was taken as a Wiener stochastic process and approximated by a Gaussian white noise. Euler-Maruyama method was used to solve the Langevin equation numerically. The accuracy of Brownian simulation was checked by performing a series of simulati...

R Kumar, T Kansal

The present paper is aimed to study an exact analysis of the free vibrations of a simply supported, homogeneous, transversely isotropic, cylindrical panel based on three-dimensional generalized theories of thermoelastic diffusion. After applying the displacement potential functions in the basic governing equations of generalized thermoelastic diffusion, it is noticed that a purely transverse mo...

Journal: :journal of computational applied mechanics 0
kia dastani univ of tehran mahdi moghimi zand univ of tehran

in the current study the effect of casimir force and squeezed film damping on the pull-in instability and dynamic behavior of electrostatically actuated nano and micro electromechanical systems is investigated separately. linear elastic membrane theory is used to model the static and dynamic behavior of system for strip, annular and disk geometries. squeezed film damping effect is modeled using...

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