搜索结果: 1-15 共查到“力学 Nonlinear”相关记录44条 . 查询时间(0.175 秒)
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Nonlinear Stability of Shear Flows and Rotating Flows in Fluid Dynamics
流体动力学 剪切流 旋转流 非线性稳定性
2023/4/25
Hydrodynamic stability at high Reynolds number is a central topic in fluid mechanics. It is closely related to turbulence. Whereas the laminar velocity profile is linearly stable for all Reynolds numb...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Nonlinear structural stability and linear dynamic instability of transonic steady-states to a hydrodynamic model for semiconductors
跨音速稳态 非线性结构稳定性 线性动态不稳定性 半导体 流体动力学模型
2023/5/8
For unipolar hydrodynamic model of semiconductor device represented by Euler-Poisson equations, when the doping profile is supersonic, the existence of steady transonic shock solutions and C^\infty-sm...
第五届非线性力学新进展国际会议征文通知（Fifth International Conference on Recent Advances in Nonlinear Mechanics）
第五届 非线性力学 新进展 国际会议 征文通知
2021/4/30
The fifth International Conference on Recent Advances in Nonlinear Mechanics(RANM 2021) will be held in Hangzhou, China during October 22 – 25, 2021. The objective of RANM 2021 is to provide scientist...
12th International Conference on Multibody Systems, Nonlinear Dynamics, and Control (MSNDC)
Experimental Nonlinear Mechanics Computational Dynamics
2016/7/19
The International Conference on Multibody Systems, Nonlinear Dynamics, and Control (MSNDC) provides the premiere professional networking opportunity for researchers in the multibody systems and nonlin...
Bias Reduction for Dynamic Nonlinear Panel Models with Fixed Effects
Fixed Eff ects Dynamic Nonlinear Panel Models
2015/9/22
The fixed effects estimator of panel models can be severely biased because of well-known incidental parameter
problems. It is shown that this bias can be reduced as T grows with n. We con...
Subharmonic Resonance in the Nonlinear Mathieu Equation
Subharmonic Resonance Nonlinear Mathieu Equation
2015/8/27
Subharmonic Resonance in the Nonlinear Mathieu Equation.
Lecture Notes on Nonlinear Vibrations.
The Damped Nonlinear Quasiperiodic Mathieu Equation Near 2:2:1 Resonance
parametric excitation quasiperiodic resonance
2015/8/27
Byusingadoubleperturbationmethodwhichassumesthatbothε andμaresmall,we approximate analytical conditions for the existence and bifurcation of nonlinear quasiperiodic motions in the neighborhood of the ...
It is shown that a transformation of time can allow the periodic solution of a strongly nonlinear oscillator to be written as a simple cosine function. This enables the stability of strongly nonlinear...
Trigonometric simplification of a class of conservative nonlinear oscillators
Nonlinear normal modes Stability Trigonometrification
2015/8/27
Thispaperdealswithaclassofconservative nonlinear oscillators of the form ¨ x(t) + f (x(t)) = 0,where f (x) is analytic. A transformation of time fromt to a new time coordinate τ is defined such that p...
Two models for the parametric forcing of a nonlinear oscillator
Parametric excitation Resonance Chaos Elliptic averaging
2015/8/27
Instabilities associated with 2:1 and 4:1 res-onances of two models for the parametric forcing of a strictly nonlinear oscillator are analyzed. The first model involves a nonlinear Mathieu equation an...
2:1 Resonance in the delayed nonlinear Mathieu equation
Averaging Degenerate Hopf Delay Nonlinear Mathieu Parametric excitation
2015/8/27
We investigate the dynamics of a delayed nonlinear Mathieu equation:¨ x + (δ + εα cost)x + εγx 3 = εβx(t − T) in the neighborhood of δ = 1/4. Three different phe-nomena are combined in this syst...
Lecture Notes on Nonlinear Vibrations.
Nonlinear Models of Neural and Genetic Network Dynamics:Natural Transformations of Łukasiewicz Logic LM-Algebras in a Łukasiewicz-Topos as Representations of Neural Network Development and Neoplastic Transformations
neural network development morphogenesis neoplastic transformations LM-logic algebra categories
2015/7/21
A categorical and Łukasiewicz-Topos framework for Algebraic Logic models of nonlinear dynamics in complex functional systems such as Neural Networks, Cell Genome and Interactome Networks is intro...
Nonlinear Dynamics and Alternative Stable States in Shallow Coastal Systems
Shallow Coastal Systems Nonlinear Dynamics
2015/7/16
The dynamics of shallow-water coastal environments are controlled by external drivers—sea level rise, storms, and sediment and nutrient supplies—and by internal feedbacks. Interactions of biotic proce...