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Dynamic Stability of Electrostatic Torsional Actuators with van Der Waals Effect | |
Guo JG(郭建刚)![]() ![]() | |
Source Publication | International Journal of Solids and Structures
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2006 | |
Volume | 43Issue:3-4Pages:675–685 |
ISSN | 0020-7683 |
Abstract | electrostatic torsional nano-electro-mechanical systems (NEMS) actuators is analyzed in the paper. The dependence of the critical tilting angle and voltage is investigated on the sizes of structure with the consideration of vdW effects. The pull-in phenomenon without the electrostatic torque is studied, and a critical pull-in gap is derived. A dimensionless equation of motion is presented, and the qualitative analysis of it shows that the equilibrium points of the corresponding autonomous system include center points, stable focus points, and unstable saddle points. The Hopf bifurcation points and fork bifurcation points also exist in the system. The phase portraits connecting these equilibrium points exhibit periodic orbits, heteroclinic orbits, as well as homoclinic orbits. |
Subject Area | 力学 |
DOI | 10.1016/j.ijsolstr.2005.03.073 |
Indexed By | SCI |
Language | 英语 |
WOS ID | WOS:000234369600015 |
WOS Keyword | PULL-IN ; FORCE ; MEMS ; BEHAVIOR ; SWITCH ; MODEL |
WOS Research Area | Mechanics |
WOS Subject | Mechanics |
Citation statistics | |
Document Type | 期刊论文 |
Identifier | http://dspace.imech.ac.cn/handle/311007/17171 |
Collection | 力学所知识产出(1956-2008) |
Corresponding Author | Zhao, YP (reprint author), Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100080, Peoples R China. |
Recommended Citation GB/T 7714 | Guo JG,Zhao YP,Zhao, YP . Dynamic Stability of Electrostatic Torsional Actuators with van Der Waals Effect[J]. International Journal of Solids and Structures,2006,43,3-4,:675–685. |
APA | 郭建刚,赵亚溥,&Zhao, YP .(2006).Dynamic Stability of Electrostatic Torsional Actuators with van Der Waals Effect.International Journal of Solids and Structures,43(3-4),675–685. |
MLA | 郭建刚,et al."Dynamic Stability of Electrostatic Torsional Actuators with van Der Waals Effect".International Journal of Solids and Structures 43.3-4(2006):675–685. |
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