Search Results - "Cleghorn, William L"

Stress-Based Finite Element Methods for Dynamics Analysis of Euler-Bernoulli Beams with Various Boundary Conditions by Gholampour, Majid, Abadi, Bahman Nouri Rahmat, Farid, Mehrdad, Cleghorn, William L.

“…Abstract In this research, two stress-based finite element methods including the curvature-based finite element method (CFE) and the curvature-derivative-based…”
Get full text

Priorities in lower limb prosthetic service delivery based on an international survey of prosthetists in low- and high-income countries by Wyss, Dominik, Lindsay, Sally, Cleghorn, William L, Andrysek, Jan

“…Background: Prosthetic services, including the provision of an appropriate prosthesis, are a crucial part of the rehabilitation process for individuals with…”
Get full text

Dynamic modeling of multi-flexible-link planar manipulators using curvature–based finite element method by Farid, Mehrdad, Cleghorn, William L

“…In conventional displacement-based finite element formulation, the nodal transverse deflections and slopes of a beam element are used to approximate its…”
Get full text

Dynamic Modeling and Experimental Validation of a 3-PRR Parallel Manipulator with Flexible Intermediate Links by Zhang, Xuping, Mills, James K, Cleghorn, William L

“…This paper presents the development of structural dynamic equations of motion for a 3-PRR parallel manipulator with three flexible intermediate links, based on…”
Get full text

Nonlinear vibration of micromachined asymmetric resonators by Hassanpour, Pezhman A., Esmailzadeh, Ebrahim, Cleghorn, William L., Mills, James K.

“…In this paper, the nonlinear dynamics of a beam-type resonant structure due to stretching of the beam is addressed. The resonant beam is excited by attached…”
Get full text

Experimental Implementation on Vibration Mode Control of a Moving 3-PRR Flexible Parallel Manipulator with Multiple PZT Transducers by Xuping Zhang, Mills, James K., Cleghorn, William L.

“…This paper presents the experimental implementation of active vibration control applied to a moving 3-PRR parallel manipulator with three flexible links. The…”
Get full text

Design, fabrication and analysis of micromachined high sensitivity and 0% cross-axis sensitivity capacitive accelerometers by Farahani, Hamed, Mills, James K., Cleghorn, William L.

“…This paper presents the design and fabrication of three MEMS based capacitive accelerometers. The first design illustrates the achievement of an accelerometer…”
Get full text

Automated 3-D Micrograsping Tasks Performed by Vision-Based Control by Lidai Wang, Lu Ren, Mills, James K, Cleghorn, William L

“…We present a fully automated micrograsping methodology that uses a micro-robot and a microgripper to automatically grasp a micropart in three-dimensional (3-D)…”
Get full text

Experimental Measurement of Resonance Frequencies of Asymmetric Micro-bridge Resonators by Hassanpour, Pezhman A., Cleghorn, William L., Esmailzadeh, Ebrahim, Mills, James K.

“…The experiment results on the resonance frequencies of micro-bridge resonators with attached electrostatic comb-drives are reported in this article. The…”
Get full text

Design and quantitative evaluation of a stance-phase controlled prosthetic knee joint for children by Andrysek, J., Naumann, S., Cleghorn, W.L.

“…The aims of this study were to demonstrate a theoretical basis for the design of a stance-phase controlled paediatric prosthetic knee joint, clinically test…”
Get full text

Design characteristics of pediatric prosthetic knees by Andrysek, J., Naumann, S., Cleghorn, W.L.

“…We examined whether pediatric prosthetic single-axis knees can theoretically provide the beneficial functional characteristics of polycentric knees and the…”
Get full text

Finite and impulsive motion of constrained mechanical systems via Jourdain's principle: discrete and hybrid parameter models by Kövecses, József, Cleghorn, William L.

“…The main purpose of this paper is to present a unified analytical dynamics framework for the analysis of finite and impulsive motion of mechanical systems…”
Get full text

Impulsive dynamics of a flexible arm: analytical and numerical solutions by Kövecses, József, Cleghorn, William L.

“…Impulsive motion of a flexible, beam-like arm is investigated in this paper. The arm is attached to an inertial system through a revolute joint. A modelling…”
Get full text

Trajectory tracking and vibration suppression of a 3-PRR parallel manipulator with flexible links by Zhang, Quan, Mills, James K., Cleghorn, William L., Jin, Jiamei, Zhao, Chunsheng

“…To achieve high speed, flexible planar parallel manipulators (PPM) are typically designed with lightweight linkages, but hence suffer from unwanted structural…”
Get full text

Automated dual-arm micromanipulation with path planning for micro-object handling by Chu, Henry K., Mills, James K., Cleghorn, William L.

“…Object handling has been a challenging operation at the microscale level. In order to manipulate these micro-objects within a confined workspace, it is…”
Get full text

Effects of joint dynamics on the dynamic manipulability of geared robot manipulators by Kövecses, József, Fenton, Robert G, Cleghorn, William L

“…Information obtained through the analysis of dynamic manipulability can be useful in the design and control of robotic manipulators. In this paper, we…”
Get full text

Micro-assembly of microelectromechanical components into 3-D MEMS by Dechev, Nikolai, Cleghorn, William L, Mills, James K

“…This work describes a proposed micro-assembly process for combining planar microcomponents, 60 to 200 mu m in size, into three-dimensional (3-D)…”
Get full text

Microassembly of 3-D microstructures using a compliant, passive microgripper by Dechev, N., Cleghorn, W.L., Mills, J.K.

“…This paper describes a novel microassembly system that can be used to construct out-of-plane three-dimensional (3-D) microstructures. The system makes use of a…”
Get full text

Dual-arm micromanipulation and handling of objects through visual images by Chu, H. K., Mills, J. K., Cleghorn, W. L.

“…Pick-and-place of micro-scale objects is essential for many microscopic tasks. For more sophisticated tasks, grasping and manipulating objects with two…”
Get full text

Vibration analysis of pre-stressed pressure sensors using finite element method by Han, Wanmin, Cleghorn, William L.

“…The dynamic properties of a pre-stressed string-plate sensor are studied using the finite element method. The string-plate sensor is made of a thin circular…”
Get full text