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Skip to Search Results- 1Amr Adel Balbola
- 1Benfield, David C.
- 1EL Gowini, Mohamed MT
- 1Gallagher, Else E
- 1Gharib, Hossam M.H.
- 1Hamaluik, Kenton D
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Spring 2014
Energy harvesting is an important developing field in Microelectromechanical Systems (MEMS) research. In this thesis, a fixed-fixed folded spring-based harvester is presented as an alternative mechanical element for beam-based piezoelectric harvesters to reduce its natural frequency for low...
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A Stochastic Finite Element Analysis Framework for the Multiple Physical Modeling of Filler Modified Polymers
DownloadSpring 2021
Hamidreza Ahmadimoghaddamseighalani
Polymers have various attractive properties (e.g., low volume mass density, low cost and excellent degradation resistance), and hence, they have become essential for a wide range of applications (e.g., aerospace, oil and gas and renewable energy industries). However, due to their limited...
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Fall 2012
Quantification of the loads applied in biomedical applications has the potential to increase patient safety during surgical procedures and to improve the knowledge of the mechanical behavior of biological tissues. To capture the complexity of loads in biological systems, the acquisition of 3D...
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Spring 2014
Nakashima-Paniagua, Benjamin T.
Innovative products based on micro and nanotechnologies (MNT) have made rapid improvements in terms of functionality, cost and performance. Several developments based on these technologies have already benefited society greatly. However, many applications and devices based on these systems are...
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An Investigation of Using n-Si Piezoresistive Behavior to Develop a Three-Dimensional Stress Sensing Rosette
DownloadFall 2013
This work involves the design, microfabrication, calibration, and testing of a new silicon-based piezoresistive rosette capable of extracting the three-dimensional (3D) stresses in the silicon upon deformation. A new 10-element piezoresistive rosette was devised to extract all stress components...
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Development of a MEMS 3D Stress Sensor Using Strain Engineering for Out of Plane Stress Applications
DownloadSpring 2020
This work aims to enhance the performance of a MEMS-based 3D piezoresistive sensor, which has the capability of extracting the six temperature-compensated stress components. That sensor is made of an n-type piezoresistive element that has low pressure/out-of-plane piezoresistive (PR) coefficient,...
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Fabrication, modeling and experimental study of bending deformation of micro-ferrogel fibers in a non-uniform magnetic field
DownloadFall 2009
Hydrogel smart polymers have achieved a great attention in the research area of drug delivery, MEMS/NEMS, microfluidics and sensor design because of their responsiveness to various environmental stimuli- pH, temperature, light, electric field, enzyme etc. This thesis presents the modeling,...
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Numerical Characterization of Ultrasound Elastography for the Early Detection of Deep Tissue Injuries
DownloadFall 2014
Deep tissue injuries - casually termed "bedsores" or "pressure ulcers" - are a type of wound often suffered as secondary injuries in persons with reduced mobility such as those with spinal cord injuries, the elderly, and people with multiple sclerosis. Deep tissue injuries form when excess...
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The Further Development of Fringe Electric Field Theory for the Design of a Vertical Comb Drive to be used as a Force-Compensation Mechanism in an Interfacial Force Microscope
DownloadSpring 2015
The overall objective of the research presented here is to begin the design of a comb drive that is to be used as a force-compensation mechanism in an interfacial force microscope. More specifically, the objective of this research is to choose the type of comb drive that has the most potential...
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Theoretical and Experimental Investigation on the Use of Surface Acoustic Wave Sensors for Evaluating the Adhesion of SU-8 Thin Films
DownloadFall 2015
This research investigates the use of a SU-8/AlN/Si SAW sensor for evaluating the adhesion of SU-8 thin films. A theoretical model is developed to plot the wave dispersion profile for the SU-8/AlN/Si configuration. A spring interface model is utilized to represent the SU-8/AlN interface using a...