Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 37 for “"Micro Electromechanical Systems"”.
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Printed electronics and micro-electromechanical systems
Current electronics and micro-electromechanical systems (MEMS) manufacture is optimized for the production of very high-volume parts on a limited range of substrates. These processes are long, consume large amounts of resources, and require expensive machines and facilities, but yield excellent …
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Stochastic Modeling of Micro-Electromechanical Systems (Mems)
In the final part, a data-driven stochastic collocation approach is presented, which seeks to characterize uncertain input parameters based on available experimental information. This approach models the uncertain parameters as independent random variables, for which the distributions are estimated …
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Strategic outsourcing of micro-electromechanical systems (MEMS)
ABB Automation is starting to experiment with Micro-electrical Mechanical Systems (MEMS) as an enabling technology for their products. If ABB's implementation of MEMS is found successful, it will be able to create breakthrough products and services that will revolutionize the market in ABB's …
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Integrated optical switching using titanium nitride micro electromechanical systems
… in optical integrated circuits (OICs) based on micro electromechanical systems (MEMS). The device consists of a ring resonator add-drop filter and a conductive MEMS bridge which is actuated by electrostatic force. Introducing conductive material into the electromagnetic evanescent field of the …
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A remotely automated microscope for characterizing micro electromechanical systems (MEMS)
Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 2001.
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Performance measurements of MEMS analysis system
Designers and manufacturers of Micro Electromechanical Systems need accurate instruments to examine the mechanical properties of the devices they fabricate. The research presented in this thesis evaluate's the motion detection capabilities of a MEMS Analysis System. The thesis describes two motion …
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Laser direct-write fabrication of MEMS
Micro-electromechanical systems (MEMS) have many applications in healthcare, consumer electronics, and automobile industry. Unfortunately, the development of novel MEMS is significantly hindered by the limitations of the state-of-the-art MEMS microfabrication processes such as high cost of …
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The applications for 3d inverse opal microstructures
Three-dimensional micro structures have been great interest to many scientists due to their useful properties. In this thesis, I show some examples of these 3-D micro structures applications, and in particular 3-D inverse opal micro structures made using spherical colloidal nanoparticles as …
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Modeling and algorithms for optimizing beam steering optical crossconnects
One of the most significant applications of Micro-Electromechanical Systems (MEMS) technology in optical communications today is in building large non-blocking optical crossconnects based on arrays of tiltable micro-mirrors. The complexity for these crossconnects to make all possible connections …
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Novel multiphase chemical reaction systems enabled by microfabrication technology
Advances in MEMS (micro-electromechanical systems) have enabled some of the "Lab-on-a-Chip" technologies and microfluidics that are pervasive in many of the current developments in analytical chemistry and molecular biology. Coinciding with this effort in micro-analytics has been research in …
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Computational electromagnetics for microstrip and MEMS structures
… will be introduced for the analysis of general microstrip structures. It is based on a newly developed matrix-friendly dyadic Green's function for layered media (DGLM), which is represented in terms of only two Sommerfeld integrals and is suitable for developing fast algorithms. The path …
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ALUMINUM SCANDIUM NITRIDE (AlScN) FILMS FOR MICROELECTROMECHANICAL SYSTEMS (MEMS)
… films and resonator devices for applications in Micro- electromechanical systems (MEMs) especially in Fifth Generation (5G) cellular technology. Various internal stress arise during the process for developing AlScN films. Abnormal Ori- ented Grains (AOGs) are undesired grains that grow in the off …
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System analysis and design of a low-cost micromechanical seeker system
Precision guided targeting systems have been in use by the U.S. military for the last half-century. The desire for high targeting accuracies while maintaining minimal collateral damage has driven the implementation of guidance systems on a myriad of different platforms. Current seeker systems using …
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Fabrication and assembly of micron-scale ceramic components
The micron-scale manufacturing industry has grown to hundreds of billions of dollars since the advent of the transistor in 1947. Increasing demands for integration of surface mount components, greater use of portable electronic devices, and miniaturized medical diagnostic devices have given rise to …
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Precision hot-melt freeform 3D printing for monolithic multilayer microfluidics
… chemical synthesis, and cell culture models onto microfluidic chips is an intensive area of research. Despite the diversity of these applications, the vast majority of microfluidic devices are fabricated from polydimethylsiloxane (PDMS) using the same lithography methods described in 1998. …
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A study on computational electromagnetics problems with applications to casimir force calculations
… force of recent interest due to up and coming micro-electromechanical systems (MEMS) devices. The Casimir force becomes relevant in the behavior of MEMS devices and efficient calculation of the forces would be desirable to aid in their design. Recent methods have been developed that incorporate …
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Simulation and testing of wavefront reconstruction algorithms for the deformable mirror (DeMi) cubesat
… complex to implement. New technologies such as Micro-electromechanical Systems (MEMS) DMs can potentially alleviate these problems. MEMS DMs also have applications in high-energy lasers, optical communications, and imaging systems. However, MEMS DMs have not been sufficiently tested in an …
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Towards Active Monitoring of The Micro Transfer Printing Process
Current microelectronics and micro-electromechanical systems (MEMS) fabrication techniques are optimized for the production of very large volume of parts on a limited range of substrates. These processes have been designed to produce excellent results but still consume large amounts of time and …
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Characterization and mechanical properties of solar grade silicon in granular and nanopowder form
… used for solar cell applications, structures in micro-electromechanical systems, and production of single crystal Si. One of the relatively new methods for producing large quantities of polysilicon is fluidized bed reactor (FBR), where two main morphologies are produced, granular solid (1-3 mm) …
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