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 8 of 8 for “"nanoelectromechanical systems (NEMS)"”.
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DIMENSIONALITY REDUCTION OF 2D MATERIALS: NANODEVICES AND IN-SITU NANOMECHANICAL ANALYSIS
… nanoscrolls can be used as active materials in nanoelectromechanical systems (NEMS) to produce devices with increased sensitivity at the atomic level.
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Characterization of Mechanical Properties at the Micro/Nano Scale: Stiction Failure of MEMS, High-Frequency Michelson Interferometry and Carbon NanoFibers
… can leads to adhesion in MicroElectroMechanical Systems (MEMS) and NanoElectroMechanical Systems (NEMS) - a.k.a. stiction-failure. The adhesive forces between MEMS devices leading to stiction failure are characterized in this dissertation analytically and experimentally. Specifically, the …
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Reducing Subthreshold Leakage Power Through Hybrid MOSFET-NEMS Power Gating
… 60-80% of power. A different type of switch, a Nanoelectromechanical Systems (NEMS) switch, presents an air gap between the source and drain while in the off state, eliminating subthreshold leakage current. The NEMS switch is slower to operate and only has a finite number of switching before …
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A Particle-Based Multi-Scale Simulation Procedure within the Material Point Method Framework
Recent studies of nano energetic composites and nanoelectromechanical systems (NEMS) have underscored the need for an effective multiscale procedure for simulating the responses of discrete nano and sub-micron structures and assemblies to various extreme loading conditions. In this dissertation, a …
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Size-dependent Electroelastic Properties of Piezoelectric Nanoplates
… actuators, resonators and energy harvesters in nanoelectromechanical systems (NEMS) due to their high electromechanical coupling and unique features at the nano-scale. Piezoelectric nanomaterials have been characterized to possess size-dependent electromechanical coupling properties from both …
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Graphene NanoElectroMechanical Resonators and Oscillators
… graphene is the ideal building block for NanoElectroMechanical Systems (NEMS). In the first parts of the thesis, I will discuss the fabrications and measurements of typical graphene NEMS resonators, including doubly clamped and fully clamped graphene mechanical resonators. I have developed …
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Modeling of mechanical energy dissipation of low-dimensional resonators
Nanoelectromechanical systems (NEMS) made from low-dimensional materials based on carbon, transition metal dichalcogenides, and their combinations have opened up new possibilities in high-precision sensing, signal processing, and studies of fundamental physical phenomena. In the heart of the NEMS …
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Increased Control over Gold Colloid Adsorption on Substrates for Colloid Displacement Lithography
Colloid displacement lithography is proving to be very effective in the designing of nanometer scale electronic devices. Precise control of the structure of matter at the nanometer scale has brought a revolutionary change in science and technology. The use of these nanometer scale devices ranges …