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 52 for “"Silicon on Insulator (SOI)"”.
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Extreme-submicrometer silicon-on-insulator (SOI) MOSFETs
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1994.
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Design, process, and reliability considerations in silicon-on-insulator (SOI) MOSFETs
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1998.
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One-dimensional photonic crystal / photonic wire cavities based on silicon-on-insulator (SOI)
… optical processing for many telecommunications applications, as well as other applications of high performance optoelectronics. The combination of one-dimensional photonic crystal structures (PhC) and narrow photonic wire (PhW) waveguides in high refractive-index contrast materials such as …
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Characterization of Dopant Diffusion in Bulk and lower dimensional Silicon Structures
The semiconductor industry scaling has mainly been driven by Moore's law, which states that the number of transistors on a single chip should double every year and a half to two years. Beyond 2011, when the channel length of the Metal Oxide Field effect transistor (MOSFET) approaches 16 nm, the …
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Novel polarization-diversity devices on a silicon-on-insulator platform.
Silicon photonics built on a silicon-on-insulator (SOI) platform has received much attention in recent years due to its compatibility with complementary metal-oxide-semiconductor (CMOS) technology, which makes the mass production of photonics devices cost-effective. The intrinsic high-index …
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Operation of silicon-germanium heterojunction bipolar transistors on silicon-on-insulator in extreme environments
Recently, several SiGe HBT devices fabricated on CMOS-compatible silicon on insulator (SOI) substrates (SiGe HBTs-on-SOI) have been demonstrated, combining the well-known SiGe HBT performance with the advantages of SOI substrates. These new devices are especially interesting in the context of …
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An investigation of optical properties in active and passive nanophotonic devices
This thesis describes the simulation and experiment work of nanostructure design for active and passive nanophotonics devices. <br/><br/>The active device part focuses on organic light-emitting diodes (OLEDs), widely used new-generation display devices. The attention is concentrated on improving …
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Transport in thin-body MOSFETs fabricated in strained Si and strained Si/SiGe heterostructures on insulator
The combination of channel mobility enhancement techniques such as strain engineering, with non-classical MOS device architectures, such as ultra-thin body or multiple-gate structures, offers the promise of maximizing current drive while maintaining the electrostatic control required for aggressive …
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Design and fabrication of an RF power LDMOSFET on SOI
This thesis studied thin-film Silicon-on-Insulator (SOI) LDMOSFET technology for RF power amplifier applications. To conduct this study, two generations of SOI RF power devices for portable wireless systems were designed and fabricated. Bulk silicon LDMOSFETs were also made and used as a bench-mark …
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Asynchronous Circuit Stacking for Simplified Power Management
<p>As digital integrated circuits (ICs) continue to increase in complexity, new challenges arise for designers. Complex ICs are often designed by incorporating multiple power domains therefore requiring multiple voltage converters to produce the corresponding supply voltages. These converters not …
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Linear and non linear coupling effects in sequence of microresonators
… devices for signal routing in optical networks on chip. Several type of optical microresonators, both in a single and coupled configuration (CROW, SCISSOR), are discussed starting from the fundamental theory till dealing with novel configurations. The coupling between a Mach-Zehnder …
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Fabrication of a nanoporous membrane device for high heat flux evaporative cooling
… membrane for ultra-high heat flux dissipation from high performance integrated circuits. The biporous evaporation device utilizes thermally-connected, mechanically-supported, high capillarity membranes that maximize thin film evaporation and high permeability liquid supply channels that …
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Design of millimetre-wave input-reflectionless amplifiers in 45nm CMOS-SOI Technology
… design allows it to attain an input-reflectionless behavior at not only the passband but also the stopband. For proof-of-concept, three input-reflectionless amplifiers are designed and implemented using 45-nm silicon-on-insulator (SOI) CMOS technology. The first design is a single-stage …
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Design of a MEMS-based optical accelerometer with large measurable range and high sensitivity
… are broadly used in the area of vibration sensor. Their applications range from seismic disturbances, to automotive industry such as airbag systems, active suspension, and smart braking. Traditionally, the acceleration is detected electrically by measuring either capacitive variations or …
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A high-speed, low-power analog-to-digital converter in fully depleted silicon-on-insulator technology
This thesis demonstrates a one-volt, high-speed, ultra-low-power, six-bit flash analog-to-digital converter fabricated in a fully depleted silicon-on-insulator CMOS technology. Silicon-on-insulator CMOS technology provides a number of benefits for low-power low-voltage analog design. The full …
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A Novel Process for GeSi Thin Film Synthesis
… process of fabricating a strained layer GexSi1-x on insulator is demonstrated. Such strained heterostructures are useful in the fabrication of high-mobility transistors. This technique incorporates well-established silicon processing technology e.g., ion implantation and thermal oxidation. A …
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The Development and Packaging of a High-Density, Three-Phase, Silicon Carbide (SiC) Motor Drive
<p>Technology advances within the power electronics field are resulting in systems characterized by higher operating efficiencies, reduced footprint, minimal form factor, and decreasing mass. In particular, these attributes and characteristics are being inserted into numerous consumer applications, …
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Device integration for silicon microphotonic platforms
Silicon ULSI compatible, high index contrast waveguides and devices provide high density integration for optical networking and on-chip optical interconnects. Four such waveguide systems were fabricated and analyzed: crystalline silicon-on-insulator (SOI) strip, polycrystalline silicon (polySi) …
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The mechanism of thin film Si nanomachining using femtosecond laser pulses
Femtosecond (fs) laser ablation has been the subject of intense recent research. The pulse time ('width') is shorter than the electronic relaxation time, resulting in a decoupling of the period of laser illumination and the melting of the substrate. Since the laser does not directly heat the …
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Selective SiGe nanostructures
Selective epitaxial growth (SEG) of SiGe on patterned SiO2/Si substrates by ultra-high vacuum chemical vapor deposition (UHVCVD) shows promise for the fabrication of novel SiGe microelectronic structures. This work explores selective growth conditions in the SiH2Cl2/SiH4/GeH4/H2 system between …
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