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 75 for “"CMOS Compatible"”.
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A CMOS-compatible compact display
… Microdisplays consisting of a silicon CMOS backplane integrated with light generating or modifying devices, are being developed for direct-view and projection applications. A microdisplay architecture using silicon light emitters and image intensification suitable for a micro-projector …
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Strain-engineered CMOS-compatible Ge photodetectors
The development of CMOS-compatible photodetectors capable of operating throughout the entire telecommunications wavelength spectrum will aid in the integration of photodetectors with Si microelectronics, thus offering a low cost platform for high performance photoreceivers. This thesis demonstrates …
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Fabrication and simulation of CMOS-compatible photodiodes
CMOS-compatible photodiodes are becoming increasinging important devices to study because of their application in combined electronic-photonic systems. They are already used as inexpensive optical transceivers in fiber optic telecommunications systems and they have the potential to be integrated in …
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Fully Integrated CMOS-compatible mode-locked lasers
… demonstrated in this work, fabricated using a CMOS-compatible process. The lasers have no o-chip elements other than the pump laser, which could be easily co-packaged. 1900nm and 1550nm lasers are designed, fabricated and characterized. For 1900nm central wavelength lasers, several dierent …
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Design of a CMOS compatible, athermal, optical waveguide
This paper explores a possible design for a CMOS compatible, athermal, optical waveguide. The design explored is a slot waveguide with light guided in the low index material. A design paradigm is proposed which shows the relationship between cross-sectional parameters and their impact on both the …
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Towards broadly-tunable CMOS-compatible silicon light sources in the near-infrared
… temperatures or fabrication steps that are not compatible with conventional ULSI processes. In this thesis, we experimentally demonstrate the generation of tunable radiation in the near-infrared (800 to 1600 nm) from a simple periodic silicon grating. The light emission is generated by …
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Development of monolithic CMOS-compatible visible light emitting diode arrays on silicon
… synergies associated with integrating Si-based CMOS ICs and III-V-material-based light-emitting devices are very exciting and such integration has been an active area of research and development for quite some time now. SiGe virtual substrate technology presents one way to integrate these …
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Ultrasensitive CMOS-compatible lab-on-a-chip integrated photonic sensors with wideband operation
… complementary metal-oxide-semiconductor (CMOS) fabrication processes. Most importantly, SiC shows biocompatibility for enabling implantable devices. In order to achieve the goal of realizing the essential sensor building block, two high-quality-factor (high-Q) Si3N4 spiral-based …
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Linear Mode CMOS Compatible p-n Junction Avalanche Photodiode for Smart-lighting Applications
… a novel complementary-metal—oxide—semiconductor (CMOS) compatible, cost-effective detector array and readout circuit (ROIC) that incorporates integrated waveguide detectors and avalanche photodiodes (APDs). This thesis focuses on the APD design and fabrication component of the sensing capability …
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CMOS-Compatible Wafer-Scale Synthesis and Rapid Characterization of Two-Dimensional Transition Metal Dichalcogenides
… industrial semiconductor manufacturing demands CMOS-compatible, wafer-scale growth and conventional CVD methods often exceed thermal budgets and introduce contaminants, while achieving uniform, defect-free monolayers remain difficult. This thesis presents in-depth discussion on low-temperature …
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Protonic All-Solid-State Electrochemical Device as an Artificial Synapse for CMOS-Compatible Neuromorphic Computing
… to develop a highly energy efficient and CMOS-compatible protonic electrochemical artificial synapse employing the nanoporous gadolinium (Gd)-doped ceria (Gd:CeO₂) as an inorganic solid proton electrolyte. The Gd:CeO₂ was carefully chosen based on the consideration of its high proton …
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Fabrication and characterization of advanced ALGaN/GaN high-electron-mobility transistors
… and complementary metal-oxide-semiconductor (CMOS) compatible gold-free process, were developed to enhance the electrical characteristics of AlGaN/GaN metal-oxide-semiconductor high-electron-mobility transistors (MOS-HEMTs). Chapter 2 reports the development of in situ vacuum anneal and SiH4 …
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Device Stack Optimization for Protonic Non-Volatile Programmable Resistors
… a symmetric WO₃-PSG-WO₃ structure in a CMOS-compatible process, with the help of circular transfer length model (CTLM), which efficiently examines the resistance properties of WO₃. We have explored: (a) device protonation as part of the fabrication process, (b) encapsulation preventing …
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Integrated erbium lasers in silicon photonics
… Using a novel wavelength-insensitive design, a CMOS compatible waveguide structure is proposed to achieve high confinement factor and intensity overlap for both the pump (980 nm) and signal (1550 nm) wavelengths. Laser operation in the C- and L- bands of the erbium gain spectrum is obtained with …
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Optical signal generation, stabilization, and manipulation in broadband silicon photonics
… in integrated photonics. In this thesis, using CMOS fabrication capabilities, and a single layer back-end deposition process, CMOS-compatible lasers are developed using aluminum oxide as the host medium. First, a low temperature deposition process is detailed, and erbium-based lasers are …
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Integrated infrared sensor platform
… The purpose of this work is to build a Si CMOS compatible integrated mid-infrared (MIR) platform for sensing. In this work, we evaluated the three major components (materials and devices) comprising an integrated mid-infrared (MIR) sensing platform: the light source, the waveguide sensor …
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Measurements of electric field noise and light-induced charging in cryogenic surface electrode ion traps
… it is undesirable due its incompatibility with CMOS technology. This has led to increased research into alternative CMOS-compatible materials, such as aluminum and copper. This thesis presents measurements of electric field noise and light-induced charging in aluminum, copper, and gold surface …
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Integrated optical phased arrays for three-dimensional display applications
… with complementary metal-oxide-semiconductor (CMOS) fabrication processes has facilitated a surge in the development of silicon-based integrated optical phased arrays (OPAs) for light detection and ranging (LiDAR) and free-space communications. However, silicon is limited to operating at …
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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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