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 35 for “"compact design"”.
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Inverse Compton Light Source: A Compact Design Proposal
… there has been an increasing demand for a compact Inverse Compton Light Source (ICLS) which is capable of producing high-quality X-rays by colliding an electron beam and a high-quality laser. It is only in recent years when both SRF and laser technology have advanced enough that compact …
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Synergistic diffuser/heat-exchanger design
… of synergistic diffusing heat-exchanger design is presented. Motivation for this development is based on current diffuser and heat-exchange technologies in cogeneration plants, which require a large geometric footprint to generate steam using gas-turbine exhaust. A compact design is …
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Development and calibration of NuLat, A new type of neutrino detector
… Lattice (ROL). It should be able to offer a compact design of an effective detector with good mobility. It can be extremely useful in the short baseline reactor neutrino oscillation detection community to resolve several confusing issues. In this thesis, we present the calibration results we …
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Hardware Accelerator Generation Framework for Cryptographic Primitives
… enabling the rapid prototyping and evaluation of designs, leading to its prominent use in developing dedicated hardware accelerators. However, directly synthesizing the straight-line C implementations of cryptographic primitives can lead to large hardware designs with excessive resource usage or …
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A Compact RF/Photonic Antenna using a Quantum Dot Mode Locked Laser as a Source
… presented here is focused on achieving an active compact RF/Photonic antenna module based on a broadband antenna design integrated with a quantum dot mode-locked laser (QDMLL). A two-section QDMLL is used to produce pulsed microwaves signals to feed the radiating antenna. To realize the microwave …
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Sequential optimization through adaptive design of experiments
… adaptive experiments. For the case of discrete design space, I propose an adaptive One-Factor-at-A-Time (OFAT) experimental design, study its properties and compare its performance to saturated fractional factorial designs. The rationale for adopting the adaptive OFAT design scheme become clear …
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Portable Tungsten Coil Atomic Emission and Atomic Fluorescence Spectrometry
… from cooling systems. A new, portable, compact design is reported here. The tungsten coil is extracted from a 24 V, 250 W commercial projector light bulb. The coil is housed in a small, aluminum cell. The emission signal exits from a small aperture in the cell, while the bulk of the …
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Microwave Hydration Monitoring Using Wearable Antennas
… issues. This study explores wearable antennas designed for microwave-based localized tissue assessment at the extremities to detect hydration changes. A conformal printed monopole antenna, operating over a wide frequency range, is developed on denim fabric, and its performance is analyzed both …
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A Distributed Active Vibration Absorber (DAVA) for Active-Passive Vibration and Sound Radiation Control
… distributed absorber. Prototypes have been designed and their potential investigated. The device subsequently developed can be described as a skin that can be mechanically and electrically tuned to reduce unwanted vibration and/or sound. It is constructed from the piezoelectric material …
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Design and Implementation of a Novel Single-Phase Switched Reluctance Motor Drive System
… component, minimum cost analog converter are designed and implemented. The entire system is simulated and evaluated on its advantages and disadvantages. Simple testing without load is performed. This system has a large number of possibilities for development. Due to its lightweight, compact …
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Microfabrication and characterization of a new box-shaped high frequency (7.5 MHz) low aperture 2D phased ultrasound transducer array
… best of knowledge, this is the first endeavor to design and microfabricate a 7.5 MHz transducer array, based on commercial PZT-5H polycrystalline materials, as tiny as 70x70 µm per transducer with a pitch of 102 µm to maintain an inter-element separation below 50% of the lambda. The study employs …
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Sustainable Urbanism : an examination of environmentally responsible neighborhood developments in Europe and lessons for sustainable urban planning
… environmental sustainability discourse in urban design and planning. The vision of sustainable urbanism includes calls for limitations to urban growth, protection of sensitive areas, compact design, clean forms of transportation, low impact building construction, use of renewable resources, and …
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Ultra wideband antenna for microwave imaging using modified fractal structure
… Moreover, there are more challenges in designing a UWB antenna than a narrow band antenna. A suitable UWB antenna should be capable of operating over an ultra wide bandwidth as allocated by the FCC. In addition, satisfactory radiation properties over the whole frequency range are …
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Development of a Compact Diamond NV- Magnetometer
… temperature. This thesis aims to present the design, development, and analysis of a novel compact NV− magnetometer with a focus on enhancing portability without compromising performance. Motivated by applications in geophysics, biomedical imaging, and materials characterization, this work …
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Scalable design of high-performance on-chip Terahertz source and imager
In this thesis, two chip designs using the scalable array architecture are introduced. Firstly, we introduce a scalable architecture of coherent harmonic oscillator array for high-power and collimated radiation beam at mid-THz band. The array is 2D-coupled, and each element achieves these …
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Inlet metering pump analysis and experimental evaluation with application for flow control
… and accounts for significant cost in the pump design. Fixed displacement pumps have lower cost and a more compact design but suffer from significant energy consumption disadvantage due to the need for flow and pressure control by throttling flow and bypassing unused flow to pressures below the …
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Analysis And Design Of A Modular Solar-fed Fault-tolerant Power System With Maximum Power Point Tracking
… Moreover, they require a light and compact design of their power system. These constraints make the optimization of power harvest from solar arrays a critical task. Florida Power Electronics Center (FPEC) at UCF set to develop a modular fault-tolerant power system architecture for …
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Electric birefringence studies of biopolymer systems
… are considered. Last, but not least, the design of an advanced and high sensitivity apparatus for the measurement of electric birefringence is reported. Unusually, the system adopts a vertical mode and the novel Kerr Cell design incorporated dispenses. with end windows. The use of this new …
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Belęšė holografijos sistema žadinimo zondavimo eksperimentuose /
… of a lensless digital holography system designed for pump-probe experiments. By removing the lens from the imaging system, we achieved a compact and versatile setup. The developed system not only demonstrated high spatial resolution (8 𝜇m) and reduced phase noise but also proved effective …
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Micro-led based optoelectronic tweezers
… In this thesis, the use of micro-LEDs as a compact illumination source in optoelectronic tweezers systems is explored. The emerging technique of optoelectronic tweezers uses light patterns to generate electric field gradients to trap and manipulate single cells. Micro-LEDs offer an …
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