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 29 for “"large format"”.
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Accelerating Adoption of Large-Format Additive Manufacturing in Aerospace Tooling
… manufacturing technology by purchasing a Large Scale Additive Manufacturing Machine (LSAM) from Thermwood Corporation. The LSAM serves a novel purpose in Ascent’s product portfolio by allowing it to fill customer needs for tools with a quicker turn time and/or lower cost without the strict …
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National Ocean Service stellar calibration procedure for the large format camera
The Large Format Camera is a high resolution wide-angle mapping camera. It will be carried into orbit as a payload in the Shuttle Orbiter vehicle's cargo bay. A mapping camera must be calibrated to determine precise values for its elements of interior orientation. The Large Format Camera was …
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Enhancing the Capabilities of Large-Format Additive Manufacturing Through Robotic Deposition and Novel Processes
… research work is to enhance the capabilities of large-format, polymer material extrusion, additive manufacturing (AM) systems. Specifically, the aims of this research are to (1) Construct, and develop a robust workflow for, a large-format, robotic, AM system; (2) Develop an algorithm for …
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Implementing Large Format Additive Manufacturing in Aerospace Tooling via Process Integration and Finite Element Analysis of Print Performance
… Manufacturing (AM)—and, more specifically, Large Format Additive Manufacturing (LFAM)—stands to provide Ascent a significant competitive advantage by reducing lead time, cutting costs, and enabling the rapid production of novel tooling solutions. This project explores the integration of the …
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Design and use of a large-format CCD instrument for the identification and study of distant galaxy clusters
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Physics, 1989.
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High-throughput platforms for investigating bioadhesion and cell migration
… from poly(N-isopropyl acrylamide) brushes. Large format polymer gradients were used to screen grafting densities and substrate chemistries that alter both cell adhesion and rapid, reversible release by switching temperature. The study demonstrated the interplay between protein adsorption …
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BiDi screen : depth and lighting aware interaction and display
… interfering with display functionality. A large-format image sensor is placed slightly behind the liquid crystal layer. By alternatly switching the liquid crystal between a display mode showing traditional graphics and a capture mode in which the backlight is disabled and a pinhole array or …
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Design of an Automated, High-Throughput Optical Characterization Tool for Photovoltaics
… documents the development of an automated, large-format characterization tool capable of performing multiple optical measurements simultaneously in order to address existing PV characterization inefficiencies. The resulting prototype demonstrates potential to serve as a high-throughput …
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COOLING THEORY FOR THERMOPLASTIC MATERIALS USED IN SCREW EXTRUSION ADDITIVE MANUFACTURING
Large format 3D printing of thermoplastic polymers is a fast growing technology for industrial tools manufacturing and enables the production of meters long workpiece in a fraction of time, material and cost than conventional subtractive solutions. Due to the scale and timing imposed by the …
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Demonstration of Wallace Astrophysical Observatory's 24-inch telescope upgrade
… with a resolution of 1 arcsecond, and a large-format commercial CCD detector was installed. The optical configuration gave a pixel scale of 0.55 arcseconds/pixel, covering a field of 0.220 across the diagonal of the detector. As a demonstration of the upgraded system, photometric and …
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Exegesis.
… November 2, 2007. The exhibition consists of 19 large format color photographs representing and edited from a body of work that visually negotiates the photographer's home in East Tennessee.</p><p>The formulation of a web of influence is explored with a focus on artists who continue to pertain to …
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Estimation of Intrinsic Gravity Wave Parameters From Multiple, Ground-Based Observations of a Single Mesopheric Airglow Emission
… which, from the ground, can be imaged using large-format CCD cameras retrofitted with spectroscopic optics. By observing the emission perturbations from different vantage points, information can be inferred about the vertical wave structure using tomographic and parameter estimation …
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An integrated circuit for feedback control & compensation of an organic LED display
… (OLEDs) have the potential to be used to build large-format, thin, flexible displays. Currently, the primary drawback to their usage lies in the difficulty of producing OLEDs which emit light at a constant and predictable brightness over their lifetime. A solution has been proposed which uses …
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CNC router modernization
A large-format CNC router has been stored in the Pappalardo Laboratory wood shop for several years in an unusable state. A need assessment determined that it would be cost effective to bring the router online for use in the mechanical engineering curriculum. The router was cleaned and inspected; it …
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Noise, artifact and the uncanny in large scale digital photographic practice.
… products of many new technologies delivering information via a new media, do I often experience a feeling of disquiet or estrangement? I use the example of laser-photographic printing to explore the issue through a program of practice-based research. The outcome of this line of enquiry includes …
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Antennas for Terahertz Applications: Focal Plane Arrays and On-chip Non-contact Measurement Probes
… most materials and can provide unique spectral information in the 0.1-10 THz band with high resolution. In contrast, other imaging modalities, like infrared (IR), suffer from low penetration depths and are thus not attractive for non-destructive evaluation. However, state-of-the-art THz imaging …
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Mass Spectrometric Analysis of Cytoplasmic Ribosomal Proteins in Drug Resistant and Drug Susceptible Human Cell Lines
… decreasing the protein loading amount and using large format gels for the second dimension. Forty-nine ribosomal proteins were identified in the drug susceptible cell line. Two novel protein isoforms of the proteins RPS3 and one novel isoform of RPS10 were identified in the drug resistant cell …
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A grammar of sentiment thinking about sentimental jewellery towards making new art about love and loss.
… of the amatory locket; and Widows Weeds, a large format photographic installation, which considers the materiality and lineage of mourning cloth. Collectively, they explore the typology of the sentimental artefact through development of text/image vocabularies that are conceived as providing …
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ImMApp: An Immersive Database of Sound Art
… (1972) and applies this to pre-existing information resources dealing with sound art. Firstly an analysis of print-based discourses (Sound by Artists. Lander and Lexier (1990), Noise, Water, Meat. Kahn (2001) and Background Noise: Perspectives on Sound Art. LaBelle (2006» is carried out …
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