Search results
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Title
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ENHANCED THERMALLY MANAGED PACKAGING OF III-NITRIDE LIGHT EMITTERS
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Author
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Kudsieh, Nicolas
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Date Created
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2014
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Subjects--Topical
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Physics
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Description
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In this Dissertation our work on `enhanced thermally managed packaging of high power semiconductor light sources for solid state lighting (SSL)' is presented. The motivation of this research and development is to design thermally high stable cost-...
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Title
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Effects of Edge Roughness on Optical Scattering from Periodic Microstructures
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Author
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Bergner, Brent
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Date Created
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2009
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Subjects--Topical
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Optics, Nanotechnology
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Description
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Planar photonic crystals and other microstructured surfaces have important applications in a number of emerging technologies. However, these structures can be difficult to fabricate in a consistent manner. Rapid, precise measurements of critical p...
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Title
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Infrared Photocurrent Spectroscopy Of Deep Levels In Mg-Doped GaN And AlxGa1-xN
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Author
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Batoni, Paolo
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Date Created
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2009
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Subjects--Topical
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Electrical engineering
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Description
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Recently, there is an increasing demand for III-nitride semiconductor based optoelectronic devices, and especially for ultraviolet (UV) and Deep UV sources and sensors; however, the development and the performance of such devices is fundamentally ...
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Title
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Investigation of impedance-matching techniques for infrared antennas
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Author
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Moreno Cleves, Camilo
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Date Created
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2020
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Subjects--Topical
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Electrical engineering, Optics, Physics
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Description
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In this study, we used scattering-scanning near-field optical microscopy (s-SNOM) to experimentally characterize several structures relevant to infrared (IR) antenna technology, by measuring the electric near-field strength as a function of positi...
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Title
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Single-shot Quantitative Phase Microscopy in a Common-path Configuration
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Author
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Norton, Brandon
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Date Created
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2023
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Subjects--Topical
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Optics, Physics
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Description
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Quantitative Phase Microscopy (QPM) is a technique frequently used in microscopy togather information about transparent objects that provide a phase shift relative to their background. We propose a technique that employs a liquid crystal in a comm...