Search results
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Title
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A COMPUTATIONAL SPECTRAL IMAGING TECHNIQUE AND ITS APPLICATION IN FORM METROLOGY
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Author
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Habibi, Nasim
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Date Created
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2017
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Subjects--Topical
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Optics
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Description
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Many existing systems for three-dimensional (3D) shape measurement require mechanical moving parts that limit the measurement speed. A non-contact optical system that does not requires any moving parts can, in principle, increase the speed of meas...
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Title
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From Nonradiating Sources to Directionally Invisible Objects
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Author
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Hurwitz, Elisa
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Date Created
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2017
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Subjects--Topical
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Optics, Physics
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Description
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The goal of this dissertation is to extend the understanding of invisible objects, in particular nonradiating sources and directional nonscattering scatterers. First, variations of null-field nonradiating sources are derived from Maxwell's equatio...
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Title
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In Situ Fringe Projection Profilometry for Laser Powder Bed Fusion Process
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Author
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Zhang, Bin
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Date Created
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2017
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Subjects--Topical
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Mechanical engineering, Optics, Engineering
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Description
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Additive manufacturing (AM) offers an industrial solution to produce parts with complex geometries and internal structures that conventional manufacturing techniques cannot produce. However, current metal additive process, particularly the laser p...
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Title
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Index-antiguided planar waveguide lasers with large mode area
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Author
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Liu, Yuanye
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Date Created
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2017
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Subjects--Topical
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Optics, Physics
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Description
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The on-going research and application interests with high power large-mode-area (LMA) waveguide lasers, especially in fiber geometry, at the beginning of this century drive the development of many novel waveguide designs. Index antiguiding, propos...
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Title
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SUBSURFACE THERMAL COAGULATION OF TISSUES USING NEAR INFRARED LASERS
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Author
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Chang, Chun-Hung
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Date Created
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2017
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Subjects--Topical
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Optics, Biophysics, Biomedical engineering
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Description
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Noninvasive laser therapy is currently limited primarily to cosmetic dermatological applications such as skin resurfacing, hair removal, tattoo removal and treatment of vascular birthmarks. In order to expand applications of noninvasive laser ther...
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Title
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THEORY AND NUMERICAL ANALYSIS OF INDEX-ANTIGUIDED WAVEGUIDE LASERS
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Author
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Wang, Chaofan
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Date Created
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2017
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Subjects--Topical
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Optics
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Description
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Index-antiguided (IAG) waveguide is promising for high-power application due to simple step-index structure and the property to introduce higher waveguide loss for higher-order-modes (HOMs). The loss ratio between fundamental mode (FM) and 1st HOM...
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Title
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THEORY, CHARACTERIZATION AND APPLICATIONS OF INFRARED HYPERBOLIC METAMATERIALS
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Author
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Fullager, Daniel
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Date Created
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2017
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Subjects--Topical
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Materials science, Engineering, Physics
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Description
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ABSTRACTDANIEL B. FULLAGER. Theory, characterization and applications of infraredhyperbolic metamaterials. (Under the direction of DR. MICHAEL A. FIDDY)Hyperbolic Metamaterials (HMMs) are engineered structures capable of supporting lightmatterinte...