Search results
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Title
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A NUMERICAL STUDY OF INTERFACIAL INSTABILITIES IN SHOCKED MATERIALS WITH SURFACE TENSION
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Author
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Bigdelou, Pedram
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Date Created
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2020
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Subjects--Topical
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Fluid mechanics, Physics
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Description
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Shock-driven multi-material flows occur in several applications including shock wave lithotripsy, underwater explosions, droplet combustion, propeller cavitation and ejection of material from surfaces subject to blast loading. Such flows are highl...
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Title
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A SINGLE-PIXEL HYPERSPECTRAL IMAGING SYSTEM FOR CANCER MARGIN DETECTION
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Author
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Peller, Joseph
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Date Created
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2018
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Subjects--Topical
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Optics, Physics
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Description
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We have developed a hyperspectral imaging (HSI) system based on a single pixel camera design to detect differences in tissue properties based on the optical reflectance and autofluorescence spectra of the tissue. The long-term goal of this project...
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Title
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An Evaluation of Teaching Methods in the Introductory Physics Classroom
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Author
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Savage, Lauren
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Date Created
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2015
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Subjects--Topical
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Education, Physics, Educational evaluation
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Description
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The introductory physics mechanics course at the University of North Carolina at Charlotte has a history of relatively high DFW rates. In 2011, the course was redesigned from the traditional lecture format to the inverted classroom format (flipped...
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Title
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Analysis of a Low Enriched Uranium Centrifugal Gas Core Reactor
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Author
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Leer, Darrin
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Date Created
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2020
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Subjects--Topical
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Fluid mechanics, Physics, Radiation, Nuclear physics
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Description
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With the new NASA directive of returning to the Moon in 2024 as a stepping stone to missions to Mars and beyond, there is a renewed interest in developing nuclear thermal rockets (NTR) to reduce trip times. This thesis will focus on the analysis o...
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Title
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CHARACTERIZATION OF LIGHT-META STRUCTURE INTERACTIONS
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Author
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Chandra, Nitish
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Date Created
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2018
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Subjects--Topical
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Optics, Physics
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Description
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The advent of metamaterials has increased the complexity of possible light-matter interactions, creating gaps in knowledge and violating various commonly used approximations and rendering some common mathematical frameworks incomplete. Our forward...
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Title
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Characterization of Individual Straight and Kinked Boron Carbide Nanowires
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Author
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Cui, Zhiguang
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Date Created
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2016
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Subjects--Topical
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Materials science, Nanoscience, Physics
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Description
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Boron carbides represent a class of ceramic materials with p-type semiconductor natures, complex structures and a wide homogeneous range of carbon compositions. Bulk boron carbides have long been projected as promising high temperature thermoelect...
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Title
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Discrete Element Simulations of Powder Spreading in Additive Manufacturing
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Author
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Amrapurkar, Parth
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Date Created
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2020
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Subjects--Topical
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Mechanical engineering, Engineering, Physics
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Description
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Powder spreading plays a critical role in the quality of parts produced with selective laser sintering (SLS). Some of the important parameters that influence the quality of the powder bed are the powder particle size and distribution, blade speed,...
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Title
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ELUCIDATING FUNCTIONAL MECHANISMS IN PROTEINS USING THE DISTANCE CONSTRAINT MODEL
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Author
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Singer, Christopher
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Date Created
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2019
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Subjects--Topical
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Bioinformatics, Biophysics, Physics
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Description
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Protein thermodynamics has been shown to be insightful and illuminating to the functional mechanisms behind biological function. By characterizing proteins and protein families according to their enthalpy and entropy we can make inferences to the ...
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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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ESSENTIAL DYNAMICS OF PROTEINS USING GEOMETRICAL SIMULATIONS AND SUBSPACE ANALYSIS
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Author
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David, Charles
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Date Created
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2012
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Subjects--Topical
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Physics, Bioinformatics, Biophysics
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Description
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Essential dynamics is the application of principal component analysis to a dynamic trajectory derived from a simulation protocol in order to extract biologically relevant information contained in the high dimensional data. In this work, we apply t...
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Title
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Evaluation of Spatial Resolution and The Non-Linearity Analysis for 3-D Metrology
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Author
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Jain, Swati
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Date Created
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2021
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Subjects--Topical
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Optics, Physics
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Description
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Structured light systems (SLS) have become increasingly important for three-dimensional shape measurements. A quantitative evaluation of the spatial resolution is also becoming increasingly important. The spatial frequency response of the instrume...
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Title
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Evaluation of curved surfaces with x-ray reflectometry
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Author
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Cole, Jacob
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Date Created
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2022
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Subjects--Topical
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Mechanical engineering, Physics
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Description
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This dissertation presents a body of work developing novel models and methods for surface evaluation with X-ray reflectometry (XRR). At the time of this work, XRR is a highly used tool for the measurement of flat wafers and laminated semiconductor...