Search results | J. Murrey Atkins Library

Title: ENHANCED THERMALLY MANAGED PACKAGING OF III-NITRIDE LIGHT EMITTERS
Author: Kudsieh, Nicolas
Date Created: 2014
Subjects--Topical: Physics
Description: 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-...

Title: Effects of Edge Roughness on Optical Scattering from Periodic Microstructures
Author: Bergner, Brent
Date Created: 2009
Subjects--Topical: Optics, Nanotechnology
Description: 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...

Title: Globally convergent numerical methods for several inverse problems based on Carleman estimates
Author: Le, Thi Thu Thuy
Date Created: 2023
Subjects--Topical: Mathematics
Description: This dissertation focuses on developing efficient numerical methods and theoretical analysis for solving various inverse problems that arise in the fields of mathematics, physics, engineering, and beyond. The goal of inverse problems is to explore...

Title: INTERFEROMETRIC TECHNIQUE FOR MICROSTRUCTURE METROLOGY USING AN INDEX MATCHING LIQUID
Author: Purcell, Daryl
Date Created: 2010
Subjects--Topical: Optics
Description: Non-null interferometry offers a viable alternative to traditional interferometric testing of aspheric micro-lenses since computer generated holograms or null optics whose fabrication and testing are very expensive, are not required. However, due ...

Title: Infrared Photocurrent Spectroscopy Of Deep Levels In Mg-Doped GaN And AlxGa1-xN
Author: Batoni, Paolo
Date Created: 2009
Subjects--Topical: Electrical engineering
Description: 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 ...

Title: Investigation of impedance-matching techniques for infrared antennas
Author: Moreno Cleves, Camilo
Date Created: 2020
Subjects--Topical: Electrical engineering, Optics, Physics
Description: 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...

Title: MICRO RAMAN/PL INVESTIGATIONS OF MATERIALS FOR IR AND PV APPLICATIONS (III-V TYPE II SUPERLATTICES AND II-VI COMPOUNDS)
Author: Liu, Henan
Date Created: 2015
Subjects--Topical: Materials science, Condensed matter
Description: Raman and photoluminescence (PL) spectroscopy are two of the major spectroscopic techniques that are currently used in studies on solid state materials. Raman spectroscopy, which is based on Raman scattering process, is widely used in characterizi...

Title: Single-shot Quantitative Phase Microscopy in a Common-path Configuration
Author: Norton, Brandon
Date Created: 2023
Subjects--Topical: Optics, Physics
Description: 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...

Title: Synthesis, photophysical characterization, and application of asymmetric thiazolothiazoles as molecular sensors
Author: Sayresmith, Nickolas
Date Created: 2021
Subjects--Topical: Nanoscience, Chemistry
Description: Small molecule fluorophores are critical for fluorescence spectroscopy, and enable the measurement of a wide array of biological processes and dynamics. For many biological sensing applications, the overall efficacy of the fluorophore is closely c...