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Evaluation of curved surfaces with x-ray reflectometry
Title
Evaluation of curved surfaces with x-ray reflectometry
Author
Cole, Jacob
Date Created
2022
Subjects--Topical
Mechanical engineering, Physics
Description
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...
Integration of advanced manufacturing in the mechanical design of reflective optics
Title
Integration of advanced manufacturing in the mechanical design of reflective optics
Author
Horvath, Nicholas
Date Created
2020
Subjects--Topical
Mechanical engineering, Optics
Description
High-performance freeform optical systems, designed for broad spectral imaging fromthe visible to the far infrared, place new demands on optical design, precision manufacturing,and precision metrology. In this dissertation, four key aspects are ad...
Investigation of Thermal and Fluid Flow Characteristics of AM Surfaces with Different Scan Orientations Through CFD and Experiments
Title
Investigation of Thermal and Fluid Flow Characteristics of AM Surfaces with Different Scan Orientations Through CFD and Experiments
Author
Mandloi, Kuldeep
Date Created
2023
Subjects--Topical
Mechanical engineering
Description
Additive manufacturing (AM), specifically laser powder bed fusion (LPBF), holds considerable significance across diverse industries such as tool and die making, IC manufacturing, medical implants, electronic cooling, and aerospace sectors due to i...
Optical performance of random anti-reflection structured surfaces (rARSS) on spherical lenses
Title
Optical performance of random anti-reflection structured surfaces (rARSS) on spherical lenses
Author
Taylor, Courtney
Date Created
2016
Subjects--Topical
Optics
Description
Random anti-reflection structured surfaces (rARSS) have been reported to improve transmittance of optical-grade fused silica planar substrates to values greater than 99%. These textures are fabricated directly on the substrates using reactive-ion/...