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DESIGN, TOLERANCING, AND EXPERIMENTAL CHARACTERIZATION OF DYNAMIC FREEFORM OPTICAL SYSTEMS
Title
DESIGN, TOLERANCING, AND EXPERIMENTAL CHARACTERIZATION OF DYNAMIC FREEFORM OPTICAL SYSTEMS
Author
Shultz, Jason
Date Created
2017
Subjects--Topical
Optics, Engineering, Physics
Description
Although freeform concepts have been considered for many decades, new fabrication capabilities have enabled new classes of optical components and sparked greatly increased interest in freeform optics. Generally defined as surfaces without rotation...
Discrete Element Simulations of Powder Spreading in Additive Manufacturing
Title
Discrete Element Simulations of Powder Spreading in Additive Manufacturing
Author
Amrapurkar, Parth
Date Created
2020
Subjects--Topical
Mechanical engineering, Engineering, Physics
Description
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,...
Surface Scatter of Antireflective Nanostructured Dielectric Interfaces
Title
Surface Scatter of Antireflective Nanostructured Dielectric Interfaces
Author
Gonzalez, David
Date Created
2023
Subjects--Topical
Optics, Physics, Engineering
Description
Anti-reflective nanostructured surfaces (ARSS) enhance optical transmission through suppression of Fresnel reflection at boundaries between layered media by creating a gradually increasing ratio of material to air volume fraction. Previous studies...
THEORY, CHARACTERIZATION AND APPLICATIONS OF INFRARED HYPERBOLIC METAMATERIALS
Title
THEORY, CHARACTERIZATION AND APPLICATIONS OF INFRARED HYPERBOLIC METAMATERIALS
Author
Fullager, Daniel
Date Created
2017
Subjects--Topical
Materials science, Engineering, Physics
Description
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...
WAVEGUIDE, PHOTODETECTOR, AND IMAGING APPLICATIONS OF MICROSPHERICAL PHOTONICS
Title
WAVEGUIDE, PHOTODETECTOR, AND IMAGING APPLICATIONS OF MICROSPHERICAL PHOTONICS
Author
Allen, Kenneth
Date Created
2014
Subjects--Topical
Optics, Engineering, Physics
Description
Dielectric microspheres with diameters (D) on the order of several wavelengths of light have attracted increasing attention from the photonics community due to their ability to produce extraordinarily tightly focused beams termed "photonic nanojet...