Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 11 of 11 for “"Light manipulation"”.
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Advanced light manipulation and waveguiding in plasmonic nanostructured optical fibers.
… fibers are well-known for their efficient light guiding mechanism. However, the dielectric properties of core and cladding materials (e.g.- doped silica and silica glasses) limit the functionality of the optical fibers. Therefore, the optical properties of the fibers, such as phase, …
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Topological photonic metasurfaces for light manipulation and strong light-matter interaction
… for pseudospin-dependent trapping and guiding of light.</p> <p>We were able to fabricate topological photonic structures which can operate in visible, near- infrared and mid-infrared regions. This spectral flexibility of photonic metasurfaces design extends its application range to investigation …
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Designing Plasmonic Materials And Optical Metasurfaces For Light Manipulation And Optical Sensing
… in bending, absorbing, enhancing and blocking light. However, the practical use of metamaterials is challenged by the lack of plasmonic materials with proper permittivity for different applications and the slow and expensive fabrication methods available to pattern sub-wavelength structures. We …
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Light manipulation with photonic fibers and optical light guides : dynamic structural color and light distribution in microalgae cultures
… photonic fibers represent versatile systems for light manipulation. They are used to guide, reflect, emit, and absorb light, and can be designed to alter the light's spectral composition in any of these light-matter interactions. Additional functionality arises from the combination of these …
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Tunable liquid microlenses formed from dynamically re-configurable double emulsions
… would enable unprecedented control of light propogation on the microscale. Double emulsions formed from immiscible hydrocarbons and fluorocarbons offer a promising platform as reconfigurable micro-optical lenses. These droplet-based lenses can be reconfigured to strongly focusing, …
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Nanolaminate coatings to improve long-term stability of plasmonic structures in physiological environments
… plasmonic metal nano-structures to concentrate light into deep-subwavelength volumes has propelled their use in a vast array of nanophotonics technologies and research endeavors. They are used in sensing, super-resolution imaging, SPP lithography, SPP assisted absorption, SPP-based antennas, …
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Bangolaidžių integravimas į lydytą kvarcą panaudojant femtosekundinius šviesos impulsus /
… of such devices when it comes to enabling light manipulation inside a piece of transparent medium, necessary in such areas as optical communication, optofluidics, sensing and astrophotnics, is a femtosecond laser written waveguide formed by exploiting type I material modification, i.e. …
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Development of large-scale colloidal crystallisation methods for the production of photonic crystals
Colloidal photonic crystals have potential light manipulation applications including; fabrication of efficient lasers and LEDs, improved optical sensors and interconnects, and improving photovoltaic efficiencies. One road-block of colloidal selfassembly is their inherent defects; however, they can …
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Photonic Crystals with Alternate Arrays of Rods and Holes in a Low Dielectric-Index Material
… with the propagation of electromagnetic waves (light beams) in periodically modulated dielectric material structures based on Maxwell’s equations. We are interested in novel light propagation characteristics in these man-made dielectric material structures for practical applications, especially …
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Multiplicity of Experiences
… foster gathering and community interaction. The manipulation of light at varying intensities becomes the silent choreographer of space, delineating zones of activity and orchestrating the human experience within these revitalized edifices. The old brick building, a testament to historical …
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Functional patterning of dielectric multilayers supporting Bloch Surfaces Waves
L'abstract è presente nell'allegato / the abstract is in the attachment