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Chemistry

Electronic Theses and Dissertations

Theses/Dissertations

2013

Optics

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Full-Text Articles in Physical Sciences and Mathematics

Novel Optical Properties Of Metal Nanostructures Based On Surface Plasmons, Haining Wang Jan 2013

Novel Optical Properties Of Metal Nanostructures Based On Surface Plasmons, Haining Wang

Electronic Theses and Dissertations

Surface plasmons have been attracted extensive interests in recent decades due to the novel properties in nanometer sized dimensions. My work focused on the novel optical properties of metal nanostructures based on surface plasmons using theoretical simulation methods. In the first part, we investigated metal nanofilms and nanorods and demonstrated that extremely low scattering efficiency, high absorption efficiency and propagation with long distance could be obtained by different metal nanostructures. With a perforated silver film, we demonstrated that an extremely low scattering cross section with an efficiency of less than 1% can be achieved at tunable wavelengths with tunable widths. …


Light-Matter Interactions Of Plasmonic Nanostructures, Jennifer Reed Jan 2013

Light-Matter Interactions Of Plasmonic Nanostructures, Jennifer Reed

Electronic Theses and Dissertations

Light interaction with matter has long been an area of interest throughout history, spanning many fields of study. In recent decades, the investigation of light-matter interactions with nanostructures has become an intense area of research in the field of photonics. Metallic nanostructures, in particular, are of interest due to the interesting properties that arise when interacting with light. The properties are a result of the excitation of surface plasmons which are the collective oscillation of the conduction electrons in the metal. Since the conduction electrons can be thought of as harmonic oscillators, they are quantized in a similar fashion. Just …