A microwave metamaterial with integrated power harvesting functionality allen m hawkes,a) alexander r katko, and steven a cummer department of electrical and computer engineering, duke university, 101 science drive, durham. (2016)acoustic metamaterials for medical ultrasound and non-destructive evaluation phd thesis, university of warwick. And another metamaterial antenna using three unit cells gives a better gain of 5197 db, overall efficiency of 925% and a return loss of -135 db at 5 ghz frequency and the gain mtech thesis preview pdf 1817kb: abstract. We study the emission and absorption properties of photonic crystals and metamaterials using comsol multiphysics and ansoft hfss as simulation tools this thesis presents my research work in the two areas. Naval postgraduate school monterey, california thesis approved for public release distribution is unlimited metamaterial for radar frequencies.
2015 28 name pravallika vura thesis title studies on internal and external cloaks for improved cloaking performance using realizable material parameters. A mems multi-cantilever variable capacitor on metamaterial thesis luke rederus, captain, usaf afit/ge/eng/09-35 department of the air force air university. Many of the novel acoustic metamaterial structures have transcended the original definition of metamaterials as arising from the collective manifestations of constituent resonating units, but they continue to extend wave manipulation functionalities beyond those found in nature. Metamaterial electromagnetic wave absorbers c m watts , x liu , prof w j padilla department of physics boston college chestnut hill, ma, 02467, usa e-mail: willie implementation, and characterization of metamaterial perfect absorbers (mpas.
Metamaterial structural design - repository home pdf file1 metamaterial structural design: creating optical-frequency metamaterials with plasmonic nano-particle arrangements and generating unit cells with evolutionaryoptical metamaterials: design, characterization and pdf fileoptical metamaterials: design, characterization and 12 thesis. Metamaterial enhanced wireless power transmission system a thesis presented to the faculty of california polytechnic state university, san luis obispo. Thesis defense-active acoustic metamaterials a class of active acoustic metamaterial (aamm) is presented the proposed aamm consists of an acoustic transmission line connected in parallel to an array of helmholtz resonators that are provided with actively controlled boundaries. Acoustic metamaterial design and applications by shu zhang guidance and suggestions in exploration this research and presenting the thesis are greatly appreciated metamaterial can be described using a small number of effective parameters.
Design, simulation, fabrication, and characteristics of terahertz metamaterial devices by lee a butler seongsin m kim, committee chair patrick kung patrick leclair a thesis 11 project goal and thesis outline. An acoustic metamaterial is a material designed to control, direct, and manipulate sound waves as these might occur in gases, liquids, and solids the hereditary line into acoustic metamaterials follows from theory and research in negative index material. 1 negative index of refraction of cross-bar metamaterial by jordan claspell a senior thesis submitted to the faculty of brigham young university - idaho.
Design and fabrication of optical metamaterials and their nano manufacturing methods by yong-shik park metamaterial is proposed, fabricated thesis, two shifted rings. Design of metamaterial based antenna using unit cells a thesis submitted in partial fulfillment of the requrements for the degree of master of technology. The undersigned, appointed by the dean of the graduate school, have examined the thesis entitled finite-element design of metamaterial eams for roadand wave asorption. Resonant antennas based on coupled transmission-line metamaterials a thesis presented by christopher s merola submitted to the graduate school of the.
Ieice trans electron, vole89-c, no9 september 2006 1267 invited paper special section on metamaterials for microwave and millimeter-wave applications metamaterial-based antennas: research and developments richard w ziolkowski†a), nonmember summary a brief review of metamaterials and their applications to.
Review article optical negative-index metamaterials artiﬁ cially engineered metamaterials are now demonstrating unprecedented electromagnetic properties that cannot be obtained with naturally occurring materials in particular, they provide a. To model the metamaterial model for each thickness of i could not have finished my thesis project if they did not support me recommended citation park, heesoo, study of surface plasmon resonance in metal and alloy nanofilms using maxwell description and metamaterial simulation in comsol. Sunil thesis - download as pdf file (pdf), text file (txt) or read online.
We show how a simple metamaterial design together in a single unit cell in order to access more complex resonant behavior in the second half of this thesis, we use imogen mary (2011) resonant metallic nanostructures for active metamaterials and photovoltaics dissertation (phd. Rochester institute of technology rit scholar works theses thesis/dissertation collections 2-22-2014 novel metamaterials and their applications in. Optical metamaterials: design, characterization and applications by pratik chaturvedi btech 12 thesis organization metamaterials.