High Permittivity Photonic Crystals Investigated in the Microwave Range by Experiment and Simulation

Publikationen: Thesis / Studienabschlussarbeiten und HabilitationsschriftenDiplomarbeit

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High Permittivity Photonic Crystals Investigated in the Microwave Range by Experiment and Simulation. / Oberhumer, Philipp Maximilian.
2006. 70 S.

Publikationen: Thesis / Studienabschlussarbeiten und HabilitationsschriftenDiplomarbeit

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@phdthesis{0fc40ce3031f40478c4dabdf7c304346,
title = "High Permittivity Photonic Crystals Investigated in the Microwave Range by Experiment and Simulation",
abstract = "In this thesis photonic crystals (PhC's) with periodically modulated permittivity were examined. Besides one dimensional (1D) polymer based PhC's, high permittivity ceramic 1D and 2D PhC's were constructed. Simulated and experimental transmissions in the microwave (MW) range, as well as band structure calculations, were compared. A discrepancy between experimental and simulation results emerges for crystals with higher permittivity at higher frequencies. Furthermore a new property, a complete omnidirectional gap, of a 2D PhC with a simple square lattice having a ratio rod thickness/lattice constant (s/a) = 0.533 and a permittivity of 90, was found. Findings in the MW range are scalable to all wavelengths and therefore PhC's have high application potential in the MW as well as the optical range (e.g. telecommunications). A significant miniaturisation and/or increase in efficiency of lasers, LED's, filters and waveguides are/is achieved. A future goal is therefore the displacement of integrated electronics by optoelectronic and optical circuits.",
keywords = "crystal, photonic permittivity, high band gap, complete omnidirectional structure dimension, one two PhC, PX, PBG, PS, PC, Kristalle, photonische Dielektrizit{\"a}t, hohe Bandstruktur Simulation Transmission Mikrowellen Bandl{\"u}cke, komplette omnidirektionale PhK PK PC PhC",
author = "Oberhumer, {Philipp Maximilian}",
note = "embargoed until null",
year = "2006",
language = "English",
type = "Diploma Thesis",

}

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TY - THES

T1 - High Permittivity Photonic Crystals Investigated in the Microwave Range by Experiment and Simulation

AU - Oberhumer, Philipp Maximilian

N1 - embargoed until null

PY - 2006

Y1 - 2006

N2 - In this thesis photonic crystals (PhC's) with periodically modulated permittivity were examined. Besides one dimensional (1D) polymer based PhC's, high permittivity ceramic 1D and 2D PhC's were constructed. Simulated and experimental transmissions in the microwave (MW) range, as well as band structure calculations, were compared. A discrepancy between experimental and simulation results emerges for crystals with higher permittivity at higher frequencies. Furthermore a new property, a complete omnidirectional gap, of a 2D PhC with a simple square lattice having a ratio rod thickness/lattice constant (s/a) = 0.533 and a permittivity of 90, was found. Findings in the MW range are scalable to all wavelengths and therefore PhC's have high application potential in the MW as well as the optical range (e.g. telecommunications). A significant miniaturisation and/or increase in efficiency of lasers, LED's, filters and waveguides are/is achieved. A future goal is therefore the displacement of integrated electronics by optoelectronic and optical circuits.

AB - In this thesis photonic crystals (PhC's) with periodically modulated permittivity were examined. Besides one dimensional (1D) polymer based PhC's, high permittivity ceramic 1D and 2D PhC's were constructed. Simulated and experimental transmissions in the microwave (MW) range, as well as band structure calculations, were compared. A discrepancy between experimental and simulation results emerges for crystals with higher permittivity at higher frequencies. Furthermore a new property, a complete omnidirectional gap, of a 2D PhC with a simple square lattice having a ratio rod thickness/lattice constant (s/a) = 0.533 and a permittivity of 90, was found. Findings in the MW range are scalable to all wavelengths and therefore PhC's have high application potential in the MW as well as the optical range (e.g. telecommunications). A significant miniaturisation and/or increase in efficiency of lasers, LED's, filters and waveguides are/is achieved. A future goal is therefore the displacement of integrated electronics by optoelectronic and optical circuits.

KW - crystal

KW - photonic permittivity

KW - high band gap

KW - complete omnidirectional structure dimension

KW - one two PhC

KW - PX

KW - PBG

KW - PS

KW - PC

KW - Kristalle

KW - photonische Dielektrizität

KW - hohe Bandstruktur Simulation Transmission Mikrowellen Bandlücke

KW - komplette omnidirektionale PhK PK PC PhC

M3 - Diploma Thesis

ER -