Search Results - "Lawrence, Felix J."

EMUstack: An open source route to insightful electromagnetic computation via the Bloch mode scattering matrix method by Sturmberg, Björn C.P., Dossou, Kokou B., Lawrence, Felix J., Poulton, Christopher G., McPhedran, Ross C., Martijn de Sterke, C., Botten, Lindsay C.

“…We describe EMUstack, an open-source implementation of the Scattering Matrix Method (SMM) for solving field problems in layered media. The fields inside…”
Get full text

Antireflection coatings for two-dimensional photonic crystals using a rigorous impedance definition by Lawrence, Felix J., Botten, Lindsay C., Dossou, Kokou B., de Sterke, C. Martijn

“…We show that no consistent scalar definition of impedance is generally possible for photonic crystals. Instead, we present a rigorous semianalytic matrix…”
Get full text

Coupled waveguide modes in hexagonal photonic crystals by Brownless, J Scott, Mahmoodian, Sahand, Dossou, Kokou B, Lawrence, Felix J, Botten, Lindsay C, de Sterke, C Martijn

“…We investigate the modes of coupled waveguides in a hexagonal photonic crystal. We find that for a substantial parameter range the coupled waveguide modes have…”
Get full text

Semi-analytic method for slow light photonic crystal waveguide design by Blown, Patrick, Fisher, Caitlin, Lawrence, Felix J., Gutman, Nadav, de Sterke, C. Martijn

“…[Display omitted] ► Efficient method to calculate dispersion curves for photonic crystal waveguides. ► Waveguide width may be varied with almost no additional…”
Get full text

Antireflection coatings for two-dimensional photonic crystalsusing a rigorous impedance definition by Lawrence, Felix J., Botten, Lindsay C., Dossou, Kokou B., de Sterke, C. Martijn

“…We show that no consistent scalar definition of impedance is generally possible for photonic crystals. Instead, we present a rigorous semianalytic matrix…”
Get full text

Photonic-crystal surface modes found from impedances by Lawrence, Felix J., Botten, Lindsay C., Dossou, Kokou B., McPhedran, R. C., de Sterke, C. Martijn

“…We present a method for finding surface modes at interfaces between two-dimensional photonic crystals (PCs), in which the surface modes are represented as…”
Get full text

Impedance of square and triangular lattice photonic crystals by Lawrence, Felix J., Botten, Lindsay C., Dossou, Kokou B., de Sterke, C. Martijn, McPhedran, R. C.

Get full text

Impedance of square and hexagonal photonic crystals by Lawrence, F.J., Botten, L.C., Dossou, K.B., de Sterke, C.M.

“…We rigorously define an impedance for photonic crystals, which generally needs to be a matrix. We use it to design a two-layer anti-reflection coating for a…”
Get full text

Erratum: Photonic-crystal surface modes found from impedances [Phys. Rev. A 82 , 053840 (2010)] by Lawrence, Felix J., Botten, Lindsay C., Dossou, Kokou B., McPhedran, R. C., de Sterke, C. Martijn

Get full text

Semi-analytic method for slow light photonic crystal waveguide design by Blown, Patrick, Fisher, Caitlin, Lawrence, Felix J, Gutman, Nadav, de Sterke, C. Martijn

“…We present a semi-analytic method to calculate the dispersion curves and the group velocity of photonic crystal waveguide modes in two-dimensional geometries…”
Get full text

Supermodes of Hexagonal Lattice Waveguide Arrays by Brownless, J. Scott, Lawrence, Felix J, Mahmoodian, Sahand, Dossou, Kokou B, Botten, Lindsay C, de Sterke, C. Martijn

“…JOSA B, Vol. 29, Issue 6, pp. 1338-1346 (2012) We present a semi-analytical formulation for calculating the supermodes and corresponding Bloch factors of light…”
Get full text

A flexible Bloch mode method for computing complex band structures and impedances of two-dimensional photonic crystals by Lawrence, Felix J, Botten, Lindsay C, Dossou, Kokou B, McPhedran, R. C, de Sterke, C. Martijn

“…J. Appl. Phys. 111, 013105 (2012) We present a flexible method that can calculate Bloch modes, complex band structures, and impedances of two-dimensional…”
Get full text

Impedance of photonic crystals by Lawrence, F.J., Botten, L.C., Dossou, K.B., de Sterke, C.M.

“…We show how the concept of impedance can be defined rigorously in terms of Bloch modes for photonic crystal applications and then exploit this to accurately…”
Get full text