Thermal properties and two-dimensional photonic band gaps

HA Elsayed, SA El-Naggar, AH Aly - Journal of Modern Optics, 2014 - Taylor & Francis
The effect of temperature on a two-dimensional square lattice photonic crystal composed of
Si rods arranged in an air background was investigated theoretically using the plane-wave …

Enlargement of absolute photonic band gap in modified 2D anisotropic annular photonic crystals

TF Khalkhali, B Rezaei, M Kalafi - Optics Communications, 2011 - Elsevier
We analyze the absolute photonic band gap in two dimensional (2D) square, triangular and
honeycomb lattices composed of air holes or rings with different geometrical shapes and …

Tunable complete photonic band gap in anisotropic photonic crystal slabs with non-circular air holes using liquid crystals

TF Khalkhali, A Bananej - Optics Communications, 2016 - Elsevier
In this study, we analyze the tunability of complete photonic band gap of square and
triangular photonic crystal slabs composed of square and hexagonal air holes in anisotropic …

Tuning of full band gap in anisotropic photonic crystal slabs using a liquid crystal

TF Khalkhali, B Rezaei, AH Ramezani - Optics Communications, 2012 - Elsevier
We analyze the tunability of full band gap in photonic crystal slabs created by square and
triangular lattices of air holes in anisotropic tellurium background, considering that the …

Photonic Micro‐and Nanostructures, Metamaterials

HS Kitzerow - Handbook of liquid crystals, 2014 - Wiley Online Library
Periodic structures with feature sizes comparable to the wavelength of electromagnetic
radiation (“photonic crystals”) or feature sizes much smaller than the considered wavelength …

Evolution of complete photonic band gap in anisotropic photonic quasicrystals using liquid crystals

T Fathollahi Khalkhali, A Bananej - Journal of Modern Optics, 2016 - Taylor & Francis
In this study, we analyse the evolution of complete photonic band gap in two-dimensional
photonic structures by arranging the 12-fold symmetric quasicrystalline unit cells on square …

Investigation of the effect of noncircular scatterers on the band structure of anisotropic photonic crystal slabs

T Fathollahi Khalkhali, B Rezaei, A Soltani Vala… - Applied Optics, 2013 - opg.optica.org
Using the supercell approach based on the plane wave expansion method, we analyze the
photonic bandgap (PBG) of square and triangular photonic crystal slabs composed of air …

Anisotropic resonator analysis using the Fourier–Bessel mode solver

RC Gauthier - Optics communications, 2018 - Elsevier
A numerical mode solver for optical structures that conform to cylindrical symmetry using
Faraday's and Ampere's laws as starting expressions is developed when electric or …

[PDF][PDF] 各向异性材料对二维六角晶格光子晶体中狄拉克点的影响

温菲, 谢康, 张维 - Acta Optica Sinica, 2016 - researching.cn
摘要光子能带结构中的狄拉克点是目前光子晶体研究中新兴的热点. 选用双轴材料,
用六边形介质柱构成了六角晶格各向异性光子晶体. 该光子晶体有三个各异的主介电常数εxx …

Tuning full photonic band gap with plasma frequency in two-dimensional photonic crystals composed of anisotropic dielectric rods in plasma background

AH Ramezani, T Fathollahi Khalkhali, MR Moghadam - Journal of Optics, 2018 - Springer
In this study, we analyze full photonic band gap formation and properties of two-dimensional
photonic crystals with square lattice, composed of anisotropic tellurium rods with different …