Reduced symmetry and analogy to chirality in periodic dielectric media

IH Giden, M Turduev, H Kurt - Journal of the European …, 2014 - jeos.edpsciences.org
Much attention has been paid to photonic applications based on periodic media. Meanwhile,
quasi-periodic and disordered media have extended the research domain and provided …

High extinction ratio polarization beam splitter design by low-symmetric photonic crystals

UG Yasa, M Turduev, IH Giden, H Kurt - Journal of Lightwave …, 2017 - opg.optica.org
A novel concept of polarization beam splitting with high polarization extinction ratio is
proposed based on the polarization sensitive self-collimation feature of symmetry reduced …

Enhanced self-collimation effect by low rotational symmetry in hexagonal lattice photonic crystals

ZM Yuksel, H Oguz, OO Karakilinc, M Turduev… - Physica …, 2024 - iopscience.iop.org
In this study, we present the design of a photonic crystal (PC) structure with a hexagonal
lattice, where adjustments to the PC unit cell symmetry reveal an all-angle self-collimation …

Broadband self-collimation in C2 symmetric photonic crystals

M Gumus, IH Giden, H Kurt - Optics letters, 2018 - opg.optica.org
In this study, we report a low-symmetric photonic crystal (PhC) structure that exhibits high
coupling efficiency in a broadband frequency range with a tilted self-collimating capability …

End-to-end design of multicolor scintillators for enhanced energy resolution in X-ray imaging

S Min, S Choi, S Pajovic, S Vaidya, N Rivera… - arxiv preprint arxiv …, 2024 - arxiv.org
Scintillators have been widely used in X-ray imaging due to their ability to convert high-
energy radiation into visible light, making them essential for applications such as medical …

[HTML][HTML] Chiral metasurface device in near-infrared region designed by rectangular arrays

W Jiao, Y Ren, HH Peng, K Liu, C Wang, R Li… - Journal of Applied …, 2024 - pubs.aip.org
Polarization is one of the fundamental properties of light and has an important application
value, involving multiple fields, such as imaging, display, quantum computing, and …

The effect of symmetry breaking in coupled cavity photonic crystal waveguide on dispersion characteristics

H Oguz, ZM Yuksel, OO Karakilinc… - Optical and Quantum …, 2024 - Springer
In this study, we explore the effect of integrated auxiliary rods at varying angles to the
primary cavity rod on the dispersion characteristics of the photonic crystal coupled cavity …

Polarization splitting phenomenon of photonic crystals constructed by two-fold rotationally symmetric unit-cells

UG Yasa, IH Giden, M Turduev, H Kurt - Journal of Optics, 2017 - iopscience.iop.org
We present an intrinsic polarization splitting characteristic of low-symmetric photonic crystals
(PCs) formed by unit-cells with C 2 rotational symmetry. This behavior emerges from the …

Engineering equifrequency contours of metasurfaces for self-collimated surface-wave steering

SM Kandil, DJ Bisharat, DF Sievenpiper - Physical Review Applied, 2024 - APS
Metasurfaces provide unique capability in guiding surface waves and controlling their
polarization and dispersion properties. One way to study their guiding properties is by …