71 citations · 297 across the 10 of their papers we have counts for
10 papers
Narrowband-to-broadband switchable and polarization-insensitive terahertz metasurface absorber enabled by phase-change material
S. Hadi Badri, M. M. Gilarlue, Sanam SaeidNahaei +1
A terahertz absorber with controllable and switchable bandwidth and insensitive to polarization is of great interest. Here, we propose and demonstrate a metasurface absorber with s…
Ultra-thin silicon-on-insulator waveguide bend based on truncated Eaton lens implemented by varying the guiding layer thickness
S. Hadi Badri, M. M. Gilarlue, S. G. Gavgani
Silicon-on-insulator (SOI) waveguides with different geometries have been employed to design various integrated optical components. Reducing the bending radius of the SOI waveguide…
Coupling waveguide to SOI waveguide using transformation optics
S. Hadi Badri, M. M. Gilarlue
Silicon nitride () planar waveguide platform combined with silicon-on-insulator (SOI) devices offer a whole new generation of system-on-chip applications. Therefore, effic…
Ultrashort waveguide tapers based on Luneburg lens
S. Hadi Badri, M. M. Gilarlue
In integrated photonic circuits, silicon-on-insulator waveguides with different geometries have been employed to realize a variety of components. Therefore, efficient coupling of t…
Controlling branching angle of waveguide splitters based on GRIN lenses
S. Hadi Badri, M. M. Gilarlue, S. G. Gavgani
Designing beam splitting structures with wide branching angles is of great significance. The branching angle of conventional Y-junctions is limited. In this paper, we investigate t…
Photonic crystal waveguide crossing based on transformation optics
M. M. Gilarlue, S. Hadi Badri
The absolute instruments like the Maxwell's fisheye (MFE) lens with aberration-free imaging properties have found interesting applications such as waveguide crossing. The flat wave…
Low-index contrast waveguide bend based on truncated Eaton lens implemented by graded photonic crystals
S. Hadi Badri, M. M. Gilarlue
Low-index contrast waveguides such as silica waveguides are indispensable part of passive integrated optical components. Reducing the bending radius of silica waveguides with low b…
Maxwell's fisheye lens as efficient power coupler between dissimilar photonic crystal waveguides
S. Hadi Badri, M. M. Gilarlue
The imaging properties of the Maxwell's fisheye (MFE) lens makes it a viable candidate to implement power coupling between different types of waveguides. A coupler based on the MFE…
Multilayered Maxwell's fisheye lens as waveguide crossing
M. M. Gilarlue, J. Nourinia, Ch. Ghobadi +2
The Maxwell's fisheye (MFE) lens, due to its focusing properties, is an interesting candidate for implementing the crossing of multiple waveguides. The MFE lens is implemented by t…
Photonic crystal waveguide intersection design based on Maxwell's fish-eye lens
M. M. Gilarlue, S. Hadi Badri, H. Rasooli Saghai +2
The number of waveguides crossing an intersection increases with the development of complex photonic integrated circuits. Numerical simulations are presented to demonstrate that Ma…