Abstract In 1987, Yablonovitch and John proposed an artificial dielectric structure known as
Photonic crystals (PhCs) consisting of periodic and random variation of the refractive index …

In this paper, a Y-shaped power splitter based on a two dimensional photonic crystal (PhC)
for TE modes is designed and optimized. A triangular lattice of air holes is used for Y-shaped …

We investigate a unidirectional mode interference effect based on one-way coupled
topological edge states (CTESs), which originate from the coupling of topological edge …

In this Letter, topological photonic heterostructures, which are composed of finite-size
photonic crystals with different topological phases, are proposed. The coupled topological …

In this work we suggest and analyze a simple and compact structure that can work as a
graphene-based plasmonic band stop filter for the THz region. The device is formed by …

In this paper, new topologies for realization of photonic crystal optical power splitters for TE
and TM modes are proposed. The presented structures can be used for dividing input power …

In this letter, a novel and original configurations of highly efficient 1× 3 and 1× 6 beam
splitters based on a photonic crystal with wide operating frequency band over the …

Based upon the wave front control of transmitted light using 2D high index contrast
subwavelength gratings, a kind of 1× N polarization-insensitive beam splitters are proposed …

In this paper, an ultra-compact 1× 5 and 1× 10 beam splitters operating in optical C-band
signals were numerically investigated and optimized in triangular lattice PhC slab employing …

For two dimensional photonic crystals containing finite cylinders on triangle lattice, a 120°
waveguide bend with low-loss and wide-band is obtained in this paper. The optimal process …