The growing maturity of nanofabrication has ushered massive sophisticated optical
structures available on a photonic chip. The integration of subwavelength-structured …

In the modern world, the ability to manipulate and control electromagnetic waves has greatly
changed people's lives. Novel optical and electromagnetic phenomena and devices will …

Integrated photonics is expected to play an increasingly important role in optical
communications, imaging, computing and sensing with the promise for significant reduction …

With the explosion of wireless networks and automotive radar systems, there is an acute
need for new materials and technologies that would not only minimize the size of these …

The directive emission from a bilayered metamaterial surface is numerically and
experimentally reported. The LC-resonant metasurface is composed of both a capacitive …

The electromagnetic wave propagation of a two-dimensional optical black hole with graded
index photonic crystals for transverse magnetic modes is studied. The implementation of the …

Transformation optics (TO) concept well known for its huge possibility in patterning the path
of electromagnetic waves is exploited to design a beam steering lens. The broadband …

Illusion devices, such as superscatterer and invisible gateway, have been theoretically
studied under the theory of transformation optics and folded geometry transformations. The …

A low-profile substrate-integrated lens antenna is designed using planar metamaterials for a
broadband operation. The lens antenna is based on embedding a Vivaldi antenna source …

Complex electromagnetic structures can be designed by using the powerful concept of
transformation electromagnetics. In this study, we define a spatial coordinate transformation …