Monolayer graphene, successfully isolated in 2004, is the first member of the class of
materials called two-dimensional (2D) materials. Since then, 2D materials such as …

Recent research work on magneto-optical micro-structure devices in terahertz (THz) regime
has been reviewed. Some magneto-optical materials responding at THz frequency range …

A specially designed fractal metasurface-based structure was investigated as a dual-
polarization converter operating in the terahertz (THz) band. The proposed converter has the …

We present a photo-excited switchable broadband reflective linear polarization conversion
metasurface for terahertz waves. The unit-cell structure of the switchable polarization …

Large birefringence and its electrical modulation by means of Fréedericksz transition makes
nematic liquid crystals (LCs) a promising platform for tunable terahertz (THz) devices. The …

With the development of ultrafast optics, all-optical control of terahertz wave modulation
based on semiconductors has become an important technology of terahertz wave …

We present a method to design and fabricate a kind of converters based on flexible
metasurfaces which can change the polarization state of an incident terahertz beam. The …

A terahertz broadband polarization converter based on the metasurface of a double-split
ring resonator is proposed. The structural parameters of this device have been optimized in …

We design and numerically investigate a broadband tunable terahertz polarization converter
based on graphene metamaterial. The converter presents a broad conversion band with …

Controlling the polarization state is an efficient way to enhance the functionalities in sensing,
imaging, and communication systems in the microwave and terahertz (THz) spectrum. This …