Terahertz (THz) light has proven to be a fine tool to probe and control quasi-particles and
collective excitations in solids, to drive phase transitions and associated changes in material …

Organic π‐conjugated crystals with second‐order optical nonlinearity are considerably
attractive materials for diverse terahertz (THz) wave photonics. An overview of the research …

Understanding light interaction with metallic structures provides opportunities of
manipulation of light, and is at the core of various research areas including terahertz (THz) …

Graphene is an attractive material for terahertz (THz) absorbers because of its tunable Fermi-
Level (E_F). It has become a research hotspot to modulate the E_F of graphene and THz …

Terahertz radiation and its nonlinear optical manipulation may possess potential for a variety
of applications in next‐generation electronics and optics. Pioneering studies have shown …

Based on the quantum master equation approach, the nonlinear electric conductivity of
graphene is investigated under static electric fields for various chemical potential shifts. The …

The gate-tunable absorption properties of graphene make it suitable for terahertz (THz)
absorbers. However, the realization of a graphene-based THz absorber faces challenges …

We consider the nonlinear terahertz response of n-doped monolayer graphene at room
temperature using a microscopic theory of carrier dynamics. Our tight-binding model treats …

Achieving efficient and intense second-harmonic generation (SHG) in the terahertz (THz)
spectrum holds great potential for a wide range of technical applications, including THz …

We report on the fabrication and study of graphene gate GaN/AlGaN fin-shaped field effect
transistors. The investigated DC, noise, and sub-sub-THz properties indicate their …