High performance photodetectors play important roles in the development of innovative
technologies in many fields, including medicine, display and imaging, military, optical …

Inspired by nanoscience and nanoengineering, numerous nanostructured materials
developed by multidisciplinary approaches exhibit excellent photoelectronic properties …

Nanometer size field effect transistors can operate as efficient resonant or broadband
terahertz detectors, mixers, phase shifters and frequency multipliers at frequencies far …

Terahertz waves, which lie in the frequency range of 0.1-10 THz, have long been
investigated in a few limited fields, such as astronomy, because of a lack of devices for their …

We designed and fabricated an epitaxial-graphene-channel field-effect transistor (EG-FET)
featuring an asymmetric dual-grating-gate (ADGG) structure working as a current-driven …

We present an extensive study of resonant two-dimensional (2D) plasmon excitations in
grating-gated quantum well heterostructures, which enable an electrical control of periodic …

We report on room-temperature plasmonic detection of sub-terahertz radiation by
InAlAs/InGaAs/InP high electron mobility transistors with an asymmetric dual-grating-gate …

The terahertz (THz) range is the next frontier of electronics and optoelectronics with potential
applications ranging from imaging, space communications, computing, quality control, and …

Recent advances in emission and detection of terahertz radiation using two-dimensional
(2D) electron systems in III–V semiconductors and graphene are described. First the 2D …

We study terahertz (THz) radiation transmission through grating-gate graphene-based
nanostructures. We report on room-temperature THz radiation amplification stimulated by …