A compact source is important for various applications utilizing terahertz (THz) waves. In this
paper, the recent progress in resonant-tunneling diode (RTD) THz oscillators, which are …

Terahertz (THz) radiation (THz) shows great potential in agricultural products detection,
biomedical, and security inspection in recent years. Machine learning methods are widely …

Emerging applications such as Internet of Everything, Holographic Telepresence,
collaborative robots, and space and deep-sea tourism are already highlighting the …

Ultra-high bandwidth, negligible latency and seamless communication are envisioned as
milestones that will revolutionize the way by which societies create, distribute and consume …

Over the past years, carrier frequencies used for wireless communications have been
increasing to meet bandwidth requirements. The engineering community witnessed the …

Terahertz (THz) communications with a frequency band 0.1–10 THz are envisioned as a
promising solution to future high-speed wireless communication. Although with tens of …

We pursued the extremely low loss of photonic-crystal waveguides composed of a silicon
slab with high resistivity (20 kΩ-cm) in the terahertz region. Propagation and bending losses …

We proposed and fabricated large-scale arrays of resonant tunneling diode (RTD)
oscillators for high-output-power terahertz (THz) sources. The array element is composed of …

Recent advances in silicon (Si) microphotonics have enabled novel devices for the terahertz
(THz) range based on dielectric waveguides. In the past couple of years, dielectric …

The diverse applications of terahertz (THz) radiation and its importance to fundamental
science makes finding ways to generate, manipulate and detect THz radiation one of the key …