Harnessing the rattling motion of oxygen ions to convert T-rays to visible light
Nov 29, 2017
A team of researchers led by Hideo Hosono at Tokyo Institute of Technology (Tokyo Tech) has shown that terahertz rays can be converted to light visible to the human eye. The finding is a breakthrough for functional materials ...
Physicists open the door to the first direct measurement of Berry curvature in solid matter
Nov 22, 2017
Berry curvature may not be the most well-known scientific concept, but to many physicists, its direct measurement is something akin to a holy grail.
Imaging technique unlocks the secrets of 17th century artists
Nov 21, 2017
The secrets of 17th century artists can now be revealed, thanks to 21st century signal processing. Using modern high-speed scanners and the advanced signal processing techniques, researchers at the Georgia Institute of Technology ...
Physicists explain metallic conductivity of thin carbon nanotube films
Nov 21, 2017
An international team of researchers has examined the optical and dielectric properties of thin macroscopic films based on single-walled carbon nanotubes and obtained an explanation for the metallic nature of their conductivity ...
Solution enables compact devices for telecommunications, security camera applications at even higher frequencies
Nov 14, 2017
VTT Technical Research Centre of Finland has developed a new manufacturing technology for the integration of very high-frequency terahertz systems. This enables the cost-effective development of telecommunications and imaging ...
Researchers develop milestone for ultra-fast communications and computing
Nov 06, 2017
A mineral discovered in Russia in the 1830s known as a perovskite holds a key to the next step in ultra-high-speed communications and computing.
Graphene enables high-speed electronics on flexible materials
Oct 31, 2017
A flexible detector for terahertz frequencies (1000 gigahertz) has been developed by Chalmers researchers using graphene transistors on plastic substrates. It is the first of its kind, and can extend the use of terahertz ...
Liquids take a shine to terahertz radiation
Oct 30, 2017
In a significant breakthrough, scientists at the Tata Institute of Fundamental Research (TIFR), Mumbai, have devised a high-power radiation source in the terahertz (THz) region of the electromagnetic spectrum. This study, ...
Terahertz spectroscopy goes nano
Oct 19, 2017
Brown University researchers have demonstrated a way to bring a powerful form of spectroscopy—a technique used to study a wide variety of materials—into the nano-world.
Optical frequency comb offers a convenient way to generate elusive terahertz frequencies
Oct 17, 2017
Optical frequency combs are widely-used, high-precision tools for measuring and detecting different frequencies—a.k.a. colors—of light. Unlike conventional lasers, which emit a single frequency, these lasers emit multiple ...