The Landau-level laser is an exciting concept for an unusual radiation source. It could efficiently generate so-called terahertz waves, which can be used to penetrate materials, with possible applications in data transmission. ...
Optics & Photonics
Aug 19, 2019
0
812
Researchers at the UCLA Samueli School of Engineering have developed an ultra-sensitive light-detecting system that could enable astronomers to view galaxies, stars and planetary systems in superb detail.
Optics & Photonics
Jul 9, 2019
1
574
A team of scientists from DESY and the University of Hamburg has achieved an important milestone in the quest for a new type of compact particle accelerator. Using ultra-powerful pulses of laser light, they were able to produce ...
Optics & Photonics
Jun 14, 2019
0
2192
Scientists from ITMO University for the first time in the world managed to directly measure the nonlinear refractive index of matter in the terahertz range. The results of the experiments were compared with previous theoretical ...
General Physics
May 27, 2019
0
67
A team of scientists has created the world's most powerful electromagnetic pulses in the terahertz range to control in fine detail how a data-storage material switches physical form. This discovery could contribute to scaled-down ...
Optics & Photonics
Nov 7, 2018
0
38
The DESY accelerator facility in Hamburg, Germany, goes on for miles to host a particle making kilometer-long laps at almost the speed of light. Now researchers have shrunk such a facility to the size of a computer chip.
Optics & Photonics
Oct 26, 2018
14
446
University of Michigan physicists have led the development of a device the size of a match head that can bend light inside a crystal to generate synchrotron radiation in a lab.
Optics & Photonics
Oct 25, 2018
1
253
In high-speed fiber optics, it is often the case that either the bandwidth of the transmission media cannot keep up with the data flow or the data simply cannot be processed fast enough. Then the picture judders or the resolution ...
General Physics
May 25, 2018
0
21
Physicists at MIPT and their British and Russian colleagues revealed the mechanisms leading to photocurrent in graphene under terahertz radiation. The paper published in Applied Physics Letters ends a long-lasting debate ...
Optics & Photonics
Apr 25, 2018
0
26
As the exciting new field of metamaterials advances, Duke has become one of the world's leading centers of this research. Founded in 2009, Duke's Center for Metamaterials and Integrated Plasmonics (CMIP) has grown to encompass ...
Optics & Photonics
Mar 12, 2018
0
10
