Researchers around the world are working on methods to transfer data in the terahertz (THz) range, which would make it possible to send and receive information more quickly than today's technology. But it is much more difficult ...
Optics & Photonics
Jun 12, 2020
2
261
A team of DESY scientists has built a miniature double particle accelerator that can recycle some of the laser energy fed into the system to boost the energy of the accelerated electrons a second time. The device uses narrowband ...
General Physics
Mar 20, 2020
0
3251
Terahertz waves are becoming ever more important in science and technology. They enable us to unravel the properties of future materials, test the quality of automotive paint and screen envelopes. But generating these waves ...
Optics & Photonics
Mar 16, 2020
0
17
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
In the future, ultrahigh-speed spintronics will require ultrafast coherent magnetization reversal within a picosecond—one-trillionth of a second. Spintronics centers on an electron's spin and magnetic moment in solid-state ...
Optics & Photonics
Mar 28, 2019
0
9
For the first time, researchers have demonstrated a new way to perform functions essential to future computation three orders of magnitude faster than current commercial devices. The team lead by Associate Professor Shinobu ...
General Physics
Mar 5, 2019
0
35
Scientists at the U.S. Department of Energy's Ames Laboratory have discovered a means of controlling the surface conductivity of a three-dimensional (3-D) topological insulator, a type of material that has potential applications ...
General Physics
Feb 15, 2019
0
86
A team of experimentalists at the U.S. Department of Energy's Ames Laboratory and theoreticians at University of Alabama Birmingham discovered a remarkably long-lived new state of matter in an iron pnictide superconductor, ...
Superconductivity
Jan 3, 2019
6
2678
A study led by scientists of the Max Planck Institute for the Structure and Dynamics of Matter (MPSD) at the Center for Free-Electron Laser Science in Hamburg/Germany presents evidence of the amplification of optical phonons ...
Optics & Photonics
Nov 15, 2018
0
160
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
