It's not easy to be sure that drugs and supplements with twisted—or chiral—structures are turning in the correct direction. Now, twirling infrared light can probe both the structures of molecular crystals and their twists, ...
Optics & Photonics
Mar 21, 2022
0
46
Raman spectroscopy offers a powerful approach to chemical measurement. By directly probing molecular vibrations, it obtains chemical specificity without the need for chemical labels. Thanks to these virtues, it has become ...
Optics & Photonics
Mar 1, 2022
0
28
Researchers have taken a major step towards bringing terahertz frequencies out of their hard-to-reach region of the electromagnetic spectrum and into everyday applications. In a new paper, the researchers demonstrate a first-of-its-kind ...
Optics & Photonics
Jan 27, 2022
0
113
A Christmas tree with a thickness of one atom has been made at DTU. It shows how terahertz measurements can be used to ensure the quality of graphene.
Nanomaterials
Dec 23, 2021
0
133
How positively and negatively charged ions behave at the interface between a solid surface and an aqueous solution has been investigated by researchers from the Cluster of Excellence RESOLV at the Ruhr-Universität Bochum, ...
Materials Science
Nov 23, 2021
0
211
Terahertz radiation, between infrared and microwave radiation in the electromagnetic spectrum, possesses unique advantages for fundamental studies and practical applications. The ability to generate and manipulate broadband ...
Optics & Photonics
Oct 26, 2021
0
45
Topological insulators conduct electricity in a special way and hold the promise of novel circuits and faster mobile communications. Under the leadership of the Helmholtz-Zentrum Dresden-Rossendorf (HZDR), a research team ...
Quantum Physics
Oct 21, 2021
0
413
DTU and Royal Greenland have collaborated on a new technology that can measure the thickness of the ice glaze on frozen prawns. This is important to know so that the prawns stay fresh and consumers get the right quantity ...
Optics & Photonics
Sep 27, 2021
0
5
Electrical engineers from the UCLA Samueli School of Engineering have developed a more efficient way of converting light from one wavelength to another, opening the door for improvements in the performance of imaging, sensing ...
General Physics
Jul 30, 2021
18
913
Screens may be larger on smartphones now, but nearly every other component is designed to be thinner, flatter and tinier than ever before. The engineering requires a shift from shapely, and bulky lenses to the development ...
Optics & Photonics
Jul 7, 2021
0
5
