We can frequently find in our daily lives a localized wave structure that maintains its shape upon propagation—picture a smoke ring flying in the air. Similar stable structures have been studied in various research fields ...
Optics & Photonics
Jan 19, 2023
1
5587
Sticking swabs up our noses and down our throats to confirm or deny whether we are infected with the coronavirus—almost all of us have done it multiple times in the last couple of years.
Bio & Medicine
Jan 18, 2023
0
25
Topological phases are not restricted to electronic systems. They can also occur in magnetic materials whose properties are described in terms of magnetic waves—or so-called magnons. However, even though scientists have ...
Optics & Photonics
Jan 17, 2023
0
282
An international team of scientists have successfully mapped the magnetic field of our galaxy, the Milky Way, using telescopes that observe the sky in the microwave range. The new research is published in Monthly Notices ...
Astronomy
Jan 12, 2023
0
507
What if there were a gadget that could within short order check whether you have COVID or the flu—or maybe it would even pick up that you have diabetes without knowing it? The device could figure all this out without you ...
Optics & Photonics
Dec 29, 2022
1
153
The standard view of gamma-ray bursts as a signature for different types of dying stars might need a rewrite. Recent astronomical observations, supported by theoretical modeling, reveal a new observational fingerprint of ...
Astronomy
Dec 7, 2022
0
92
A team of German and Spanish researchers from Valencia, Münster, Augsburg, Berlin and Munich have succeeded in controlling individual light quanta to an extremely high degree of precision. In Nature Communications, the researchers ...
Optics & Photonics
Nov 21, 2022
0
363
A team of scientists from the Department of Energy's Ames National Laboratory has developed a new characterization tool that allowed them to gain unique insight into a possible alternative material for solar cells. Under ...
Optics & Photonics
Nov 15, 2022
2
748
Terahertz radiation, whose wavelengths lie between those of microwaves and visible light, can penetrate many nonmetallic materials and detect signatures of certain molecules. These handy qualities could lend themselves to ...
Nanophysics
Nov 7, 2022
0
526
An improvement to a Nobel Prize-winning technology called a frequency comb enables it to measure light pulse arrival times with greater sensitivity than was previously possible—potentially improving measurements of distance ...
Optics & Photonics
Oct 24, 2022
0
13
