In daily life, when two objects are "indistinguishable," it's due to an imperfect state of knowledge. As a street magician scrambles the cups and balls, you could, in principle, keep track of which ball is which as they are ...
Optics & Photonics
May 8, 2024
0
381
An international research team led by Universität Hamburg, DESY, and Stanford University has developed a new approach to characterize the electric field of arbitrary plasmonic samples, like, for example, gold nanoparticles. ...
Nanophysics
May 8, 2024
0
43
Proximity is key for many quantum phenomena, as interactions between atoms are stronger when the particles are close. In many quantum simulators, scientists arrange atoms as close together as possible to explore exotic states ...
Condensed Matter
May 2, 2024
2
226
Hvidovre Hospital has the world's first prototype of a sensor capable of detecting errors in MRI scans using laser light and gas. The new sensor, developed by a young researcher at the University of Copenhagen and Hvidovre ...
Optics & Photonics
May 2, 2024
0
70
In order to better understand fundamental processes in life science at the molecular level, the precise observation of single molecule dynamics is of utmost interest. However, current techniques based on fluorescence measurements ...
Bio & Medicine
Apr 30, 2024
0
1
Look closely at Impressionist paintings in museums compared with photos of them taken 50 years ago, and you might notice something odd: Some are losing their bright yellow hues.
Optics & Photonics
Apr 29, 2024
0
36
Researchers have developed a compact and lightweight single-photon airborne lidar system that can acquire high-resolution 3D images with a low-power laser. This advance could make single-photon lidar practical for air and ...
Optics & Photonics
Apr 25, 2024
0
407
A team led by atmospheric scientists at the U.S. Department of Energy's Brookhaven National Laboratory has demonstrated the first-ever remote observations of the fine-scale structure at the base of clouds. The results, just ...
Earth Sciences
Apr 24, 2024
0
159
Unlike electrons, particles of light are uncharged, so they do not respond to magnetic fields. Despite this, researchers have now experimentally made light effectively "feel" a magnetic field within a complicated structure ...
Condensed Matter
Apr 24, 2024
0
70
Superradiant atoms can help us measure time more precisely than ever. In a recent study, researchers from the University of Copenhagen present a new method for measuring the time interval, the second, mitigating some of the ...
General Physics
Apr 22, 2024
0
107
