Beams of accelerated electrons power electron microscopes, X-ray lasers, medical accelerators and other devices. To optimize the performance of these applications, operators must be able to analyze the quality of the beams ...
General Physics
Mar 24, 2021
0
178
Today (3 December), an international team of astronomers announced the most detailed ever catalogue of the stars in a huge swathe of our Milky Way galaxy. The measurements of stellar positions, movement, brightness and colours are ...
Astronomy
Dec 3, 2020
6
173
The validation and application of theories in physics require the measurement of universal values known as fundamental constants.
General Physics
Dec 2, 2020
2
2167
You can't see it. You can't feel it. But the substance scientists refer to as dark matter could account for five times as much "stuff" in the universe as the regular matter that forms everything from trees, trains and the ...
General Physics
Nov 30, 2020
3
2423
An international collaboration of scientists has recorded the most accurate confirmation to date for one of the cornerstones of Einstein's theory of general relativity, 'the universality of free fall."
Astronomy
Jun 10, 2020
24
14638
Many emerging technologies rely on high-quality lasers. Laser-based LiDAR sensors can provide highly accurate scans of three-dimensional spaces, and as such are crucial in applications ranging from autonomous vehicles to ...
Optics & Photonics
May 7, 2020
0
84
In a new study, researchers showed that quantum light can be used to track enzyme reactions in real time. The work brings together quantum physics and biology in an important step toward the development of quantum sensors ...
Optics & Photonics
Nov 18, 2019
0
264
A hair-sized probe that can measure key indicators of tissue damage deep in the lung has been developed by scientists.
Engineering
Jun 17, 2019
0
382
How liquids are repelled by a surface, a property called "wettability," is important for engineers to develop aircraft that resist ice formation, for fashion designers developing outdoor gear that repels rain and dirt, and ...
Condensed Matter
Mar 14, 2019
0
63
The electric eel has always been noted for its impressive ability to shock and subdue its prey. It's recently become clear that electric eels also use a clever trick to deliver an intense, Taser-like jolt to potential predators: ...
Plants & Animals
Sep 14, 2017
0
331
