Antireflection coatings are familiar from their use in everyday optical devices, such as glasses and lenses. They can increase the amount of light that passes through optical instruments by reducing the fraction of light ...
Optics & Photonics
May 21, 2014
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Individual molecules are extremely hard to see through feeble fluorescence. Leiden physicists have managed to use tiny gold nanorods as antennas to intensify their signal 500 times. They have published their results in Angewandte ...
Materials Science
Feb 28, 2017
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32
An advanced new three-dimensional (3D) computer simulation of the light emitted following a merger of two neutron stars has produced a similar sequence of spectroscopic features to an observed kilonova.
Astronomy
Oct 18, 2023
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79
The universe we see is only the very tip of the vast cosmic iceberg.
Astronomy
May 3, 2021
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Too cool and faint, many objects in the universe are impossible to detect with visible light. Now a Northwestern University team has refined a new technology that could make these colder objects more visible, paving the way ...
Astronomy
Jul 9, 2014
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A radio telescope at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory has received a significant upgrade, advancing from one dish to four. The upgrades are part of the Laboratory's ongoing effort to test ...
Astronomy
Feb 15, 2019
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21
Studying the universe isn't easy, and not just because of the massive distances involved. If you want to study the galactic nurseries where stars and galaxies form, you often have to look at areas of the universe where there ...
Astronomy
Jun 27, 2023
1
68
ESA's Integral space observatory has been orbiting Earth for 15 years, observing the ever-changing, powerful and violent cosmos in gamma rays, X-rays and visible light. Studying stars exploding as supernovas, monster black ...
Space Exploration
Nov 20, 2017
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15
With a wave length of about half a millimeter, terahertz radiation fills the gap between visible light and radio waves. This radiation lends itself very well to the in-depth measurement of the electrical properties of new ...
Optics & Photonics
Jun 18, 2021
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