Optical scientists have found a new way to significantly increase the power of fiber lasers while maintaining their beam quality, making them a future key defense technology against low-cost drones and for use in other applications ...
Optics & Photonics
Nov 20, 2023
0
78
DSOC, an experiment that could transform how spacecraft communicate, has achieved "first light," sending data via laser to and from far beyond the moon for the first time.
Space Exploration
Nov 17, 2023
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18
Metamaterials are products of engineering wizardry. They are made from everyday polymers, ceramics, and metals. And when constructed precisely at the microscale, in intricate architectures, these ordinary materials can take ...
Condensed Matter
Nov 15, 2023
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43
For a magnet to stick to a fridge door, several physical effects inside of it need to work together perfectly. The magnetic moments of its electrons all point in the same direction, even if no external magnetic field forces ...
Condensed Matter
Nov 15, 2023
0
68
A new method of creating laser pulses, more than 1,000 times as powerful as those currently in existence, has been proposed by scientists in the UK and South Korea.
Optics & Photonics
Nov 14, 2023
0
86
Researchers at the Max Planck Institute for the Structure and Dynamics of Matter (MPSD) in Hamburg, Germany, have shown that a previously demonstrated ability to turn on superconductivity with a laser beam can be integrated ...
Optics & Photonics
Nov 13, 2023
0
75
Absolutely empty—that is how most of us envision the vacuum. Yet, in reality, it is filled with an energetic flickering: the quantum fluctuations.
Quantum Physics
Nov 13, 2023
0
142
Researchers at the Technical University of Munich (TUM) have succeeded in measuring the Earth's rotation more exactly than ever before. The ring laser at the Geodetic Observatory Wettzell can now be used to capture data at ...
Astronomy
Nov 11, 2023
5
1092
Deep within every piece of magnetic material, electrons dance to the invisible tune of quantum mechanics. Their spins, akin to tiny atomic tops, dictate the magnetic behavior of the material they inhabit. This microscopic ...
Condensed Matter
Nov 10, 2023
6
372
Lasers are essential tools for observing, detecting, and measuring things in the natural world that we can't see with the naked eye. But the ability to perform these tasks is often restricted by the need to use expensive ...
Optics & Photonics
Nov 9, 2023
0
73
