How gravitational waves could help detect Star Trek-style warp drive spaceships
How much do we really know about what else is out there in the universe?
How much do we really know about what else is out there in the universe?
General Physics
Sep 4, 2024
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15
It's not easy making green. For years, scientists have fabricated small, high-quality lasers that generate red and blue light. However, the method they typically employ—injecting electric current into semiconductors—hasn't ...
Optics & Photonics
Aug 28, 2024
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71
A study coordinated by the University of Trento with the University of Chicago proposes a generalized approach to the interactions between electrons and light. In the future, it may contribute to the development of quantum ...
Quantum Physics
Aug 26, 2024
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61
A research team has developed a double-layer dry transfer printing technology that simultaneously transfers light-emitting and electron-transferring layers onto a substrate. This technology is expected to provide a more life-like ...
Optics & Photonics
Aug 22, 2024
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65
Just a few years ago, researchers discovered that changing the angle between two layers of graphene, an atom-thick sheet of carbon, also changed the material's electronic and optical properties. They then learned that a "twist" ...
Nanophysics
Aug 22, 2024
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147
Scientists from the National University of Singapore (NUS) have shown that excitonic resonances and transitions between excitons can significantly increase the efficiency of generating entangled photon pairs. This could lead ...
Condensed Matter
Aug 19, 2024
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132
Four researchers from the Institute of Photonics at Leibniz University Hannover have developed a new transmitter-receiver concept for transmitting entangled photons over an optical fiber. This breakthrough could enable the ...
Quantum Physics
Aug 5, 2024
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243
Imagine the possibility of sending messages that are completely impervious to even the most powerful computers. This is the incredible promise of quantum communication, which harnesses the unique properties of light particles ...
Optics & Photonics
Aug 5, 2024
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52
Dr. Jaeyeon Pyo's team at the Korea Electrotechnology Research Institute (KERI) has become the first in the world to reveal light emission patterns from 3D-printed nanowires, which has been published as a cover article in ...
Nanophysics
Jul 23, 2024
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63
Have you ever placed the palm of your left hand on the back of your right hand in such a way that all fingers point in the same direction? If you have, then you probably know that your left thumb will not touch its right ...
General Physics
Jul 11, 2024
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72