You can hear every event twice in a three-dimensional quantum gas
If you could immerse yourself in a quantum fluid, you would hear every event twice, because they support two sound waves with different speeds.
If you could immerse yourself in a quantum fluid, you would hear every event twice, because they support two sound waves with different speeds.
Quantum Physics
Jun 7, 2022
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1328
To achieve practical energy from fusion, extreme heat from the fusion system "blanket" component must be extracted safely and efficiently. Oak Ridge National Laboratory fusion experts are exploring how tiny 3D-printed obstacles ...
Plasma Physics
May 25, 2022
2
23
Researchers at Florida State University's Center for Advanced Power Systems (CAPS), in collaboration with Colorado-based Advanced Conductor Technologies, have demonstrated a new, ready-to-use superconducting cable system—an ...
Superconductivity
May 24, 2022
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96
A new study, conducted by scientists at The University of New Mexico, found ancient, primordial helium-3 leaking from the Earth's core, suggesting the planet formed inside a solar nebula, stirring further debate among scientists.
Earth Sciences
May 7, 2022
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46
Scientists from the Graduate School of Engineering Science at Osaka University have shown how silicon nanoparticles can become trapped inside the vortices that form inside superfluid helium. This work opens up new possibilities ...
Nanophysics
May 4, 2022
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222
Physicists at the Australian National University have developed the most sensitive method ever for measuring the potential energy of an atom (within a hundredth of a decillionth of a joule—or 10-35 joule), and used it to ...
Quantum Physics
Apr 8, 2022
0
475
At the Quark Matter conference today and at the recent Rencontres de Moriond conference, the LHCb collaboration presented an analysis of particle collisions at the Large Hadron Collider (LHC) that may help determine whether ...
Quantum Physics
Apr 8, 2022
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160
Scientists are holding up a "mirror" to protons and neutrons to learn more about the particles that build our visible universe. The MARATHON experiment, carried out at the U.S. Department of Energy's Thomas Jefferson National ...
General Physics
Mar 31, 2022
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380
Helium-3, a rare isotope of helium gas, is leaking out of Earth's core, a new study reports. Because almost all helium-3 is from the Big Bang, the gas leak adds evidence that Earth formed inside a solar nebula, which has ...
Earth Sciences
Mar 28, 2022
2
728
A hybrid matter—an antimatter helium atom containing an antiproton, the proton's antimatter equivalent in place of an electron, has an unexpected response to laser light when immersed in superfluid helium, reports the ASACUSA ...
General Physics
Mar 17, 2022
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1757