Phys.org9d
Superfluid spirals: Scientists control Kelvin waves for first time
In a new study published in Nature Physics, researchers have developed the first controlled method for exciting and observing Kelvin waves in superfluid helium-4. First described by Lord Kelvin in ...
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First-ever images of heat 'sloshing' like sound waves captured by MIT in a superfluid
The researchers used a superfluid, a state of matter where atoms ... “It’s as if you had a tank of water and made one half nearly boiling,” says Richard Fletcher, an assistant professor ...
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Scientists Confirm The Incredible Existence Of ‘Second Sound’
“If you then watched, the water itself might look totally calm ... After all, when’s the last time you had a close encounter with a superfluid quantum gas? But ask a materials scientist ...
Nanowerk12d
Riding the quantum Kelvin wave
Scientists demonstrate controlled oscillations of quantum vortex core lines in superfluid helium, visualizing helical waves on quantum vortices.
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Scientists catch spirals of Kelvin waves in superfluid helium for the first time
Kelvin waves have been a mystery for decades but a new method involving superfluid helium-4 can help us control them.
Scientists Observe and Control Kelvin Waves in Superfluid Helium for the First Time
Scientists have controlled Kelvin waves in superfluid helium-4, using electric fields and nanoparticles to visualize them, ...