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 ...
Interesting Engineering on MSN7 天
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.
Yahoo News7 天
Scientists catch spirals of Kelvin waves in superfluid helium for the first time
"In previous studies, Kelvin wave-like oscillations were observed only accidentally. We developed a novel method to manipulate an ideal vortex in superfluid helium, providing a new way to study the ...
Science Daily4 天
Physicists measure a key aspect of superconductivity in 'magic-angle' graphene
This "superfluid stiffness," or the ease with which a current of electron pairs can flow, is a key measure of a material's superconductivity. Physicists at MIT and Harvard University have now ...
Phys.org24 天
First-ever simulation of chaotic sound wave propagation confirms acoustic turbulence theory
Turbulence is the complex chaotic behavior of fluids ... sound waves that propagate chaotically in certain media, such as superfluid helium. In the 1970s, Soviet scientists proposed that ...