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What is superfluid helium?
Superfluid helium is what you get when you cool helium to near absolute zero under normal atmospheric pressure (1 atm). From absolute zero up, the phases of helium at normal atmospheric pressure are superfluid, liquid, gas; higher pressure than atmospheric is required to produce solid helium. Superfluid is a state of matter that can only be understood using quantum mechanics. It is similar to a liquid, but different in certain ways: in particular, zero viscosity and infinite thermal conductivity. It is related to a Bose-Einstein Condensate. The term superfluid helium usually refers to superfluid ^4Helium, helium-4 with a nucleus containing two protons and two neutrons and overall quantum mechanical spin zero. Superfluid ^4He exists below about 4 degrees Kelvin (at 1 atm). The isotope ^3He, helium with a nucleus with only one neutron, exists as a superfluid at lower temperatures, below one kelvin, and different mathematics is required to describe it; the differences follow from the fact that the ^3He atom has quantum mechanical spin 1/2.
What is the superfluid vacuum theory and how does it explain the fundamental nature of the vacuum in quantum physics?
The superfluid vacuum theory proposes that the vacuum of space is not empty but filled with a superfluid that has unique properties. This theory suggests that particles and forces arise from the interactions of this superfluid, providing a deeper understanding of the fundamental nature of the vacuum in quantum physics.
Does superfluid have a definite shape and volume?
No.
Can red Mercury become a superfluid?
No
Which liquid has zero viscosity?
Superfluid helium is an example of a liquid with zero viscosity at temperatures close to absolute zero. This unique property allows it to flow without any resistance.
What is viscosity of super liquids?
They have no viscosity. A superfluid can even seep out of its container.
What is a pair of supergass?
A pair of supergasses refers to two gases that exhibit superfluid or superconducting properties when cooled to extremely low temperatures. In the context of quantum mechanics, superfluids can flow without viscosity, while superconductors can conduct electricity without resistance. These phenomena arise from quantum effects that dominate at low temperatures, leading to unique behaviors not observed in ordinary gases. Examples include helium-4 and helium-3 in their superfluid states.
What is an example of a Bose-Einstein condensate?
An example of a Bose-Einstein condensate is a superfluid state of matter formed by cooling a dilute gas of boson particles to temperatures close to absolute zero. These condensates exhibit unique quantum phenomena such as superfluidity, where the particles flow without viscosity.
How do you make a superfluid?
send it to a planet with a red sun where regular liquids will raise it from a small child into a great liquid who can fly and is super strong. he will then move to metropilis and fall in love with liquid lane and he will save her many times.
What is the coldest element on the periodic table?
The coldest element on the periodic table is helium. At very low temperatures, helium can exist in a superfluid state where it exhibits unique properties such as zero viscosity and resistance to flow. This makes it essential for a variety of low-temperature applications, including cooling superconducting magnets in MRI machines.
What has the author Cecil Taverner Lane written?
Cecil Taverner Lane has written: 'Superfluid physics' -- subject(s): Helium, Superfluidity
What has the author Alun JE Williams written?
Alun J.E Williams has written: 'The lifetime of quantised excitations on the surface of superfluid helium'
