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Diagram showing the different phases of the helium
First the helium is cooled to 4.5 K. Then the pressure is reduced to 15 millibars and the temperature drops to 1.8 K, at which point the helium becomes superfluid.
| Publicado: |
2005
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| Materias: | |
| Acceso en línea: | http://cds.cern.ch/record/834123 |
| Sumario: | First the helium is cooled to 4.5 K. Then the pressure is reduced to 15 millibars and the temperature drops to 1.8 K, at which point the helium becomes superfluid. |
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