Also sometimes called helium II, in contrast to helium I, which is the non-superfluid liquid helium phase.
- Liquid helium | 37, 153, 2
- Helium | 0, 153, 5
- Chemical element | 0, 733, 46
- Chemistry | 136, 2k, 98
- Natural science | 0, 61k, 2k
- Science | 0, 66k, 2k
- Ciro Santilli's Homepage | 262, 218k, 4k
- Spin experiments | 101, 172, 4
- Superfluid helium-3 | 75