helium temperature scale | has approval date 1958 | ![has source: Jerrard, H.G., McNeill, D.B. 1992 Dictionary of Scientific Units, Chapman and Hall, 2001-09-27 09:32:43.0 has source: Jerrard, H.G., McNeill, D.B. 1992 Dictionary of Scientific Units, Chapman and Hall, 2001-09-27 09:32:43.0](facet.gif) |
has definition The vapour pressure of helium 4 is used as an indication of temperature in the region 1 to 5.2 K. | ![has source: Jerrard, H.G., McNeill, D.B. 1992 Dictionary of Scientific Units, Chapman and Hall, 2001-09-27 09:32:43.0 has source: Jerrard, H.G., McNeill, D.B. 1992 Dictionary of Scientific Units, Chapman and Hall, 2001-09-27 09:32:43.0](facet.gif) |
is an instance of temperature unit | ![has source: Jerrard, H.G., McNeill, D.B. 1992 Dictionary of Scientific Units, Chapman and Hall, 2001-09-27 09:32:43.0 has source: Jerrard, H.G., McNeill, D.B. 1992 Dictionary of Scientific Units, Chapman and Hall, 2001-09-27 09:32:43.0](facet.gif) |
temperature unit | is a unit of temperature | ![2001-09-27 09:32:42.0 2001-09-27 09:32:42.0](facet.gif) |
has triple point of water -has source: Jerrard, H.G., McNeill, D.B. 1992 Dictionary of Scientific Units, Chapman and Hall | ![2001-09-27 09:32:42.0 2001-09-27 09:32:42.0](facet.gif) |
has absolute zero -has source: Jerrard, H.G., McNeill, D.B. 1992 Dictionary of Scientific Units, Chapman and Hall | ![2001-09-27 09:32:42.0 2001-09-27 09:32:42.0](facet.gif) |
unit | has historical origin | ![2001-09-27 09:32:42.0 2001-09-27 09:32:42.0](facet.gif) |
represents | ![2001-09-27 09:32:42.0 2001-09-27 09:32:42.0](facet.gif) |