helium I

noun

Definition of helium I

: normal liquid helium boiling at 4.2° K under a pressure of 1 atmosphere and capable of existing between the critical point 5.2° K and 2.26 atmosphere and the lambda point of 2.19° K

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Cite this Entry

“Helium I.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/helium%20I. Accessed 25 Jun. 2022.

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