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Preparation of isotopically pure superfluid 4He suitable for constructing a high density neutron source.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

<mark>Journal publication date</mark>12/12/1977
<mark>Journal</mark>Physics Letters A
Issue number2
Number of pages3
Pages (from-to)205-207
Publication StatusPublished
<mark>Original language</mark>English


We have developed an isotopic purification technique by which the 4He/3He ratio may be raised beyond 2 x lO^15. This purity is sufficient for an experimental realisation of the neutron bottle recently proposed by Golub and Pend1ebury.