Research index·Journal articleNotesNature·1 Mar 1910NobleIDark:/48914/w1/20260525/7E4B2C86DOI10.1038/083040b0Journal articleNotesNature · 1910 · SubscriptionNobleIDark:/48914/w1/20260525/7E4B2C86DOI10.1038/083040b0ReadRead at the publisherSaveCiteAdd to literature reviewPaywalledThe full text is at the publisherOpen it at the publisher to read it.Read at the publisherDiscussionAdd to the discussionTopicsRecoilSubject (documents)PhysicsRelated papersMoreDetailsPublished, publisher, issueSuggest a correction or report