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Points from Foregoing Letters

Nature volume 142, page 675 (08 October 1938) | Download Citation



FURTHER observations on the flow of liquid helium II are reported by Dr. J. F. Allen and A. D. Misener, showing that the velocity increases very rapidly between 2.177° and 1.15° K., and becomes independent of pressure as the area of the capillary is reduced. In no case Was a purely linear flow observed, and the correction due to surface flow was found to be small.

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