DOI:https://doi.org/10.1103/PhysRevLett.15.860
©1965 American Physical Society
R. D. Fowler, B. T. Matthias, L. B. Asprey, H. H. Hill, J. D. G. Lindsay, C. E. Olsen, and R. W. White
Vol. 15, Iss. 22 — 29 November 1965
Sign up to receive regular email alerts from Physical Review Letters