Many‐Body Effects Found In Solid‐State Plasma
JUN 01, 1967
DOI: 10.1063/1.3034356
Spin waves, which are collective periodic variations of the magnetization vector, have been found in both sodium and potassium. This is the first observation of genuine many‐body effects in a solid‐state plasma, and it confirms the collective Fermi‐liquid model first proposed by Lev Landau ten years ago.
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© 1967 American Institute of Physics
