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December 15, 1959Physical Review

Ions in Liquid Helium

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Authors

KAK. R. AtkinsUniversity of the Sciences

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Implication

Theoretical modeling reveals reduced ion mobility in liquid helium-4, suggesting that electrostrictive density increases force ions to drag roughly fifty solvent atoms.

Key Points

  • To explain why the mobility of ions in liquid helium-4 is lower than that of helium-3 atoms and exhibits a distinct temperature dependence.
  • Applied a semiclassical approximation to compute the surrounding liquid density field induced by a positive ion.
  • Modeled electrostriction mechanisms and evaluated structural differences between positive and negative ion density fields.
  • Electrostrictive forces significantly elevate the liquid density surrounding an ion, causing it to drag approximately 50 helium-4 atoms during transport.
  • Calculations indicate structural density field asymmetries between positive and negative ions, offering testable criteria for experimental verification.

Cite This Study

K. R. Atkins (1959) studied this question.

synapsesocial.com/papers/6a15a2efcb801b7f954ebe80https://doi.org/10.1103/physrev.116.1339
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Also Consider

Synapse has enriched 4 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1On a Metastable Energy State of the Negative Helium Ion1955 · 84 citations
  2. 2Thermodynamic properties and melting of solid helium1953 · 121 citations
  3. 3IONIC MOBILITIES IN ARGON AND HELIUM LIQUIDS1957 · 96 citations
  4. 4Progress in Low Temperature Physics.1956 · 1,077 citations