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Phys. Rev. B 3, 3681–3692 (1971)

General Expression for the Density Effect for the Ionization Loss of Charged Particles

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R. M. Sternheimer and R. F. Peierls
Brookhaven National Laboratory, Upton, New York 11973

Received 21 January 1971; published in the issue dated 1 June 1971

This paper presents a simple reformulation of the expression for the density effect correction δ, i. e., the reduction in the ionization loss of fast charged particles due to the dielectric polarization of the medium. The general expression for δ thus obtained is applicable to both condensed materials and gases. Its accuracy is such that the resulting values of the ionization loss dE/dx are expected to have a maximum error of less than 2% throughout the range of momenta where the density effect is important.

© 1971 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevB.3.3681
DOI:
10.1103/PhysRevB.3.3681
PACS: