WKB for quantum spins

J.l van Hemmen and A Sütő

Physica A: Statistical Mechanics and its Applications, 2003, vol. 321, issue 3, 493-497

Abstract: A cluster of ferromagnetically coupled magnetic moments behaves at low temperatures as a single spin with large spin quantum number. Here we show the simplicity of a Wentzel–Kramers–Brillouin analysis of spin quantum tunneling in a magnetic anisotropy.

Date: 2003
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Persistent link: https://EconPapers.repec.org/RePEc:eee:phsmap:v:321:y:2003:i:3:p:493-497

DOI: 10.1016/S0378-4371(02)01589-3

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