Friday 25 May 2012

Magnon decays: a review

Spontaneous Magnon Decays.
M. E. Zhitomirsky, A. L. Chernyshev
ArXiv 1205.5278 (2012)
Zero-temperature self-energy diagrams due to the three-magnon, (a) and (b), and four-magnon, (c) and (d), interactions.

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