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23 - Quantum Theory of Magnetism: Magnetic Insulator Ground States and Spin-Wave Excitations

from Part Three - Many-Body Physics

Published online by Cambridge University Press:  06 March 2020

Michael El-Batanouny
Michael El-Batanouny
Affiliation:
Boston University
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Summary

Covers ferromagnetic and antiferromagnetic insulators, describing the nature of their respective ground states and deriving their spin-wave excitation spectra with the aid of the Holstein–Primakoff transformation.

Keywords

Ferro/antiferromagnetic ground statesspin-wave excitationsHolstein–Primakoff operators
Type
Chapter
Information
Advanced Quantum Condensed Matter Physics
One-Body, Many-Body, and Topological Perspectives
 , pp. 745 - 768
Publisher: Cambridge University Press
Print publication year: 2020

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