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A beginner's guide to the modern theory of polarization
Published 7 Feb 2012 in cond-mat.mtrl-sci | (1202.1831v1)
Abstract: The so-called {\it Modern Theory of Polarization}, which rigorously defines the spontaneous polarization of a period solid and provides a route for its computation in electronic structure codes through the Berry phase, is introduced in a simple qualitative discussion.
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