Analyticity and symmetry of band extrema in gapped solids: when does the effective mass approximation hold?

Fuente: arXiv

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Bibliographic Details
Main Authors:	Svaneborg, Jakob Kjærulff, Thygesen, Kristian Sommer
Format:	Preprint
Published:	2026
Subjects:	Materials Science Mathematical Physics
Online Access:	Acceder al recurso
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Internet

https://arxiv.org/abs/2605.02576