A Topological Look at the Quantum Hall Effect

A Topological Look at the Quantum Hall Effect

The amazingly precise quantization of Hall conductance in a two-dimensional electron gas can be understood in terms of a topological invariant known as the Chern number.

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Bibliographische Detailangaben
Veröffentlicht in:Physics today 2003-08, Vol.56 (8), p.38-42
Hauptverfasser: Avron, Joseph E., Osadchy, Daniel, Seiler, Ruedi
Format: Artikel
Sprache:eng
Schlagworte:
Electrons
Gases
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Beschreibung
Zusammenfassung:The amazingly precise quantization of Hall conductance in a two-dimensional electron gas can be understood in terms of a topological invariant known as the Chern number.
ISSN:0031-9228
1945-0699
DOI:10.1063/1.1611351