2003/08/01 by J. E. Avron, D. Osadchy, R. Seiler · 4 citations
Physics and Astronomy · #Quantum and electron transport phenomena #Quantum many-body systems #Topological Materials and Phenomena
paper · doi:10.1063/1.1611351
openalex publication_date 2003/08/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/06/13
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.