Anomalous Spin Response and Virtual-Carrier-Mediated Magnetism in a Topological Insulator

2015/06/30 by T. Kernreiter, M. Governale, U. Zülicke +2
Materials Science · Physics and Astronomy · #Chemical and Physical Properties of Materials #Electron #Ferromagnetism #Insulator (electricity) #Magnetism #Quantum and electron transport phenomena #Spin (aerodynamics) #Topological Materials and Phenomena #Topological insulator #cond-mat.mes-hall #cond-mat.mtrl-sci

paper · pdf · doi:10.1103/physrevx.6.021010

published as Phys. Rev. X 6, 021010 (2016) · 15 pages, 8 figures, RevTex4.1; v2: extended and expanded results and presentation

arxiv created 2016/01/14 · openalex publication_date 2016/04/18 · arxiv updated 2016/04/20 · openalex created_date 2020/11/23 · openalex updated_date 2026/08/06

Abstract

Topological insulators combine aspects of metals, semiconductors, and insulators and also show unusual electric properties. A theoretical study reveals that they also exhibit unconventional magnetism as a result of electron transitions normally forbidden by energy conservation.

Citations

• Edge-mode superconductivity in a two-dimensional topological insulator
• Quantum Anomalous Hall Effect inHg1−yMnyTeQuantum Wells
• Spin orientation of holes in quantum wells
• Spin polarization of the quantum spin Hall edge states
• Topological insulators and superconductors
• Evidence for Helical Edge Modes in InvertedInAs/GaSbQuantum Wells
• Quantum Spin Hall Insulator State in HgTe Quantum Wells
• Spin Susceptibility of an Ultra-Low-Density Two-Dimensional Electron System
• The Quantum Spin Hall Effect: Theory and Experiment
• Ferromagnetism in Magnetically Doped III-V Semiconductors
• Band structure of semimagneticHg1−yMnyTequantum wells