Electron dynamics in inhomogeneous magnetic fields.
This paper is a review of two-dimensional electron dynamics in microscopically inhomogeneous magnetic fields, focusing on magnetic potentials varying on scales smaller than the mean free path. It covers early work on localization in random magnetic fields, methods to fabricate magnetic potentials, and drift-diffusion transport phenomena. The review also discusses quantum effects and spintronics applications in such magnetic field landscapes.
Key points
- The review focuses on 2D electrons in magnetic potentials varying on sub-mean-free-path length scales.
- It summarizes foundational work on electron localization in random magnetic fields.
- It describes experimental methods used to fabricate tailored magnetic potentials.
- It reviews drift-diffusion transport effects including commensurability oscillations and magnetic channelling.
- It covers quantum phenomena such as magnetic quantum wires, minibands, and tunnelling-related effects.
- It discusses spintronics mechanisms including spin filtering by field gradients and coherent spin manipulation.
Referenced studies & papers
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AI-generated summaries may be incomplete or incorrect. This content is for informational purposes only and is not medical advice.
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