Strong spin-orbit interaction and <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi>g</mml:mi></mml:math>-factor renormalization of hole spins in Ge/Si nanowire quantum dots
F. N. M. Froning, M. J. Rančić, B. Hetényi, S. Bosco, M. K. Rehmann, A. Li, E. P. A. M. Bakkers, F. A. Zwanenburg, D. Loss, D. M. Zumbühl, F. R. Braakman
Abstract
The authors use double quantum dot transport measurements to reveal the presence of a strong spin-orbit interaction in Ge/Si nanowires. They also show that this strong spin-orbit interaction gives rise to a g-factor renormalization with magnetic field.
Topics & Concepts
Quantum dotPhysicsRenormalizationCondensed matter physicsSpinsNanowireQuantum mechanicsKondo effectQuantumRenormalization groupMagnetic fieldCoupling (piping)Spin (aerodynamics)Density matrix renormalization groupQuantum fluctuationQuantum electrodynamicsFerromagnetismQuantum and electron transport phenomenaTopological Materials and PhenomenaSurface and Thin Film Phenomena