Goldstone Mode Induced by Skyrmions and Collective Modes in Disordered Quantum Hall Crystals

19th International Conference on Electron Dynamics in Semiconductors, Optoelectronics and Nanostructures

Kanazawa, I.^1

Department of Physics, Tokyo Gakugei University, Koganeishi, Tokyo

184-8501, Japan^1

关键词: Collective modes;    Effective Lagrangian;    Filling factor;    Gauge fields;    Goldstone modes;    Quantum hall;    Skyrmions;   

Others  :  https://iopscience.iop.org/article/10.1088/1742-6596/647/1/012054/pdf
DOI  :  10.1088/1742-6596/647/1/012054

来源: IOP

【 摘 要 】

We have proposed the effective Lagrangian density for the skyrmion-like solitons around the filling factor v ∼ 1, and have introduced the massless gauge field (Goldstone mode) induced by the hedgehog-like solitons. We have discussed the skyrmion glassy behaviour.