Low energy dynamics of spinor condensates - Condensed Matter > Quantum GasesReport as inadecuate




Low energy dynamics of spinor condensates - Condensed Matter > Quantum Gases - Download this document for free, or read online. Document in PDF available to download.

Abstract: We present a derivation of the low energy Lagrangian governing the dynamicsof the spin degrees of freedom in a spinor Bose condensate, for any phase inwhich the average magnetization vanishes. This includes all phases found withinmean-field treatments except for the ferromagnet, for which the low energydynamics has been discussed previously. The Lagrangian takes the form of asigma model for the rotation matrix describing the local orientation of thespin state of the gas.



Author: Austen Lamacraft

Source: https://arxiv.org/







Related documents