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Two-Fluid Model for Anisotropic Superfluids

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Introduction Action Principle Classic Approach Sound Propagation Anisotropy<br />

Introduction<br />

Hydrodynamic Theory of Superfluidity<br />

1937 Kapitza: superfluid helium<br />

strange behavior:<br />

◮<br />

◮<br />

zero viscosity <strong>for</strong> capillary flow<br />

finite viscosity <strong>for</strong> rotating flow<br />

1941 Landau – Landau-Khalatnikov <strong>Two</strong>-<strong>Fluid</strong> <strong>Model</strong><br />

generic equations: application in ultracold quantum gases<br />

this talk: generalization to dipolar gases<br />

<strong>Two</strong>-<strong>Fluid</strong> <strong>Model</strong> <strong>for</strong> <strong>Anisotropic</strong> <strong>Superfluids</strong><br />

Carolin Wille

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