Quantum dam breaks in superfluids generate undular bore waves with caustic structures mathematically identical to optical double rainbows, revealing universal wave phenomena governed by dispersive quantum pressure effects.
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@informaq.bsky.social@informaq.bsky.socialFermionic open quantum system with Markovian reservoirs emulates black-hole horizons and demonstrates Hawking radiation signatures through effective non-Hermitian geometry, with measurable pair correlations satisfying fermionic covariance constraints.