In driven XXZ Heisenberg spin chains, the Chern number increases with chain length and is tunable by anisotropy, yielding a topological frequency converter with arbitrarily large quantized conversion ratio.
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A 1D superfluid of hard-core bosons with pair-wise attractive interactions forms molecular dimers that exhibit emergent repulsive interactions and phase separation into charge-density wave puddles, as revealed by DMRG and effective Hamiltonians.
citing papers explorer
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Universal Topological Power Transfer with Arbitrarily Large Chern Number in Driven Quantum Spin Chains
In driven XXZ Heisenberg spin chains, the Chern number increases with chain length and is tunable by anisotropy, yielding a topological frequency converter with arbitrarily large quantized conversion ratio.
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Emergence of a molecular quantum liquid in one dimension
A 1D superfluid of hard-core bosons with pair-wise attractive interactions forms molecular dimers that exhibit emergent repulsive interactions and phase separation into charge-density wave puddles, as revealed by DMRG and effective Hamiltonians.