A variational coherent-state method applied after a specially chosen unitary transformation reproduces beyond-mean-field quantum dynamics, including collapse of coherence, at near-mean-field numerical cost.
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Scrambled Mean Field Approach to the Quantum Dynamics of Degenerate Bose Gases
A variational coherent-state method applied after a specially chosen unitary transformation reproduces beyond-mean-field quantum dynamics, including collapse of coherence, at near-mean-field numerical cost.