Zeno elimination via Schur complement in GKSL dynamics induces negative directions in quadratic response tensors even when the microscopic tensor is positive definite.
Reconfigurable synthetic dimension frequency lattices in an integrated lithium niobate ring cavity
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Signature structure of quadratic response under Zeno-Schur coarse graining in open quantum systems
Zeno elimination via Schur complement in GKSL dynamics induces negative directions in quadratic response tensors even when the microscopic tensor is positive definite.