A Krylov-space approach provides exact expressions for the Lieb-Robinson velocity and quantum speed limit in the single-excitation subspace of inhomogeneous spin ensembles, revealing strong dependence on the resonance frequency distribution.
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Discovery of triggered emission in nonlinear multi-photon regimes, enabled by energy matching and wavefunction overlap, leading to correlated photon pairs and superposition states.
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Quantum information spreading in inhomogeneous spin ensembles
A Krylov-space approach provides exact expressions for the Lieb-Robinson velocity and quantum speed limit in the single-excitation subspace of inhomogeneous spin ensembles, revealing strong dependence on the resonance frequency distribution.
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Environmental Quantum States Trigger Emission in Nonlinear Photonics
Discovery of triggered emission in nonlinear multi-photon regimes, enabled by energy matching and wavefunction overlap, leading to correlated photon pairs and superposition states.