Quantum FROG measures complex temporal modes, quadrature covariances, and up to 7 dB multimode squeezing in femtosecond squeezed vacuum states with over 100 THz bandwidth on a nanophotonic chip.
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A FROG technique employing parametric amplification is proposed and validated via numerical simulations to recover temporal mode shapes and squeezing levels of multimode ultrafast squeezed states.
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Quantum Frequency Resolved Optical Gating of Few-Cycle Squeezed Vacuum
Quantum FROG measures complex temporal modes, quadrature covariances, and up to 7 dB multimode squeezing in femtosecond squeezed vacuum states with over 100 THz bandwidth on a nanophotonic chip.
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Frequency resolved optical gating using parametric amplification for characterizing ultrafast temporally multimode squeezed states
A FROG technique employing parametric amplification is proposed and validated via numerical simulations to recover temporal mode shapes and squeezing levels of multimode ultrafast squeezed states.