A broadband mid-infrared temporal ghost imaging system based on non-degenerate two-photon absorption achieves over 40-fold bandwidth extension, 0.05 pJ/pulse sensitivity, 80% compressed sensing reduction, and operation across 2.5-3.8 μm.
Compressive ultrafast pulse measurement via time-domain single-pixel imaging,
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2026 1verdicts
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Mid-infrared temporal ghost imaging via two-photon structured encoding
A broadband mid-infrared temporal ghost imaging system based on non-degenerate two-photon absorption achieves over 40-fold bandwidth extension, 0.05 pJ/pulse sensitivity, 80% compressed sensing reduction, and operation across 2.5-3.8 μm.