Without the far-off-resonance approximation, the ETPA enhancement factor in cesium atoms oscillates with entanglement time and reaches a maximum of ~500, unlike the constant 36*pi with the approximation.
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Entangled-photon-pair excitation plus time-frequency-filtered two-photon counting is proposed as a way to prepare and track narrowband two-exciton populations in dissipative molecular aggregates.
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Entangled Two-Photon Absorption in Cesium Atoms and the Limitations of the Far-Off-Resonance Approximation
Without the far-off-resonance approximation, the ETPA enhancement factor in cesium atoms oscillates with entanglement time and reaches a maximum of ~500, unlike the constant 36*pi with the approximation.
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Entangled photon pair excitation and time-frequency-filtered multidimensional photon correlation spectroscopy as a probe for dissipative exciton kinetics
Entangled-photon-pair excitation plus time-frequency-filtered two-photon counting is proposed as a way to prepare and track narrowband two-exciton populations in dissipative molecular aggregates.