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Figure 1
Sketch (a) and energy level scheme (b) for a generic FWM experiment; panels (c) and (d) are as (a) and (b), respectively, for an ISS experiment based on the transient grating approach. |
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Figure 1
Sketch (a) and energy level scheme (b) for a generic FWM experiment; panels (c) and (d) are as (a) and (b), respectively, for an ISS experiment based on the transient grating approach. |