(Color online) (a) DFWM signals in GaAs thin films observed at various values. is kept at 0.10 mW. The inset shows the dependence of the signal intensity. (b) Analysis of signal intensity based on Rabi oscillation. The solid curve indicates the fitting curve.
(Color online) (a) dependence of the DFWM signal measured at various values. Solid curves indicate the analysis curves based on the Rabi oscillation. Arrows show reaching a maximum intensity. (b) Peak as a function of . The solid line indicates the linear fitting.
(Color online) (a) Normalized DFWM signal at various values shown in Fig. 1(a). Dotted curves indicate the fitting using Eq. (2). (b) Dependence on of (open circles) and (closed circles) evaluated by using Eq. (2).
Rabi frequency estimated from the results of Fig. 2. The values indicated by the open (closed) circles were estimated when was variable (constant).
(Color online) dependence of measured at various values. Solid curves indicate the analysis curves. The dashed curve indicates the curve calculated by use of .
dependence of the peak evaluated in Fig. 5.
(Color online) (a) Calculated dependence of at . (b) Image map of the dependence of at various values. The brightness is proportional to intensity. (c) Estimated dependence of at .
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