FIG. 4: Variation of S$_{diff}$ (solid line) and the overlap A$_{+}$$_{−}$ (dashed line; right y-axis) with g$_{r}$ for g$_{nr}$ = 2 π GHz and g$_{ph}$ = 2 π × 5 00 MHz. The remaining parameters are as in Fig. 2. FIG. 5: Variation of S$_{diff}$ (solid line) and the overlap A$_{+}$$_{−}$ (dashed line; right y-axis) with g$_{r}$ = g$_{nr}$ for g$_{ph}$ = 0. The other parameters are as in Figs.2. 15  0  0.1  0.2  0.3  0.4  0.5  0  1  2  3  4  5  6  7  8  0  50  100  150  200 S diff A +- g$_{r}$/2  (x 10$^{8}$ Hz)  0  0.1  0.2  0.3  0.4  0.5 0  2  4  6  8  10  12  14  100  200  300  400  500  600  700 S diff A +- g$_{r}$/2  (x 10$^{8}$ Hz)