Figure 4 | Scientific Reports

Figure 4

From: High sensitive label-free optical sensor based on Goos–Hänchen effect by the single chirped laser pulse

Figure 4

Lateral shifts \({S}_{r}\) (solid) and \({S}_{t} \)(dashed) at different incident angles ranging from 0 to \(\pi /2\) rad for \({\Gamma }_{12}^{-1}={\Gamma }_{34}^{-1}=1.7 \mathrm{ps}, {\Gamma }_{13}^{-1}={\Gamma }_{14}^{-1}={\Gamma }_{23}^{-1}={\Gamma }_{24}^{-1}=100 \,\mathrm{fs}, {\gamma }_{ij}^{-1}=1 \,\mathrm{ns}, \tau =17 \,\mathrm{fs}\), \({\varphi }^{"}={+10}^{3}{ \,\mathrm{fs}}^{2}\) (a) \(\Delta =2500 \,{\mathrm{cm}}^{-1},\) (b) \(\Delta =2600 \,{\mathrm{cm}}^{-1},\) (c) \(\Delta =2700 \,{ \mathrm{cm}}^{-1},\) and (d) \(\Delta =2800 \,{\mathrm{cm}}^{-1}.\)

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