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Fig. 17 | Nano Convergence

Fig. 17

From: Integrated enhanced Raman scattering: a review

Fig. 17

Adapted with permission from Ref [65], Copyright © 2020, IEEE

The dashed curve is the measured back-scattered Raman spectrum with the waveguide mode excitation. The solid curve is the spectrum obtained for an oblique free-space excitation at an angle of 75°. The NTP Stokes peaks are highlighted by yellow shaded areas.

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