Enhancement techniques including UV resonance Raman, coherent anti-Stokes Raman scattering, surface-enhanced Raman scattering and tip-enhanced Raman spectroscopy overcome the traditional challenge ...

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(such as SNOM); ultrasensitive detection and spectroscopy of chemical and biological objects based on surface-enhanced Raman scattering (SERS); fluorescence imaging with single-molecule ...

This limitation can sometimes be mitigated by using lasers with different wavelengths or employing surface-enhanced Raman scattering (SERS) techniques. Sensitivity Issues: The intensity of Raman ...