An Expedient SERS Strip Tactic for Rapid On-Site Detection with Long-Time Sensitivity and Repeatability

Figure 4

(a) The Raman spectra of 0.5 mM of Rh6G sampled by sealed predeposited strips (up) and strips fabricated with the tactic (down) and (b) the 1364 cm⁻¹ peak intensity plot of these spectra in ten days.

(a)

(b)