1 Subjects: “...Surface-enhanced Raman Spectroscopy...”

2 Subjects: “...SERS spectroscopy...”

3 Subjects: “...surface-enhanced Raman spectroscopy...”

4 Subjects: “...Raman spectroscopy...”

5 Subjects: “...FTIR spectroscopy...”

6 Subjects: “...single-defect spectroscopy...”

7 Subjects: “...Mössbauer spectroscopy...”

8 Subjects: “...quartz-enhanced photoacoustic spectroscopy...”

9 Subjects: “...infrared absorption spectroscopy...”

10 Subjects: “...functional near infra-red spectroscopy...”

11 Subjects: “...flicker-noise spectroscopy...”

12 Subjects: “...flicker-noise spectroscopy...”

13 Subjects: “...ATR-FTIR spectroscopy...”

14 Subjects: “...ATR-FTIR spectroscopy...”

15 Subjects: “...ATR-FTIR spectroscopy...”