Tiancheng NI, Bin CAI. Detection of acriflavine hydrochloride based on hydrogel polymer waveguide sensor[J]. Optical Instruments, 2024, 46(2): 20
- Optical Instruments
- Vol. 46, Issue 2, 20 (2024)
Fig. 1. The optical set-up for polymer waveguide fabrication
Fig. 2. Characterization of gold nanoparticles
Fig. 3. SEM image of fiber-hydrogel polymer waveguide-fiber sensor
Fig. 4. Absorption spectra of acriflavine hydrochloride detected by OFWF sensor and commercial UV-Vis spectrometer
Fig. 5. Spectrum of white light source
Fig. 6. Optical set-up for fluorescence spectral measurements
Fig. 7. Fluorescence spectra of acriflavine hydrochloride detected by OFWF sensor and fluorescence spectrometer
Fig. 8. Surface enhanced Raman spectrum of hydrochloride measured by gold nanoparticle-doped polymer waveguide sensor
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