Chinese Journal of Liquid Crystals and Displays, Volume. 37, Issue 9, 1174(2022)
Processing and analysis of surface plasmon resonance image of polystyrene microspheres
Fig. 1. Schematic diagram of HS-SPRM system (LS: laser-pumped broadband light source; MF: multimode optical fiber; CD: collimating device; LP: linear polarizer; AD: aperture diaphragm; L: f=30 mm achromatic cemented-double lens; M: mirror; IP: the image plane of L; OBJ: objective lens; HSI: hyperspectral imaging device).
Fig. 2. Schematic diagram of the SPR hyperspectral data cube processing method and procedure
Fig. 3. SPR images processing effect of polystyrene microspheres. (a) Original SPR hyperspectral pseudocolor image; (b) Original TE-polarized hyperspectral pseudocolor image; (c) SPR hyperspectral pseudocolor image processed in TM/TE mode; (d) Smoothed TM/TE mode SPR hyperspectral pseudocolor image; (e~h) Single-pixel SPR spectra indicated in Fig.3 (a~d).
Fig. 4. Comparison of the reflected bright-field microscopic image of a sample of polystyrene microspheres with the SPR image of the same sample. (a) Reflected bright-field microscopic image; (b, c) 525 nm single-band SPR grayscale images before and after processing; (d~f) Magnified views of the selected areas in fig.4 (a~c).
Fig. 5. Schematic diagram of the prism coupled SPRi sensor structure for analysis of polystyrene microspheres
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Jing-ning WU, Zi-wei LIU, Bo YANG, Chen CAI, Zhi-mei QI. Processing and analysis of surface plasmon resonance image of polystyrene microspheres[J]. Chinese Journal of Liquid Crystals and Displays, 2022, 37(9): 1174
Category: Research Articles
Received: Feb. 16, 2022
Accepted: --
Published Online: Sep. 14, 2022
The Author Email: Zhi-mei QI (zhimei-qi@mail.ie.ac.cn)