Figure 1 TFBG Optical Fiber Sensor (IMAGE)

Light Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS

Figure 1 TFBG Optical Fiber Sensor

Caption

Electrochemical surface-plasmon-resonance sensing principle and experimental demonstration with a gold-coated TFBG optical fiber sensor. (a) Experimental setup of a plasmonic fiber-optic sensing system for monitoring the SOC of supercapacitors. (b) Photographs of the configuration for the supercapacitor and (c) gold-coated fiber-optic sensing probe. SEM images of (d) the MnO2 electrode and (e) the corresponding magnified image. (f) Schematic of the measurement of the charge-discharge process of supercapacitors by a plasmonic gold-coated TFBG fiber-optic sensor.

Credit

Light: Science & Applicationsvolume 7, Article number: 34 (2018)

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