Optical Fiber SPR Sensor With Surface Ion Imprinting for Highly Sensitive and Highly Selective Ni2+ Detection

• Published in: IEEE transactions on instrumentation and measurement Vol. 70; pp. 1 - 6
• Main Authors: Ma, Yao, Zheng, Wanlu, Zhang, Ya-Nan, Li, Xuegang, Zhao, Yong
• Format: Journal Article
• Language: English
• Published: New York IEEE 2021; The Institute of Electrical and Electronics Engineers, Inc. (IEEE)
• Subjects: Chitosan; Chitosan (CS); Gold; Graphene; Ions; Nickel; Ni²⁺ detection; optical fiber sensor; Optical fiber sensors; Optical fibers; Selectivity; Sensitivity; Sensors; surface ion imprinting; surface plasmon resonance (SPR); Surface treatment

A reflective optical fiber nickel ion (Ni 2+ ) sensor based on surface plasmon resonance (SPR) and surface ion imprinting was proposed and demonstrated. The sensor is made of multimode optical fiber with a core diameter of 600 <inline-formula> <tex-math notation="LaTeX">\mu \te...