Kretschmann Configuration based SPR Sensor for the Detection of Cyanide Ions using Molecular Entrapment of Free Base Porphyrin

Rohit Kumar Vishwakarma; Sandeep Kumar; M. Sankar; Sachin Kumar Srivastava; Sachin Kumar Srivastava

doi:10.1364/SENSORS.2023.STu5C.8

Optica Sensing Congress 2023 (AIS, FTS, HISE, Sensors, ES)
Technical Digest Series (Optica Publishing Group, 2023),
paper STu5C.8
•https://doi.org/10.1364/SENSORS.2023.STu5C.8

Kretschmann Configuration based SPR Sensor for the Detection of Cyanide Ions using Molecular Entrapment of Free Base Porphyrin

Rohit Kumar Vishwakarma, Sandeep Kumar, M. Sankar, and Sachin Kumar Srivastava

Optical Sensors 2023

Munich Germany
30 July–3 August 2023
ISBN: 978-1-957171-24-1

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Bio Sensing II (STu5C)

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R. K. Vishwakarma, S. Kumar, M. Sankar, and S. K. Srivastava, "Kretschmann Configuration based SPR Sensor for the Detection of Cyanide Ions using Molecular Entrapment of Free Base Porphyrin," in Optica Sensing Congress 2023 (AIS, FTS, HISE, Sensors, ES), Technical Digest Series (Optica Publishing Group, 2023), paper STu5C.8.

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Abstract

A prism-based SPR sensor using free-base porphyrin was fabricated for the detection of cyanide ions and characterized using spectral Kretschmann configuration. It could detect cyanide ions in dichloromethane with a sensitivity of 3420 nm/mM.

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