Lipopolysaccharides detection on a grating-coupled surface plasmon resonance smartphone biosensor

• Main Authors: Zhang, Jinling, Khan, Imran, Zhang, Qingwen, Liu, Xiaohu, Dostalek, Jakub, Liedberg, Bo, Wang, Yi
• Other Authors: School of Materials Science & Engineering
• Format: Article
• Language: English
• Published: 2020
• Subjects: Engineering::Materials; Surface Plasmon Resonance; Biosensor
• Online Access: https://hdl.handle.net/10356/139808
• Institution: Nanyang Technological University

We report a smartphone label-free biosensor platform based on grating-coupled surface plasmon resonance (GC-SPR). The sensor system relies on the smartphone's built-in flash light source and camera, a disposable sensor chip with Au diffraction grating and a compact disk (CD) as the spectra disp...