Tailored periodic Si nanopillar based architectures as highly sensitive universal SERS biosensing platform
Sensors and Actuators B: Chemical(2018)
摘要
•Si nanopillar based SERS bio-sensor with enhancement factor ∼108.•Sensitivity up to 10−13M of R6G molecules.•Detection of oppositely charged and hydrophobic proteins.•Detection of E. coli cells and malaria infected RBC’s.•FDTD simulation for showing hot-spot distribution and near field intensity.
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关键词
Si nanpillars,Surface enhanced Raman spectroscopy,Plasmonics,Biomolecule sensing,FDTD
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