Beilstein J. Nanotechnol.2020,11, 1026–1035, doi:10.3762/bjnano.11.87
-estradiol, an emerging contaminant in environmental waters. We have found a limit of detection of 1 nM with a sensitivity allowing for a dynamic range of five orders of magnitude (up to 100 µM).
Keywords: aptamer; Au nanoparticles; 17-βestradiol (E2); plasmonics; sensor; surface-enhanced Raman scattering
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Figure 1:
Schematic of the SERS sensor. The figure is not to scale for the sake of clarity.