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. 2009 May 18;9(5):3713–3744. doi: 10.3390/s90503713

Figure 8.

Figure 8.

Surface plasmon resonance (SPR) is typically performed using an optical light source (L) coupled to a thin metal surface (S) through a prism (P). During experimentation, changes in the refractive index are measured by a detector (D). A flow cell (F) is commonly used to bring fluids into contact with the thin film, allowing for binding to other molecules on the film surface, (reprinted with permission [133]).