Surface Plasmon Resonance
Surface Chemistry and Analytics

Surface plasmon resonance can be used to for labelfree interaction analysis on surfaces in real-time.

Manufacturer: Res-Tec

Type: RT 2005

Flow cell: homemade, connected to peristaltic pump

Glass prism:

  • refractive index: n =1.8449
  • ε = 3.403 (LaSFN9)

Available light-sources:

  • He/Ne laser, JDSU, 1125P, λ = 632.8 nm
  • MGL-III-532-200 mW, λ = 532 nm, obtained from Laser2000
  • MBL-III-473-50 mW, λ = 473 nm, obtained from Laser 2000

Polarizer: Glan-Thompson polarizer, B. Halle

Photodiode: BPW 34B silicon photodiode, Siemens