Improved detection method for evanescent wave interferometric chemical sensing

Lenferink, A.T.M.; Schipper, E.F.; Kooyman, R.P.H.
March 1997
Review of Scientific Instruments;Mar97, Vol. 68 Issue 3, p1582
Academic Journal
Develops a phase modulation system for a waveguide Mach-Zehnder interferometer sensor system. Capability of direct detection of small optical phase changes; Stepwise addition of low concentrations of glucose in water; How the detection system's accuracy is independent of interferometer visibility changes during measurement; Use in investigating protein adsorption processes.


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