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. Author manuscript; available in PMC: 2009 Sep 3.
Published in final edited form as: Biochem Biophys Res Commun. 2004 Jan 16;313(3):721–726. doi: 10.1016/j.bbrc.2003.12.010

Scheme 2.

Scheme 2

Experimental configuration for the two-color SPCE assay using surface plasmon (Kretschmann) excitation. Fibres F1 and F2 collect SPCE at 595 and 665 nm, respectively. Fibre F3 observes the free-space emission.