Thermodynamics of the fluorescent planar concentrator

Eli Yablonovitch

doi:10.1364/josa.70.001362

Abstract

1 min read

A "generalized brightness theorem" is derived that describes the thermodynamic limitations of the fluorescent planar concentrator. The maximum brightness concentration ratio allowed by thermodynamics is exp (hΔν/kT) where Δν is the Stokes shift in fluorescence.

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