evanescent field

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evanescent field

In an optical fiber, the light that passes from the core into the cladding. See fiber optics glossary.
References in periodicals archive ?
In such cases, the evanescent waves of the dipole can couple to propagating waves beyond the critical angle of air.
The evanescent wave characteristic is the same for all partially or fully plasma column filled cylindrical waveguides and they exist for a large frequency interval which starts from zero.
A fluorescent evanescent wave sensor has been developed and applied to resin-cure monitoring.
The intensity of evanescent wave also decays exponentially at core/cladding interface as follows [11]:
The evanescent wave illumination is obtained at the interface between the dish bottom and the cell culture environment when the laser pathway is tilted enough to surpass the critical angle (~normally 62[degrees] under this circumstance).
The effect of tapering the optical fiber on evanescent wave measurements.
The H-TIRF Module, using Imaging Software NIS-Elements, allows auto alignment of settings, such as laser incident angles and evanescent wave field penetration depths, required for TIRF observations.
49 NA TIRF objectives, provide the capability of evanescent wave.
This is an inherent limitation of sensitivity when the evanescent wave phenomenon is used.
SatCon Technology has developed a real time portable contamination detection system for foods and beverages using an evanescent wave biosensing approach.
Feasibility of evanescent wave interferometeec immunosensors for pesticide detection: chemical aspects.