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Fabry-Perot microcavity sensor for -breath-test analysis
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10.1063/1.2785023
/content/aip/journal/jap/102/7/10.1063/1.2785023
http://aip.metastore.ingenta.com/content/aip/journal/jap/102/7/10.1063/1.2785023

Figures

Image of FIG. 1.
FIG. 1.

Sketch of the sensor structure: , , .

Image of FIG. 2.
FIG. 2.

Sensitivity curves and against thickness when (a) and , (b) and .

Image of FIG. 3.
FIG. 3.

Electric field intensity inside the sensitive metal layers for different dielectric thicknesses.

Image of FIG. 4.
FIG. 4.

Sensitivity curves and against thickness when and .

Image of FIG. 5.
FIG. 5.

Sensitivity curves and against thickness when (a) and the material of the mirror is Ag and its thickness value is , (b) and the material of the mirror is Ag and its thickness value is .

Image of FIG. 6.
FIG. 6.

Sensitivity curves and against thickness when and the material of the mirror is Ag and its thickness value is .

Image of FIG. 7.
FIG. 7.

Sketch of the sensor structure when a thin Ag layer is embedded between the dielectric microcavity and the sensitive layer: , , , the thickness of layer varies from .

Image of FIG. 8.
FIG. 8.

Sensitivity curves and against thickness when , , and .

Image of FIG. 9.
FIG. 9.

Sensor calibration curves: the structure with the Ag mirror (line with circle markers for and triangular markers for ) exhibits greater behavior compared to the structure with the Pd mirror (solid line for and dashed line for ).

Image of FIG. 10.
FIG. 10.

Sensitivity curves (a) and (b) against variable incident angles for TE and TM polarizations for Pd mirror.

Image of FIG. 11.
FIG. 11.

Sensitivity curves (a) and (b) against variable incident angles for TE and TM polarizations for Ag mirror.

Tables

Generic image for table
Table I.

Sensor sensitivity values for different mirror metals.

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/content/aip/journal/jap/102/7/10.1063/1.2785023
2007-10-01
2014-04-20
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Fabry-Perot microcavity sensor for H2-breath-test analysis
http://aip.metastore.ingenta.com/content/aip/journal/jap/102/7/10.1063/1.2785023
10.1063/1.2785023
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