Sensor device
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Abstract
The present invention relates to a sensor device for detecting the amount of or changes in chemical stimuli in a gaseous or liquid phase analyte (e.g. a microanalyte) having means for intimately exposing at least a part of the (or each) sensing element to the localised environment containing the chemical stimuli.
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Citations
49 Claims
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1-28. -28. (canceled)
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29. A sensor device for detecting the amount of or changes in a stimulus of interest in a localised environment, said sensor device comprising:
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a sensor component including at least one of;
(1) at least one sensing layer and a secondary waveguide, wherein the sensing layer is capable of inducing in the secondary waveguide a measurable response to a change in the localised environment caused by the introduction of or changes in the stimulus of interest; and
(2) a sensing waveguide capable of exhibiting a measurable response to a change in the localised environment caused by the introduction of or changes in the stimulus of interest;
wherein each of the waveguides of the sensor component is a planar waveguide; and
a micro structure in the form of at least one of microchannels and microchambers positionable on the surface of and in intimate contact with the sensor component for intimately exposing at least a part of the sensing layer or the sensing waveguide to the localised environment. - View Dependent Claims (30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49)
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Specification