Use of basic polymers in carbon black composite vapor detectors to obtain enhanced sensitivity and classification performance for volatile fatty acids
First Claim
Patent Images
1. A sensor, comprising:
- regions of an amine-containing material and a conductive material, wherein the sensor provides an electrical path through the regions of the amine-containing material and the regions of the conductive material.
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Abstract
Provided are sensors, sensor arrays, and systems for detecting an analyte. A sensor provided by the disclosure comprises an amine-containing material. Such sensors are useful to detect carboxylic-containing analytes such as fatty acids.
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Citations
57 Claims
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1. A sensor, comprising:
regions of an amine-containing material and a conductive material, wherein the sensor provides an electrical path through the regions of the amine-containing material and the regions of the conductive material. - View Dependent Claims (2, 3, 4, 5)
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6. A sensor array comprising:
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a plurality of sensors; and
a measuring apparatus, wherein the plurality of sensors are in communication with the measuring apparatus, at least one sensor of the plurality of sensors comprising;
regions of a polyimine material and a conductive material, wherein the sensor provides an electrical path through the regions of the polyimine material and the regions of the conductive material, the sensors constructed to provide a first response when contacted with a first chemical analyte, and a second different response when contacted with a second different chemical analyte. - View Dependent Claims (7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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20. A sensor array system comprising:
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a plurality of sensors; and
a measuring apparatus, wherein the sensors are in communication with the measuring apparatus,a computer comprising a resident algorithm, at least one of the sensors comprising;
regions of an amine-containing material and regions of a conductive material, wherein each sensor provides an electrical path through the region of the amine-containing material and the conductive material, the sensors constructed to provide a first response when contacted with a first chemical analyte, and a second different response when contacted with a second different chemical analyte, wherein the computer processes the difference between the first response and the second response and wherein the amine-containing material is selected from the group consisting of a polyimine selected from the group consisting of (acetyliminoethylene), polyethylenimine, and poly(valeryl-iminoethylene);
a polyallylamine;
a polyvinylamine;
a polyhistidine;
a polyomithine;
a polylysine; and
a polyarginine. - View Dependent Claims (21, 22, 23, 24, 25, 26, 27, 28, 29)
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30. A method for detecting the presence of an analyte in a sample, the method comprising:
sensing the presence of an analyte in a sample with a sensor array, wherein at least one sensor of the sensor array comprises a region of an amine-containing material and a region of a conductive material, the array of sensors providing a first response when contacted with a first sample comprising a first chemical analyte and a second different response when contacted with a second sample comprising a second different chemical analyte. - View Dependent Claims (31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43)
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44. A method for detecting a microorganism, the method comprising:
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exposing an analyte mixture obtained from a sample to a sensor array comprising a plurality of sensors, wherein at least one sensor of the plurality of sensors comprises a region of an amine-containing material and a region of a conducting material; and
measuring a response from the plurality of sensors wherein an analyte in the analyte mixture is produced by a microorganism thereby detecting the microorganism.
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45. A system for identifying an analyte, the system comprising:
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a sensor array comprising a plurality of sensors connected to a measuring apparatus, wherein at least one sensor of the plurality of sensors comprises a region of an amine-containing material and a region of a conductive material and a computer comprising a resident algorithm;
the measuring apparatus capable of detecting a response from each sensor and the computer capable of assembling the responses into a response profile for analyte identification. - View Dependent Claims (46, 47, 48, 49, 50, 51)
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52. A method for detecting a disease in a subject, the method comprising,
contacting an array of sensors with a biological sample suspected of containing an analyte indicative of the disease, wherein at least one sensor of the array of sensors comprises regions of an amine-containing material and a conductive material; - and
detecting the analyte wherein the presence of the analyte is indicative of the disease. - View Dependent Claims (53, 54, 55, 56, 57)
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Specification