Electro-active sensor, method for constructing the same; apparatus and circuitry for detection of electro-active species
First Claim
1. An electro-active sensor for detecting electro-active species in solution, comprising:
- a nonconductive platform, the nonconductive platform having a first side and a second side;
a first electrode set attached with a first side of a nonconductive platform, wherein the first electrode set further comprises;
a first conductive via passing through the nonconductive platform from the first side to the second side;
a first electrode attached with the first conductive via on the first side, where the first electrode serves as a first working electrode;
a second conductive via passing through the nonconductive platform from the first side to the second side;
a second electrode attached with the second conductive via on the first side, where the second electrode serves as a first reference electrode;
a third conductive via passing through the nonconductive platform from the first side to the second side; and
a third electrode attached with the third conductive via on the first side, where the third electrode serves as an first auxiliary electrode, whereby the working electrode, the reference electrode, and the auxiliary electrode serve as a electrochemical cell that may be utilized to detect the electro-active species in the solution.
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Accused Products
Abstract
An electro-active sensor includes a nonconductive platform with a first electrode set attached with a first side of a nonconductive platform. The first electrode set serves as an electrochemical cell that may be utilized to detect electro-active species in solution. A plurality of electrode sets and a variety of additional electrochemical cells and sensors may be attached with the nonconductive platform. The present invention also includes a method for constructing the aforementioned electro-active sensor. Additionally, an apparatus for detection and observation is disclosed, where the apparatus includes a sealable chamber for insertion of a portion of an electro-active sensor. The apparatus allows for monitoring and detection activities. Allowing for control of attached cells and sensors, a dual-mode circuitry is also disclosed. The dual-mode circuitry includes a switch, allowing the circuitry to be switched from a potentiostat to a galvanostat mode.
27 Citations
94 Claims
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1. An electro-active sensor for detecting electro-active species in solution, comprising:
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a nonconductive platform, the nonconductive platform having a first side and a second side;
a first electrode set attached with a first side of a nonconductive platform, wherein the first electrode set further comprises;
a first conductive via passing through the nonconductive platform from the first side to the second side;
a first electrode attached with the first conductive via on the first side, where the first electrode serves as a first working electrode;
a second conductive via passing through the nonconductive platform from the first side to the second side;
a second electrode attached with the second conductive via on the first side, where the second electrode serves as a first reference electrode;
a third conductive via passing through the nonconductive platform from the first side to the second side; and
a third electrode attached with the third conductive via on the first side, where the third electrode serves as an first auxiliary electrode, whereby the working electrode, the reference electrode, and the auxiliary electrode serve as a electrochemical cell that may be utilized to detect the electro-active species in the solution. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34)
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35. A method for constructing an electro-active sensor for detecting electro-active species in solution, the method comprising acts of:
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forming a first electrode set on a first side of a nonconductive platform, wherein the act of forming the first electrode set further comprises acts of;
forming a first electrode on a first side of a nonconductive platform, the first electrode serving as a working electrode;
forming a first via from the first side to a second side of the nonconductive platform, wherein the first via is attached with the first electrode;
forming a second electrode on the first side of the nonconductive platform, the second electrode serving as a reference electrode;
forming a second via from the first side to the second side of the nonconductive platform, wherein the second via is attached with the second electrode;
forming a third electrode on the first side of the nonconductive platform, the third electrode serving as an auxiliary electrode; and
forming a third via from the first side to the second side of the nonconductive platform, wherein the third via is attached with the third electrode, whereby if a solution is placed on the first side of the nonconductive platform, the working electrode, the reference electrode and the auxiliary electrode may be utilized to detect an electro-active species in the solution. - View Dependent Claims (36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72)
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73. An electro-active species detection and observation apparatus, comprising:
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a fluid-tight first sealable chamber for sealing at least a portion of an electro-active sensor within an interior of the sealable chamber, the electro-active sensor having electrodes on the portion of the electro-active sensor sealed within the interior of the sealable chamber;
a first inlet port connected with the first sealable chamber; and
a first outlet port connected with the first sealable chamber, whereby a solution may be introduced into the first sealable chamber through the first inlet port and exit through the first outlet port, thereby allowing for detection and measurement of an electro-active species within the solution be the electro-active sensor, as the solution flows through the first sealable chamber. - View Dependent Claims (74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88)
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89. A dual mode circuitry for attaching with an electrochemical cell, comprising:
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a potentiostat circuit portion capable of being attached with an electrochemical cell, the electrochemical cell comprising a grounded auxiliary electrode, a reference electrode, and a working electrode, whereby the potentiostat circuit portion forces a voltage between the working electrode and the reference electrode;
a feedback circuit operable with the potentiostat circuit portion, whereby when the potentiostat circuit portion is activated, the feedback circuit adjusts a current though the electrochemical cell accordingly;
a galvanostat circuit portion capable of being attached with the electrochemical cell, whereby the galvanostat circuit portion forces a current through the electrochemical cell and when the galvanostat circuit portion is activated, the feedback circuit adjusts a voltage between the working electrode and the reference electrode; and
a switch circuit connected with the potentiostat and galvanostat portion, allowing for the activation of the potentiostat or galvanostat circuit portion. - View Dependent Claims (90, 91, 92, 93, 94)
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Specification