Patent
Atlas literature
Patent
US 10,670,580Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 illustrates an embodiment of a sensor device and method 100 for measuring nitrite in an exhaled breath condensate (EBC) sample using reduced graphene …
FIG. 2c. Superfluous solution is aspirated, and the surface is dried at room temperature. The GO layer is then reduced electrochemically in acetate buffer (pH …
FIG. 3C. As can be seen, the current versus voltage curve exhibits a peak 328 on the rising phase and shows hysteresis 330 on the declining phase. [0081]
FIG. 4b illustrates data for cyclic voltammetry measurements of 1 mM nitrite and (A) the gold electrode of SPE and rGO in (B) acetate buffer, pH 6, and (C) PBS …
FIG. 5 illustrates example current versus voltage curves obtained using (a) cyclic voltammetry of varying concentrations of nitrite from 20 to 1000 p M at pH 6 …
FIG. 6c illustrates square wave voltammogram data of spiked (concentration range from 0 to 1000 p M) EBC samples. The pulse amplitude is 50 mV.
FIG. 7a. The slight differences in oxidation potential between samples are believed to be due to differences in the complex EBC matrix between individuals. The …
FIG. 8 is a block diagram of a device and associated method for detecting one or more biomarkers in exhaled breath condensate (EBC) according to an example …
FIGS. 9A-9C are scanning electron microscope (SEM) images of graphene oxide on Carbon electrode in different magnifications. [0051]
FIG. 10 A), acetate appears to be a better electrolyte for nitrite detection as compared to PBS. In addition, DPV results show the blank samples that obtained …
FIG. 11 C, data points and a liner curve fit are plotted for concentrations in the range of 0 to 10 pM. [0056]
FIG. 12A. In
FIG. 13A illustrates cyclic voltammetry (CV) results obtained from fresh samples. [0058]
FIG. 14A illustrates DPV results for six EBC samples. [0062]
FIG. 15B. Rs represents a solution resistance, Cdl is a double layer capacitance, and R c t is a charge transfer resistance. A Randles circuit is commonly used …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
Exhaled nitric oxide and biomarkers in exhaled breath condensate indicate the presence, severity and control of childhood asthma. Robroeks et.al. (2007). Clin. Exp. Allergy Sept; 37(9):1303-1 1.
The device of claim 1, wherein the voltage applied is a time-varying voltage having an amplitude pattern suitable for at least one of cyclic voltammetry, square wave voltammetry, and differential pulse voltammetry. Original
The device of claim 1, wherein the concentration of nitrite in the EBC sample is determined by assessing a peak value in the current measured relative to calibration data. Original
The device of claim 1, wherein the respiratory system is of a mammalian subject; and the device further includes an output display unit responsive to the determined concentration of nitrite and generating an indication that the subject is asthmatic at threshold concentration levels of the determined concentration of nitrite. Original
Analysis of nitrogen oxide (NOx) in the exhaled breath condensate (EBC) of subjects with asthma as a complement of exhaled nitric oxide (FeNO) measurements: a cross- sectional study. Cherot-Kornobis et.al., (2011) BMC Research Notes 4:202
A sensitive and selective nitrite detection in water using graphene/platinum nanocomposite. Vijayaraj et.al. (2017) Eletroanalysis 29:345-351
Method for simultaneously detecting ascorbic acid, dopamine, uric acid, tryptophan and nitrite.CN₂ 0 161239124 (filed 4/15/16, published 7/13/16)
Nitrite electrochemical sensor and manufacturing method thereof. CN₂ 0 15146069 (filed 1/25/15, published 5/20/15)
The device of claim 5, wherein the working electrode is formed using a modified drop cast method, the method including the steps of: depositing a drop of graphene oxide (GO) solution on a surface of a metal electrode, forming the drop of GO into a layer of GO on the surface of the metal electrode, and electrochemically reducing the layer of GO to form a layer of rGO. Original
Electrochemical sensor utilizing nanocomposite comprising reduced graphene oxide and cyclodextrin. KR₂ 0 160045649 (filed 4/14/16, published 3/8/17) [00118] The teachings of all patents, published applications and references cited herein are incorporated by reference in their entirety. [00119] While example embodiments have been particularly shown and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the embodiments encompassed by the appended claims. Claims What is claimed is:
The device of claim I wherein the EBC sample is one or more of label-free, probe-free, enzyme-free and catalyst-free. Previously presented
A method for detecting a biomarker for inflammation in a respiratory system, the method comprising: a) receiving an exhaled breath condensate (EBC) sample in a sample collection area, the EBC sample obtained from a respiratory system; b) applying a voltage to the EBC sample via an electrode system coupled to the sample collection area, the electrode system including reduced graphene oxide (rGO); c) measuring a current via the electrode system in response to the voltage applied; and d) determining a concentration of nitrite in the EBC sample based on the current measured, the concentration of nitrite being a biomarker for inflammation in the respiratory system. Original
The method of claim 14, further including holding the EBC sample in a small volume area of a micro-electrochemical cell formed by the sample collection area and the electrode system. Original
The method of claim 14, wherein the voltage applied is a time-varying voltage having an amplitude pattern suitable for at least one of cyclic voltammetry, square wave voltammetry, and differential pulse voltammetry. Original
The method of claim 14, wherein the concentration of nitrite in the EBC sample is determined by assessing a peak value in the current measured relative to calibration data. Original
The method of claim 14, wherein the respiratory system is of a mammalian subject; and further including, responsive to the determined concentration of nitrite, generating an indication that the subject is asthmatic at threshold concentration levels of the determined concentration of nitrite. Original
Layer stacks claimed or described, ordered top of device to substrate.
electrochemical nitrite sensor for exhaled breath condensate
Materials described outside the worked examples.
reduced graphene oxide
graphene oxide
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1 illustrates an embodiment of a sensor device and method 100 for measuring nitrite in an exhaled breath condensate (EBC) sample using reduced graphene …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Electrochemical Detection Potential | 0.7 V | reduced graphene oxide |
Voltage |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,670,580Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 illustrates an embodiment of a sensor device and method 100 for measuring nitrite in an exhaled breath condensate (EBC) sample using reduced graphene …
FIG. 2c. Superfluous solution is aspirated, and the surface is dried at room temperature. The GO layer is then reduced electrochemically in acetate buffer (pH …
FIG. 3C. As can be seen, the current versus voltage curve exhibits a peak 328 on the rising phase and shows hysteresis 330 on the declining phase. [0081]
FIG. 4b illustrates data for cyclic voltammetry measurements of 1 mM nitrite and (A) the gold electrode of SPE and rGO in (B) acetate buffer, pH 6, and (C) PBS …
FIG. 5 illustrates example current versus voltage curves obtained using (a) cyclic voltammetry of varying concentrations of nitrite from 20 to 1000 p M at pH 6 …
FIG. 6c illustrates square wave voltammogram data of spiked (concentration range from 0 to 1000 p M) EBC samples. The pulse amplitude is 50 mV.
FIG. 7a. The slight differences in oxidation potential between samples are believed to be due to differences in the complex EBC matrix between individuals. The …
FIG. 8 is a block diagram of a device and associated method for detecting one or more biomarkers in exhaled breath condensate (EBC) according to an example …
FIGS. 9A-9C are scanning electron microscope (SEM) images of graphene oxide on Carbon electrode in different magnifications. [0051]
FIG. 10 A), acetate appears to be a better electrolyte for nitrite detection as compared to PBS. In addition, DPV results show the blank samples that obtained …
FIG. 11 C, data points and a liner curve fit are plotted for concentrations in the range of 0 to 10 pM. [0056]
FIG. 12A. In
FIG. 13A illustrates cyclic voltammetry (CV) results obtained from fresh samples. [0058]
FIG. 14A illustrates DPV results for six EBC samples. [0062]
FIG. 15B. Rs represents a solution resistance, Cdl is a double layer capacitance, and R c t is a charge transfer resistance. A Randles circuit is commonly used …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
Exhaled nitric oxide and biomarkers in exhaled breath condensate indicate the presence, severity and control of childhood asthma. Robroeks et.al. (2007). Clin. Exp. Allergy Sept; 37(9):1303-1 1.
The device of claim 1, wherein the voltage applied is a time-varying voltage having an amplitude pattern suitable for at least one of cyclic voltammetry, square wave voltammetry, and differential pulse voltammetry. Original
The device of claim 1, wherein the concentration of nitrite in the EBC sample is determined by assessing a peak value in the current measured relative to calibration data. Original
The device of claim 1, wherein the respiratory system is of a mammalian subject; and the device further includes an output display unit responsive to the determined concentration of nitrite and generating an indication that the subject is asthmatic at threshold concentration levels of the determined concentration of nitrite. Original
Analysis of nitrogen oxide (NOx) in the exhaled breath condensate (EBC) of subjects with asthma as a complement of exhaled nitric oxide (FeNO) measurements: a cross- sectional study. Cherot-Kornobis et.al., (2011) BMC Research Notes 4:202
A sensitive and selective nitrite detection in water using graphene/platinum nanocomposite. Vijayaraj et.al. (2017) Eletroanalysis 29:345-351
Method for simultaneously detecting ascorbic acid, dopamine, uric acid, tryptophan and nitrite.CN₂ 0 161239124 (filed 4/15/16, published 7/13/16)
Nitrite electrochemical sensor and manufacturing method thereof. CN₂ 0 15146069 (filed 1/25/15, published 5/20/15)
The device of claim 5, wherein the working electrode is formed using a modified drop cast method, the method including the steps of: depositing a drop of graphene oxide (GO) solution on a surface of a metal electrode, forming the drop of GO into a layer of GO on the surface of the metal electrode, and electrochemically reducing the layer of GO to form a layer of rGO. Original
Electrochemical sensor utilizing nanocomposite comprising reduced graphene oxide and cyclodextrin. KR₂ 0 160045649 (filed 4/14/16, published 3/8/17) [00118] The teachings of all patents, published applications and references cited herein are incorporated by reference in their entirety. [00119] While example embodiments have been particularly shown and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the embodiments encompassed by the appended claims. Claims What is claimed is:
The device of claim I wherein the EBC sample is one or more of label-free, probe-free, enzyme-free and catalyst-free. Previously presented
A method for detecting a biomarker for inflammation in a respiratory system, the method comprising: a) receiving an exhaled breath condensate (EBC) sample in a sample collection area, the EBC sample obtained from a respiratory system; b) applying a voltage to the EBC sample via an electrode system coupled to the sample collection area, the electrode system including reduced graphene oxide (rGO); c) measuring a current via the electrode system in response to the voltage applied; and d) determining a concentration of nitrite in the EBC sample based on the current measured, the concentration of nitrite being a biomarker for inflammation in the respiratory system. Original
The method of claim 14, further including holding the EBC sample in a small volume area of a micro-electrochemical cell formed by the sample collection area and the electrode system. Original
The method of claim 14, wherein the voltage applied is a time-varying voltage having an amplitude pattern suitable for at least one of cyclic voltammetry, square wave voltammetry, and differential pulse voltammetry. Original
The method of claim 14, wherein the concentration of nitrite in the EBC sample is determined by assessing a peak value in the current measured relative to calibration data. Original
The method of claim 14, wherein the respiratory system is of a mammalian subject; and further including, responsive to the determined concentration of nitrite, generating an indication that the subject is asthmatic at threshold concentration levels of the determined concentration of nitrite. Original
Layer stacks claimed or described, ordered top of device to substrate.
electrochemical nitrite sensor for exhaled breath condensate
Materials described outside the worked examples.
reduced graphene oxide
graphene oxide
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1 illustrates an embodiment of a sensor device and method 100 for measuring nitrite in an exhaled breath condensate (EBC) sample using reduced graphene …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Electrochemical Detection Potential | 0.7 V | reduced graphene oxide |
Voltage |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,670,580Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 illustrates an embodiment of a sensor device and method 100 for measuring nitrite in an exhaled breath condensate (EBC) sample using reduced graphene …
FIG. 2c. Superfluous solution is aspirated, and the surface is dried at room temperature. The GO layer is then reduced electrochemically in acetate buffer (pH …
FIG. 3C. As can be seen, the current versus voltage curve exhibits a peak 328 on the rising phase and shows hysteresis 330 on the declining phase. [0081]
FIG. 4b illustrates data for cyclic voltammetry measurements of 1 mM nitrite and (A) the gold electrode of SPE and rGO in (B) acetate buffer, pH 6, and (C) PBS …
FIG. 5 illustrates example current versus voltage curves obtained using (a) cyclic voltammetry of varying concentrations of nitrite from 20 to 1000 p M at pH 6 …
FIG. 6c illustrates square wave voltammogram data of spiked (concentration range from 0 to 1000 p M) EBC samples. The pulse amplitude is 50 mV.
FIG. 7a. The slight differences in oxidation potential between samples are believed to be due to differences in the complex EBC matrix between individuals. The …
FIG. 8 is a block diagram of a device and associated method for detecting one or more biomarkers in exhaled breath condensate (EBC) according to an example …
FIGS. 9A-9C are scanning electron microscope (SEM) images of graphene oxide on Carbon electrode in different magnifications. [0051]
FIG. 10 A), acetate appears to be a better electrolyte for nitrite detection as compared to PBS. In addition, DPV results show the blank samples that obtained …
FIG. 11 C, data points and a liner curve fit are plotted for concentrations in the range of 0 to 10 pM. [0056]
FIG. 12A. In
FIG. 13A illustrates cyclic voltammetry (CV) results obtained from fresh samples. [0058]
FIG. 14A illustrates DPV results for six EBC samples. [0062]
FIG. 15B. Rs represents a solution resistance, Cdl is a double layer capacitance, and R c t is a charge transfer resistance. A Randles circuit is commonly used …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
Exhaled nitric oxide and biomarkers in exhaled breath condensate indicate the presence, severity and control of childhood asthma. Robroeks et.al. (2007). Clin. Exp. Allergy Sept; 37(9):1303-1 1.
The device of claim 1, wherein the voltage applied is a time-varying voltage having an amplitude pattern suitable for at least one of cyclic voltammetry, square wave voltammetry, and differential pulse voltammetry. Original
The device of claim 1, wherein the concentration of nitrite in the EBC sample is determined by assessing a peak value in the current measured relative to calibration data. Original
The device of claim 1, wherein the respiratory system is of a mammalian subject; and the device further includes an output display unit responsive to the determined concentration of nitrite and generating an indication that the subject is asthmatic at threshold concentration levels of the determined concentration of nitrite. Original
Analysis of nitrogen oxide (NOx) in the exhaled breath condensate (EBC) of subjects with asthma as a complement of exhaled nitric oxide (FeNO) measurements: a cross- sectional study. Cherot-Kornobis et.al., (2011) BMC Research Notes 4:202
A sensitive and selective nitrite detection in water using graphene/platinum nanocomposite. Vijayaraj et.al. (2017) Eletroanalysis 29:345-351
Method for simultaneously detecting ascorbic acid, dopamine, uric acid, tryptophan and nitrite.CN₂ 0 161239124 (filed 4/15/16, published 7/13/16)
Nitrite electrochemical sensor and manufacturing method thereof. CN₂ 0 15146069 (filed 1/25/15, published 5/20/15)
The device of claim 5, wherein the working electrode is formed using a modified drop cast method, the method including the steps of: depositing a drop of graphene oxide (GO) solution on a surface of a metal electrode, forming the drop of GO into a layer of GO on the surface of the metal electrode, and electrochemically reducing the layer of GO to form a layer of rGO. Original
Electrochemical sensor utilizing nanocomposite comprising reduced graphene oxide and cyclodextrin. KR₂ 0 160045649 (filed 4/14/16, published 3/8/17) [00118] The teachings of all patents, published applications and references cited herein are incorporated by reference in their entirety. [00119] While example embodiments have been particularly shown and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the embodiments encompassed by the appended claims. Claims What is claimed is:
The device of claim I wherein the EBC sample is one or more of label-free, probe-free, enzyme-free and catalyst-free. Previously presented
A method for detecting a biomarker for inflammation in a respiratory system, the method comprising: a) receiving an exhaled breath condensate (EBC) sample in a sample collection area, the EBC sample obtained from a respiratory system; b) applying a voltage to the EBC sample via an electrode system coupled to the sample collection area, the electrode system including reduced graphene oxide (rGO); c) measuring a current via the electrode system in response to the voltage applied; and d) determining a concentration of nitrite in the EBC sample based on the current measured, the concentration of nitrite being a biomarker for inflammation in the respiratory system. Original
The method of claim 14, further including holding the EBC sample in a small volume area of a micro-electrochemical cell formed by the sample collection area and the electrode system. Original
The method of claim 14, wherein the voltage applied is a time-varying voltage having an amplitude pattern suitable for at least one of cyclic voltammetry, square wave voltammetry, and differential pulse voltammetry. Original
The method of claim 14, wherein the concentration of nitrite in the EBC sample is determined by assessing a peak value in the current measured relative to calibration data. Original
The method of claim 14, wherein the respiratory system is of a mammalian subject; and further including, responsive to the determined concentration of nitrite, generating an indication that the subject is asthmatic at threshold concentration levels of the determined concentration of nitrite. Original
Layer stacks claimed or described, ordered top of device to substrate.
electrochemical nitrite sensor for exhaled breath condensate
Materials described outside the worked examples.
reduced graphene oxide
graphene oxide
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1 illustrates an embodiment of a sensor device and method 100 for measuring nitrite in an exhaled breath condensate (EBC) sample using reduced graphene …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Electrochemical Detection Potential | 0.7 V | reduced graphene oxide |
Voltage |
Related documents with shared materials, methods, properties, or citations.
Patent
Atlas literature
Patent
US 10,670,580Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 illustrates an embodiment of a sensor device and method 100 for measuring nitrite in an exhaled breath condensate (EBC) sample using reduced graphene …
FIG. 2c. Superfluous solution is aspirated, and the surface is dried at room temperature. The GO layer is then reduced electrochemically in acetate buffer (pH …
FIG. 3C. As can be seen, the current versus voltage curve exhibits a peak 328 on the rising phase and shows hysteresis 330 on the declining phase. [0081]
FIG. 4b illustrates data for cyclic voltammetry measurements of 1 mM nitrite and (A) the gold electrode of SPE and rGO in (B) acetate buffer, pH 6, and (C) PBS …
FIG. 5 illustrates example current versus voltage curves obtained using (a) cyclic voltammetry of varying concentrations of nitrite from 20 to 1000 p M at pH 6 …
FIG. 6c illustrates square wave voltammogram data of spiked (concentration range from 0 to 1000 p M) EBC samples. The pulse amplitude is 50 mV.
FIG. 7a. The slight differences in oxidation potential between samples are believed to be due to differences in the complex EBC matrix between individuals. The …
FIG. 8 is a block diagram of a device and associated method for detecting one or more biomarkers in exhaled breath condensate (EBC) according to an example …
FIGS. 9A-9C are scanning electron microscope (SEM) images of graphene oxide on Carbon electrode in different magnifications. [0051]
FIG. 10 A), acetate appears to be a better electrolyte for nitrite detection as compared to PBS. In addition, DPV results show the blank samples that obtained …
FIG. 11 C, data points and a liner curve fit are plotted for concentrations in the range of 0 to 10 pM. [0056]
FIG. 12A. In
FIG. 13A illustrates cyclic voltammetry (CV) results obtained from fresh samples. [0058]
FIG. 14A illustrates DPV results for six EBC samples. [0062]
FIG. 15B. Rs represents a solution resistance, Cdl is a double layer capacitance, and R c t is a charge transfer resistance. A Randles circuit is commonly used …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
Exhaled nitric oxide and biomarkers in exhaled breath condensate indicate the presence, severity and control of childhood asthma. Robroeks et.al. (2007). Clin. Exp. Allergy Sept; 37(9):1303-1 1.
The device of claim 1, wherein the voltage applied is a time-varying voltage having an amplitude pattern suitable for at least one of cyclic voltammetry, square wave voltammetry, and differential pulse voltammetry. Original
The device of claim 1, wherein the concentration of nitrite in the EBC sample is determined by assessing a peak value in the current measured relative to calibration data. Original
The device of claim 1, wherein the respiratory system is of a mammalian subject; and the device further includes an output display unit responsive to the determined concentration of nitrite and generating an indication that the subject is asthmatic at threshold concentration levels of the determined concentration of nitrite. Original
Analysis of nitrogen oxide (NOx) in the exhaled breath condensate (EBC) of subjects with asthma as a complement of exhaled nitric oxide (FeNO) measurements: a cross- sectional study. Cherot-Kornobis et.al., (2011) BMC Research Notes 4:202
A sensitive and selective nitrite detection in water using graphene/platinum nanocomposite. Vijayaraj et.al. (2017) Eletroanalysis 29:345-351
Method for simultaneously detecting ascorbic acid, dopamine, uric acid, tryptophan and nitrite.CN₂ 0 161239124 (filed 4/15/16, published 7/13/16)
Nitrite electrochemical sensor and manufacturing method thereof. CN₂ 0 15146069 (filed 1/25/15, published 5/20/15)
The device of claim 5, wherein the working electrode is formed using a modified drop cast method, the method including the steps of: depositing a drop of graphene oxide (GO) solution on a surface of a metal electrode, forming the drop of GO into a layer of GO on the surface of the metal electrode, and electrochemically reducing the layer of GO to form a layer of rGO. Original
Electrochemical sensor utilizing nanocomposite comprising reduced graphene oxide and cyclodextrin. KR₂ 0 160045649 (filed 4/14/16, published 3/8/17) [00118] The teachings of all patents, published applications and references cited herein are incorporated by reference in their entirety. [00119] While example embodiments have been particularly shown and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the embodiments encompassed by the appended claims. Claims What is claimed is:
The device of claim I wherein the EBC sample is one or more of label-free, probe-free, enzyme-free and catalyst-free. Previously presented
A method for detecting a biomarker for inflammation in a respiratory system, the method comprising: a) receiving an exhaled breath condensate (EBC) sample in a sample collection area, the EBC sample obtained from a respiratory system; b) applying a voltage to the EBC sample via an electrode system coupled to the sample collection area, the electrode system including reduced graphene oxide (rGO); c) measuring a current via the electrode system in response to the voltage applied; and d) determining a concentration of nitrite in the EBC sample based on the current measured, the concentration of nitrite being a biomarker for inflammation in the respiratory system. Original
The method of claim 14, further including holding the EBC sample in a small volume area of a micro-electrochemical cell formed by the sample collection area and the electrode system. Original
The method of claim 14, wherein the voltage applied is a time-varying voltage having an amplitude pattern suitable for at least one of cyclic voltammetry, square wave voltammetry, and differential pulse voltammetry. Original
The method of claim 14, wherein the concentration of nitrite in the EBC sample is determined by assessing a peak value in the current measured relative to calibration data. Original
The method of claim 14, wherein the respiratory system is of a mammalian subject; and further including, responsive to the determined concentration of nitrite, generating an indication that the subject is asthmatic at threshold concentration levels of the determined concentration of nitrite. Original
Layer stacks claimed or described, ordered top of device to substrate.
electrochemical nitrite sensor for exhaled breath condensate
Materials described outside the worked examples.
reduced graphene oxide
graphene oxide
Additional fabrication and treatment steps described in the patent.
Measurements and analyses referenced in the patent, with their drawing references.
FIG. 1 illustrates an embodiment of a sensor device and method 100 for measuring nitrite in an exhaled breath condensate (EBC) sample using reduced graphene …
Performance values and ranges asserted in the specification or claims.
| Property | Value | Material |
|---|---|---|
Electrochemical Detection Potential | 0.7 V | reduced graphene oxide |
Voltage |
Related documents with shared materials, methods, properties, or citations.
PDMS
FIG. 2c. Superfluous solution is aspirated, and the surface is dried at room temperature. The GO layer is then reduced electrochemically in acetate buffer (pH …
FIG. 3C. As can be seen, the current versus voltage curve exhibits a peak 328 on the rising phase and shows hysteresis 330 on the declining phase. [0081]
FIG. 4b illustrates data for cyclic voltammetry measurements of 1 mM nitrite and (A) the gold electrode of SPE and rGO in (B) acetate buffer, pH 6, and (C) PBS …
FIGS. 9A-9C are scanning electron microscope (SEM) images of graphene oxide on Carbon electrode in different magnifications. [0051]
FIGS. 9A-9C are scanning electron microscope (SEM) images of graphene oxide on Carbon electrode in different magnifications. [0051]
FIG. 10 A), acetate appears to be a better electrolyte for nitrite detection as compared to PBS. In addition, DPV results show the blank samples that obtained …
FIG. 10 A), acetate appears to be a better electrolyte for nitrite detection as compared to PBS. In addition, DPV results show the blank samples that obtained …
| — |
PDMS
FIG. 2c. Superfluous solution is aspirated, and the surface is dried at room temperature. The GO layer is then reduced electrochemically in acetate buffer (pH …
FIG. 3C. As can be seen, the current versus voltage curve exhibits a peak 328 on the rising phase and shows hysteresis 330 on the declining phase. [0081]
FIG. 4b illustrates data for cyclic voltammetry measurements of 1 mM nitrite and (A) the gold electrode of SPE and rGO in (B) acetate buffer, pH 6, and (C) PBS …
FIGS. 9A-9C are scanning electron microscope (SEM) images of graphene oxide on Carbon electrode in different magnifications. [0051]
FIGS. 9A-9C are scanning electron microscope (SEM) images of graphene oxide on Carbon electrode in different magnifications. [0051]
FIG. 10 A), acetate appears to be a better electrolyte for nitrite detection as compared to PBS. In addition, DPV results show the blank samples that obtained …
FIG. 10 A), acetate appears to be a better electrolyte for nitrite detection as compared to PBS. In addition, DPV results show the blank samples that obtained …
| — |
PDMS
FIG. 2c. Superfluous solution is aspirated, and the surface is dried at room temperature. The GO layer is then reduced electrochemically in acetate buffer (pH …
FIG. 3C. As can be seen, the current versus voltage curve exhibits a peak 328 on the rising phase and shows hysteresis 330 on the declining phase. [0081]
FIG. 4b illustrates data for cyclic voltammetry measurements of 1 mM nitrite and (A) the gold electrode of SPE and rGO in (B) acetate buffer, pH 6, and (C) PBS …
FIGS. 9A-9C are scanning electron microscope (SEM) images of graphene oxide on Carbon electrode in different magnifications. [0051]
FIGS. 9A-9C are scanning electron microscope (SEM) images of graphene oxide on Carbon electrode in different magnifications. [0051]
FIG. 10 A), acetate appears to be a better electrolyte for nitrite detection as compared to PBS. In addition, DPV results show the blank samples that obtained …
FIG. 10 A), acetate appears to be a better electrolyte for nitrite detection as compared to PBS. In addition, DPV results show the blank samples that obtained …
| — |
PDMS
FIG. 2c. Superfluous solution is aspirated, and the surface is dried at room temperature. The GO layer is then reduced electrochemically in acetate buffer (pH …
FIG. 3C. As can be seen, the current versus voltage curve exhibits a peak 328 on the rising phase and shows hysteresis 330 on the declining phase. [0081]
FIG. 4b illustrates data for cyclic voltammetry measurements of 1 mM nitrite and (A) the gold electrode of SPE and rGO in (B) acetate buffer, pH 6, and (C) PBS …
FIGS. 9A-9C are scanning electron microscope (SEM) images of graphene oxide on Carbon electrode in different magnifications. [0051]
FIGS. 9A-9C are scanning electron microscope (SEM) images of graphene oxide on Carbon electrode in different magnifications. [0051]
FIG. 10 A), acetate appears to be a better electrolyte for nitrite detection as compared to PBS. In addition, DPV results show the blank samples that obtained …
FIG. 10 A), acetate appears to be a better electrolyte for nitrite detection as compared to PBS. In addition, DPV results show the blank samples that obtained …
| — |
