CN110596217A - NiTa2O6All-solid-state acetone sensor used as sensitive electrode for diabetes diagnosis and preparation method thereof - Google Patents
NiTa2O6All-solid-state acetone sensor used as sensitive electrode for diabetes diagnosis and preparation method thereof Download PDFInfo
- Publication number
- CN110596217A CN110596217A CN201910879035.XA CN201910879035A CN110596217A CN 110596217 A CN110596217 A CN 110596217A CN 201910879035 A CN201910879035 A CN 201910879035A CN 110596217 A CN110596217 A CN 110596217A
- Authority
- CN
- China
- Prior art keywords
- electrode
- nita
- sensitive electrode
- sensitive
- sensor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/28—Electrolytic cell components
- G01N27/30—Electrodes, e.g. test electrodes; Half-cells
- G01N27/327—Biochemical electrodes, e.g. electrical or mechanical details for in vitro measurements
- G01N27/3271—Amperometric enzyme electrodes for analytes in body fluids, e.g. glucose in blood
- G01N27/3272—Test elements therefor, i.e. disposable laminated substrates with electrodes, reagent and channels
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/403—Cells and electrode assemblies
- G01N27/406—Cells and probes with solid electrolytes
- G01N27/407—Cells and probes with solid electrolytes for investigating or analysing gases
- G01N27/4073—Composition or fabrication of the solid electrolyte
- G01N27/4074—Composition or fabrication of the solid electrolyte for detection of gases other than oxygen
Abstract
With NiTa2O6An all-solid-state acetone sensor for diabetes diagnosis, which is a sensitive electrode, and a preparation method thereof belong to the technical field of gas sensors, and are mainly used for noninvasive home screening of diabetes in medical diagnosis and treatment. The sensor is made of Al with Pt heating electrode2O3Ceramic plate, YSZ substrate, Pt reference electrode and NiTa2O6And (3) a sensitive electrode. The reference electrode and the sensitive electrode are separately and symmetrically arranged at two ends of the upper surface of the YSZ substrate, the lower surface of the YSZ substrate and Al with a Pt heating electrode2O3The ceramic plates are bonded together. The sensor developed by the invention is an all-solid-state device, the lower limit of the detection of the sensor on acetone is as low as 200ppb, the detection range is 200ppb-200ppm, and the detection concentration required in the expiration of normal people and diabetic patients is completely met. Clinical tests show that the sensor can be used for treating diabetesPatients are effectively screened.
Description
Technical Field
The invention belongs to the technical field of gas sensors, and particularly relates to a sensor using NiTa2O6The all-solid-state acetone sensor for diabetes diagnosis is a sensitive electrode and a preparation method thereof, and is mainly used for noninvasive home screening of diabetes in medical diagnosis and treatment.
Background
Clinical medicine shows that acetone can be generated in a diabetic patient, the concentration of acetone in the breath of the patient is obviously higher than that of a normal person, the concentration of acetone in the breath of the normal person is 0.3-0.9 ppm, and the concentration of acetone in the breath of the diabetic patient is more than 1.8ppm and is 2-6 times higher than that of the normal person. Through the accurate detection to acetone concentration in exhaling, can carry out noninvasive diagnosis, if can realize the miniaturization and the low price of detecting instrument, just so can be used to the in-house diagnosis and the state of an illness control of diabetes mellitus patient.
At present, the diagnosis and screening of diabetes in hospitals are mainly carried out by means of blood drawing-large-scale instrument analysis and assay to detect the blood ketone concentration. The test paper is mainly detected by taking fingertip blood in a house and adopting a small-sized device. The method has the defects of large size, high price, complex operation, long time consumption and the like of large instruments, can not meet the real-time self-diagnosis and monitoring requirements of patients, and also has the problems of damage and destruction to human bodies. Therefore, based on the characteristics of the breath acetone marker of the diabetic, the design and construction of the small acetone detection device have important significance in realizing noninvasive, portable and in-home diagnosis. The gas sensor has the characteristics of small volume, low price, high sensitivity, quick response and the like, is an ideal way for constructing the portable acetone detector, and therefore becomes a research hotspot in the field of the current gas sensor. Besides the advantages of high sensitivity, quick response recovery, good selectivity and the like, the mixed potential type sensor based on the solid electrolyte and the oxide sensitive electrode has the advantages that the typical solid electrolyte-stabilized zirconia (YSZ) and oxide sensitive electrode materials have wide detection range, good thermal stability, chemical stability and moisture resistance, so that the acetone sensor formed by the solid electrolyte and the oxide sensitive electrode has potential important application in the field of diabetes monitoring.
According to the sensitivity mechanism of the stable zirconia-based solid electrolyte type acetone sensor, the sensitivity characteristic of the sensor depends on the electrochemical and chemical catalytic activity of the sensitive electrode material and the microstructure of the electrode material (such as the porosity, the granularity, the morphology and the like of the material). In order to improve the sensitivity characteristics of such sensors, it is necessary to develop a sensitive electrode material with high electrochemical catalytic activity, which can be used for detecting low-concentration acetone in diabetic breath.
Disclosure of Invention
The invention aims to provide a method for preparing a NiTa2O6The all-solid-state acetone sensor for diabetes diagnosis, which is a sensitive electrode, and the preparation method thereof realize the requirement of the sensor on the detection of low-concentration acetone and promote the practicability of the sensor in the field of diabetes detection. The sensor obtained by the invention has lower detection lower limit, good selectivity, moisture resistance, stability and capability of identifying diabetics.
The acetone sensor is based on a stable zirconia solid electrolyte and NiTa with high electrochemical catalytic activity to acetone2O6The stable zirconia can be abbreviated as YSZ (is formed by doping 8 mol% of Y)2O3ZrO of composition2Material) that acts as an oxygen ion conducting layer.
The invention is described by NiTa2O6The all-solid-state acetone sensor for diabetes diagnosis is a sensitive electrode, and is sequentially composed of Al with Pt heating electrode as shown in figure 12O3The ceramic plate, the YSZ substrate, the Pt reference electrode and the sensitive electrode are combined; the reference electrode and the sensitive electrode are separately and symmetrically arranged at two ends of the upper surface of the YSZ substrate, the lower surface of the YSZ substrate and Al with a Pt heating electrode2O3The ceramic plates are bonded together; the method is characterized in that: the sensitive electrode material is NiTa2O6And is prepared by the following method:
weighing 0.5-3.0 mmol of Ta2O5Dissolving the mixture in 30-50 mL of 35-45% by mass of hydrofluoric acid solution, and stirring at 70-90 ℃ for 20-30 hours; dropwise adding ammonia water to the solutionIn the solution, adjusting the pH value of a reaction system to 8-10, aging for 10-15 hours, filtering and washing to be neutral to obtain powder precipitate; dissolving the powder precipitate into 15-25 mL of deionized water solution of citric acid, wherein the mass of the citric acid in the deionized water solution of citric acid is 0.5-0.7 g; continuously stirring for 1-2 hours at 60-80 ℃, adding Ta2O5In a molar ratio of 1: 1 Ni (NO)3·6H2Continuously stirring to gel; drying the obtained gel at 70-90 ℃ for 12-24 hours in vacuum to obtain dry gel, and finally sintering the dry gel at 800-1000 ℃ for 2-4 hours to obtain NiTa2O6And (3) sensitive electrode material.
The preparation steps of the acetone sensor are as follows:
(1) manufacturing a Pt reference electrode: manufacturing a Pt reference electrode with the thickness of 15-20 microns on one end of the upper surface of the YSZ substrate by using Pt slurry, folding a Pt wire, adhering the Pt wire to the middle position of the reference electrode to be used as an electrode lead, baking the YSZ substrate at 90-120 ℃ for 1-2 hours, sintering the YSZ substrate at 1000-1200 ℃ for 1-2 hours, removing terpineol in the platinum slurry, and cooling to room temperature;
(2) manufacture of NiTa2O6A sensitive electrode: mixing NiTa2O6The sensitive electrode material is mixed into slurry with deionized water, and the mass concentration is 2-20%; by NiTa2O6Preparing a sensitive electrode with the thickness of 20-30 microns at the other end of the upper surface of the YSZ substrate, which is symmetrical to the reference electrode, of the slurry, and folding a platinum wire in half and then adhering the platinum wire to the sensitive electrode to be used as an electrode lead;
(3) sintering the YSZ substrate obtained in the step (2) at 800-1000 ℃ for 1-3 hours; the heating rate is 1-2 ℃/min;
(4) preparing an inorganic adhesive: water glass (Na) is measured2SiO3·9H2O) 2-4 mL, and weighing Al2O30.7-1.0 g powder, mixing water glass and Al2O3Mixing and uniformly stirring the powder to prepare the required inorganic adhesive;
(5) using inorganic adhesive to attach YSZ substrate lower surface and Pt heating electrodeAl2O3The ceramic plates are bonded together;
in which Al with Pt heating electrode2O3The ceramic plate is made of Al2O3Al with Pt heating electrode on ceramic plate obtained by screen printing of Pt2O3The ceramic plates are used as heating plates of the device together;
(6) welding and packaging the bonded device to obtain the NiTa2O6The stable zirconia base mixed potential type acetone sensor is a sensitive electrode.
The invention has the advantages that:
(1) the sensor utilizes a typical solid electrolyte, namely stabilized zirconia (YSZ), has good chemical and humidity stability, and can stably detect low-concentration acetone in a high-humidity expiration environment of a human body;
(2) preparation of Ta-based composite oxide NiTa by sol-gel method2O6As a sensitive electrode of the acetone sensor, the preparation method is simple and is beneficial to batch production.
(3) The developed sensor is an all-solid-state device, the lower limit of the detection of the sensor on acetone is as low as 200ppb, the detection range is 200ppb-200ppm, and the detection concentration required in the expiration of normal people and diabetic patients is completely met. Clinical trials find that sensors can be used for effective screening of diabetic patients.
Drawings
FIG. 1: the invention discloses a structural schematic diagram of an all-solid-state acetone sensor.
The names of the parts are as follows: al (Al)2O3Ceramic plate 1, Pt heating electrode 2, inorganic adhesive 3, YSZ substrate 4, Pt wire 5, Pt reference electrode 6, NiTa2O6And a sensitive electrode 7.
FIG. 2: NiTa prepared by the method at different calcination temperatures2O6XRD pattern of the sensitive electrode material. (wherein, the abscissa is angle and the ordinate is intensity)
As shown in FIG. 2, it is NiTa at different calcination temperatures2O6XRD pattern of sensitive electrode material by comparison with standard spectrum 10The material obtained by calcining at 00 ℃ is pure-phase NiTa2O6. Shows that the sensitive electrode material calcined at 1000 ℃ prepared by the invention is NiTa2O6A material.
FIG. 3: SEM image of the 1000 ℃ calcined sensitive electrode prepared by the invention.
NiTa sintered at 1000 ℃ as shown in FIG. 32O6In the SEM image of the sensitive electrode, it can be seen that the sensitive electrode obtained by calcining at 1000 ℃ has a loose and porous structure, and the porous structure is favorable for the diffusion of gas in the sensitive electrode layer and promotes more gas to participate in electrochemical reaction at a three-phase interface.
FIG. 4: using NiTa sintered at 1000 deg.C2O6The sensor as sensitive electrode material has continuous response curve. (wherein, the abscissa is time, the ordinate is potential difference value, operating temperature is 600 degrees)
As shown in FIG. 4, is NiTa2O6(1000℃)The continuous response curve of the device, av, is the response value of the sensor, i.e. the difference in potential of the response signal in the gas to be measured and the response signal in air. The inset is the response recovery characteristic of the sensor to 2ppm acetone. As can be seen from the figure, the device can detect 200ppb of acetone at the lowest, and the response and recovery time to 2ppm of acetone are respectively 9s and 18s, and the sensor shows quick response and extremely low detection limit.
FIG. 5: using NiTa sintered at 1000 deg.C2O6Alternative schematic of the sensor as a sensitive electrode material. (wherein, the abscissa is the potential difference value, and the ordinate is the test gas: nitrogen dioxide, ammonia gas, carbon monoxide, acetylene, hydrogen sulfide, acetone, toluene, formaldehyde, benzene, methanol, ethanol, ethanolamine from top to bottom).
As shown in FIG. 5, is NiTa2O6(1000℃)The device shows the most sensitive characteristic to acetone, and except ethanol and methanol, the response of other interference gases is low, so that the device has good selectivity.
FIG. 6: using at 1000 deg.CSintered NiTa2O6Humidity influence curve of a sensor as sensitive electrode material. (wherein the abscissa is relative humidity and the ordinate is potential difference value)
As shown in FIG. 6, is NiTa2O6(1000℃)The response curve of the device to 50ppm acetone under different humidity can be seen from the graph, the response value of the device to 50ppm acetone is changed by less than 2.5mV within the humidity range of 20-98%, and the sensor is proved to have good moisture resistance.
FIG. 7: using NiTa sintered at 1000 deg.C2O6Stability curve of sensor as sensitive electrode material. (wherein, the abscissa is time, and the ordinate is potential difference value and potential difference change amount, respectively)
As shown in FIG. 7, is NiTa2O6(1000℃)The stability test curve of the device in 20 days shows that the fluctuation range of the response value of the device in 20 days is very small, which indicates that the device has very good stability.
FIG. 8: using NiTa sintered at 1000 deg.C2O6The response of the sensor as a sensitive electrode material to the exhalation of healthy and diabetic patients is compared with the curve. (wherein the abscissa is the patient type: health and diabetes; and the ordinate is the sensor response signal)
As shown in fig. 8, we adopt an air bag to collect the expired air of three normal persons as the detection objects of the normal persons; the air bag is used for collecting the expired air of three diabetics with different blood ketone concentrations as the detection objects of the diabetics in clinic. The exhalation test results of the device for healthy people and diabetic patients can show that the response value of the device for the exhalation of the diabetic patient is obviously higher than that of normal people, and the response signal is gradually increased along with the rise of the blood ketone concentration of the diabetic patient, which shows that the device has good diabetes screening capability through the detection of the exhalation of a human body.
Detailed Description
Example 1:
preparation of NiTa by sol-gel method2O6Material, NiTa sintered at 1000 deg.C2O6(1000℃)The method is used as a sensitive electrode material to manufacture an all-solid-state acetone sensor and test the gas-sensitive performance of the sensor, and comprises the following specific processes:
1. manufacturing a Pt reference electrode: a layer of Pt reference electrode with the size of 0.5mm multiplied by 2mm and the thickness of 15 mu m is manufactured at one end of the upper surface of a YSZ substrate with the length, the width and the thickness of 2 multiplied by 2mm and the thickness of 0.2mm by using Pt slurry, and meanwhile, a Pt wire is folded in half and then is adhered to the middle position of the reference electrode to lead out an electrode lead; then the YSZ substrate is baked for 1.5 hours at the temperature of 100 ℃, then the YSZ substrate is sintered for 1 hour at the temperature of 1000 ℃, thereby removing terpineol in platinum slurry, and finally the temperature is reduced to the room temperature.
2. Manufacture of NiTa2O6A sensitive electrode: firstly, the NiTa is prepared by a sol-gel method2O6A material. 1mmol of Ta are weighed2O5Dissolving the mixture in 40mL of hydrofluoric acid solution (the mass fraction is 40 percent), and stirring the mixture for 24 hours at 80 ℃; dropwise adding ammonia water into the solution, adjusting the pH value to 9, aging for 12 hours, filtering, and alternately washing with deionized water and absolute ethyl alcohol until the solution is neutral to obtain powder precipitate; dissolving the powder precipitate in 20mL of deionized water solution of citric acid, wherein the mass of the citric acid in the deionized water solution of citric acid is 0.6304 g; stirring was continued at 80 ℃ for 2 hours, 1mmol of Ni (NO) were added3·6H2O continue stirring to gel. Drying the obtained gel-like substance in a vacuum drying oven at 80 ℃ for 12 hours to obtain xerogel, and finally sintering the xerogel in a muffle furnace at 1000 ℃ for 2 hours to obtain NiTa2O6And (3) sensitive electrode material.
Taking 5mg of NiTa2O6Mixing the powder with 100mg of deionized water to obtain slurry, and mixing NiTa2O6The other end of the upper surface of the YSZ substrate, which is symmetrical to the reference electrode, of the slurry is coated with a layer of sensitive electrode with the size of 0.5mm multiplied by 2mm and the thickness of 20 mu m, and a platinum wire is also used for being folded in half and then is adhered to the sensitive electrode to lead out an electrode lead.
And heating the prepared YSZ substrate with the reference electrode and the sensitive electrode to 800 ℃ at the heating rate of 2 ℃/min, keeping the temperature for 2 hours, and then cooling to room temperature.
3. A ceramic plate having a heating electrode is bonded. Using an inorganic binder (Al)2O3And water glass Na2SiO3·9H2O, about 5: 1 preparation) the lower surface (the side not coated with the electrode) of the YSZ substrate was brought into contact with the same size of Al with Pt heater electrode2O3Bonding ceramic plates (2 mm in length, 2mm in width and 0.2mm in thickness);
4. and welding and packaging the device. And welding the device on a hexagonal tube seat, sleeving a protective cover on the hexagonal tube seat, and manufacturing the mixed potential type acetone sensor.
The sensor was connected to a Rigol signal tester, and voltage signal tests were carried out by placing the sensor in an atmosphere of air, 200ppb acetone, 300ppb acetone, 500ppb acetone, 1ppm acetone, 2ppm acetone, 5ppm acetone, 10ppm acetone, 20ppm acetone, 50ppm acetone, 100ppm acetone, and 200ppm acetone, respectively.
Table 1: with NiTa2O6(1000℃)Data on the variation of Δ V with acetone concentration for a sensor that is a sensitive electrode material
In Table 1, NiTa is shown2O6(1000℃)The difference value of the electromotive force of the sensor made of the sensitive electrode material in the acetone atmosphere with different concentrations and the electromotive force in the air changes along with the change value of the acetone concentration. As can be seen from the table, NiTa2O6(1000℃)The device which is a sensitive electrode material has a detection lower limit of 200ppb for acetone, can realize acetone detection in a range of 200ppb-200ppm, and shows that the sensor has a low detection lower limit and a wide detection concentration range. The sensor realizes noninvasive and home primary screening of diabetes in medical diagnosis and treatment by effectively detecting the exhalation marker acetone, and has important application prospect.
Claims (2)
1. With NiTa2O6Diabetes diagnostic kit for sensitive electrodeSolid acetone sensor, consisting of Al with Pt heating electrode2O3The ceramic plate, the YSZ substrate, the Pt reference electrode and the sensitive electrode are combined; the reference electrode and the sensitive electrode are separately and symmetrically arranged at two ends of the upper surface of the YSZ substrate, the lower surface of the YSZ substrate and Al with a Pt heating electrode2O3The ceramic plates are bonded together; the method is characterized in that: the sensitive electrode material is NiTa2O6And the material is prepared by the following method,
weighing 0.5-3.0 mmol of Ta2O5Dissolving the mixture in 30-50 mL of 35-45% by mass of hydrofluoric acid solution, and stirring at 70-90 ℃ for 20-30 hours; dropwise adding ammonia water into the solution, adjusting the pH value of a reaction system to 8-10, aging for 10-15 hours, filtering, and washing to be neutral to obtain powder precipitate; dissolving the powder precipitate into 15-25 mL of deionized water solution of citric acid, wherein the mass of the citric acid in the deionized water solution of citric acid is 0.5-0.7 g; continuously stirring for 1-2 hours at 60-80 ℃, adding Ta2O5In a molar ratio of 1: 1 Ni (NO)3·6H2Continuously stirring to gel; drying the obtained gel at 70-90 ℃ for 12-24 hours in vacuum to obtain dry gel, and finally sintering the dry gel at 800-1000 ℃ for 2-4 hours to obtain NiTa2O6And (3) sensitive electrode material.
2. A process of claim 1 comprising NiTa2O6The preparation method of the all-solid-state acetone sensor for diabetes diagnosis, which is a sensitive electrode, comprises the following steps:
(1) manufacturing a Pt reference electrode: manufacturing a Pt reference electrode with the thickness of 15-20 microns on one end of the upper surface of the YSZ substrate by using Pt slurry, folding a Pt wire, adhering the Pt wire to the middle position of the reference electrode to be used as an electrode lead, baking the YSZ substrate at 90-120 ℃ for 1-2 hours, sintering the YSZ substrate at 1000-1200 ℃ for 1-2 hours, removing terpineol in the platinum slurry, and finally cooling to room temperature;
(2) manufacture of NiTa2O6A sensitive electrode: the NiTa obtained in the step A2O6The sensitive electrode material is mixed into slurry with deionized water, and the mass concentration is 2-20%; by NiTa2O6Preparing a sensitive electrode with the thickness of 20-30 microns at the other end of the upper surface of the YSZ substrate, which is symmetrical to the reference electrode, of the slurry, and folding a platinum wire in half and then adhering the platinum wire to the sensitive electrode to be used as an electrode lead;
(3) sintering the YSZ substrate with the reference electrode and the sensitive electrode at 800-1000 ℃ for 1-3 hours; the heating rate is 1-2 ℃/min;
(4) preparing an inorganic adhesive: measuring 2-4 mL of water glass, and weighing Al2O30.7-1.0 g powder, mixing water glass and Al2O3Mixing and uniformly stirring the powder to prepare the required inorganic adhesive;
(5) using inorganic adhesive to make lower surface of YSZ substrate and Al with Pt heating electrode2O3The ceramic plates are bonded together;
(6) welding and packaging the bonded device to obtain the NiTa2O6The stable zirconia base mixed potential type acetone sensor is a sensitive electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910879035.XA CN110596217A (en) | 2019-09-18 | 2019-09-18 | NiTa2O6All-solid-state acetone sensor used as sensitive electrode for diabetes diagnosis and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910879035.XA CN110596217A (en) | 2019-09-18 | 2019-09-18 | NiTa2O6All-solid-state acetone sensor used as sensitive electrode for diabetes diagnosis and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110596217A true CN110596217A (en) | 2019-12-20 |
Family
ID=68860468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910879035.XA Pending CN110596217A (en) | 2019-09-18 | 2019-09-18 | NiTa2O6All-solid-state acetone sensor used as sensitive electrode for diabetes diagnosis and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110596217A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111579616A (en) * | 2020-05-29 | 2020-08-25 | 吉林大学 | Based on YSZ and Fe2TiO5-TiO2Acetone sensor of sensitive electrode, preparation method and application thereof |
| CN113860871A (en) * | 2021-11-03 | 2021-12-31 | 电子科技大学 | Low-temperature sintering modified NiO-Ta2O5Microwave-based dielectric ceramic material and preparation method thereof |
| CN115096974A (en) * | 2022-06-20 | 2022-09-23 | 吉林大学 | Based on YSZ solid electrolyte and CuSb 2 O 6 Mixed potential type acetone sensor of sensitive electrode and preparation method thereof |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105259239A (en) * | 2015-11-04 | 2016-01-20 | 吉林大学 | YSZ based mixed-potential type acetone sensor taking NiNb206 as sensitive electrode and preparation method |
| CN105572204A (en) * | 2015-12-16 | 2016-05-11 | 吉林大学 | Mixing potential high-temperature NO2 sensor based on YSZ and niobite type MNb2O6 sensitive electrode and preparation method |
| CN105929005A (en) * | 2016-04-20 | 2016-09-07 | 吉林大学 | Mixed-potential low-ppm acetone sensor based on YSZ and MNb2O6 sensitive electrode, and preparation method and application thereof |
| CN106168598A (en) * | 2016-07-14 | 2016-11-30 | 吉林大学 | A kind of based on YSZ and CoTa2o6sensitive electrode blend together electric potential type NO2sensor, preparation method and applications |
| CN106950275A (en) * | 2017-04-12 | 2017-07-14 | 吉林大学 | With Co1‑xZnxFe2O4Acetone sensor for sensitive electrode material and preparation method thereof |
| CN107607604A (en) * | 2017-07-17 | 2018-01-19 | 宁波大学 | A kind of gas-detecting device and method based on PCA |
| KR20180015369A (en) * | 2016-08-03 | 2018-02-13 | 고려대학교 산학협력단 | Highly reliable complex for detecting gas having independence againt humidity, method for preparing the complex, gas sensor comprising the complex, and method for preparing the gas sensor |
| CN108107100A (en) * | 2017-12-18 | 2018-06-01 | 吉林大学 | With Sm2-xSrxNi2O4Acetone sensor, preparation method and applications for sensitive electrode material |
| WO2018182323A1 (en) * | 2017-03-30 | 2018-10-04 | 주식회사 코멧네트워크 | Nox sensor |
| CN108627561A (en) * | 2018-04-20 | 2018-10-09 | 江苏奥力威传感高科股份有限公司 | A kind of YSZ bases blend together electric potential type NO2Sensor and preparation method thereof |
| US10267761B2 (en) * | 2016-06-14 | 2019-04-23 | Delphi Technologies Ip Limited | Material for sensing electrode of NOX gas sensor |
| CN110243878A (en) * | 2019-06-27 | 2019-09-17 | 吉林大学 | One kind is with Bi1-xLaxFeO3Electric potential type acetone sensor, preparation method and applications are blended together for sensitive electrode |
-
2019
- 2019-09-18 CN CN201910879035.XA patent/CN110596217A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105259239A (en) * | 2015-11-04 | 2016-01-20 | 吉林大学 | YSZ based mixed-potential type acetone sensor taking NiNb206 as sensitive electrode and preparation method |
| CN105572204A (en) * | 2015-12-16 | 2016-05-11 | 吉林大学 | Mixing potential high-temperature NO2 sensor based on YSZ and niobite type MNb2O6 sensitive electrode and preparation method |
| CN105929005A (en) * | 2016-04-20 | 2016-09-07 | 吉林大学 | Mixed-potential low-ppm acetone sensor based on YSZ and MNb2O6 sensitive electrode, and preparation method and application thereof |
| US10267761B2 (en) * | 2016-06-14 | 2019-04-23 | Delphi Technologies Ip Limited | Material for sensing electrode of NOX gas sensor |
| CN106168598A (en) * | 2016-07-14 | 2016-11-30 | 吉林大学 | A kind of based on YSZ and CoTa2o6sensitive electrode blend together electric potential type NO2sensor, preparation method and applications |
| KR20180015369A (en) * | 2016-08-03 | 2018-02-13 | 고려대학교 산학협력단 | Highly reliable complex for detecting gas having independence againt humidity, method for preparing the complex, gas sensor comprising the complex, and method for preparing the gas sensor |
| WO2018182323A1 (en) * | 2017-03-30 | 2018-10-04 | 주식회사 코멧네트워크 | Nox sensor |
| CN106950275A (en) * | 2017-04-12 | 2017-07-14 | 吉林大学 | With Co1‑xZnxFe2O4Acetone sensor for sensitive electrode material and preparation method thereof |
| CN107607604A (en) * | 2017-07-17 | 2018-01-19 | 宁波大学 | A kind of gas-detecting device and method based on PCA |
| CN108107100A (en) * | 2017-12-18 | 2018-06-01 | 吉林大学 | With Sm2-xSrxNi2O4Acetone sensor, preparation method and applications for sensitive electrode material |
| CN108627561A (en) * | 2018-04-20 | 2018-10-09 | 江苏奥力威传感高科股份有限公司 | A kind of YSZ bases blend together electric potential type NO2Sensor and preparation method thereof |
| CN110243878A (en) * | 2019-06-27 | 2019-09-17 | 吉林大学 | One kind is with Bi1-xLaxFeO3Electric potential type acetone sensor, preparation method and applications are blended together for sensitive electrode |
Non-Patent Citations (2)
| Title |
|---|
| FANGMENG LIU等: "Sub-ppm YSZ-based mixed potential type acetone sensor utilizing columbite type composite oxide sensing electrode", 《SENSORS AND ACTUATORS S》 * |
| 刘方猛: "基于稳定氧化锆和复合氧化物敏感电极的全固态电化学气体传感器研究", 《中国博士学位论文全文数据库 信息科技辑》 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111579616A (en) * | 2020-05-29 | 2020-08-25 | 吉林大学 | Based on YSZ and Fe2TiO5-TiO2Acetone sensor of sensitive electrode, preparation method and application thereof |
| CN111579616B (en) * | 2020-05-29 | 2022-11-08 | 吉林大学 | Based on YSZ and Fe 2 TiO 5 -TiO 2 Acetone sensor of sensitive electrode, preparation method and application thereof |
| CN113860871A (en) * | 2021-11-03 | 2021-12-31 | 电子科技大学 | Low-temperature sintering modified NiO-Ta2O5Microwave-based dielectric ceramic material and preparation method thereof |
| US11873248B2 (en) | 2021-11-03 | 2024-01-16 | Yangtze Delta Region Institute Of University Of Electronic Science And Technology Of China, Huzhou | Modified NiO-Ta2O5-based microwave dielectric ceramic material sintered at low temperature and its preparation method |
| CN115096974A (en) * | 2022-06-20 | 2022-09-23 | 吉林大学 | Based on YSZ solid electrolyte and CuSb 2 O 6 Mixed potential type acetone sensor of sensitive electrode and preparation method thereof |
| CN115096974B (en) * | 2022-06-20 | 2023-04-14 | 吉林大学 | Mixed-potential acetone sensor and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Guntner et al. | E-nose sensing of low-ppb formaldehyde in gas mixtures at high relative humidity for breath screening of lung cancer? | |
| CN107655948B (en) | With La2NiO4YSZ-based mixed potential type H as sensitive electrode2S sensor and preparation method thereof | |
| CN110596217A (en) | NiTa2O6All-solid-state acetone sensor used as sensitive electrode for diabetes diagnosis and preparation method thereof | |
| CN105259239B (en) | NiNb2O6Electric potential type acetone sensor and preparation method are blended together for the YSZ bases of sensitive electrode | |
| US20200355644A1 (en) | Gas-based method and device for diagnosing lung cancer using light-regulated electrochemical sensors | |
| Mishra et al. | Superficial fabrication of gold nanoparticles modified CuO nanowires electrode for non-enzymatic glucose detection | |
| CN106093163B (en) | La0.8Sr0.2CoO3 is that the CeO2 bases of sensitive electrode blend together electric potential type acetone sensor, preparation method and applications | |
| CN105929005A (en) | Mixed-potential low-ppm acetone sensor based on YSZ and MNb2O6 sensitive electrode, and preparation method and application thereof | |
| KR20100071618A (en) | Method for forming semiconductor oxide nanofibers of sensors, and gas sensors using the same | |
| Liu et al. | Sub-ppm YSZ-based mixed potential type acetone sensor utilizing columbite type composite oxide sensing electrode | |
| Bai et al. | Enhanced gas sensing performance based on the PtCu octahedral alloy nanocrystals decorated SnO2 nanoclusters | |
| Liu et al. | CeO2-based mixed potential type acetone sensor using MMnO3 (M: Sr, Ca, La and Sm) sensing electrode | |
| CN106950275A (en) | With Co1‑xZnxFe2O4Acetone sensor for sensitive electrode material and preparation method thereof | |
| Hao et al. | Mixed potential gas phase sensor using YSZ solid electrolyte and spinel-type oxides AMn2O4 (A= Co, Zn and Cd) sensing electrodes | |
| Liu et al. | Acetone sensing with a mixed potential sensor based on Ce0. 8Gd0. 2O1. 95 solid electrolyte and Sr2MMoO6 (M: Fe, Mg, Ni) sensing electrode | |
| CN105181762A (en) | Co-Sn composite oxide ethyl alcohol sensor and preparation and application thereof | |
| You et al. | Mixed-potential-type NO2 sensors based on stabilized zirconia and CeO2-B2O3 (B= Fe, Cr) binary nanocomposites sensing electrodes | |
| CN108107100A (en) | With Sm2-xSrxNi2O4Acetone sensor, preparation method and applications for sensitive electrode material | |
| Lv et al. | YSZ-based mixed potential type acetone gas sensor attached with CuSb2O6 sensing electrode for ketosis diagnosis | |
| CN110243878A (en) | One kind is with Bi1-xLaxFeO3Electric potential type acetone sensor, preparation method and applications are blended together for sensitive electrode | |
| CN108760848A (en) | With BiFeO3For the CeO of sensitive electrode2Base blendes together electric potential type acetone sensor, preparation method and applications | |
| CN111505086B (en) | Gd2Zr2O7Solid electrolyte type isopropanol sensor, preparation method and application thereof | |
| CN111671427B (en) | Inverse spinel type Co2SnO4YSZ-based mixed potential type H as sensitive electrode2S sensor and preparation method thereof | |
| CN114813880A (en) | Integrated electrochemical gas sensor and preparation process thereof | |
| CN111189901B (en) | Gd2Zr2O7Solid electrolyte type formaldehyde sensor and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20191220 |
|
| WD01 | Invention patent application deemed withdrawn after publication |