JPS61137053A - λセンサ - Google Patents
λセンサInfo
- Publication number
- JPS61137053A JPS61137053A JP25889084A JP25889084A JPS61137053A JP S61137053 A JPS61137053 A JP S61137053A JP 25889084 A JP25889084 A JP 25889084A JP 25889084 A JP25889084 A JP 25889084A JP S61137053 A JPS61137053 A JP S61137053A
- Authority
- JP
- Japan
- Prior art keywords
- sensor
- catalyst
- sensitivity
- compound
- detection piece
- 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.)
- Granted
Links
- 229910000510 noble metal Inorganic materials 0.000 claims abstract description 8
- 239000003054 catalyst Substances 0.000 claims description 32
- 150000001875 compounds Chemical class 0.000 claims description 30
- 239000004065 semiconductor Substances 0.000 claims description 8
- 229910000314 transition metal oxide Inorganic materials 0.000 claims description 4
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- 150000004706 metal oxides Chemical class 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 2
- 229910052712 strontium Inorganic materials 0.000 claims description 2
- 230000035945 sensitivity Effects 0.000 abstract description 33
- 239000007789 gas Substances 0.000 abstract description 31
- 238000001514 detection method Methods 0.000 abstract description 25
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 19
- 229910052760 oxygen Inorganic materials 0.000 abstract description 19
- 239000001301 oxygen Substances 0.000 abstract description 19
- 239000000919 ceramic Substances 0.000 abstract description 7
- 239000012528 membrane Substances 0.000 abstract description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract description 4
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052863 mullite Inorganic materials 0.000 abstract description 4
- 239000000758 substrate Substances 0.000 abstract description 2
- 229940126062 Compound A Drugs 0.000 abstract 1
- NLDMNSXOCDLTTB-UHFFFAOYSA-N Heterophylliin A Natural products O1C2COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC2C(OC(=O)C=2C=C(O)C(O)=C(O)C=2)C(O)C1OC(=O)C1=CC(O)=C(O)C(O)=C1 NLDMNSXOCDLTTB-UHFFFAOYSA-N 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 18
- 239000013078 crystal Substances 0.000 description 9
- 230000008859 change Effects 0.000 description 6
- 230000007423 decrease Effects 0.000 description 6
- 238000010304 firing Methods 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 230000004043 responsiveness Effects 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- -1 Ca-δ Chemical class 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241000005398 Figaro Species 0.000 description 1
- 229910018967 Pt—Rh Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 150000001573 beryllium compounds Chemical class 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000635 electron micrograph Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002681 magnesium compounds Chemical class 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
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
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25889084A JPS61137053A (ja) | 1984-12-06 | 1984-12-06 | λセンサ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25889084A JPS61137053A (ja) | 1984-12-06 | 1984-12-06 | λセンサ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61137053A true JPS61137053A (ja) | 1986-06-24 |
| JPH052096B2 JPH052096B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-01-11 |
Family
ID=17326448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25889084A Granted JPS61137053A (ja) | 1984-12-06 | 1984-12-06 | λセンサ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61137053A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52141699A (en) * | 1976-05-20 | 1977-11-26 | Matsushita Electric Ind Co Ltd | Densitometer of oxidizing and reducing gas |
| JPS5311226A (en) * | 1976-07-20 | 1978-02-01 | Ngk Spark Plug Co Ltd | Air fuel ratio sensor for exhaust gas |
| JPS5518956A (en) * | 1978-07-26 | 1980-02-09 | Matsushita Electric Ind Co Ltd | Oxygen concentration detecting element |
| JPS55166030A (en) * | 1979-06-11 | 1980-12-24 | Matsushita Electric Ind Co Ltd | Gas sensor |
| JPS5643548A (en) * | 1979-09-18 | 1981-04-22 | Toshiba Corp | Gas detecting element |
-
1984
- 1984-12-06 JP JP25889084A patent/JPS61137053A/ja active Granted
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52141699A (en) * | 1976-05-20 | 1977-11-26 | Matsushita Electric Ind Co Ltd | Densitometer of oxidizing and reducing gas |
| JPS5311226A (en) * | 1976-07-20 | 1978-02-01 | Ngk Spark Plug Co Ltd | Air fuel ratio sensor for exhaust gas |
| JPS5518956A (en) * | 1978-07-26 | 1980-02-09 | Matsushita Electric Ind Co Ltd | Oxygen concentration detecting element |
| JPS55166030A (en) * | 1979-06-11 | 1980-12-24 | Matsushita Electric Ind Co Ltd | Gas sensor |
| JPS5643548A (en) * | 1979-09-18 | 1981-04-22 | Toshiba Corp | Gas detecting element |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH052096B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-01-11 |