JPH0153417B2 - - Google Patents
Info
- Publication number
- JPH0153417B2 JPH0153417B2 JP57034786A JP3478682A JPH0153417B2 JP H0153417 B2 JPH0153417 B2 JP H0153417B2 JP 57034786 A JP57034786 A JP 57034786A JP 3478682 A JP3478682 A JP 3478682A JP H0153417 B2 JPH0153417 B2 JP H0153417B2
- Authority
- JP
- Japan
- Prior art keywords
- moisture
- humidity
- diffusion layer
- film
- electrode
- 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.)
- Expired
Links
- 238000009792 diffusion process Methods 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 20
- 239000000758 substrate Substances 0.000 claims description 19
- 239000004065 semiconductor Substances 0.000 claims description 12
- 238000000605 extraction Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000010408 film Substances 0.000 description 32
- 229910004298 SiO 2 Inorganic materials 0.000 description 12
- 239000012528 membrane Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 6
- 238000001259 photo etching Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000007743 anodising Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000001771 vacuum deposition Methods 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
- G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
- G01N27/223—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity
- G01N27/225—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity by using hygroscopic materials
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 Electric Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57034786A JPS58151549A (ja) | 1982-03-04 | 1982-03-04 | 静電容量形感湿素子 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57034786A JPS58151549A (ja) | 1982-03-04 | 1982-03-04 | 静電容量形感湿素子 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58151549A JPS58151549A (ja) | 1983-09-08 |
JPH0153417B2 true JPH0153417B2 (enrdf_load_stackoverflow) | 1989-11-14 |
Family
ID=12423952
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57034786A Granted JPS58151549A (ja) | 1982-03-04 | 1982-03-04 | 静電容量形感湿素子 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58151549A (enrdf_load_stackoverflow) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63134944A (ja) * | 1986-11-27 | 1988-06-07 | Anarogu Debaisezu Kk | 湿度検出装置 |
JP4501320B2 (ja) * | 2001-07-16 | 2010-07-14 | 株式会社デンソー | 容量式湿度センサ |
JP2013057616A (ja) * | 2011-09-09 | 2013-03-28 | Azbil Corp | 環境センサ |
-
1982
- 1982-03-04 JP JP57034786A patent/JPS58151549A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS58151549A (ja) | 1983-09-08 |