JP2008216083A5 - - Google Patents
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- JP2008216083A5 JP2008216083A5 JP2007054850A JP2007054850A JP2008216083A5 JP 2008216083 A5 JP2008216083 A5 JP 2008216083A5 JP 2007054850 A JP2007054850 A JP 2007054850A JP 2007054850 A JP2007054850 A JP 2007054850A JP 2008216083 A5 JP2008216083 A5 JP 2008216083A5
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- JP
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- Prior art keywords
- carbon nanostructure
- carbon
- sensing element
- chemical substance
- substance sensing
- Prior art date
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- 239000002717 carbon nanostructure Substances 0.000 claims 26
- 239000000126 substance Substances 0.000 claims 15
- 125000000217 alkyl group Chemical group 0.000 claims 5
- 239000006185 dispersion Substances 0.000 claims 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims 4
- 239000000835 fiber Substances 0.000 claims 4
- 229910052904 quartz Inorganic materials 0.000 claims 4
- 239000010453 quartz Substances 0.000 claims 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 4
- 239000000758 substrate Substances 0.000 claims 4
- IEQIEDJGQAUEQZ-UHFFFAOYSA-N Phthalocyanine Chemical compound N1C(N=C2C3=CC=CC=C3C(N=C3C4=CC=CC=C4C(=N4)N3)=N2)=C(C=CC=C2)C2=C1N=C1C2=CC=CC=C2C4=N1 IEQIEDJGQAUEQZ-UHFFFAOYSA-N 0.000 claims 2
- 229910052799 carbon Inorganic materials 0.000 claims 2
- 239000003054 catalyst Substances 0.000 claims 2
- 238000005229 chemical vapour deposition Methods 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 2
- 239000000203 mixture Substances 0.000 claims 2
- 238000007790 scraping Methods 0.000 claims 2
- 230000004931 aggregating Effects 0.000 claims 1
- 150000001721 carbon Chemical class 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
- 230000001678 irradiating Effects 0.000 claims 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N o-xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims 1
- YXFVVABEGXRONW-UHFFFAOYSA-N toluene Substances CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims 1
- 125000003944 tolyl group Chemical group 0.000 claims 1
- 239000008096 xylene Substances 0.000 claims 1
Claims (12)
前記カーボンナノ構造体は、線状カーボンナノ構造体凝集体であって、その両端に電極が接続される、化学物質センシング素子。 For detecting a specific substance in the atmosphere, see containing a surface-modified carbon nanostructure by an alkyl group,
The said carbon nanostructure is a chemical substance sensing element which is a linear carbon nanostructure aggregate, Comprising: An electrode is connected to the both ends .
前記化学物質センシング素子に電気的に結合され、前記化学物質センシング素子の電気抵抗の変化を検出するための検出手段とを含み、
前記カーボンナノ構造体は、線状カーボンナノ構造体凝集体であって、その両端に電極が接続される、化学物質センシング装置。 A chemical substance sensing element comprising a carbon nanostructure surface-modified with an alkyl group;
The chemistry substance sensing element is electrically coupled, seen including a detection means for detecting a change in electrical resistance of the chemical substance sensing element,
The carbon nanostructure is a linear carbon nanostructure aggregate, and an electrode is connected to both ends of the carbon nanostructure .
触媒を用いて化学蒸着により石英基板上に作製したカーボンナノ構造体を前記石英基板から擦り取るステップと、
アルキル基を有するアルコール類からなる溶液中にカーボンナノ構造体が分散した分散液を作製するステップと、
前記分散液中に分散した前記カーボンナノ構造体を凝集させることによりカーボンナノ構造体凝集体を作製するステップとを含み、それによって、前記カーボンナノ構造体がアルキル基により修飾される、方法。 A method of manufacturing a chemical substance sensing element for detecting a specific substance in an atmosphere,
Scraping carbon nanostructures produced on a quartz substrate by chemical vapor deposition using a catalyst from the quartz substrate;
Producing a dispersion in which carbon nanostructures are dispersed in a solution comprising an alcohol having an alkyl group;
Producing a carbon nanostructure aggregate by aggregating the carbon nanostructure dispersed in the dispersion, whereby the carbon nanostructure is modified with an alkyl group.
前記溶液中にカーボンナノ構造体を投入して、前記アルコール類からなる溶液と前記カーボンナノ構造体との混合体を作製する第１のステップと、
前記第１のステップにおいて作製された前記混合体に超音波を照射することにより、前記カーボンナノ構造体を前記アルコール類の溶液中に均一に分散させる第２のステップとを含む、請求項８に記載の方法。 The step of preparing the dispersion includes
A first step of introducing a carbon nanostructure into the solution to produce a mixture of the alcohol solution and the carbon nanostructure;
And a second step of uniformly dispersing the carbon nanostructure in the solution of the alcohol by irradiating the mixture prepared in the first step with an ultrasonic wave. The method described.
触媒を用いて化学蒸着により石英基板上に作製したカーボンナノ構造体を前記石英基板から擦り取るステップと、
アルキル基を有するアルコール類からなる溶液中にカーボンナノ構造体が分散した分散液を作製するステップと、
前記分散液を絶縁性繊維により形成されたシートに滴下して当該シートに前記カーボンナノ構造体を付着させるステップとを含む、方法。 A method of manufacturing a chemical substance sensing element for detecting a specific substance in an atmosphere,
Scraping carbon nanostructures produced on a quartz substrate by chemical vapor deposition using a catalyst from the quartz substrate;
Producing a dispersion in which carbon nanostructures are dispersed in a solution comprising an alcohol having an alkyl group;
Dropping the dispersion onto a sheet formed of insulating fibers and attaching the carbon nanostructures to the sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007054850A JP4875517B2 (en) | 2007-03-05 | 2007-03-05 | Chemical substance sensing element, chemical substance sensing device, and method of manufacturing chemical substance sensing element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007054850A JP4875517B2 (en) | 2007-03-05 | 2007-03-05 | Chemical substance sensing element, chemical substance sensing device, and method of manufacturing chemical substance sensing element |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2008216083A JP2008216083A (en) | 2008-09-18 |
| JP2008216083A5 true JP2008216083A5 (en) | 2009-08-06 |
| JP4875517B2 JP4875517B2 (en) | 2012-02-15 |
Family
ID=39836289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007054850A Expired - Fee Related JP4875517B2 (en) | 2007-03-05 | 2007-03-05 | Chemical substance sensing element, chemical substance sensing device, and method of manufacturing chemical substance sensing element |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4875517B2 (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008108371A1 (en) | 2007-03-05 | 2008-09-12 | Sharp Kabushiki Kaisha | Chemical substance sensing element, chemical substance sensing apparatus, and process for producing chemical substance sensing element |
| JP5062695B2 (en) * | 2008-10-29 | 2012-10-31 | シャープ株式会社 | Chemical substance sensing element, gas analyzer and breath analyzer equipped with the same, and acetone concentration detection method using chemical substance sensing element |
| JP5062697B2 (en) * | 2008-12-09 | 2012-10-31 | シャープ株式会社 | Chemical substance sensing element, gas analyzer, and method for detecting ethanol concentration using chemical substance sensing element |
| JP2011169634A (en) * | 2010-02-16 | 2011-09-01 | Fuji Electric Co Ltd | Thin film gas sensor |
| WO2014104156A1 (en) * | 2012-12-28 | 2014-07-03 | 国立大学法人東京大学 | Gas sensor and gas sensor structural body |
| CN104198561B (en) * | 2014-08-28 | 2016-08-17 | 黑龙江大学 | A kind of cationic metal phthalocyanine/CNT self-assemble film pole and preparation method thereof |
| JP6394301B2 (en) * | 2014-11-10 | 2018-09-26 | 富士通株式会社 | Gas sensor and manufacturing method thereof |
| WO2017025996A1 (en) | 2015-08-12 | 2017-02-16 | 株式会社 東芝 | Particle detection device and particle detection method |
| EP3348999A4 (en) | 2015-09-10 | 2019-04-17 | Kabushiki Kaisha Toshiba | Molecule detection device, molecule detection method, and organic probe |
| JP6622166B2 (en) | 2016-09-20 | 2019-12-18 | 株式会社東芝 | Molecular detector, molecular detection method, molecular detector, and organic probe |
| JP6682412B2 (en) | 2016-09-20 | 2020-04-15 | 株式会社東芝 | Molecular detector |
| JP7043205B2 (en) | 2017-09-19 | 2022-03-29 | 株式会社東芝 | Molecule detection device and molecule detection method |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5943345A (en) * | 1982-09-06 | 1984-03-10 | Toyota Central Res & Dev Lab Inc | Fiber type dew formation detection element |
| JPS63225161A (en) * | 1987-03-15 | 1988-09-20 | Matsushita Electric Works Ltd | Gas sensor |
| JPH071247B2 (en) * | 1991-12-02 | 1995-01-11 | 光進電気工業株式会社 | Moisture sensitive element |
| JPH05288703A (en) * | 1992-04-10 | 1993-11-02 | Asahi Chem Ind Co Ltd | Gas sensor |
| JPH07294474A (en) * | 1994-04-25 | 1995-11-10 | Matsushita Electric Ind Co Ltd | Humidity sensor |
| JPH10203810A (en) * | 1997-01-21 | 1998-08-04 | Canon Inc | Production of carbon nanotube |
| WO2001050117A1 (en) * | 1999-12-30 | 2001-07-12 | Cabot Corporation | Sensors with improved properties |
| JP3606232B2 (en) * | 2001-06-01 | 2005-01-05 | 富士ゼロックス株式会社 | Carbon structure manufacturing apparatus and manufacturing method |
| KR20040054801A (en) * | 2001-11-26 | 2004-06-25 | 소니 인터내셔널(유로파) 게엠베하 | The use of 1d semiconductor materials as chemical sensing materials, produced and operated close to room temperature |
| KR100837393B1 (en) * | 2002-01-22 | 2008-06-12 | 삼성에스디아이 주식회사 | Electronic device comprising electrodes made of metal that is familiar with carbon |
| JP4825968B2 (en) * | 2005-05-26 | 2011-11-30 | 国立大学法人九州大学 | Carbon nanotube sensor and manufacturing method thereof |
| JP4936349B2 (en) * | 2005-06-01 | 2012-05-23 | 地方独立行政法人 東京都立産業技術研究センター | Method for producing metal-encapsulated carbon nanocapsules |
-
2007
- 2007-03-05 JP JP2007054850A patent/JP4875517B2/en not_active Expired - Fee Related
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