KR101234999B1 - 탄소나노튜브를 이용한 유량 측정장치 및 방법 - Google Patents
탄소나노튜브를 이용한 유량 측정장치 및 방법 Download PDFInfo
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- KR101234999B1 KR101234999B1 KR1020110050751A KR20110050751A KR101234999B1 KR 101234999 B1 KR101234999 B1 KR 101234999B1 KR 1020110050751 A KR1020110050751 A KR 1020110050751A KR 20110050751 A KR20110050751 A KR 20110050751A KR 101234999 B1 KR101234999 B1 KR 101234999B1
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- carbon nanotube
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 85
- 239000002041 carbon nanotube Substances 0.000 title claims abstract description 83
- 229910021393 carbon nanotube Inorganic materials 0.000 title claims abstract description 83
- 238000000034 method Methods 0.000 title claims abstract description 23
- 239000012528 membrane Substances 0.000 claims abstract description 61
- 239000012530 fluid Substances 0.000 claims abstract description 55
- 235000013870 dimethyl polysiloxane Nutrition 0.000 claims description 12
- 239000004205 dimethyl polysiloxane Substances 0.000 claims description 12
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims description 12
- CXQXSVUQTKDNFP-UHFFFAOYSA-N octamethyltrisiloxane Chemical compound C[Si](C)(C)O[Si](C)(C)O[Si](C)(C)C CXQXSVUQTKDNFP-UHFFFAOYSA-N 0.000 claims description 10
- 238000004987 plasma desorption mass spectroscopy Methods 0.000 claims description 10
- 239000010409 thin film Substances 0.000 claims description 10
- 239000010408 film Substances 0.000 claims description 3
- 238000000691 measurement method Methods 0.000 claims 2
- 238000005259 measurement Methods 0.000 abstract description 6
- 230000008859 change Effects 0.000 description 18
- 230000007423 decrease Effects 0.000 description 5
- 229920002120 photoresistant polymer Polymers 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000012847 fine chemical Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 206010028980 Neoplasm Diseases 0.000 description 2
- 201000011510 cancer Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000014509 gene expression Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000002032 lab-on-a-chip Methods 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002048 multi walled nanotube Substances 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- -1 polydimethylsiloxane Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000002109 single walled nanotube Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
- G01F1/34—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
- G01F1/36—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
- G01F1/40—Details of construction of the flow constriction devices
- G01F1/42—Orifices or nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82B—NANOSTRUCTURES FORMED BY MANIPULATION OF INDIVIDUAL ATOMS, MOLECULES, OR LIMITED COLLECTIONS OF ATOMS OR MOLECULES AS DISCRETE UNITS; MANUFACTURE OR TREATMENT THEREOF
- B82B1/00—Nanostructures formed by manipulation of individual atoms or molecules, or limited collections of atoms or molecules as discrete units
- B82B1/008—Nanostructures not provided for in groups B82B1/001 - B82B1/007
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- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Nanotechnology (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
Description
도 2는 본 발명의 바람직한 실시예에 따라 상기 도 1에 도시된 탄소나노튜브 패턴의 확대도이다.
도 3은 본 발명의 바람직한 실시예에 따른 탄소나노튜브를 이용한 유량 측정장치의 단면도이다.
도 4는 본 발명의 바람직한 실시예에 따른 탄소나노튜브를 이용한 유량 측정장치의 다른 단면도이다.
도 5는 본 발명의 실시예에 따른 유량 측정장치에 의해 측정된 유량에 따른 전도도의 변화를 도시한 그래프이다.
도 6a 내지 도 6c는 본 발명의 실시예에 따른 유량 측정장치에 의해 측정된 유량에 따른 전도도의 변화를 도시한 그래프들이다.
100: 맴브레인 110: 오리피스
120: 탄소나노튜브 패턴 130: 전극
200: 캐비티층 210: 유입구
Claims (11)
- 유체가 흐르는 통로를 형성하는 캐비티층;
상기 캐비티층과 결합하는 맴브레인;
상기 맴브레인상에 형성되어 압력차를 발생시키는 오리피스; 및
상기 오리피스에 의해 발생된 압력차를 감지할 수 있도록 박막의 형태로 상기 오리피스를 중심으로 하여 나선의 형태로 연결되어 상기 맴브레인에 형성된 탄소나노튜브 패턴을 포함한 탄소나노튜브를 이용한 유량 측정장치. - 제 1항에 있어서, 상기 맴브레인은 절연막의 적층구조로 이루어진 것을 특징으로 하는 탄소나노튜브를 이용한 유량 측정장치.
- 제 2항에 있어서, 상기 맴브레인은 PDMS로 구성된 것을 특징으로 하는 탄소나노튜브를 이용한 유량 측정장치.
- 삭제
- 삭제
- 유량 측정방법에 있어서,
캐비티층에 형성된 유입구로 유체를 유입시키는 단계;
상기 유체를 맴브레인상에 형성되어 있는 오리피스를 통과시키는 단계; 및
박막의 형태로 상기 오리피스를 중심으로 하여 나선의 형태로 연결되어 상기 맴브레인에 형성되어 있는 탄소나노튜브 패턴의 전도도를 측정하는 단계를 포함하는 탄소나노튜브를 이용한 유량 측정방법. - 제 6항에 있어서,
상기 전도도를 측정하는 단계에서 측정된 전도도를 이용하여 상기 유체의 유량을 연산하는 단계를 더 포함하는 탄소나노튜브를 이용한 유량 측정방법. - 제 6항에 있어서, 상기 맴브레인은 절연막의 적층구조로 이루어진 것을 특징으로 하는 탄소나노튜브를 이용한 유량 측정방법.
- 제 7항에 있어서, 상기 맴브레인은 PDMS로 구성된 것을 특징으로 하는 탄소나노튜브를 이용한 유량 측정방법.
- 삭제
- 삭제
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KR1020110050751A KR101234999B1 (ko) | 2011-05-27 | 2011-05-27 | 탄소나노튜브를 이용한 유량 측정장치 및 방법 |
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KR1020110050751A KR101234999B1 (ko) | 2011-05-27 | 2011-05-27 | 탄소나노튜브를 이용한 유량 측정장치 및 방법 |
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KR20120132123A KR20120132123A (ko) | 2012-12-05 |
KR101234999B1 true KR101234999B1 (ko) | 2013-02-20 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102047387B1 (ko) | 2018-06-27 | 2019-11-21 | 한국과학기술원 | 전도성 폴리머 복합체를 이용한 소켓 타입 수압 측정장치 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030134267A1 (en) | 2001-08-14 | 2003-07-17 | Kang Seong-Ho | Sensor for detecting biomolecule using carbon nanotubes |
US20080034888A1 (en) | 2003-08-25 | 2008-02-14 | Asml Holding N.V. | High-Resolution Gas Gauge Proximity Sensor |
KR20090108212A (ko) * | 2008-04-11 | 2009-10-15 | 신경 | 탄소나노튜브 감지막을 포함하는 액체의 유량 및 상태측정장치와 이를 이용한 액체 유량 및 상태 측정방법 |
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- 2011-05-27 KR KR1020110050751A patent/KR101234999B1/ko active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030134267A1 (en) | 2001-08-14 | 2003-07-17 | Kang Seong-Ho | Sensor for detecting biomolecule using carbon nanotubes |
US20080034888A1 (en) | 2003-08-25 | 2008-02-14 | Asml Holding N.V. | High-Resolution Gas Gauge Proximity Sensor |
KR20090108212A (ko) * | 2008-04-11 | 2009-10-15 | 신경 | 탄소나노튜브 감지막을 포함하는 액체의 유량 및 상태측정장치와 이를 이용한 액체 유량 및 상태 측정방법 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102047387B1 (ko) | 2018-06-27 | 2019-11-21 | 한국과학기술원 | 전도성 폴리머 복합체를 이용한 소켓 타입 수압 측정장치 |
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