KR20090092467A - 광에 의해 제어되는 미세유체 처리장치 및 방법 - Google Patents
광에 의해 제어되는 미세유체 처리장치 및 방법Info
- Publication number
- KR20090092467A KR20090092467A KR1020080017720A KR20080017720A KR20090092467A KR 20090092467 A KR20090092467 A KR 20090092467A KR 1020080017720 A KR1020080017720 A KR 1020080017720A KR 20080017720 A KR20080017720 A KR 20080017720A KR 20090092467 A KR20090092467 A KR 20090092467A
- Authority
- KR
- South Korea
- Prior art keywords
- light
- heat generating
- electrode
- microfluidic processing
- unit
- 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
- 238000012545 processing Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims description 20
- 239000002245 particle Substances 0.000 claims abstract description 42
- 239000012530 fluid Substances 0.000 claims abstract description 25
- 230000005611 electricity Effects 0.000 claims description 6
- 239000010409 thin film Substances 0.000 claims description 6
- 239000010408 film Substances 0.000 claims description 5
- 229910021417 amorphous silicon Inorganic materials 0.000 claims description 4
- 230000001678 irradiating effect Effects 0.000 claims description 3
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 229920002382 photo conductive polymer Polymers 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 10
- 238000012546 transfer Methods 0.000 description 13
- 230000020169 heat generation Effects 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000003491 array Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000838 magnetophoresis Methods 0.000 description 2
- 229920001940 conductive polymer Polymers 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004720 dielectrophoresis Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000001962 electrophoresis Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 238000002032 lab-on-a-chip Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- 229920005573 silicon-containing polymer Polymers 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
- B01L3/502—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures
- B01L3/5027—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures by integrated microfluidic structures, i.e. dimensions of channels and chambers are such that surface tension forces are important, e.g. lab-on-a-chip
- B01L3/502746—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures by integrated microfluidic structures, i.e. dimensions of channels and chambers are such that surface tension forces are important, e.g. lab-on-a-chip characterised by the means for controlling flow resistance, e.g. flow controllers, baffles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
- G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
- G01N21/532—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke with measurement of scattering and transmission
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/17—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on variable-absorption elements not provided for in groups G02F1/015 - G02F1/169
- G02F1/178—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on variable-absorption elements not provided for in groups G02F1/015 - G02F1/169 based on pressure effects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2300/00—Additional constructional details
- B01L2300/18—Means for temperature control
- B01L2300/1805—Conductive heating, heat from thermostatted solids is conducted to receptacles, e.g. heating plates, blocks
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Nonlinear Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Dispersion Chemistry (AREA)
- Hematology (AREA)
- Clinical Laboratory Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Optics & Photonics (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Micromachines (AREA)
Abstract
Description
Claims (9)
- 광으로 전류의 흐름을 온 오프(on off)하며, 광 전도성 저항의 어레이(array)로 구성된 수십 내지 수백 마이크로 미터 크기의 미세 전열발생부;상기 미세 전열발생부에 광이 가해지는 위치와 가해지는 광의 패턴을 조절하는 광원부; 및,상기 미세 전열발생부에서 발생한 열에 의해 유체 내에 대류를 유발하여 입자나 액적(droplet)을 이동시키는 입자구동부를 포함하는 것을 특징으로 하는 광에 의해 제어되는 미세유체 처리장치.
- 청구항 1에 있어서,상기 미세 전열발생부는 상기 광 전도성을 갖는 저항의 어레이에 전기를 공급하기 위한 (+)전극과 (-)전극을 포함하는 것을 특징으로 하는 광에 의해 제어되는 미세유체 처리장치.
- 청구항 2에 있어서,상기 (+)전극과 (-)전극 중 적어도 어느 하나는 상기 광원부로부터 조사되는 광을 투과시키는 것을 특징으로 하는 광에 의해 제어되는 미세유체 처리장치.
- 청구항 1에 있어서,상기 광 전도성을 갖는 저항은 수소화된 비정형 실리콘, 도핑된 실리콘, 또는 광 전도성 폴리머 중 적어도 어느 하나인 것을 특징으로 하는 광에 의해 제어되는 미세유체 처리장치.
- 청구항 1에 있어서,상기 미세 전열발생부의 전극과 광 전도성 저항이 상기 광원부로부터 조사되는 광의 진행 방향과 직교하도록 배열된 것을 특징으로 하는 광에 의해 제어되는 미세유체 처리장치.
- 청구항 1에 있어서,상기 미세 전열발생부의 광 전도성 저항 사이에는 공기 또는 열 전도율이 광 전도성 저항과 전극보다 낮은 물질로 채워져 있는 것을 특징으로 하는 광에 의해 제어되는 미세유체 처리장치.
- 청구항 1에 있어서,상기 광원부는 광을 조사하는 발광부와, 조사되는 광의 폭을 조절하는 셔터로 구성된 것을 특징으로 하는 광에 의해 제어되는 미세유체 처리장치.
- 청구항 7에 있어서,상기 셔터는 액정디스플레이(LCD) 또는 디지털미세거울장치(DMD)로 프로그램 가능한 셔터인 것을 특징으로 하는 광에 의해 제어되는 미세유체 처리장치.
- 청구항 1에 있어서,상기 입자구동부는 유체와 미세 전열발생부 사이를 절연하는 절연막, 그리고 유체로 이루어진 박막으로 구성되며, 상기 박막은 구동될 입자를 함유하는 것을 특징으로 하는 광에 의해 제어되는 미세유체 처리장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080017720A KR100944489B1 (ko) | 2008-02-27 | 2008-02-27 | 광에 의해 제어되는 미세유체 처리장치 및 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080017720A KR100944489B1 (ko) | 2008-02-27 | 2008-02-27 | 광에 의해 제어되는 미세유체 처리장치 및 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090092467A true KR20090092467A (ko) | 2009-09-01 |
KR100944489B1 KR100944489B1 (ko) | 2010-03-03 |
Family
ID=41301025
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020080017720A Expired - Fee Related KR100944489B1 (ko) | 2008-02-27 | 2008-02-27 | 광에 의해 제어되는 미세유체 처리장치 및 방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100944489B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20180002244A (ko) * | 2016-06-29 | 2018-01-08 | 엘지전자 주식회사 | 단일 열원을 사용하여 가스 및 먼지를 감지하는 복합 센서 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002357853A (ja) | 2001-03-30 | 2002-12-13 | Seiko Epson Corp | 電気泳動装置、電気泳動装置の駆動方法、及び電子機器 |
JP4442884B2 (ja) | 2004-09-24 | 2010-03-31 | アイダエンジニアリング株式会社 | マイクロ流体デバイス |
KR100748181B1 (ko) * | 2005-02-23 | 2007-08-10 | 한국과학기술원 | 평판 디스플레이를 이용한 미세유체 구동기 및 방법, 이를이용한 랩온어칩 시스템 |
-
2008
- 2008-02-27 KR KR1020080017720A patent/KR100944489B1/ko not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20180002244A (ko) * | 2016-06-29 | 2018-01-08 | 엘지전자 주식회사 | 단일 열원을 사용하여 가스 및 먼지를 감지하는 복합 센서 |
Also Published As
Publication number | Publication date |
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KR100944489B1 (ko) | 2010-03-03 |
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