CN111122981B - 用于测量液体介电常数的高灵敏度微流体传感器 - Google Patents
用于测量液体介电常数的高灵敏度微流体传感器 Download PDFInfo
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- CN111122981B CN111122981B CN201911359858.6A CN201911359858A CN111122981B CN 111122981 B CN111122981 B CN 111122981B CN 201911359858 A CN201911359858 A CN 201911359858A CN 111122981 B CN111122981 B CN 111122981B
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- 239000007788 liquid Substances 0.000 title claims abstract description 24
- 230000035945 sensitivity Effects 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims description 3
- 238000005530 etching Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 10
- 230000005684 electric field Effects 0.000 abstract description 8
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 230000000737 periodic effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 9
- 239000004205 dimethyl polysiloxane Substances 0.000 description 8
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 8
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- 238000001514 detection method Methods 0.000 description 1
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- 239000003989 dielectric material Substances 0.000 description 1
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- 238000009774 resonance method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
- G01R27/2617—Measuring dielectric properties, e.g. constants
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- General Physics & Mathematics (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
Description
参数 | w<sub>1</sub> | w<sub>2</sub> | w<sub>3</sub> | w<sub>4</sub> | w<sub>5</sub> |
数值(mm) | 1.56 | 12.42 | 0.4 | 0.4 | 0.4 |
参数 | a<sub>1</sub> | a<sub>2</sub> | h<sub>1</sub> | h<sub>2</sub> | d<sub>1</sub> |
数值(mm) | 28 | 13.42 | 5 | 0.2 | 9.82 |
参数 | d<sub>2</sub> | d<sub>3</sub> | d<sub>4</sub> | c | l<sub>1</sub> |
数值(mm) | 18.98 | 2.6 | 9.82 | 1 | 62 |
参数 | s<sub>1</sub> | t<sub>1</sub> | t<sub>2</sub> | t<sub>3</sub> | g<sub>1</sub> |
数值(mm) | 6 | 0.8 | 0.55 | 3 | 1 |
参数 | g<sub>2</sub> | g<sub>3</sub> | |||
数值(mm) | 2.6 | 1.8 |
Claims (6)
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Citations (11)
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WO2014055559A1 (en) * | 2012-10-01 | 2014-04-10 | The Trustees Of The Princeton University | Microfluidic sensors with enhanced optical signals |
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US9325047B1 (en) * | 2013-03-11 | 2016-04-26 | University Of South Florida | Dynamically reconfigurable bandpass filters |
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Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US10400759B2 (en) * | 2013-04-22 | 2019-09-03 | Minipumps, Llc | Flow sensors with modular microfluidic channels and methods of manufacture |
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Patent Citations (11)
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EP2413128A1 (en) * | 2010-07-30 | 2012-02-01 | SAW instruments GmbH | Improved microfluidic sensor units to detect the presence of an analyte in a sample-fluid |
WO2014055559A1 (en) * | 2012-10-01 | 2014-04-10 | The Trustees Of The Princeton University | Microfluidic sensors with enhanced optical signals |
US9325047B1 (en) * | 2013-03-11 | 2016-04-26 | University Of South Florida | Dynamically reconfigurable bandpass filters |
CN103499534A (zh) * | 2013-07-25 | 2014-01-08 | 中国科学院苏州纳米技术与纳米仿生研究所 | 高灵敏太赫兹微流通道传感器及其制备方法 |
CN203760653U (zh) * | 2013-11-27 | 2014-08-06 | 哈尔滨飞羽科技有限公司 | 一种小型多频带电磁带隙结构 |
CN108279332A (zh) * | 2017-12-18 | 2018-07-13 | 河南师范大学 | 基于微流通道的流体介电常数微波测量装置 |
CN110133375A (zh) * | 2019-05-10 | 2019-08-16 | 杭州电子科技大学 | 用于同步测量磁介质材料介电常数和磁导率的微波传感器 |
CN110225649A (zh) * | 2019-05-17 | 2019-09-10 | 杭州电子科技大学 | 一种用于抑制同步开关噪声的新型电磁带隙结构 |
CN110191572A (zh) * | 2019-05-31 | 2019-08-30 | 杭州电子科技大学 | 一种实现超宽带抑制同步开关噪声的电磁带隙结构 |
CN110470677A (zh) * | 2019-09-11 | 2019-11-19 | 河南师范大学 | 一种基于近零传输法的电小尺寸样本介电特性检测装置 |
CN110501355A (zh) * | 2019-10-08 | 2019-11-26 | 大连理工大学 | 平面微波腔体滴入式液体介电质值检测传感器 |
Non-Patent Citations (3)
Title |
---|
High-Sensitivity Metamaterial-Inspired Sensor for Microfluidic Dielectric Characterization;Amir Ebrahimi et al.;《IEEE SENSORS JOURNAL》;20140531;第14卷(第5期);第1345-1351页 * |
Ultrahigh-Sensitivity Microwave Sensor for Microfluidic Complex Permittivity Measurement;Amir Ebrahimi et al.;《IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES》;20191031;第67卷(第10期);第4269-4277页 * |
基于矩形谐振环的微流体传感器;夏洪伟 等;《传感器与微系统》;20160430;第35卷(第4期);第86-88、92页 * |
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