DE102013112202B8 - Sensoreinrichtung, Verfahren und Sensor zur Bestimmung einer relativen Konzentration einer ersten Art von Ionen in Relation zu einer zweiten Art von Ionen, die in einem Flüssigkeitstropfen gelöst sind - Google Patents

Sensoreinrichtung, Verfahren und Sensor zur Bestimmung einer relativen Konzentration einer ersten Art von Ionen in Relation zu einer zweiten Art von Ionen, die in einem Flüssigkeitstropfen gelöst sind Download PDF

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Publication number
DE102013112202B8
DE102013112202B8 DE102013112202.7A DE102013112202A DE102013112202B8 DE 102013112202 B8 DE102013112202 B8 DE 102013112202B8 DE 102013112202 A DE102013112202 A DE 102013112202A DE 102013112202 B8 DE102013112202 B8 DE 102013112202B8
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Germany
Prior art keywords
type
ion
sensor
relation
determining
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Active
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DE102013112202.7A
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DE102013112202B4 (de
DE102013112202A1 (de
Inventor
Friedrich Kroener
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Infineon Technologies AG
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Infineon Technologies AG
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    • 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
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/416—Systems
    • G01N27/49—Systems involving the determination of the current at a single specific value, or small range of values, of applied voltage for producing selective measurement of one or more particular ionic species
    • 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
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/416—Systems
    • G01N27/48—Systems using polarography, i.e. measuring changes in current under a slowly-varying voltage
    • 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
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/403—Cells and electrode assemblies
    • G01N27/414—Ion-sensitive or chemical field-effect transistors, i.e. ISFETS or CHEMFETS
    • 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
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/403—Cells and electrode assemblies
    • G01N27/414—Ion-sensitive or chemical field-effect transistors, i.e. ISFETS or CHEMFETS
    • G01N27/4145—Ion-sensitive or chemical field-effect transistors, i.e. ISFETS or CHEMFETS specially adapted for biomolecules, e.g. gate electrode with immobilised receptors

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Biochemistry (AREA)
  • Electrochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
DE102013112202.7A 2012-11-09 2013-11-06 Sensoreinrichtung, Verfahren und Sensor zur Bestimmung einer relativen Konzentration einer ersten Art von Ionen in Relation zu einer zweiten Art von Ionen, die in einem Flüssigkeitstropfen gelöst sind Active DE102013112202B8 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/673,392 US9389200B2 (en) 2012-11-09 2012-11-09 Sensor device, a method and a sensor to determine a relative concentration of a first kind of ions with respect to a second kind of ions solute in a drop of liquid
US13/673,392 2012-11-09

Publications (3)

Publication Number Publication Date
DE102013112202A1 DE102013112202A1 (de) 2014-05-15
DE102013112202B4 DE102013112202B4 (de) 2021-08-05
DE102013112202B8 true DE102013112202B8 (de) 2022-01-13

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
DE102013112202.7A Active DE102013112202B8 (de) 2012-11-09 2013-11-06 Sensoreinrichtung, Verfahren und Sensor zur Bestimmung einer relativen Konzentration einer ersten Art von Ionen in Relation zu einer zweiten Art von Ionen, die in einem Flüssigkeitstropfen gelöst sind

Country Status (2)

Country Link
US (2) US9389200B2 (de)
DE (1) DE102013112202B8 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012002459B4 (de) * 2012-02-08 2015-06-25 Universität Rostock Elektrophysiologische Messanordnung und elektrophysiologisches Messverfahren
US11604159B2 (en) 2016-07-15 2023-03-14 Sulfilogger A/S Electrochemical sensor with small opening
JP7173731B2 (ja) * 2017-12-15 2022-11-16 株式会社 堀場アドバンスドテクノ 電磁気センサ

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0299778A2 (de) 1987-07-15 1989-01-18 Sri International Elektrochemischer Mikrosensor und Sensorzeile
WO2006040588A1 (en) 2004-10-15 2006-04-20 Oxford Biosensors Limited Voltammetric ion sensor
US20090239033A1 (en) 2002-06-05 2009-09-24 Panaconic Corporation Diaphragm and device for measuring cellular potential using the same, manufacturing method of the diaphragm
US20090301876A1 (en) 2006-11-01 2009-12-10 Mark Wagner Sensor and methods of making the same

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3556950A (en) 1966-07-15 1971-01-19 Ibm Method and apparatus for automatic electrochemical analysis
CA989476A (en) 1971-03-18 1976-05-18 Edmund E. Buzza Automatic analyzer
US3840438A (en) 1972-04-10 1974-10-08 Technicon Instr Method of direct potentiometric analysis of a liquid sample
US4874499A (en) * 1988-05-23 1989-10-17 Massachusetts Institute Of Technology Electrochemical microsensors and method of making such sensors
GB8817421D0 (en) * 1988-07-21 1988-08-24 Medisense Inc Bioelectrochemical electrodes
US5102526A (en) 1990-05-02 1992-04-07 The University Of Michigan Solid state ion sensor with silicon membrane
DE4228609C1 (de) 1992-08-28 1994-01-20 Fraunhofer Ges Forschung Vorrichtung zur Messung von Ionenkonzentrationen in Lösungen
DE4406908A1 (de) 1994-03-03 1995-09-07 Iras Automation Gmbh Einrichtung zur Messung von Ionenkonzentrationen, Verfahren zu deren Herstellung und Anwendung
US6682649B1 (en) * 1999-10-01 2004-01-27 Sophion Bioscience A/S Substrate and a method for determining and/or monitoring electrophysiological properties of ion channels
US6764652B2 (en) 2001-01-24 2004-07-20 The Regents Of The University Of Michigan Micromachined device for receiving and retaining at least one liquid droplet, method of making the device and method of using the device
US8728289B2 (en) * 2005-12-15 2014-05-20 Medtronic, Inc. Monolithic electrodes and pH transducers
US8613889B2 (en) * 2006-04-13 2013-12-24 Advanced Liquid Logic, Inc. Droplet-based washing
US20100051552A1 (en) 2008-08-28 2010-03-04 Baxter International Inc. In-line sensors for dialysis applications

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0299778A2 (de) 1987-07-15 1989-01-18 Sri International Elektrochemischer Mikrosensor und Sensorzeile
US20090239033A1 (en) 2002-06-05 2009-09-24 Panaconic Corporation Diaphragm and device for measuring cellular potential using the same, manufacturing method of the diaphragm
WO2006040588A1 (en) 2004-10-15 2006-04-20 Oxford Biosensors Limited Voltammetric ion sensor
US20090301876A1 (en) 2006-11-01 2009-12-10 Mark Wagner Sensor and methods of making the same

Also Published As

Publication number Publication date
US20140131224A1 (en) 2014-05-15
US9389200B2 (en) 2016-07-12
DE102013112202B4 (de) 2021-08-05
DE102013112202A1 (de) 2014-05-15
US20160313283A1 (en) 2016-10-27

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