AU520939B2 - Measuring impedance of membrane layers - Google Patents

Measuring impedance of membrane layers

Info

Publication number
AU520939B2
AU520939B2 AU36965/78A AU3696578A AU520939B2 AU 520939 B2 AU520939 B2 AU 520939B2 AU 36965/78 A AU36965/78 A AU 36965/78A AU 3696578 A AU3696578 A AU 3696578A AU 520939 B2 AU520939 B2 AU 520939B2
Authority
AU
Australia
Prior art keywords
membrane layers
measuring impedance
impedance
measuring
membrane
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.)
Expired
Application number
AU36965/78A
Other versions
AU3696578A (en
Inventor
Robert Geoffrey Ashcroft And John Robert Smith Hans Gerard Leonard Coster
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Unisearch Ltd
Original Assignee
Unisearch Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Unisearch Ltd filed Critical Unisearch Ltd
Priority to AU36965/78A priority Critical patent/AU520939B2/en
Publication of AU3696578A publication Critical patent/AU3696578A/en
Application granted granted Critical
Publication of AU520939B2 publication Critical patent/AU520939B2/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/483—Physical analysis of biological material
    • G01N33/487—Physical analysis of biological material of liquid biological material
    • G01N33/48707—Physical analysis of biological material of liquid biological material by electrical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/483—Physical analysis of biological material
    • G01N33/487—Physical analysis of biological material of liquid biological material
    • G01N33/48707—Physical analysis of biological material of liquid biological material by electrical means
    • G01N33/48728—Investigating individual cells, e.g. by patch clamp, voltage clamp
    • 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
    • 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
    • G01R27/2605—Measuring capacitance

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Molecular Biology (AREA)
  • Hematology (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Biophysics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
AU36965/78A 1977-06-17 1977-06-17 Measuring impedance of membrane layers Expired AU520939B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU36965/78A AU520939B2 (en) 1977-06-17 1977-06-17 Measuring impedance of membrane layers

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU47577 1977-06-17
AU36965/78A AU520939B2 (en) 1977-06-17 1977-06-17 Measuring impedance of membrane layers

Publications (2)

Publication Number Publication Date
AU3696578A AU3696578A (en) 1979-12-13
AU520939B2 true AU520939B2 (en) 1982-03-11

Family

ID=25608740

Family Applications (1)

Application Number Title Priority Date Filing Date
AU36965/78A Expired AU520939B2 (en) 1977-06-17 1977-06-17 Measuring impedance of membrane layers

Country Status (1)

Country Link
AU (1) AU520939B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992004630A1 (en) * 1990-08-30 1992-03-19 University College Of Wales Aberystwyth Analytical method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992004630A1 (en) * 1990-08-30 1992-03-19 University College Of Wales Aberystwyth Analytical method

Also Published As

Publication number Publication date
AU3696578A (en) 1979-12-13

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