FR2261535A1 - Quality control of piezoelectric material - provides measurement of temperature and frequency relationship in dielectric loss factor - Google Patents

Quality control of piezoelectric material - provides measurement of temperature and frequency relationship in dielectric loss factor

Info

Publication number
FR2261535A1
FR2261535A1 FR7405420A FR7405420A FR2261535A1 FR 2261535 A1 FR2261535 A1 FR 2261535A1 FR 7405420 A FR7405420 A FR 7405420A FR 7405420 A FR7405420 A FR 7405420A FR 2261535 A1 FR2261535 A1 FR 2261535A1
Authority
FR
France
Prior art keywords
dielectric loss
loss factor
temperature
piezoelectric material
quality control
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
Application number
FR7405420A
Other languages
English (en)
French (fr)
Other versions
FR2261535B1 (Direct
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.)
INST SINTEZA MINERALNOGO SYR
Original Assignee
INST SINTEZA MINERALNOGO SYR
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 INST SINTEZA MINERALNOGO SYR filed Critical INST SINTEZA MINERALNOGO SYR
Priority to FR7405420A priority Critical patent/FR2261535A1/fr
Publication of FR2261535A1 publication Critical patent/FR2261535A1/fr
Application granted granted Critical
Publication of FR2261535B1 publication Critical patent/FR2261535B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/22—Measuring piezoelectric properties

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
FR7405420A 1974-02-18 1974-02-18 Quality control of piezoelectric material - provides measurement of temperature and frequency relationship in dielectric loss factor Granted FR2261535A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7405420A FR2261535A1 (en) 1974-02-18 1974-02-18 Quality control of piezoelectric material - provides measurement of temperature and frequency relationship in dielectric loss factor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7405420A FR2261535A1 (en) 1974-02-18 1974-02-18 Quality control of piezoelectric material - provides measurement of temperature and frequency relationship in dielectric loss factor

Publications (2)

Publication Number Publication Date
FR2261535A1 true FR2261535A1 (en) 1975-09-12
FR2261535B1 FR2261535B1 (Direct) 1977-09-16

Family

ID=9135050

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7405420A Granted FR2261535A1 (en) 1974-02-18 1974-02-18 Quality control of piezoelectric material - provides measurement of temperature and frequency relationship in dielectric loss factor

Country Status (1)

Country Link
FR (1) FR2261535A1 (Direct)

Also Published As

Publication number Publication date
FR2261535B1 (Direct) 1977-09-16

Similar Documents

Publication Publication Date Title
DK34985A (da) Fremgangsmaade til maaling af koagulering af maelk
SE8402960D0 (sv) Sett och anordning for nivametning med mikrovagor
US4326542A (en) Firmness control in a cigarette maker
DE3782684D1 (de) Verfahren zum backen.
FR2261535A1 (en) Quality control of piezoelectric material - provides measurement of temperature and frequency relationship in dielectric loss factor
KR950009116A (ko) 전자레인지의 자동해동방법
JPS5726723A (en) Crystal thermometer
JPS57131085A (en) Ultrasonic wave measuring system
JPS57203843A (en) Air-fuel ratio feedback control device
GB993190A (en) Improvements in or relating to methods and apparatus for artificially drying materials
Schulle et al. The Use of Resonant Frequency Analyses for the Evaluation of Saggars
JPS55129749A (en) Sensitivity correction method for electromagnetic ultrasonic wave probe
ES2074119T3 (es) Metodo y dispositivo para la determinacion acelerada del envejecimiento de uno o mas elementos con un parametro de envejecimiento electromagnetico.
FR2425628A1 (fr) Procede et dispositif de montage pour mesurer des grandeurs non electriques
JPS55118100A (en) Periodic adjustment and setting of new operation level for detection threshold
SU460430A1 (ru) Способ измерени толщины стенок изделий из немагнитных материалов
JPS5746149A (en) Measuring method for humidity in drier
JPS55138667A (en) Ultrasonic wave measuring apparatus
SU1116353A1 (ru) Индентор дл измерени твердости материалов при повышенных температурах
SU1117538A1 (ru) Устройство дл неразрушающего контрол диэлектриков и ферритов
UA12002A1 (uk) Спосіб визhачеhhя частотhоі характеристики об'єкта, який випробовується та пристрій для його здійсhеhhя
WOOTTON An assessment of the methods available for measuring scale-metal adhesion and the mechanical properties of oxides(Assessment of available methods for measuring scale-metal adhesion and mechanical properties of oxides)
JPS55101859A (en) Method of measuring deteriorating degree of ferrite refractory steel component
JPS56112602A (en) Measuring device for thickness of nonmagnetic thin metal plate
JPS5641330A (en) Manufacture of ferromagnetic, long continuous material having uniform reluctivity

Legal Events

Date Code Title Description
ST Notification of lapse