The miniature frequencyΒ±temperature sensor in the form of a small quartz strip vibrating in the thickness-shear mode with the resonant frequency in the range from 4 to 8 MHz is considered. Y-cut strips rotated in the range from 0Β°to 27Β°are the subject of the study. The temperature coecients of the r
Piezoelectric quartz resonators as highly sensitive temperature sensors
β Scribed by L. Spassov
- Publisher
- Elsevier Science
- Year
- 1992
- Tongue
- English
- Weight
- 483 KB
- Volume
- 30
- Category
- Article
- ISSN
- 0924-4247
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β¦ Synopsis
The physical prmclples of plezoresonance quartz sensors are discussed More attention IS paid to the physical prmclples and limits of thermosensltlve quartz resonators as temperature-measurmg sensors Expenmental data from the constructlon of a new type of ultrammlature thermosensltlve resonator with high sensltlvlty (1022 Hz/T) and good hneanty are quoted Finally we mention several other possible apphcatlons of thermosensltlve quartz resonators m measurmg other physlcal values such as vacuum, flmd veloaty, electrical current and power, heat conductlvlty and power of laser emlsslons
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A comprehenslve analysis of the mteractlon between an AT-cut quartz crystal resonator and a VISCOUS flmd IS presented The analysis, which mcludes plezoelectnc effects, assumes a hqmd of flmte extent and therefore could also be used to study thm films of viscous hqmds. A novel contmuous flow cell sy