A practical approach for constructing a plasma discharge system is outlined, designed for advanced physical and analytical chemistry courses. The primary objective is to enhance students’ experiential ...

Abstract: A novel and highly sensitive vacuum gauge based on a micromachined AT-cut quartz bulk acoustic wave (BAW) resonator diaphragm is presented. Pressure is sensed by monitoring frequency shifts ...

SAN JOSE, Calif., June 18, 2025 (GLOBE NEWSWIRE) -- Posifa Technologies today announced that it will exhibit at Sensors Converge 2025, taking place June 25-26 at the Santa Clara Convention Center. In ...

Abstract: This paper presents micro-Pirani vacuum gauges using low-resistivity monocrystal silicon for the heaters and the heat sinks. We designed a new Pirani gauge with an embedded Wheatstone bridge ...

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SAN JOSE, Calif., Feb. 05, 2025 (GLOBE NEWSWIRE) -- Posifa Technologies today announced its participation in AHR Expo 2025, taking place February 10-12 at the Orange County Convention Center in ...

Vacuum covers pressures up to atmospheric pressure. Pressure gauges used in the pressure range can perfectly well also be used in the coarse to medium vacuum range. Resonant pressure gauges (those ...

Vacuum technology is used in a wide range of industries, and proper use depends on accurate measurement devices, or gauges. Vacuum gauges work by detecting changes in pressure and converting those ...