Abstract: Mica is useful in microwave tubes to provide vacuum tight rf output seals and to provide vacuum seals in tunable resonant circuits to permit moving tuner parts to be external to the vacuum.

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14 January 2025 – IEEE, the world’s largest technical professional organization dedicated to advancing technology for humanity, announced today, together with the IEEE Computer Society (CS), its 2025 ...

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Before he did all of that, however, he was leading Navy SEALs into combat during the Vietnam War. Like many SEALs, Kerrey was called on to do what might have been otherwise impossible, such as ...

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At the same time, the power receiving module (inductance and capacitance) is welded on the PCB. Finally, waterproof resin is used to seal the circuit. Figure 4A shows the optrode packaged on the PCB, ...

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