If you're someone who tends to sip coffee or tea throughout the day, you likely know the hassle of getting up to nuke your cup every hour or so. Even insulated travel tumblers can only do so much to ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

Abstract: The design of this paper is to solve the problems of poor stability and low control accuracy of traditional temperature control system in industry, agriculture and even daily life. This ...

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