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The Essentials of AC/DC Power Supplies

What is an AC/DC power supply? An AC/DC power supply is an essential component in any electronic device. It acts as the heart of the device, converting alternating current (AC) to direct current (DC), which is the type of electricity that…

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Electronic component capacitor on the blue printed circuit board

Flexible electrochromic supercapacitors with dual function successfully created

A team of researchers from Harbin Institute of Technology and Southern University of Science and Technology have developed a flexible electrochromic bifunctional energy storage device. This flexible device can display its energy state through color changes and serve as an energy…

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To Be or Not to Be a Diode?

To Be or Not to Be a Diode?

Electrical and electronic circuits as we have them wouldn’t exist without the humble diode. Even before our modern solid-state diodes, engineers used crude but effective, now-obsolete selenium rectifier and even vacuum-tube diodes. Although their nominal function is simple—to allow current to…

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