Researchers have uncovered the mechanical properties of the nanoscale "thorns" that develop inside lithium-ion batteries, which can cause them to short circuit and die – or worse, such as ...

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Learn how to make a simple lemon battery and use it as an emergency phone charger in this hands-on science experiment. Watch step-by-step as we cut lemons, prepare copper and aluminum electrodes, and ...

Parallel battery-management ICs provide new ways to stretch out the limited runtime of smart glasses and AR/VR goggles.

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For the first time, scientists have observed how tiny metal "thorns" called dendrites sprout inside lithium-ion batteries, which can cause the batteries to short-circuit. Their findings, published in ...

Abstract: Short circuit (SC) is a stumbling block to battery safety. The common battery management system (BMS) holding the fixed threshold focuses overly on the absolute magnitude of battery voltage, ...

In this video I’m showing how I’ve built a very simple battery backup circuit for my home alarm system. The circuit charges a 12v lead acid battery and in an event of a power loss, it transfers the ...