Capacitance of a capacitor is defined as the ability of a capacitor to store the maximum electrical charge (Q) in its body. C = Q/V = ε A/d = ε0 εr A/d The ability of a capacitor to store maximum ...

Before Lunar New Year, I had ordered two 3000 F, 2.7 V supercapacitors from China for about $4 each. I don’t actually remember why, but they arrived (unexpectedly) just before the holiday.

A recent research project using a capacitive sensor tomeasure water levels comprises two PCB (printed-circuit-board) plates placed one in front of the other at a controlleddistance. Every plate ...

Battery technology is the talk of the town right now, as it’s the main bottleneck holding up progress on many facets of renewable energy. There are other technologies available for energy storage, ...

There was a recent news item regarding a teenager's project to use a super capacitor as a quick-charging energy storage device. The primary claim is that this could be used to fully charge a phone in ...

EEStar EEStor, a Texas company run by ex-IBM employees, is set to make a long awaited breakthrough in battery tech, claiming that it has a capacitor based battery which will up the range of an ...