You can work with a part for many decades, and still learn something new about it. At least we can, and we don’t mind admitting it. Take film capacitors — we all know they aren’t a polarized part like ...

"If you open any computer, you will see a lot of these small, cylindrical round capacitors," said Vadym Mochalin, a scientist at Drexel University and a co-author on the new Nature Nanotechnology ...

“If you open any computer, you will see a lot of these small, cylindrical round capacitors,” Discovery News quoted Vadym Mochalin at Drexel University, as saying. Unlike a battery that stores energy ...

How to build a photovoltaic light system that operates at all times and is maintenance-free. The key role of the supercapacitor in this design. What is the "Joule Thief" circuit? Delivering ...