Presenting the Biological Nanobattery

The biggest drawback of most portable electronic devices, such as notebooks, cellphones, PDAs and many others is the fact that they become useless after the rechargeable batteries completely discharge.Unfortunately, the devices themselves have known huge developments, while their b... [ read more >> ]

Capacitor seen in normal light and X-ray

Image comment: Capacitor seen in normal light and X-ray

Capacitor seen in normal light and X-ray