As the number of Power Over Ethernet (PoE) powered device (PD) applications grows, market pressures are driving designers to lower the cost and complexity of the DC-DC converters that power them, ...

Single-electron devices — in which electrons are moved around one by one — can be formed by placing nanoparticles between electrodes. Conveniently, these devices can, in part, be self-assembled by ...

This simple code lock circuit described here is of an electronic combination lock for daily use. It responds only to the roght sequence of four digits that are keyed in remotely. If a wrong key is ...