ZnO varistor ceramics were synthesised by cold sintering/spark plasma sintering and post-annealing treatment. Intriguingly, the ZnO varistor ceramics present ultrahigh potential gradient, high ...

Large groups of insects can create an electrical charge in the atmosphere comparable to that of storm clouds, a new study finds. By Oliver Whang Electrical charges are everywhere, both positive and ...

Equipotential lines are curved lines on a map which mark out lines of identicalaltitude. The altitude pertains to electric potential or voltage. Equipotential lines are curved lines on a map which ...