Normally electrostatic sparks are very small. If the object has a lot of charge, then these sparks can be hundreds of metres long. Sparks can occur between charged objects and people. Sometimes when ...

Static electricity often just seems like an everyday annoyance when a wool sweater crackles as you pull it off, or when a doorknob delivers an unexpected zap. Regardless, the phenomenon is much more ...

Electrostatic actuation provides efficient, low-power and fast-response driving and control of movable micro and nano structures, for example, in high frequency switches, oscillators, mirrors, motors ...