Just rest your device on the wireless charging surface and your device is automatically connected. (moneysense.ca)
A negatively charged airborne particle will be attracted to a positively charged surface. (bkinspects.com)
Prior attempts to control ions by charging the surfaces of microfluidic channels, however, showed that ions quickly migrated to channel walls and canceled out the voltage, shielding the rest of the liquid from further electric manipulation. (scientificamerican.com)