Adventitious carbon breaks symmetry in oxide contact electrification - Nature By measuring charge exchange in a sphere/plate pair composed of identical amorphous silicon dioxide and controlling charging polarity using baking or plasma treatment, adventitious carbon is shown to ...

Link to the paper in @nature.com: doi.org/10.1038/s415...

With Galien Grosjean and Scott Waitukaitis
@springernature.com, @natureportfolio.nature.com

#staticelectricity #contactelectrification #acousticlevitation #levitation #charge #carbon #adventitiouscarbon