Sentences with phrase «electrostatic generators»

Winfried Michaelis's group in Brunswick, Germany, creates an electric field by means of two electrostatic generators to hold one end of a crossbar in place while the other end (not shown) is subjected to a minute gravitational tug.

SO WHERE would you find the Globus Aerostaticus (the Hot Air Balloon) or the Machina Electrica (the Electrostatic Generator)?