INVESTIGATIONS OF THE PRINCIPLES OF FRICTIONAL CHARGING Open PDF Document Details Document Type Technical Report Publication Date Dec 01, 1955 Accession Number AD0092327 Entities People W. R. Harper Tags Communities of Interest Advanced Electronics Air Platforms Weapons Technologies DTIC Thesaurus Topics Contamination Dielectric Polymers Dielectrics Films Friction Generators Governments Hydrophilic Properties Hydrophobic Properties Magnesium Compounds Materials Laboratories Measurement Measuring Instruments Metals Optical Materials Particles Plastics