Superhigh dust charging by high-voltage electron beamV. E. Fortov, A. V. Gavrikov, O. F. Petrov, V. S. Sidorov, M. N. Vasiliev and N. A. VoronaEPL, 94 5 (2011) 55001DOI: https://doi.org/10.1209/0295-5075/94/55001