High rate production of nanopowders by the evaporation – condensation method using gyrotron radiation A.V. Vodopyanov, A.V. Samokhin, N.V. Alexeev, M.A. Sinayskiy, A.I. Tsvetkov, D.A. Mansfeld, M.Yu. Glyavin, A.P. Fokin and V.I. Malygin EPJ Web Conf., 149 (2017) 02022 Published online: 04 August 2017 DOI: 10.1051/epjconf/201714902022