ABSTRACT

T_heDEPforcemayattractorrepelparticlesfromtheregionsofhigherfield (Fpositiveornegativerespectively),andthisisdeterminedbythesignofU(w)' therealpartofthecomplexClausius-Mossottifactor[2,11]:

whereall(2)

andsymbolshavethefollowingmeanings:p,particle;m,medium;£,relative permittivity;a,conductivity;£0,vacuumabsolutepermittivity;j=..J-1;CD=2rcf.