摘要:Scientific Reports 3 , Article number: 3483 10.1038/srep03483 ( 2013 ); Published: 19 December 2013 ; Updated: 31 October 2014 The original version of this Article contained a typographical error in the Results section. Under the subheading ‘Theoretical analysis of electrical forces’, “and ζ p and u p are the dynamic viscosity and particle velocity, respectively” should read “and ζ p and u p are the surface potential and the velocity of the particle, respectively”.