Can a charged ring levitate a neutral polarizable object? Can Earnshaw's theorem be extended to such objects?

Authors: Minter, S.1; Chiao, R.2

Source: Laser Physics, Volume 17, Number 7, July 2007 , pp. 942-947(6)

Publisher: MAIK Nauka/Interperiodica

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Abstract:

Stable electrostatic levitation and trapping of a neutral polarizable object by a charged ring is shown to be theoretically impossible. Earnshaw's theorem precludes the existence of such a stable neutral particle trap.

Keywords: 11.30.-j

Document Type: Research article

DOI: 10.1134/S1054660X07070079

Affiliations: 1: Email: sminter2@ucmerced.edu 2: Email: rchiao@ucmerced.edu

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