Microfabricated Surface-Electrode Ion Trap for Scalable Quantum Information Processing

S. Seidelin, J. Chiaverini, R. Reichle, J. J. Bollinger, D. Leibfried, J. Britton, J. H. Wesenberg, R. B. Blakestad, R. J. Epstein, D. B. Hume, W. M. Itano, J. D. Jost, C. Langer, R. Ozeri, N. Shiga, and D. J. Wineland
Phys. Rev. Lett. 96, 253003 – Published 30 June 2006

Abstract

Individual laser-cooled ions are confined in a linear Paul trap with a novel geometry where gold electrodes are located in a single plane and the ions are trapped above this plane. The relatively simple trap design and fabrication procedure are important for large-scale quantum information processing (QIP) using ions. Measured ion motional frequencies are compared to simulations. Measurements of ion recooling after cooling is temporarily suspended yield a heating rate of approximately 5 motional quanta per millisecond for a trap frequency of 2.83 MHz, sufficiently low to be useful for QIP.

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  • Received 9 February 2006

DOI:https://doi.org/10.1103/PhysRevLett.96.253003

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Vol. 96, Iss. 25 — 30 June 2006

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