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Quantum Optics Theory - Rabl Group
Quantum Optics Theory – Rabl Group

Feedback Cooling of a Single Trapped Ion

Author(s): P. Bushev, D. Rotter, A. Wilson, F. Dubin, C. Becher, J. Eschner, R. Blatt, V. Steixner, P. Rabl, P. Zoller

Journal: Physical Review Letters

Volume: 96

Page(s): 043003

Year: 2006

DOI Number: 10.1103/PhysRevLett.96.043003

Link: Link to publication


Based on a real-time measurement of the motion of a single ion in a Paul trap, we demonstrate its electromechanical cooling below the Doppler limit by homodyne feedback control (cold damping). The feedback cooling results are well described by a model based on a quantum mechanical master equation.

Note: http://arxiv.org/abs/quant-ph/0509125

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