Feedback Cooling of a Single Trapped Ion
Journal Article
·
· Physical Review Letters
- Institute for Experimental Physics, University of Innsbruck, Technikerstrasse 25, A-6020 Innsbruck (Austria)
- Institute for Theoretical Physics, University of Innsbruck, Technikerstrasse 25, A-6020 Innsbruck (Austria)
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.
- OSTI ID:
- 20777009
- Journal Information:
- Physical Review Letters, Journal Name: Physical Review Letters Journal Issue: 4 Vol. 96; ISSN 0031-9007; ISSN PRLTAO
- Country of Publication:
- United States
- Language:
- English
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