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Creating maximally entangled atomic states in a Bose-Einstein condensate.
1School of Physics, Georgia Institute of Technology, Atlanta, Georgia 30332, USA.
Physical Review Letters
|February 7, 2003
Summary
We present a simple protocol to generate entangled atom clusters, including pairs and triplets, from Bose-condensed atoms using laser-driven Raman transitions. This efficient method is applicable to current experimental setups for quantum atom control.
Area of Science:
- Quantum physics
- Atomic physics
- Condensed matter physics
Background:
- Bose-condensed atoms in Mott insulator states offer a platform for quantum control.
- Generating entangled multi-atom states is crucial for quantum information processing.
Purpose of the Study:
- To propose a protocol for creating maximally entangled clusters of Bose-condensed atoms.
- To demonstrate a method for generating entangled pairs, triplets, quartiles, and larger clusters.
Main Methods:
- Utilizing a condensate in the Mott insulator state.
- Driving single-atom Raman transitions using precisely controlled laser pulses.
Main Results:
- A protocol for generating maximally entangled multi-atom clusters is proposed.
- The scheme is efficient and simple to implement.
Conclusions:
- The proposed method provides a straightforward way to create entangled atom clusters.
- This technique is readily adaptable to existing experimental systems, such as those reported by Greiner et al. (2002).