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More speed out of the quantum gate

Quantum gates on trapped ions may be quicker and more reliable owing to squeezing of their vibrational motion. A threefold drop in operation time shows potential for applications in quantum technologies.

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Fig. 1: The collective vibration of two trapped ions follows a trajectory in oscillator phase space that is dependent on the internal qubit states.


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Correspondence to Klaus Mølmer.

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Mølmer, K. More speed out of the quantum gate. Nat. Phys. 17, 876–877 (2021).

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