Generation of spin-motion entanglement in a trapped ion using long-wavelength radiation

Generation of spin-motion entanglement in a trapped ion using long-wavelength radiation
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DOI:
10.1103/physreva.91.012319
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发表时间:
2014-09
期刊:
影响因子:
2.9
通讯作者:
K. Lake;S. Weidt;J. Randall;J. Randall;Eamon Standing;S. Webster;W. Hensinger
K. Lake;S. Weidt;J. Randall;J. Randall;Eamon Standing;S. Webster;W. Hensinger
中科院分区:
物理与天体物理2区
文献类型:
--
作者:
K. Lake;S. Weidt;J. Randall;J. Randall;Eamon Standing;S. Webster;W. Hensinger

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当驱动内部跃迁时,对捕获的离子施加磁场梯度可以使长波长辐射对离子的运动产生机械力。我们使用单个捕获的 Yb+171 离子演示了这种耦合,并用它在自旋和运动状态之间产生纠缠,这是使用这种场梯度实现多量子位操作的重要一步。
Applying a magnetic-field gradient to a trapped ion allows long-wavelength radiation to produce a mechanical force on the ion's motion when internal transitions are driven. We demonstrate such a coupling using a single trapped Yb+171 ion and use it to produce entanglement between the spin and motional state, an essential step toward using such a field gradient to implement multiqubit operations.