论文标题

与纳米力学谐振器的耦合旋转:朝向量子旋转力学

Coupling spins to nanomechanical resonators: Toward quantum spin-mechanics

论文作者

Wang, Hailin, Lekavicius, Ignas

论文摘要

自旋力学研究纳米力学谐振器中自旋系统与机械振动之间的相互作用,并探讨了它们在量子信息处理中的潜在应用。在本教程中,我们总结了各种类型的自旋机械谐振器,并讨论了类似腔的Qued和类似于离子的旋转机械耦合过程。审查了使用带负电荷的氮空位和钻石中的硅空位中心实施这些过程。讨论了在单个自旋和单个声子的水平上进行量子控制的完整量子状态的前景,并重点是菌株偶联到缺陷中心的轨道自由度的关键作用。

Spin-mechanics studies interactions between spin systems and mechanical vibrations in a nanomechanical resonator and explores their potential applications in quantum information processing. In this tutorial, we summarize various types of spin-mechanical resonators and discuss both the cavity-QED-like and the trapped-ion-like spin-mechanical coupling processes. The implementation of these processes using negatively charged nitrogen vacancy and silicon vacancy centers in diamond is reviewed. Prospects for reaching the full quantum regime of spin-mechanics, in which quantum control can occur at the level of both single spin and single phonon, are discussed with an emphasis on the crucial role of strain coupling to the orbital degrees of freedom of the defect centers.

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