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一种用于 100 多个离子阵列的通用激光加工射频阱

A versatile laser-machined rf trap for arrays of 100+ ions

Frank G. Schroer, Ilyoung Jung, Thomas W. Burkle, Jack B. Lyons, Joseph W. Van Vlack, Joseph Ezuma, Philip Richerme

arXiv 2607.13342首次发表:更新:

AI 中文总结

介绍一种用于 100 多个离子阵列的通用激光加工射频阱,基于精密加工的熔融石英晶片堆叠而成,十个独立偏置电极可灵活控制轴向电势,展示了其多种功能及设计制造过程,相关文件免费,利于离子阱社区发展。

AI 中文摘要

不同几何形状的大离子晶体是量子模拟实验的关键资源。在这项工作中,我们介绍了一种宏观射频阱,它支持多种一维离子构型以及具有 100 多个离子的横向二维晶体。我们的设计基于精密加工的熔融石英晶片堆叠形成阱结构。十个独立偏置的电极可对轴向电势进行灵活控制,实现长一维晶体、等间距离子串、分裂阱链以及具有可调纵横比的二维阵列。我们展示了该阱的设计和制造过程,并证明了其调节径向回旋频率、检测和补偿微运动、旋转主轴以及表征捕获离子加热速率的能力。所有阱设计和文档文件均可随本文免费获取,以促进离子阱社区的采用和进一步发展。

英文摘要

Large ion crystals in diverse geometries are a key resource for quantum simulation experiments. In this work, we introduce a macroscopic rf trap that supports a wide variety of one-dimensional ion configurations as well as lateral two-dimensional crystals with more than 100 ions. Our design is based on precision-machined fused silica wafers that are stacked to form the trap structure. Ten independently biased electrodes provide flexible control over the axial potential, enabling long one-dimensional crystals, isospaced ion strings, split-well chains, and two-dimensional arrays with tunable aspect ratios. We present the design and fabrication process for this trap and demonstrate the ability to tune the radial secular frequencies, detect and compensate micromotion, rotate the principal axes, and characterize trapped ion heating rates. All trap design and documentation files are freely available alongside this work, to facilitate adoption and further development within the ion trap community.

Comments12 pages, 7 figures

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