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Rapid Measurement and Control of Nitrogen-Vacancy Center-Axial Orientation in Diamond ParticlesSupported by the National Key R&D Program of China (Grant No. 2017YFB0403602), the Nature Science Foundation of Jiangsu Province (Grant No. SBK2020041231), and the Suqian Sci&Tech Program (Grant No. K201912).
Chinese Physics Letters ( IF 3.5 ) Pub Date : 2020-11-25 , DOI: 10.1088/0256-307x/37/11/114203
Guobin Chen 1, 2 , Yang Hui 1 , Junci Sun 1 , Wenhao He 2 , Guanxiang Du 2
Affiliation  

Determination and control of nitrogen-vacancy (NV) centers play an important role in sensing the vector field by using their quantum information. To measure orientation of NV centers in a diamond particle attached to a tapered fiber rapidly, we propose a new method to establish the direction cosine matrix between the lab frame and the NV body frame. In this method, only four groups of the ODMR spectrum peaks shift data need to be collected, and the magnetic field along Z and Y in the lab frame is applied in the meantime. We can also control any NV axis to rotate to the X, Y, Z axes in the lab frame according to the elements of this matrix. The demonstration of the DC and microwave magnetic field vector sensing is presented. Finally, the proposed method can help us to perform vector magnetic field sensing more conveniently and rapidly.



中文翻译:

国家重点研发计划(2017YFB0403602)、江苏省自然科学基金(SBK2020041231)和宿迁科技计划(授权号 K201912)。

氮空位(NV)中心的确定和控制在利用它们的量子信息感知矢量场方面发挥着重要作用。为了快速测量附着在锥形纤维上的金刚石颗粒中 NV 中心的方向,我们提出了一种新方法来建立实验室框架和 NV 主体框架之间的方向余弦矩阵。该方法只需要采集四组ODMR谱峰位移数据,同时在实验室框架中沿ZY方向施加磁场。我们还可以控制任意 NV 轴旋转到XYZ根据该矩阵的元素,在实验室框架中的轴。演示了直流和微波磁场矢量传感。最后,所提出的方法可以帮助我们更方便、更快速地进行矢量磁场传感。

更新日期:2020-11-25
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