基于金刚石氮-空位色心的磁测量技术  

Magnetometry based on nitrogen⁃vacancy center in diamond

作　　者：靖克 谢一进 蓝子桁 荣星[1] 杜江峰[1] JING Ke;XIE Yijin;LAN Ziheng;RONG Xing;DU Jiangfeng(University of Science and Technology of China,Hefei 230026,China)

机构地区：[1]中国科学技术大学,安徽合肥230026

出　　处：《计测技术》2023年第4期15-32,共18页Metrology & Measurement Technology

基　　金：中国科学院战略性先导科技专项(C类)(XDC07000000)。

摘　　要：磁测量是推动人类社会发展不可或缺的技术之一。以高探测灵敏度、高空间分辨率等关键指标作为牵引,近年来,多种量子体系被用于精密磁测量技术发展,金刚石氮-空位色心固态自旋体系就是其中之一。本文简述了氮-空位色心体系的精密磁测量技术及其应用研究,介绍了基于金刚石氮-空位色心自旋体系磁测量的原理和优势、基于该体系的磁测量方法研究工作、以及面向材料成像和生命科学等领域开展的研究工作,指出了未来基于金刚石氮-空位色心体系的精密磁测量技术有望发展新型矢量高灵敏度、高空间分辨率磁测量装备,为更多研究领域譬如地磁测绘、工业无损检测等重大应用提供新的支撑。Magnetometry is an indispensable technology in human society.Magnetometers based on quantum sensing technologies have been developed in many quantum systems to realize high spatial resolution and sensitivity.Nitrogenvacancy(NV)center in diamond is one of the quantum systems.This article provides an overview of the precision magnetic measurement technology based on the NV center system and its applications in various fields.Principles and advantages of using the NV center for magnetic field measurement are included in this paper.The research status of the magnetometry is also presented.Besides,practical applications of the magnetometry based on NV center in the field of materials imaging and life sciences are demonstrated.In the future,the magnetometry based on NV center will play an important role in the development of high sensirivity and spatial resolution vector magnetometer and facilitate more applications as geomagnetic mapping,nondestructive testing and others.

关 键 词：磁测量技术 金刚石 氮-空位色心 量子精密测量 

分 类 号：TB939[一般工业技术—计量学]