原子磁力仪的量子物理基础  

Quantum fundamentals of atomic magnetometer

作　　者：李胜[1] 周超[1] LI Sheng;ZHOU Chao(Department of Electronics,and Center for Quantum Information Technology,Peking University,Beijing 100871,China)

机构地区：[1]北京大学电子学院量子信息技术中心,北京100871

出　　处：《计测技术》2023年第4期95-102,共8页Metrology & Measurement Technology

基　　金：国家自然科学基金青年科学基金资助项目(62201013)。

摘　　要：原子磁力仪是基于量子技术实现的一种精密测量仪器,鉴于其广泛的应用前景,目前成为了国内外热门研究。原子磁力仪中涉及了大量的量子物理原理,对其中一些基础量子物理的掌握,有助于开展并深入研究磁力仪相关工作。作者对原子磁力仪中所涉及的量子物理基础进行阐述,包括:光泵浦、光频移、光探测、原子极化在磁场中的演化以及磁共振等。Atomic magnetometer is a precision measurement instrument based on quantum technology.Due to its extensive application potential,it is becoming the domestic and worldwide cuttingedge research.Atomic magnetometer concerns many quantum theories,and a grasp of the basics is helpful to carrying out the magnetometer related work and going in for a deeper research in the related areas.The author summaries some of the elementary quantum physics involved in the atomic magnetometer,including optical pumping,light shift,optical detection,evolution of atomic polarization in magnetic field,and magnetic resonance,etc.

关 键 词：精密测量 原子磁力仪 光泵浦 磁共振 

分 类 号：TB939[一般工业技术—计量学]