Recently, they were packaged with fiber optics for detecting the light signals that register magnetic field strength.
目前，它们被封装进检测光信号的光学器件，以记录磁场的强度。
2
The use of laser cooling atomic beam technique can greatly reduce this aberration and makes the magnetic lens a useful tool in the field of atomic optics.
应用激光冷却技术能使这一影响减小，从而使磁透镜在原子光学领域得到更广泛的应用。
3
As a new kind of carbon materials, carbon nanotubes (CNTs) have attracted considerable interest because of their unique structural, mechanic, electronic, magnetic and optics characteristics.