%A Jiang Yan-Yi(蒋燕义), Bi Zhi-Yi(毕志毅), Xu Xin-Ye(徐信业), and Ma Long-Sheng(马龙生) %T Two-hertz-linewidth Nd:YAG lasers at 1064nm stabilized to vertically mounted ultra-stable cavities %0 Journal Article %D 2008 %J Chin. Phys. B %R 10.1088/1674-1056/17/6/035 %P 2152-2155 %V 17 %N 6 %U {https://cpb.iphy.ac.cn/CN/abstract/article_109914.shtml} %8 2008-06-20 %X Two Nd:YAG lasers operating at 1064 nm are separately servo-locked to two vertically mounted ultra-stable cavities. The optical heterodyne beat between two cavity-stabilized lasers shows that the linewidth of each laser reaches 2 Hz and the average frequency drift reduces to less than 1 Hz/s.