One-femtosecond, long-term stable remote laser synchronization over a 3.5-km fiber link

被引:45
|
作者
Xin, Ming [1 ]
Safak, Kemal [1 ,2 ,3 ]
Peng, Michael Y. [4 ,5 ]
Callahan, Patrick T. [4 ,5 ]
Kaertner, Franz X. [1 ,2 ,3 ,4 ,5 ]
机构
[1] DESY, Ctr Free Electron Laser Sci, D-22607 Hamburg, Germany
[2] Univ Hamburg, Dept Phys, D-22761 Hamburg, Germany
[3] Hamburg Ctr Ultrafast Imaging, D-22761 Hamburg, Germany
[4] MIT, Dept Elect Engn & Comp Sci, Cambridge, MA 02139 USA
[5] MIT, Elect Res Lab, Cambridge, MA 02139 USA
来源
OPTICS EXPRESS | 2014年 / 22卷 / 12期
关键词
JITTER CHARACTERIZATION; ATTOSECOND JITTER; CLOCKS; SPACE;
D O I
10.1364/OE.22.014904
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Long-term stable timing distribution over a 3.5-km polarization maintaining (PM) fiber link using balanced optical cross-correlators (BOC) for optical-to-optical synchronization is demonstrated. Remote laser synchronization over 40 hours showed a residual timing jitter and drift of 2.5 fs for the whole locking period and only 1.1 fs integrated from 100 mu Hz to 1 MHz. This result corresponds to the lowest jitter and drift achieved to date for a multi-km fiber link and remote timing synchronization operating continuously over multiple days. (C) 2014 Optical Society of America
引用
收藏
页码:14904 / 14912
页数:9
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