Toward Opucal and Microwave Signals with Alosecond Timing Jiler ...

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Mar 7, 2012 ... Signals with Alosecond Timing Jiler and Drift for Future Light Sources. Jungwon Kim, Kwangyun Jung, Chur Kim, Taekeun Kim, Youjian Song.
FLS  Workshop  2012   March  7,  2012  

Toward  Op*cal  and  Microwave   Signals  with  A8osecond  Timing  Ji8er   and  Dri<  for  Future  Light  Sources   Jungwon  Kim,  Kwangyun  Jung,  Chur  Kim,  Taekeun  Kim,  Youjian  Song     Korea  Advanced  Ins.tute  of  Science  and  Technology  (KAIST)   [email protected]   hAp://upcam.kaist.ac.kr/       Funding:  Na.onal  Research  Founda.on  of  Korea  (2010-­‐0003974),  Technology   Innova.on  Program  of  MKE  Korea,  Pohang  Accelerator  Laboratory  

Ultrafast  lasers  as  ultralow-­‐noise  op*cal  and  electronic   signal  generators   Electronic  signal  

Op-cal  pulse  train  

t   t  

…   OàE  

Op-cal  frequency  comb  

fR  

2fR  

op*cal     frequency   AM+PM  

Arbitrary  op-cal  waveform  

TR/n  

Stabilized  CW  laser  

...  

nfR   RF  frequency  

Mo*va*on  for  ultra-­‐low  *ming  ji8er  signal  sources     –  Clocking  large-­‐scale  X-­‐ray  free-­‐electron  lasers  (XFELs)   Future  X-­‐ray  FELs  will  enable  super-­‐fine   temporal  (fs)  and  spa-al  (Å)  resolu-ons     with  ultra-­‐high  peak  brilliance     that  could  not  be  achieved  before.    

Requires  dri