Coherence length

[Stephanie Wukovitz]

Hi, I'm wondering if anyone knows the range of typical
coherence lengths for x-ray lasers used for protein    
crystallography.  Even better would be such info *and*
good references!  Thanks for any help you can provide!

Please send replies to steph at newton.mbi.ucla.edu as well
as posting.  

-Stephanie Wukovitz
Graduate student, UCLA Dept. of Biomathematics
and Molecular Biology Institute