question about MAD

Ethan Merritt merritt at
Thu May 29 23:16:53 EST 2003

In article <3ed6d0cc$1 at>,
yuanping <yuanping at> wrote:
>Dear colleagues,
>I have a question about MAD. Is there any relationship between f' and f''
>got by fluorescence scan and Fr and Fi used to calculate the anomalous
>structure factor? Thanks.

F(real) = f'  and F(imaginary) = f"

This isn't "used to calculate" the anomalous scattering factor;
it *IS* the anomalous scattering factor.

See tutorial at

Ethan A Merritt

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