Dear Wei Wen,
On Thursday 28 February 2002 06:34, you wrote:
> Dear Mark,
>
> 1. When we are getting the fieldmap, do we use exactly the same parameters
> as we did with the previous EPI acquisition?
>
> 2. You used 2.5ms offset on your 3T scanner. Ours is a 1.5 T GE scanner.
> Should we use the same offset or else please?
Since I am also interested in fieldmap correction using FSL and work on GE
scanner as well, I would like to ask you for some initial hints.
How do you acquire symmetric and asymmetric echoes? Did you have to modify a
Spin echo sequence code or is there an easier way?
I appreciate any help.
Regards,
Martin
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