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Hitachi S-4700 FE-SEM

Hitachi S-4700 FE-SEM

FESEM update

September 19, 2018. The engineers think there is some contamination on a stationary aperture in the column. It will be a big job to change it and it couldn’t be done before next week at the earliest, more likely the week after. I found that the scope works fine at …

Hitachi S-4700 FE-SEM

FESEM problem

September 19, 2018. There is a problem with the FESEM that shows up when adjusting the beam alignment. Usually we should see a nice round spot but now it is stretched our into an ellipse. I’ve contacted the engineers who have given me a few tests to run. The scope …

Hitachi S-4700 FE-SEM

FESEM down

May 11, 2018. The ion pumps shut off last night and I can’t get them restarted. Hitachi is coming Monday and they can get it back on then.   The scope will be down until the middle of next week.  Sorry.

Hitachi S-4700 FE-SEM

FESEM update

May 8, 2018. The FESEM has a cooling system that does not depend on the process water circuit that is going off later this week.  Therefore, I will be leaving the FESEM on over the 2 days that the process water will be off. SO, the FESEM will be on all …