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voltage

SEM

6400 memo page

November 5, 2018. The battery for memo memory is dead. I’m only able to program 15 kv and Shutdown. The new battery is on order and then I’ll get it setup for other kv’s.

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 …

TEM is down

March 24, 2017. The accelerating voltage system is not working correctly and the TEM cannot be used. I have a call in to the technician. Look for updates as this repair progresses. UPDATE March 27, 2017. The TEM is down bad. There is a failed or partially failed electrical component …

FE SEM

FE-SEM Down

December 8, 2016. There is a problem turning on the voltage after signing in. Owen has shut down the scope for the rest of the day until he has time to fix it. We’ll let you know when it’s back up. -Danielle

TEM update

November 17, 2013. The service engineer will return this week to complete installation of the new(er) JEOL 2010 TEM. Key parts of this effort include stabilizing the accelerating voltage and burning in the new cathode. Ideally we want to move the high speed digital camera from the 4000 TEM to …