*Note: This page was translated by AI from the Japanese original. In case of any discrepancy, the Japanese version shall prevail.*
■ Overview
Following the planned power outage in the Katahira area (August 2, 2026), a startup error caused by a chiller cooling malfunction (high cooling water temperature) occurred in JEM-ARM200F(W), which had been out of service. The equipment has now been restored. Operation verification is currently in progress.
■ Details
– Target Equipment: JEM-ARM200F(W)
– Date/Time: After the Katahira area planned power outage (August 2, 2026)
– Symptoms/Cause: Startup error due to chiller cooling malfunction (high cooling water temperature)
– Impact/Reservations: Reservations were suspended during the summer holiday period.
– Restoration outlook: Normal reservations are expected to resume after the summer holidays.
■ Current Status (Updated August 4, 2026)
The equipment has been restored. Operation verification is currently in progress. Normal reservations are expected to resume after the summer holidays. If you need urgent access, please contact us. Experiments that can be performed on the STEM corrector model can be accommodated there.
■ Alternative Equipment
In the meantime, please consider using JEM-ARM200F (STEM Corrector) instead.
■ Contact
Division of Analytical Electron Microscopy, IMR (imr-aem@grp.tohoku.ac.jp)