{"id":5464,"date":"2026-08-07T06:55:36","date_gmt":"2026-08-06T21:55:36","guid":{"rendered":"https:\/\/www.aem.imr.tohoku.ac.jp\/?p=5464"},"modified":"2026-08-07T06:55:36","modified_gmt":"2026-08-06T21:55:36","slug":"jem-2100plus-%e8%a9%a6%e6%96%99%e3%83%9b%e3%83%ab%e3%83%80%e5%bc%95%e6%8a%9c%e3%81%8d","status":"publish","type":"post","link":"https:\/\/www.aem.imr.tohoku.ac.jp\/en\/jem-2100plus-%e8%a9%a6%e6%96%99%e3%83%9b%e3%83%ab%e3%83%80%e5%bc%95%e6%8a%9c%e3%81%8d\/","title":{"rendered":"JEM-2100plus: Specimen Holder Removal"},"content":{"rendered":"\n

Note: This page was translated by AI from the Japanese original. In case of any discrepancy, the Japanese version shall prevail.<\/em><\/p>\n\n\n\n

Original post date (Japanese version): June 22, 2024<\/em><\/p>\n\n\n\n

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  1. Pre-removal check for holder\n
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    1. Stop the electron beam<\/strong><\/span>.\n
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      • (Reference) Electron beam generation\/stopping (Basics)<\/li>\n<\/ul>\n<\/li>\n\n\n
      • [EDS Controller]\n
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        • Retract the EDS detector (if EDS was used)<\/strong><\/span><\/li>\n<\/ul>\n<\/li>\n\n\n
        • [TEM Center: Upper menu] Control \u2192 Stage\n
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          • Display Stage Controller<\/li>\n\n\n
          • Initialize stage position and tilt<\/strong><\/span>\n
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            1. Click [Stage Neutral] to initialize the stage<\/li>\n<\/ol>\n<\/li>\n<\/ul>\n<\/li>\n\n\n
            2. [TEM Center: Upper menu] Control \u2192 Aperture\n
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              • Display Aperture Panel Controller<\/li>\n\n\n
              • Retract the in-gap objective lens aperture<\/strong><\/span><\/li>\n\n\n
              • Select [OPEN] in Hole Diameter Select<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<\/li>\n\n\n\n
              • Holder Removal\n
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                1. Holder removal (up to the pre-evacuation chamber)\n
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                  1. Pull the holder straight out (largely, until it stops)<\/li>\n\n\n
                  2. Rotate the holder counterclockwise (largely, until it stops)<\/li>\n\n\n
                  3. Regrip the holder.<\/li>\n\n\n
                  4. Pull the holder straight out (slightly, until it stops, it stops immediately)<\/li>\n\n\n
                  5. Rotate the holder counterclockwise (slightly, until it stops, it stops immediately, do not pull out yet<\/strong><\/span>, keep your hand on it)<\/li>\n<\/ol>\n<\/li>\n\n\n
                  6. [Goniometer]\n
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                    1. Switch the PUMP\/AIR switch to Air<\/li>\n\n\n
                    2. N2 is introduced.<\/li>\n\n\n
                    3. N2 introduction stops. Pre-evacuation chamber leak completed<\/li>\n<\/ol>\n<\/li>\n\n\n
                    4. Pull the holder straight out<\/li>\n<\/ol>\n\n\n

                      💡 In the above work<\/p>\n<\/li>\n<\/ol>\n\n\n

                      Manual Video (youtube channel)<\/h3>\n\n\n
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