Titlebook: Historical Evolution Toward Achieving Ultrahigh Vacuum in JEOL Electron Microscopes; Nagamitsu Yoshimura Book 2014 The Author(s) 2014 Cont

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https://doi.org/10.1007/978-4-431-54448-7Contamination Build Up; Electron Microscope; Field Emission Electron Gun; Japan Electron Optics Laborat

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Accidents and Information, Instructing Us to Improve the Vacuum Systems of JEMs,omer’s EM was, indeed, a most severe one for us, the vacuum engineers of JEOL. In that case the lead-glass window of the viewing chamber got gloomy after EM-film magazine was exchanged..Accidents and information on the vacuum systems of the JEMs always instructed us how to improve the vacuum systems of JEMs.

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Historical Evolution Toward Achieving Ultrahigh Vacuum in JEOL Electron Microscopes978-4-431-54448-7Series ISSN 2191-530X Series E-ISSN 2191-5318

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