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== STEM (Scanning Transmission Electron Microscopy) ==
== STEM (Scanning Transmission Electron Microscopy) ==
STEM combines the principles of transmission electron microscopy and scanning electron microscopy and can be performed on either type of instrument. In the STEM setting, the sample requires to have a thickness of less than 150 nm for visualization.
[[File:20210519_Microalgae_K2_007-1.jpg|500px|left|thumb|STEM imaging of a cross section of Microalgae]]<br clear="all" />
[[File:20210519_Microalgae_K2_007-1.jpg|500px|left|thumb|STEM imaging of a cross section of Microalgae]]<br clear="all" />
[[File:20210413_Yeast_S1_005-1.jpg|500px|left|thumb|STEM imaging of a cross section of Yeast]]<br clear="all" />
[[File:20210413_Yeast_S1_005-1.jpg|500px|left|thumb|STEM imaging of a cross section of Yeast]]<br clear="all" />


== ESEM (Environmental Scanning Electron Microscopy) ==
== ESEM (Environmental Scanning Electron Microscopy) ==