Biology - Compare the SEM and TEM
- Created by: babyblue18459
- Created on: 08-12-19 14:55
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Type of electrons
- SEM: Scattered, scanning electrons
- TEM: Transmitted electrons
High tension
- SEM: ~ 1-30kV
- TEM: ~60-300kV
Specimen thickness
- SEM: Any
- TEM: Typically less than 150nm
Type of information
- SEM: 3D image of surface
- TEM: 2D projection image of inner structure
Maximum magnification
- SEM…
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