Basics of Scanning Electron Microscopy: Secondary Electron and BSE imaging mode
1. The typical vacuum level in SEM is
2. Which filament is conventionally used for thermionic emission?
3. What is the typical accelerating voltage used in SEM for imaging conducting or gold-coated materials?
4. Which signal will be obtained here:(top ~1 nm)
5. Which signal will be obtained here (top 2-50 nm region)?
6. Which signal will be obtained here (up to top 0.5 – 1.0 µm region)?