Table 2 Summary of optimised imaging conditions to minimise charging and maximise brightness and contrast for each respective specimen preparation protocol.
SCF | GOT | TAMOI | ROUM | NCMIR | |
---|---|---|---|---|---|
Accelerating voltage (kV) | 1.4 | 1.5 | 1.5 | 1.4 | 3.5 |
5 | 10 | 9 | 7 | 28 | |
Objective aperture size (μm) | 60 | 60 | 60 | 30 | 30 |