Hierarchy classification:

1. top of the aat hierarchies
2. Activities Facet
3. Processes and Techniques (hierarchy name)
4. [processes and techniques by specific type]
5. analysis and testing techniques
6. microscopy
7. electron microscopy
8. scanning electron microscopy

Anotations

Scope note:

Form of scanning electron microscopy that provides electron imaging at a relatively high degree of sample pressure. It allows the option of capturing photomicrographs of wet or uncoated specimens by offering a gaseous environment within the specimen chamber.