Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Built Environment (hierarchy name)
4. Single Built Works (hierarchy name)
5. single built works (built environment)
6. [single built works by specific type]
7. [single built works by function]
8. research structures
9. research buildings
10. laboratories (buildings)

Anotations

Scope note:

Rooms, buildings, or groups of buildings where people conduct studies and tests on the behavior and control of electrons and the design and application of devices and systems whose operation depends upon the behavior of electrons.