Assertion: electron probe | /r/HasProperty | primary tool
Facets:
value: for chemical analysis of solid materials
type: PURPOSE
value: at small spatial scales
type: OTHER
Source sentences:
text: An electron probe is the primary tool for chemical analysis of solid materials at small spatial scales (as small as 1-2 micron diameter); hence, the user can analyze even minute single phases (e.g., minerals) in a material (e.g., rock) with "spot" analyses.