Reference beam

https://www.wikidata.org/wiki/Q7307113

Field Hierarchy

Parent
Physics 33M papers	Engineering 25M papers	Quantum mechanics 13.3M papers	Optics 8.1M papers
Astronomy 2.7M papers	Structural engineering 2.6M papers	Civil engineering 854k papers	Beam (structure) 464k papers
Interferometry 147k papers		Holography 74.4k papers
Current
Reference beam 1,931 papers
Child

Trends

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History