Hot cathode

https://www.wikidata.org/wiki/Q1365473

Field Hierarchy

Parent
Physics 33M papers	Chemistry 28.9M papers	Engineering 25M papers	Quantum mechanics 13.3M papers
Electrical engineering 4.8M papers	Physical chemistry 3M papers	Nuclear physics 2.1M papers	Electron 967k papers
Cathode 164k papers
Current
Hot cathode 1,703 papers
Child
Crookes tube 0 papers

Trends

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History