External combustion engine

https://www.wikidata.org/wiki/Q843537

Field Hierarchy

Parent
Chemistry 28.4M papers	Organic chemistry 12.8M papers	Physical chemistry 3.1M papers	Combustion 374k papers
Combustion chamber 47.9k papers
Current
External combustion engine 2,268 papers
Child
Hydrogen internal combustion engine vehicle 520 papers		Integrated engine pressure ratio 416 papers

Trends

Notes

History