Scaled Composites Long-EZ "Borealis"
https://www.nationalmuseum.af.mil/Visit/Museum-Exhibits/Fact-Sheets/Display/Article/195765/scaled-composites-long-ez-borealis/
Quote:
In January 2008, this modified Scaled Composites Long-EZ completed the first manned flight of an aircraft powered by a pulsed detonation engine (PDE). The flight was the result of a five-year cooperative effort between the Air Force Research Laboratory (AFRL) and Innovative Scientific Solutions Incorporated (ISSI). The project used the popular homebuilt Long-EZ designed by Burt Rutan as a platform.
Engines normally burn fuel and air at subsonic speeds to provide propulsion. Pulsed detonation engines detonate the fuel-air mixture to produce repeated, controlled explosions. The resulting supersonic shockwaves create thrust. ........
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