GE Aerospace and Lockheed Martin demonstrate liquid-fuel rotating-detonation ramjet for hypersonic missiles
GE Aerospace and Lockheed Martin completed a series of tests of a compact, liquid‑fuel rotating‑detonation ramjet, demonstrating higher thermal efficiency and viability for sustained propulsion at Mach 5+ for hypersonic missile applications. The design also promises improved performance and lower production costs versus conventional scramjets.