LE BOURGET–Here at the Paris Air Show, Dassault Aviation is exhibiting a small-scale model of the Vortex—a French acronym for ...

Dassault Aviation and the French government signed on Friday an agreement whereby France's armed forces ministry would ...

The model accurately predicts the observed thrust coefficient for stroke ratios up to five where the vortex ring pinchoff occurs. The accuracy of the model degrades for stroke ratios above the ...