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Pentagon NGAD Uncertainty Pressures Adaptive Engine-Makers To ‘Adapt’

Adaptive engine

Adaptive engines use a variable third stream (in blue) to increase fuel efficiency or boost thrust.

Credit: Guy Norris/AW&ST
After decades of development and billions of dollars of investment, the destiny of U.S. adaptive combat engine technology hangs in the balance as the U.S. Air Force reconsiders requirements for its intended initial application, the Next-Generation Air Dominance platform. Offering a step change in...
Guy Norris

Guy is a Senior Editor for Aviation Week, covering technology and propulsion. He is based in Colorado Springs.

Steve Trimble

Steve covers military aviation, missiles and space for the Aviation Week Network, based in Washington DC.

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