131,836 research outputs found
Efficiency of propensity score adjustment and calibration on the estimation from non-probabilistic online surveys
Peer Reviewe
Pioneering scramjet developments by Antonio Ferri
The concept is summarized of a diffusive burning supersonic combustion ramjet engine (scramjet) envisioned by Antonio Ferri and some of the salient technologies are highlighted as developed by General Applied Science Labs, PIBAL, and NYU, under his direction
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