At the University of Twente, Davoud Jafari’s team flew 3D-printed
https://www.ufofeed.com/259339/at-the-university-of-twente-davoud-jafaris-team-flew-3d-printed-nickel-titanium-micropillars-on-a-parabolic-flight-where-gravity-vanished-for-seconds-at-a-time-testing-whether-an-electric-field-alo/
…
At the University of Twente, Davoud Jafari's team flew 3D-printed nickel-titanium micropillars on a parabolic flight where gravity vanished for seconds at a