https://www.space.com/11306-baby-star-twin-jets-time-delay.html
Baby Star's Twin Gas Jets Fire on Time Delay | Space
Apr 6, 2011 - Twin jets of gas that shoot out from opposite sides of a young star may be symmetrical, but astronomers recently discovered that the supersonic jets actually...
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https://www.osti.gov/pages/biblio/2293607-thermodynamic-analysis-nano-electrospray-induced-gas-jets
Thermodynamic Analysis of Nano-Electrospray Induced Gas Jets (Journal Article) | OSTI.GOV
The U.S. Department of Energy's Office of Scientific and Technical Information