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• v  become converted into ions
• v  convert into ions

• And in electronics it is often desirable to ionize the interior of a tube.
• One fraction of cloud, mostly made up of hard-to-ionize elements, stopped near the orbit of Venus (67 million miles from the sun).
• As these particles reach the vicinity of the earth, they ionize the gases of the upper atmosphere, causing such spectacular displays as the Northern Lights, blacking out radio .

• ionise

News & Articles

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• Tiny Ion Engine Runs On Water
  symbolset writes "Discovery News is covering a project by two engineers from the University of Michigan to pair cubesats with tiny ion engines for inexpensive interplanetary exploration. The tiny plasma drive called the CubeSat Ambipolar Thruster (CAT) will ionize water and use it as propellant with power provided by solar cells. In addition to scaling down the size of ion engines they hope to ...
  July 14, 2013 - Slashdot