NEEP533 Spring99 - Lecture 21

What is the state of the SWV's on the Moon?

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The solar wind, at 1 keV/amu, has a relatively short range in the regolith. It has been calculated, by K. Kulhman (1996), that the range of a 1 keV proton is ~ 140 Å in ilmenite while a 4 keV 4He ion will penetrate to a depth of ~320 Å.

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