[AR] Re: TiH2: useful in rockets?

  • From: Henry Spencer <hspencer@xxxxxxxxxxxxx>
  • To: "arocket@xxxxxxxxxxxxx" <arocket@xxxxxxxxxxxxx>
  • Date: Mon, 15 Mar 2021 12:20:52 -0400 (EDT)

On Mon, 15 Mar 2021, Terry McCreary wrote:

...It's possible that results might vary significantly from one
batch of TiH2 to another, as it's a nonstoichiometric compound.

A further complication is that apparently TiH2 proper is unstable at room temperature -- unless stored in a hydrogen atmosphere, it will outgas hydrogen until it's down to TiH1.5 or thereabouts. (This may mean that commercial "TiH2" is really TiH1.5.)

Henry

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