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A comment on Direct conversion of CO2 to solid carbon by Gallium-based liquid metals. Parent comment

Re:Direct conversion of CO2 to solid carbon by Gallium-based... by gumby on Tuesday January 18, 2022 @11:58PM (#29990135)
The Ga is a catalyst, so it’s a cap ex not op ex.

I’m dubious but open to try anything halfway plausible at this point.

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Re:Direct conversion of CO2 to solid carbon by Gallium-based... by laci37 on Wednesday January 19, 2022 @04:38AM (#29991643)
The abstract says the process produces gallium oxide. We would need to recycle that into gallium, which is probably energy intensive.
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