[Ifeffit] test/validation sample for air-sensitive sample cells?

Chris Pollock cjp227 at cornell.edu
Wed Feb 21 15:39:38 CST 2024


Hi Jerry,
It's not a metal compound, but methyl viologen has always been my go-to for
anaerobic validation and has worked well for sample cells and glovebags and
such.

On Wed, Feb 21, 2024 at 4:35 PM Gerald T. Seidler <seidler at uw.edu> wrote:

> Dear XAFS community, We've been developing air-sensitive sample cells for
> several of our XAFS experiments, but we don't have a good way of
> characterizing how well they actually reject air and water.   Does anyone
> have recommendations
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> Dear XAFS community,
> We've been developing air-sensitive sample cells for several of our XAFS
> experiments, but we don't have a good way of characterizing how well they
> actually reject air and water.  Does anyone have recommendations for easily
> available 3d transition metal compounds that have a 'reasonable' amount of
> air sensitivity for purposes of sample call validation?  Any suggestions
> for other methods to validate performance? We would grind the sample and
> form a pellet with a degassed binder, in a glovebox or glovebag.
> With thanks,
> Jerry
>
> --
> *Gerald Seidler*
>
> *Professor, Physics Department*
> *University of Washington*
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