[CF-metadata] mole_concentration_of_air_in_air? (alison.pamment@stfc.ac.uk)

From: Schultz, Martin <m.schultz>
Date: Wed, 2 Jul 2014 15:30:39 +0000

Dear all,

      I like the term "number_concentration_of_molecules_in_air" (m-3). Thanks, Alison!

Best regards,

Martin

> Message: 5
> Date: Wed, 2 Jul 2014 11:40:04 +0000
> From: <alison.pamment at stfc.ac.uk>
> To: <cf-metadata at cgd.ucar.edu>
> Subject: Re: [CF-metadata] mole_concentration_of_air_in_air?
> Message-ID:
> <014539AC4976BE4490A360410A8C201779243613 at EXCHMBX03.fed.c
> clrc.ac.uk>
> Content-Type: text/plain; charset="us-ascii"
>
> Dear Andreas,
>
> This might sound like a silly question, but what do you mean by "air"? Do you
> mean just the mixture of gases or do you mean everything that might
> be found in a random sample of air, including aerosol particles and
> precipitation?
>
> If you mean strictly the gases, then I would suggest
> mole_concentration_of_gas_molecules_in_air which would have
> canonicalunits of mol m-3
> or if you want to express it as a simple number per unit volume we could
> have
> number_concentration_of_gas_molecules_in_air (m-3).
>
> If you want to include all constituents of the air parcel, then you would need
> something like
> mole_concentration_of_molecules_in_air
> or perhaps even better
> mole_concentration_of_air
> both of which would have canonical units of mol m-3.
> The name number_concentration_of_air doesn't sound very meaningful in
> English, but you could have
> number_concentration_of_molecules_in_air (m-3).
>
> Best wishes,
> Alison
>
> ------
> Alison Pamment Tel: +44 1235 778065
> NCAS/British Atmospheric Data Centre Email: alison.pamment at stfc.ac.uk
> STFC Rutherford Appleton Laboratory
> R25, 2.22
> Harwell Oxford, Didcot, OX11 0QX, U.K.
>
> >-----Original Message-----
> > From: Andreas Hilboll [mailto:lists at hilboll.de]
> > Sent: 02 July 2014 10:46
> > To: cf-metadata at cgd.ucar.edu
> > Subject: [CF-metadata] mole_concentration_of_air_in_air?
> >
> > Hi guys,
> >
> > I'm wondering how to express the air number density, i.e., the number of
> > air molecules per unit volumne (in mole cm-3), in terms of CF standard
> > names?
> >
> > -- Andreas.


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Received on Wed Jul 02 2014 - 09:30:39 BST