Dear Smudut.
Potatoes in gives Potatoes out from black box software with buttons.

Dear Ivana.
Do you also have a problem with the shorthand expression "Rietveld
Refinement"? If so, you might try my joke that Rietveld is already refined
:-) I think you can use such apparent mis-statements to teach your students
what is really refined - neither data nor datum.

Alan

________________________________
Dr Alan Hewat, NeutronOptics
Grenoble, FRANCE (from phone)
alan.he...@neutronoptics.com
+33.476984168 VAT:FR79499450856
http://NeutronOptics.com/hewat
_______________________________


On Tue, 16 Jan 2024, 17:17 Norberto Masciocchi, <
norberto.mascioc...@uninsubria.it> wrote:

> Il 16/01/2024 17:06, EVANS, IVANA R. ha scritto:
>
> Dear All,
> Data shold be NEVER refined, no matter whether "data£ is considered
> singular or plural. It's the model which is refined.
> Beyound this, "data" is plural, as it is the plural of "datum".
> https://dictionary.cambridge.org/dictionary/english/datum
>
> Norberto
>
> Dear Alan/All,
>
> I have a problem with that shorthand expression, particularly in teaching
> and training contexts, because students quickly equate this to “refining
> the data”. Countless research papers, even coming from reputable groups and
> published in reputable journals, contain statements that “X-ray data
> were/was refined…”.
>
> Being old-fashioned, I can just about take “data” in singular. However,
> “refining one’s experimental data points” is a different matter.
>
> Best,
> Ivana
>
>
> **********************************************************************
>
> Ivana Radosavljevic Evans
>
> Professor in Structural/Materials Chemistry
>
> Department of Chemistry
>
> Durham University
>
> Durham DH1 3LE, U.K.
>
> Office: CG 244
>
> Phone: (0191) 334-2594
>
> **********************************************************************
>
> On 16 Jan 2024, at 15:47, Alan W Hewat <alan.he...@neutronoptics.com>
> <alan.he...@neutronoptics.com> wrote:
>
> 
> *[EXTERNAL EMAIL]*
> "QPA Profile Refinement" is shorthand for "QPA (using the) Profile (method
> of) Refinement :-)
>
> Yes, it is the phase composition that is refined, by fitting the profile,
> but I see no problem with the shorthand expression.
>
> ________________________________
> Dr Alan Hewat, NeutronOptics
> Grenoble, FRANCE (from phone)
> alan.he...@neutronoptics.com
> +33.476984168 VAT:FR79499450856
> http://NeutronOptics.com/hewat <http://neutronoptics.com/hewat>
> _______________________________
>
>
> On Tue, 16 Jan 2024, 16:38 , <alberto.martine...@spin.cnr.it> wrote:
>
>> Il 2024-01-16 16:21 Alan W Hewat ha scritto:
>> >
>> > And for those who worry about pedantry, "Rietveld Refinement" is just
>> > shorthand for the "Rietveld (method of) Refinement. It involves the
>> > refinement of the crystal structure, not Rietveld :-)
>>
>> Indeed! :-) Nonetheless, whatever the analysis, the profile is never
>> refined, it is fitted. So I would avoid the misleading use of “profile
>> refinement”.
>>
>> not a big deal, just terminology. Having said my opinion, I return to
>> silently follow this interesting discussion.
>> Alberto
>>
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> --
> Norberto Masciocchi
> Professor of Chemistry
> Department of Science and High Technology & To.Sca.Lab.
> University of Insubria
> Via Valleggio, 11
> 22100 Como - Italy
> E-mail: norberto.mascioc...@uninsubria.it
> Tel: +39-031-2386613
> Skype: norberto.masciocchi
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> ******************************************
> Hago cosas que me quitan un poco el mal gusto del vacío.
> Y ésa es en el fondo la mejor definición del homo sapiens (J. Cortàzar)
> ******************************************
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