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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Uli,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">I think there are quite a few people who might be interested in this.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">It is something that has come up in discussion quite frequently.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">As Peter says the problem is usually how to get the absolute scattering intensity correct. Ideally it would also be great to think
about how to get a transmission calculation correct for a time-of-flight instrument.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">If you are interested in further discussion then I think it would be good to invite others into working on something together.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Best regards<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US">Rob<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D">===================================<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif"> mcstas-users <mcstas-users-bounces@mcstas.org>
<b>On Behalf Of </b>Wildgruber, Christoph U.<br>
<b>Sent:</b> 28 April 2020 13:18<br>
<b>To:</b> Peter Kjær Willendrup <pkwi@fysik.dtu.dk><br>
<b>Cc:</b> McStas <mcstas-users@mcstas.org>; Qian, Shuo <qians@ornl.gov><br>
<b>Subject:</b> Re: [mcstas-users] [EXTERNAL] Re: SANSCurve type component for I(qx, qy) instead of I(q)?<o:p></o:p></span></p>
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<p class="MsoNormal">Hi Peter, <o:p></o:p></p>
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<p class="MsoNormal">I’ll definitely look again more carefully :-)<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Besides that my strategy is to get a younger person here excited<o:p></o:p></p>
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<p class="MsoNormal">to learn how to write a McStas component…<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Thanks so much,<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Uli<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">On 28 Apr 2020, at 03:24, Peter Kjær Willendrup <<a href="mailto:pkwi@fysik.dtu.dk">pkwi@fysik.dtu.dk</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal">Hi Uli, <o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">On 27 Apr 2020, at 23.07, Wildgruber, Christoph U. <<a href="mailto:wildgrubercu@ornl.gov">wildgrubercu@ornl.gov</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">I might not be looking hard enough but I don’t think there is a SANS<br>
sample component similar to SANSCurve (which uses I(q) as an input file)<br>
that can handle I(qx, qy).<br>
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If anybody can point me in the right direction or has a component like that<br>
to share it would be greatly appreciated! <o:p></o:p></p>
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<p class="MsoNormal">For that sort of functionality I would be looking in the direction of the SASview (SASmodels really) sample <a href="http://www.mcstas.org/download/components/samples/SasView_model.html">http://www.mcstas.org/download/components/samples/SasView_model.html</a> which
does include models that are 2D in q. (It may also be that one of Henrich Frielinghaus’ contributed sample components has a similar feature?)<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">The limitations of the SasView_model sample are that<o:p></o:p></p>
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<p class="MsoNormal">a) I am not entirely sure the absolute normalisation is completely correct <o:p></o:p></p>
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<p class="MsoNormal">b) One needs to recompile when shifting between models<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Should you decide to implement one yourself instead, such a model would of course always be welcome as a contribution. ;-)<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Best<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Peter<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><span style="font-size:9.0pt;font-family:"Helvetica",sans-serif"><br>
Peter Kjær Willendrup<br>
Forskningsingeniør, Specialkonsulent<br>
Næstformand for DTU Fysik LSU<br>
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DTU Physics<o:p></o:p></span></p>
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Technical University of Denmark<br>
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Department of Physics<br>
Fysikvej<br>
Building 307<br>
DK-2800 Kongens Lyngby<br>
Direct +45 2125 4612<br>
Mobil +45 2125 4612<br>
Fax +45 4593 2399<br>
<a href="mailto:pkwi@fysik.dtu.dk">pkwi@fysik.dtu.dk</a> </span><o:p></o:p></p>
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