[Rivet] ATLAS prompt photon analysis

[Jonathan Butterworth]

I think the spires ID is 8914702

http://www.slac.stanford.edu/spires/find/hep/www?irn=8914702

Thanks for doing this, Mike!

Jon

On 17/02/2011 17:05, Mike Hance wrote:
> Hi All,
>
> I've attached a tarball that (I think) contains everything needed to put
> the ATLAS prompt photon results into HEPDATA, as well as a corresponding
> RIVET routine that seems like it might be doing the right thing.
>
> One thing I should note up front is that, as far as I can tell, the
> paper doesn't have a proper SPIRES ID. I suspect this will change when
> PRD finally publishes the paper (it's been accepted for publication, but
> I don't think it's actually made it into an issue of the journal yet),
> so in the mean time, I've called the analysis "ATLAS_2010_S1234567". My
> attempts at calling the analysis something like
> "ATLAS_2010_PROMPTPHOTONS" were rebuffed by RIVET, so I'm not sure of
> the right thing to do in this case. If you want me to relabel it as
> something else, just let me know; otherwise, feel free to call it
> whatever you like.
>
> The contents of the tarball are:
>
> ATLAS_2010_S1234567.info - The .info file that describes the analysis.
>
> ATLAS_2010_S1234567.raw - A flat file that breaks down the different
> (E_T, eta) bins and the corresponding measurements, uncertainties, and
> so forth.
>
> ATLAS_2010_S1234567.dat - This is the 'final' flat .dat file
> corresponding to the ATLAS measurements, for comparison with the RIVET
> output.
>
> ATLAS_2010_S1234567.aida - The .aida file produced from the .dat file
> above.
>
> ATLAS_2010_S1234567.plot - The .plot file for the three histograms
> associated with this analysis.
>
> ATLAS_2010_S1234567.cc - The RIVET routine.
>
>
> I've tested this running PYTHIA standalone, but the cross sections for
> prompt photon production are low enough that the histogram never really
> gets populated. I also ran the routine using the ATHENA RIVET interface
> against some ATLAS photon+jet (EVGEN) samples, and the results seemed
> reasonable, but I wouldn't be surprised if there are still some bugs
> lurking in there. I'll try to test this stuff against some filtered
> dijet samples next week.
>
> In any event, please feel free to let me know if there's anything
> unclear/wrong with what I've done, and I'll try to fix it ASAP.
>
> Finally, thanks to everyone who helped (and bugged) us to get this done
> - I apologize it took us so long. Next time should be much faster, now
> that we know what we're doing.
>
> Thanks!
>
> -Mike
>

-- 
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Prof. Jonathan Butterworth,              http://www.hep.ucl.ac.uk/~jmb/
Physics and Astronomy Department                  Tel: +44 20 7679 3444
ATLAS, CERN                                       Tel: +41 22 76  72340
University College London                 Gower St, London WC1E 6BT, UK
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