STAR HardProbes PWG

[Nihar Sahoo <nihar AT rcf.rhic.bnl.gov>]

A small correction on Slide16 comment:

Slide-16:
"small regeneration or/and small charm quark flow."
For my understanding,   "small regeneration creates zero v2" Or " Zero 
v2 hence small regeneration" ?
I think latter is true. Right?


Regards
Nihar


On 2022-08-19 11:40, Nihar Sahoo wrote:
> Hello Barbara,
>
> Please find my comments and questions below on your nice presentation.
>
>
> Slide-2:
> _Initial hard scattering, m_Q >> L_QCD -> I think this should be
> "Initial hard scattering,  Q >> Λ_QCD" (here Q is momentum transfer;
> Δt << 1 fm)
> _"negligible thermal production, mQ >> T_QGP" -> is not that heavy
> quark mass m_Q >> T_QGP? I think there is no thermal production of
> heavy-quark. Am I correct?
>
> Slide-6
> Can you please point out if there is any relation between D^0 RAA and
> D^(+/-)/D^{0} yield ratio?
> Is there any physics link between Strong suppression of D^0 RAA and
> D^(+/-)/D^{0} Au+Au same with Pythia8?
> (Just for my understanding as you put these two figures on one slide)
>
> SLide-8
> What are these "*" and " ** " in the uncertainty?  [Please mention it]
>
> Slide-13:
> "…unity → suppression…".  I would remove "arrow" and replace "and";
> (It reads like RpA unity  indicate RAA Strong suppression in AA; I
> this these are two separate physics: cold vs hot QCD)
>
> Slide-16:
> "small regeneration or/and small charm quark flow."
> For my understanding,   "small regeneration" due to zero v2 Or " Zero
> v2 hence small regeneration" ?
> I think latter is true. Right?
>
> Outlook:
> I would suggest to include BUR HF kinematic coverage plot for
> different observables.
> https://drupal.star.bnl.gov/STAR/system/files/OnlyHPProjectionBUR.pdf
>
>
> Regards
> Nihar
>
> On 2022-08-18 15:29, webmaster--- via Star-hp-l wrote:
> > Dear Star-hp-l AT lists.bnl.gov members,
> >
> > Barbara Trzeciak (barbara.trzeciak AT gmail.com) has submitted a material 
> > for a
> > review, please have a look:
> > https://drupal.star.bnl.gov/STAR/node/60559
> >
> > Deadline: 2022-08-30
> > ---
> > If you have any problems with the review process, please contact
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