STAR HardProbes PWG

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

Hello Dandan,

I am going to send your abstract to startalk due to deadline, in the 
mean time please address Isaac's additional comment and also Yi's.

Cheers
Nihar

On 2023-05-29 21:18, Mooney, Isaac wrote:
> Hi Dandan,
>
> Thanks for addressing the comments. In the interest of time I sign
> off, but see a few further comments below:
>
> Sorry if I was unclear. I understand (or think I do) the reasoning for
> using different frames and their physical meaning — my question was
> whether that reasoning should be given in the abstract. But I think
> it’s also fine not to go into it there, and save it for the
> presentation.
>
> 8: “produced early in heavy-ion collisions”; “the full evolution
> of the quark-gluon plasma (QGP) created in these collisions.”;
> “Because of this, J/\psi serves…”;
> 9: “to study the properties of the QGP. In Ru+Ru…"
> 24: “and its physics implications will be discussed” is now an
> orphan. You could do something like “…to the event plane. We
> conclude by presenting the physics implications of this
> measurement.”
>
> Thanks,
> Isaac
>
> > On May 29, 2023, at 2:52 AM, Dandan <shendandan AT mail.sdu.edu.cn>
> > wrote:
> >
> > Hi Isaac and Nihar,
> >
> > Thanks for your nice suggestions and comments.
> > I have implemented your comments in the updated version.
> > please find it at :
> https://drupal.star.bnl.gov/STAR/system/files/SPIN2023Dandan_ver2.pdf
> > Here is answer of Issac's question
> > Question: _Would it be worth explaining why polarization with
> > respect to the event plane tells us something different than the HX
> > and CS frames? Something along the lines of it being connected more
> > directly to the QGP vorticity / initial EM fields than the other two
> > frames, if I understand correctly?_
> >
> > Answer: Three frames differ in the x, y and z axis. The measurement
> > of the polarization with respect to the event plane connects more
> > directly to the QGP vorticity / initial EM fields as the direction
> > of the event plane reflects the direction of the angular momentum of
> > the colliding system. The z axis of the HX and CS frames is the
> > normal direction of the J/Psi production plane. Measuring of the
> > polarization in such frames can provide information about the J/Psi
> > production mechanism.
> > Best
> > Dandan
> >
> > 发件人："Mooney, Isaac" <isaac.mooney AT yale.edu>
> > 发送日期：2023-05-27 04:26:32
> > 收件人：Dandan <shendandan AT mail.sdu.edu.cn>,STAR HardProbes PWG
> > <star-hp-l AT lists.bnl.gov>
> > 抄送人："webmaster AT star.bnl.gov" <webmaster AT star.bnl.gov>
> > 主题：Re: [Star-hp-l] STAR presentation by Dandan Shen for SPIN
> > 2023 submitted for review
> > Hi Dandan,
> >
> > The abstract reads nicely to me. I see that it’s roughly the same
> > as your Quark Matter abstract, so please forgive me for giving you
> > some small additional comments, since I’m new.
> >
> > Thanks,
> > Isaac
> >
> > 2: “NN” should be upright (and in l. 9 and 21).
> >
> > 7: This sentence is a bit vague. I would explain why it's important.
> > Something like that the large scale set by the charm mass means the
> > heavy quark pairs are produced early and experience the full medium
> > evolution, interacting with it via dissociation/screening which
> > produce recognizable signatures of that interaction for study.
> > 9: "GeV recorded by the STAR experiment" or similar.
> > 10: "indicating the"
> > 15: "the J/\psi and the QGP's"
> > 18: Some more detail on your measurement would be nice. You probably
> > don't want to overpromise on the corrections and systematic
> > uncertainties, which I understand, but maybe e.g. the decay channel,
> > that it's differential in pT, etc. I don't want to make it overly
> > technical, but a couple of these high-level details shouldn't hurt.
> > 20: Would it be worth explaining why polarization with respect to
> > the event plane tells us something different than the HX and CS
> > frames? Something along the lines of it being connected more
> > directly to the QGP vorticity / initial EM fields than the other two
> > frames, if I understand correctly?
> > 20: "event plane"
> >
> > On May 25, 2023, at 9:32 AM, Dandan via Star-hp-l
> > <star-hp-l AT lists.bnl.gov> wrote:
> >
> > Hi Isaac, Yi, and Nihar,
> >
> > This is my abstract for SPIN2023.
> >
> > Best,
> > Dandan
> >
> > From: webmaster--- via Star-hp-l <star-hp-l AT lists.bnl.gov>
> > Date: 2023-05-24 16:35:34
> > To:  Star-hp-l AT lists.bnl.gov
> > Subject: [Star-hp-l] STAR presentation by Dandan Shen for SPIN 2023
> > submitted for review>Dear Star-hp-l AT lists.bnl.gov members,
> > > Dandan Shen (shendandan AT mail.sdu.edu.cn) has submitted a material
> > for a
> > > review, please have a look:
> > > https://drupal.star.bnl.gov/STAR/node/63776
> > >
> > > Deadline: 2023-05-31
> > > ---
> > > If you have any problems with the review process, please contact
> > > webmaster AT www.star.bnl.gov
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