STAR HardProbes PWG

[suyuann AT mail.ustc.edu.cn]

Hello conveners，

Thank you for your nice comments. We have revised the manuscript text based 
on the comments. 
please find the updated version in the following link: 
https://drupal.star.bnl.gov/STAR/blog/suyuann/RepliestoPWGCpreviewD0RAAisobar

Best regards，
Yuan


> -----原始邮件-----
> 发件人: "Nihar Sahoo" <nihar AT rcf.rhic.bnl.gov>
> 发送时间:2024-04-26 11:10:58 (星期五)
> 收件人: "STAR HardProbes PWG" <star-hp-l AT lists.bnl.gov>
> 抄送: suyuann AT mail.ustc.edu.cn
> 主题: Re: [Star-hp-l] Replies to PWGC preview D0_RAA_isobar
> 
> Hello Yuan,
> 
> First of all, sorry for this delay.
> 
> I have gone through your paper draft. It is in good shape.
> A minor comments can be found below. And I sign off.
> 
> We will be working on to request for GPC formation asap and you will be 
> informed.
> 
> ___________________
> Comments are on this version: 
> https://drupal.star.bnl.gov/STAR/system/files/European_Physical_Journal_C__EPJ_C__20240122.pdf
> 
> 
> 1.  "….less gluon formation time and suppressed gluon radiation with a 
> small angle (dead-cone effect) result in less radiation energy loss.." 
> -> This sentence needs some work, For instance "less", "small angle" not 
> mentioned with respect to what. ; "radiation energy loss" -> radiative 
> energy loss
> 2. …nuclear size R_A dependence are quadratic … -> I would suggest to 
> use different notation for nuclear size "R_A" as we use "R_AA", better 
> to avoid
> 3. …statistical isobar data based on the RHIC experiment provides… -> 
> …statistical isobar data provides [ based on…, sounds awkward]
> 4. due to its large mass, mc,b >> ΛQCD,… -> is not that also mass 
> relative to "temp of the medium"?
> 5. To improve the significance of the D0 signal, a blind analysis based 
> on a large data sample is performed.  -> Is that true? Not sure blind 
> analysis was conducted for this analysis.
> 6. MB data samples but also can … -> ..MB data samples but also it can…
> 7.  Fig.1: Need to mention centrality or total MB event inside Fig
> 8. c is the … -> The $\it{c}$ is the…
> 9. All variables' notation that has a "value" should be "italic". Non 
> value notation should be "roman"; please keep this consistent
> 10. "…derived from various charm-hadron decay channels containing…" -> 
> Please provide 1-2 channels example
> 11. Eq.9, Make \it{N}_bin
> 12. "…generated from the hard scattering of initial partonic" -> 
> "generated from the hard scattering" [generally all hard scatterings are 
> by initial partons]
> 
> 
> Thank you
> Nihar
> 
> On 2024-01-24 21:13, suyuann--- via Star-hp-l wrote:
> > Dear conveners，
> > 
> > The materials of D0 R_AA analysis in isobar collision are ready. If
> > it's ok, we would like to push them to PWG review.
> > please find the updated version in the following link:
> > https://drupal.star.bnl.gov/STAR/blog/suyuann/RepliestoPWGCpreviewD0RAAisobar
> > 
> > Thanks and best regards,
> > Yuan
> > 
> >> -----原始邮件-----
> >> 发件人:suyuann AT mail.ustc.edu.cn
> >> 发送时间:2023-06-14 22:01:21 (星期三)
> >> 收件人: "STAR HardProbes PWG" <star-hp-l AT lists.bnl.gov>
> >> 抄送: ephy <ephy AT ustc.edu.cn>
> >> 主题: Replies to PWGC preview D0_RAA_isobar
> >> 
> >> Dear conveners and all,
> >> 
> >> As we had tried to fit the pi/kaon/p spectra in isobar by Blast-Wave
> >> function, we have implemented PWGC preview comments.
> >> 
> >> please find it at:
> >> 
> > https://drupal.star.bnl.gov/STAR/blog/suyuann/RepliestoPWGCpreviewD0RAAisobar
> >> 
> >> If it's ok, we would like to put forward to PWG review.
> >> 
> >> Thanks and best regards,
> >> Yuan
> >> 
> >> On 2023-05-16 04:23, Barbara Trzeciak via Starpapers-l wrote:
> >>> Date: 05/15/2023
> >>> 
> >>> Participants: Hanna Zbroszczyk, Toshihiro Nonaka, Jae Nam, Nihar
> >>> Sahoo, Issac Mooney, Yi Yang, Yue-Hang Leung, Subhash Shingha,
> >>> Shinichi Esumi, Yuan Su, Yifei Zhang, Sooraj Radhakrishnan,
> >> Barbara
> >>> Trzeciak
> >>> 
> >>> Title: Measurements of inclusive D0-meson production in Isobar
> >>> collisions at √sNN = 200 GeV
> >>> PAs: Yuan Su, Yifei Zhang, Xiaolong Chen
> >>> Target journal: EPJC
> >>> Proposal page:
> >>> 
> >> 
> > https://drupal.star.bnl.gov/STAR/blog/suyuann/Measurements-inclusive-D0-meson-production-Isobar-collisions-200-GeV
> >>> Presentation:
> >>> 
> >> 
> > https://drupal.star.bnl.gov/STAR/system/files/PWGC_D0_RAA_isobar_20230512_YuanSu_0.pdf
> >>> 
> >>> The PWGC panel previewed a paper proposal from HP PWG. The panel
> >> found
> >>> that the analysis is mature and results are important and
> >> interesting,
> >>> and the paper should move forward. The journal choice was also
> >> found
> >>> to be appropriate. The following points were discussed.
> >>> 
> >>> Q: R_AA comparison vs centrality or N_part, do we plan to show
> >> both,
> >>> what is the conclusion ?
> >>> A: We don’t have enough precision to say we are in agreement
> >> with
> >>> Au+Au at the same N_part or centrality interval.
> >>> 
> >>> Q: Slide 17: There is large centrality dependence of the extracted
> >> T
> >>> and beta parameters for D0 and they are very similar for Au+Au and
> >>> isobars at the same centrality while one would expect the same
> >>> temperature for the same N_part.
> >>> A: The uncertainties are too large to draw conclusions.
> >>> 
> >>> Q: D0 R_AA comparison to theory - which model is it ?
> >>> A: This is a new calculation for isobars using the framework from
> >>> TAMU, but it’s not published.
> >>> 
> >>> Q: Why are there so high systematic uncertainties at low pT in Raa
> >> and
> >>> why is it asymmetric ?
> >>> A: Because there are no data points there for p+p, it comes from
> >>> extrapolation from the Levi function and uncertainties on this are
> >>> from fits of other functions.
> >>> 
> >>> Q: Slide 16: light particles are from Au+Au ? Can we add isobar
> >>> results here ?
> >>> A: This is a good suggestion, but the pi/K/p results are not
> >> published
> >>> yet.
> >>> 
> >>> Q: Slide 12: What are the three types of errors for Au+Au ?
> >>> A: The shaded bands are from N_bin uncertainties
> >>> 
> >>> Q: Slide 12: Why does p+p have such large statistical errors ?
> >>> A: There is extrapolation involved.
> >>> 
> >>> Q: Slide 17: Have you tried the same Blast-Wave fitting for p+p ?
> >>> Would be interesting to compare to HI results.
> >>> A: We can try to perform the fit.
> >>> 
> >>> Q: Can we have a comparison of R_AA to the theory for Au+Au ?
> >>> A: Yes, it is published, we can add to the plot.
> >>> _______________________________________________
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