Follow-up on action items

Reference


Talk time : 00:00, Duration : 00:00

STAR Forward Silicon Tracker Meeting

2021-01-25 08:30
America/New York
Monday, 25 January 2021
Zoom meeting ID: 87904302955 Passcode: fSTAR2021, at 13:30 (GMT), duration : 00:00
Production module assembly - Xu
Will start mounting APV chips onto modules this week. Should be able to do four modules with one set of tooling each week. We have 5 A’s, 7 B’s and 3 C’s from NCKU. Discussed which modules to start with and decided to start with the two best ones first, then two more A’s, then B’s for APV mounting. 
Parts for two extra sets of tooling are being fabricated at UIC (finish this week) and inspected at Fermilab.
Test stand at Fermilab waiting for ORC review. 

Geometry update - Flemming
Check if Yi has the final CAD drawings of the disks/modules, and whether they are used by Felix

Detector alignment - discussion 
Need to do simulation and tracking. Discuss at the incoming software meeting on 2/12

Zero suppression for data taking - discussion
Implement the CMN subtraction algorithm in Tonko’s code, and test it with individual module at Clean room and full detector after installation. 
TimeTalkPresenter
08:30Follow-up on action items ( 00:15 ) 0 filesall
09:00Integration ( 00:20 ) 0 filesRahul Sharma, Felix Archampong (BNL)
09:10T-board and Inner Signal Cable ( 00:10 ) 0 filesMaowu Nie, Michael Capotosto (SDU, BNL)
09:20Mechanical Structure ( 00:10 ) 0 filesYi Yang (NCKU)
09:30Production module assembly ( 00:10 ) 1 fileXu Sun (UIC)

Mechanical Structure

Reference


Talk time : 00:00, Duration : 00:00

Production module assembly

Reference


Talk time : 00:00, Duration : 00:00

Start-Less TOF Optimization Progress

 

Energy dependence of transverse momentum fluctuations from STAR

 

TPC weekly

2021-01-20 08:24
America/New York
Wednesday, 20 January 2021
virtual , at 13:24 (GMT), duration : 00:00
 agenda
-- hardware
-- run preparation
-- software
    + Gene: Residuals with the iTPC


TPC meeting Jan 20, 2021

 

Hardware:

Inspection walk tru done. Checked HV. Leak rate is good < 2l/min after rep of valve.

Prepare for low Ar flow Friday, high flow Sunday. Blue sheet Monday

Laser Need to replace 3 windows- ordered. East side very good West some rafters missing due to windows.

 

Run Prep:

DB for TPC should be initialized. Yuri

Discussed HLT running for cosmics. HLT will be commissioned during cosmics, files should be kept as they are useful.

 

Discussed the proposal for running FF. With the current  schedule for beam injection Friday evening in Blue, and Gas flow starting Tuesday morning at best one can get about ~ 1 day worth maybe 10M. As it will also be the first day of running it will probably be used for commissioning (e.g GMT triggers) the sample can be less. The EPD and BBC installation will also take place Thursday/Friday when magnet has to be off.  Yuri said it could be useful for checking but not enough for full calibration.

 

Gene presented his ongoing study of inner-outer matching looking at very low-luminosity run from 19.6 , and under different conditions. See blog https://drupal.star.bnl.gov/STAR/blog/genevb/residuals-itpc

The 2020 calibration gives large track residual at the lowest pads (1-6 or so), while the ‘old’ does not show this but slightly larger values. Irakli pull up some plot and see similar effects in some of his results (from maybe a year ago).

 

Yuri is working on alignment. No results yet.

 

 

 




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Centrality dependence study of v2 and v3 in AuAu collision at 27 and 54 GeV

 

flow and v2-pt correlation in small system

 

flow and v2-pt correlation in small system

 

AOB


Talk time : 12:40, Duration : 00:10

- production update
- Xrootd writing tool
- RT3 update
- PicoDst update:

  • Event contains ZdcUnAttenuated values, number of primary tracks

CVS->Git Update: Test on Library Built and Timeline

Speaker : Gene van Buren, Dmitri Smirnov, Grigory Nigmatkulov


Talk time : 12:20, Duration : 00:20

 

TPC Calibration Review

Speaker : Flemming Videbaek, Lijuan Ruan


Talk time : 12:00, Duration : 00:20

 

Hypernuclei meeting

The meetings are held Friday 10:30am Eastern.

Zoom Meeting Connection Info: 

UPC J/psi in dAu 200 GeV paper proposal

Title:

Probing the gluonic structure in deuteron using d+Au ultra-peripheral collisions

UPC J/psi in dAu 200 GeV paper proposal

Title:
Probing the gluonic structure in Deuteron using d+Au ultra-peripheral collisions

PAs: 

UPC J/psi in dAu 200 GeV paper proposal

Title:
Probing the gluonic structure in Deuteron using d+Au ultra-peripheral collisions

PAs: 

Weekly Meeting (Jan 15th, 2021)

  - Minghui: calibration summary

Compiling and using library dependent on both Fastjet and St* classes

Once one has installed a local copy of fastjet on RCF (follow these directions if you have not done this yet), it takes a littl

Photon+jet and Pi0+jet: Delta phi angular (de)correlation