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Run-17 Alignment

 Prelude:

Spin group noticed a very large discrepancy between differently charged tracks, this raised questions about space charge and alignment (some other things too).

Testing the unfolding procedure with various input dN/deta distributions

Testing the unfolded rapidity distributions

EPD UrQMD update

Update

Strange events for BES-I data

According to the unfolding study at 7.7 GeV 0-5% (here), two-component structure predicted by Phys.Rev,C 98.054901(2018

HF minutes 2020/04/30

Weekly Meeting (May 1, 2020)

  - Minghui: hot channels QA and initial gainCorr

Unfolding dN/deta with RooUnfold

0) dN/dη measurement with unfolding

Update in STAR Analysis Meeting at Univ. of Tsukuba, 01 May 2020

EPD Calibration Run 19, 14.5 GeV COL

 

Ks0 mass from 2020 AuAu 11.5 GeV sample (~250M)