Global spin polarization of Λ hyperons in Fixed Target Au+Au collisions at RHIC-STAR

 

QM2025_abstract_ppt

 

QM2025

QM abstract for oral presentation

Strange baryon production in Au+Au collision at 14.6 GeV

Speaker : Pratibha Bhagat ( University of Jammu )


Talk time : 10:40, Duration : 00:20

 

QM2025 abstract and 2 page presentation

 

QM2025 abstract and 2 page presentation

 

Strange Hadrons for Run 21 Au+Au 17.3 GeV (COL)

Request TypeStandard Embedding request (particle in real events)
Description

Au+Au 17.3 GeV, Run-21 (production_17p3GeV_2021)

Year: 2021

Library: P23id

Particles: k0s , Lambda(Anti-Lambda), Xi(AntiXi ), Omega(AntiOmega)

Trigger ID: 870010

| Vz | < 145 cm, Vr < 2 cm

5%*refmult
particles embedded in each event

Flat in rapidity: [-1.5,1.5]

Flat pT samples: K0s [0, 8], Lambda [0,8], anti-Lambda [0, 7.5], Xi [0,7.5], anti-Xi[0,7.5], Omega [0,7], anti-Omega [0,7].
No. of events: 2 M for each species.

To increace low pT statistics, anothe sample is also needed for all particle specices
dN/dpT ∝ pT*exp(−pT/T), with T = 350 MeV = 0.35GeV.
No. of events: 4 M for each species.

bad run: https://drupal.star.bnl.gov/STAR/pwg/common/bes-ii-run-qa/Run21-AuAu-173-GeV-COL

General Information
Request ID20243908
Priority: EC0
Priority: pwgNormal
StatusNew
Physics Working GroupLFS-UPC
Requested byxgn1992
Contact email(s)xgn1992@mail.ustc.edu.cn, fangyi@rcf.rhic.bnl.gov
Contact phone(s)
PWG email(s)star-lfsupc-l@lists.bnl.gov
Assigned Deputy: Not assigned
Assigned Helper: Not assigned
Global Simulation Settings
Request type:Standard Embedding request (particle in real events)
Number of events42000000 = 42 M
Magnetic Field---- SELECT MAGFIELD ----
Collision Type---- SELECT COLLISION TYPE ----
Centrality---- SELECT CENTRALITY ----
BFC tags
Production---- SELECT PRODUCTION TAG ----
Geometry: simu---- SELECT GEOMETRY ----
Geometry: reco---- SELECT GEOMETRY ----
Library---- SELECT STAR LIBRARY ----
Vertex option---- SELECT VERTEX OPTION ----
Pileup optionNo
Detector Set
Data Sources
Real Data
File lookup
Single Particle MC
ParticleAlpha
Particle settingsdalitz
Particles per event1
Vertex Z, cm-30 < Vertex < 30
Gaussian sigma in X,Y,Z (cm), if applicable0, 0, 0
Vertex offset: x, mm0
Vertex offset: y, mm0
Φ (phi), radian0 < Φ < 6.29
η (eta)-0.5 < η < 0.5
Pt, GeV0 < Pt < 30

Strange Hadrons for Run 20 Au+Au 11.5 GeV (COL)

Request TypeStandard Embedding request (particle in real events)
Description

Au+Au 11.5 GeV, Run-20 (production_11p5GeV_2020)

Year: 2020

Library: P23ia

Particles: k0s , Lambda(Anti-Lambda), Xi(AntiXi ), Omega(AntiOmega)

Trigger ID: 710000
, 710010, 710020

| Vz | < 145 cm, Vr < 2 cm

5%*refmult
particles embedded in each event

Flat in rapidity: [-1.5,1.5]

Flat pT samples: K0s [0, 8], Lambda [0,8], anti-Lambda [0, 7.5], Xi [0,7.5], anti-Xi[0,7.5], Omega [0,7], anti-Omega [0,7].
No. of events: 2 M for each species.

To increace low pT statistics, anothe sample is also needed for all particle specices
dN/dpT ∝ pT*exp(−pT/T), with T = 350 MeV = 0.35GeV.
No. of events: 4 M for each species.

bad run: https://drupal.star.bnl.gov/STAR/pwg/common/bes-ii-run-qa/Run-20-AuAu-115-GeV-COL

General Information
Request ID20243907
Priority: EC0
Priority: pwgNormal
StatusNew
Physics Working GroupLFS-UPC
Requested byxgn1992
Contact email(s)xgn1992@mail.ustc.edu.cn, fangyi@rcf.rhic.bnl.gov
Contact phone(s)
PWG email(s)star-lfsupc-l@lists.bnl.gov
Assigned Deputy: Not assigned
Assigned Helper: Not assigned
Global Simulation Settings
Request type:Standard Embedding request (particle in real events)
Number of events42000000 = 42 M
Magnetic Field---- SELECT MAGFIELD ----
Collision Type---- SELECT COLLISION TYPE ----
Centrality---- SELECT CENTRALITY ----
BFC tags
Production---- SELECT PRODUCTION TAG ----
Geometry: simu---- SELECT GEOMETRY ----
Geometry: reco---- SELECT GEOMETRY ----
Library---- SELECT STAR LIBRARY ----
Vertex option---- SELECT VERTEX OPTION ----
Pileup optionNo
Detector Set
Data Sources
Real Data
File lookup
Single Particle MC
ParticleAlpha
Particle settingsdalitz
Particles per event1
Vertex Z, cm-30 < Vertex < 30
Gaussian sigma in X,Y,Z (cm), if applicable0, 0, 0
Vertex offset: x, mm0
Vertex offset: y, mm0
Φ (phi), radian0 < Φ < 6.29
η (eta)-0.5 < η < 0.5
Pt, GeV0 < Pt < 30

Strange Hadrons for Run 20 Au+Au 9.2 GeV (COL)

Request TypeStandard Embedding request (particle in real events)
DescriptionAu+Au 9.2 GeV, Run-20 (production_9p2GeV_2020,production_9p2GeV_2020b,production_9p2GeV_2020c)

Year: 2020

Library: P23ia


Particles: k0s , Lambda(Anti-Lambda), Xi(AntiXi ), Omega(AntiOmega)

Trigger ID:
780010, 780020

| Vz | < 145 cm, Vr < 2 cm

5%*refmult


particles embedded in each event

Flat in rapidity: [-1.5,1.5]

Flat pT samples: K0s [0, 8], Lambda [0,8], anti-Lambda [0, 7.5], Xi [0,7.5], anti-Xi[0,7.5], Omega [0,7], anti-Omega [0,7].
No. of events: 2 M for each species.

To increace low pT statistics, anothe sample is also needed for all particle specices
dN/dpT ∝ pT*exp(−pT/T), with T = 350 MeV = 0.35GeV.
No. of events: 4 M for each species.

bad run: https://drupal.star.bnl.gov/STAR/pwg/common/bes-ii-run-qa/Run20-AuAu-92-GeV-COL


General Information
Request ID20243906
Priority: EC0
Priority: pwgNormal
StatusNew
Physics Working GroupLFS-UPC
Requested byxgn1992
Contact email(s)xgn1992@mail.ustc.edu.cn, fangyi@rcf.rhic.bnl.gov
Contact phone(s)
PWG email(s)star-lfsupc-l@lists.bnl.gov
Assigned Deputy: Not assigned
Assigned Helper: Not assigned
Global Simulation Settings
Request type:Standard Embedding request (particle in real events)
Number of events42000000 = 42 M
Magnetic Field---- SELECT MAGFIELD ----
Collision Type---- SELECT COLLISION TYPE ----
Centrality---- SELECT CENTRALITY ----
BFC tags
Production---- SELECT PRODUCTION TAG ----
Geometry: simu---- SELECT GEOMETRY ----
Geometry: reco---- SELECT GEOMETRY ----
Library---- SELECT STAR LIBRARY ----
Vertex option---- SELECT VERTEX OPTION ----
Pileup optionNo
Detector Set
Data Sources
Real Data
File lookup
Single Particle MC
ParticleAlpha
Particle settingsdalitz
Particles per event1
Vertex Z, cm-30 < Vertex < 30
Gaussian sigma in X,Y,Z (cm), if applicable0, 0, 0
Vertex offset: x, mm0
Vertex offset: y, mm0
Φ (phi), radian0 < Φ < 6.29
η (eta)-0.5 < η < 0.5
Pt, GeV0 < Pt < 30

Ks0, Lambda, Xi at 3.0 GeV - 2021 (FXT)

Request TypeStandard Embedding request (particle in real events)
Description

Energy (Year): 3.0 (2021) GeV

production_3p85GeV_fixedTarget_2021

Particles: Lambda-> pi- + p, Xi-> Lambda + pi-, X0-> Lambda + pi0, Ks0 -> pi+ + pi-

Number of events: 2M each particle

Production Tag: P24ia
List of bad runs: https://drupal.star.bnl.gov/STAR/system/files/QA_board_Run21_3GeV_dsli_240809.pdf
22121045 22122003 22122020 22125011 22158032 22158033 22158036 22159001 22159008 22159009 22159011
22159013 22160002 22161015 22162009 22162023 22163002 22163003 22164033 22163004 22163005 22166024
22166029 22167003 22169008 22171022 22174003 22174004 22174005 22174006 22174007 22174010 22174011
22174012 22174013 22176006 22178013 22171028
 

Trigger ID: 820010,820020,820030

Embedding fraction 5% of multiplicity 
Kinematics Flat pT: 0,5 GeV, Flat ylab: -2.5, 0.3, Flat phi: [0, 2pi]

General Information
Request ID20243904
Priority: EC0
Priority: pwgNormal
StatusNew
Physics Working GroupLFS-UPC
Requested byxgn1992
Contact email(s)xgn1992@mail.ustc.edu.cn, lihc@mails.ccnu.edu.cn, liangzhang@mails.ccnu.edu.cn, bowenyun@mails.ccnu.edu.cn
Contact phone(s)
PWG email(s)star-lfsupc-l@lists.bnl.gov
Assigned Deputy: Not assigned
Assigned Helper: Not assigned
Global Simulation Settings
Request type:Standard Embedding request (particle in real events)
Number of events8000000 = 8 M
Magnetic Field---- SELECT MAGFIELD ----
Collision Type---- SELECT COLLISION TYPE ----
Centrality---- SELECT CENTRALITY ----
BFC tags
Production---- SELECT PRODUCTION TAG ----
Geometry: simu---- SELECT GEOMETRY ----
Geometry: reco---- SELECT GEOMETRY ----
Library---- SELECT STAR LIBRARY ----
Vertex option---- SELECT VERTEX OPTION ----
Pileup optionNo
Detector Set
Data Sources
Real Data
File lookup
Single Particle MC
ParticleAlpha
Particle settingsdalitz
Particles per event1
Vertex Z, cm-30 < Vertex < 30
Gaussian sigma in X,Y,Z (cm), if applicable0, 0, 0
Vertex offset: x, mm0
Vertex offset: y, mm0
Φ (phi), radian0 < Φ < 6.29
η (eta)-0.5 < η < 0.5
Pt, GeV0 < Pt < 30

Ks0, Lambda, Xi at 7.2 GeV - 2021 (FXT)

Request TypeStandard Embedding request (particle in real events)
Description

Energy (Year): 7.2 (2021) GeV

production_26p5GeV_fixedTarget_2021

Particles: Lambda-> pi- + p, Xi-> Lambda + pi-, X0-> Lambda + pi0, Ks0 -> pi+ + pi- 
               antiLambda-> pi+ + pbar, Xibar+ -> antiLambda + pi+, X0bar-> antiLambda + pi0

Number of events: 2M each particle

Production Tag: P24ia
List of bad runs: N/A

Trigger ID: 790010

Embedding fraction 5% of multiplicity 
Kinematics Flat pT: 0,5 GeV, Flat ylab: -2.5, 0.3, Flat phi: [0, 2pi]

General Information
Request ID20243903
Priority: EC0
Priority: pwgNormal
StatusNew
Physics Working GroupLFS-UPC
Requested byxgn1992
Contact email(s)xgn1992@mail.ustc.edu.cn, lihc@mails.ccnu.edu.cn, liangzhang@mails.ccnu.edu.cn, bowenyun@mails.ccnu.edu.cn
Contact phone(s)
PWG email(s)star-lfsupc-l@lists.bnl.gov
Assigned Deputy: Not assigned
Assigned Helper: Not assigned
Global Simulation Settings
Request type:Standard Embedding request (particle in real events)
Number of events14000000 = 14 M
Magnetic Field---- SELECT MAGFIELD ----
Collision Type---- SELECT COLLISION TYPE ----
Centrality---- SELECT CENTRALITY ----
BFC tags
Production---- SELECT PRODUCTION TAG ----
Geometry: simu---- SELECT GEOMETRY ----
Geometry: reco---- SELECT GEOMETRY ----
Library---- SELECT STAR LIBRARY ----
Vertex option---- SELECT VERTEX OPTION ----
Pileup optionNo
Detector Set
Data Sources
Real Data
File lookup
Single Particle MC
ParticleAlpha
Particle settingsdalitz
Particles per event1
Vertex Z, cm-30 < Vertex < 30
Gaussian sigma in X,Y,Z (cm), if applicable0, 0, 0
Vertex offset: x, mm0
Vertex offset: y, mm0
Φ (phi), radian0 < Φ < 6.29
η (eta)-0.5 < η < 0.5
Pt, GeV0 < Pt < 30

Ks0, Lambda, Xi at 7.2 GeV - 2020 (FXT)

Request TypeStandard Embedding request (particle in real events)
DescriptionEnergy (Year): 7.2 (2020) GeV

production_26p5GeV_fixedTarget_2020

Particles: Lambda-> pi- + p, Xi-> Lambda + pi-, X0-> Lambda + pi0, Ks0 -> pi+ + pi- 
               antiLambda-> pi+ + pbar, Xibar+ -> antiLambda + pi+, X0bar-> antiLambda + pi0

Number of events: 2M each particle

Production Tag: P24ia
List of bad runs: N/A

Trigger ID: 790010

Embedding fraction 5% of multiplicity 
Kinematics Flat pT: 0,5 GeV, Flat ylab: -2.5, 0.3, Flat phi: [0, 2pi]

General Information
Request ID20243902
Priority: EC0
Priority: pwgNormal
StatusNew
Physics Working GroupLFS-UPC
Requested byxgn1992
Contact email(s)xieguannanpp@gmail.com, lihc@mails.ccnu.edu.cn, liangzhang@mails.ccnu.edu.cn, bowenyun@mails.ccnu.edu.cn
Contact phone(s)
PWG email(s)star-lfsupc-l@lists.bnl.gov
Assigned Deputy: Not assigned
Assigned Helper: Not assigned
Global Simulation Settings
Request type:Standard Embedding request (particle in real events)
Number of events14000000 = 14 M
Magnetic Field---- SELECT MAGFIELD ----
Collision Type---- SELECT COLLISION TYPE ----
Centrality---- SELECT CENTRALITY ----
BFC tags
Production---- SELECT PRODUCTION TAG ----
Geometry: simu---- SELECT GEOMETRY ----
Geometry: reco---- SELECT GEOMETRY ----
Library---- SELECT STAR LIBRARY ----
Vertex option---- SELECT VERTEX OPTION ----
Pileup optionNo
Detector Set
Data Sources
Real Data
File lookup
Single Particle MC
ParticleAlpha
Particle settingsdalitz
Particles per event1
Vertex Z, cm-30 < Vertex < 30
Gaussian sigma in X,Y,Z (cm), if applicable0, 0, 0
Vertex offset: x, mm0
Vertex offset: y, mm0
Φ (phi), radian0 < Φ < 6.29
η (eta)-0.5 < η < 0.5
Pt, GeV0 < Pt < 30

TEST BLOG PAGE

TEST PAGE 1

High Moments for 3.9GeV

 

High Moments for 3.9GeV

 

High Moments for 3.9GeV

 

3D pion HBT Analysis with Levy Function

 

Paper: Measurement of proton-\Xi Correlation Function in \sqrt{s_{NN}}=200GeV Nuclear Collisions

 

Update: Unfolding Steeply Falling Jet Pt Spectra with Omnifold

 Attached are the slides for my Sep. 25th presentation to the PWG meeting. I give an update on our attempts to unfold steeply falling jet Pt spectra using the Omnifold algorithm.

Directed flow analysis of Λ, 3ΛH, 4ΛH with √sNN = 3.0 GeV Au+Au collisions 2 billion dataset