Kun's weekly group discussion

Wednesday 8 May 2024, 13:30 → 15:00 Asia/Shanghai

Tsung-Dao Lee Institute/N5F-N531 - Discussion Room (Tsung-Dao Lee Institute)

https://meeting.tencent.com/dm/HtvQ833JDKHy

会议号:	232 178 936
会议密码:	463316

13:30 → 14:00 DarkSHINE tracker, analysis and simulation

13:30 Tracking detector R&D

Speakers: Dian YU (Tsung-Dao Lee Institute), Kang Liu, Lin Yang (TDLI)

B2_FAT_I-V_240506.png

B2_MATRIX_I-V_240506.png

B2_THIN_I-V_240506.png

Dian:

1. Thesis on procedure....
2. I-V tests for all the DarkSHINE chips are done
3. 
4. To be discussed: failure b2 thin

Lin

tracker test

[discussion]

1. clean-up of sensor;
2. cause of tracker damage;
3. operation under high voltage;
4. new device for meeting.

ewpt

[finished]

1. ewpt workspace;
2. ewpt config file generation;
3. logic of ewpt significance&limit;

[problem]

1. same error in old version: Error in <ROOT::Math::Fitter::CalculateMinosErrors>: Minos error calculation failed for all parameters ERROR::FitUtils::SetPOIinFile: Cannot read workspace
2. calculation of signal yeilds;
3. calculation of normalization factor;

[to-do list]

1. plots of significance and limit: within this week;
2. regeneration of background sample;

13:40 Tracking reconstruction

Speaker: Junhua Zhang

4GeV_By.pdf

Junhua-Track reconstruction and performance of DarkSHINE.pdf

13:50 Simulation and analysis

Speaker: Yufeng Wang (TDLI)

14:00 → 14:30 ATLAS performance and physics

14:00 ttW/ttH -> multi-leptons analysis

Speaker: Jialin Li

1. Add 2lSS EB AI on the INT note.
2. Most of the 2lSS+3L EB AI has reported on EB 3 weeks ago and no further requests were made. ( Some missing items will be reported next time)
3. Plan to give a report on HTop plenary on May 15th.(2lSS+3L+4l)
4. Write thesis.

14:10 Electron/photon performance, H->Zgamma and gg* analysis

Speakers: Danning Liu (TDLI/SJTU), Kang Liu, Rui Yuan (SJTU)

convweight_singlephoton+jets_study.pdf

H_to_Zy_signal_modeling.pdf

Danning 

Had an EB meeting yesterday about Zy EFT analysis, discussion was positive and keep focus on works on going. 

Writing thesis 

14:30 → 14:50 Non-acdemic items

Anything else?