Overview of the electromagnetic calorimeter trigger system at the belle II experiment

  • Kim, YJ; 
  • Kim, SH; 
  • Lee, IS; 
  • Kim, CH; 
  • Unno, Y; 
  • ... Cheon, BG; 
  • 외 1명
Citations

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초록

We have been developing the trigger system using the Electromagnetic Calorimeter(ECL) which is one of sub-detectors in the Belle II experiment. The ECL trigger system is based on Trigger Cell(TC), and each TC consists of 16 crystals. To make a decision of physics events at an online trigger level, energy deposit in the TC and the event timing are required. Therefore, we have performed the TC energy calibration by a method of comparing the ECL trigger data with the ECL data, and the TC time offset calibration by using a least χ2 algorithm. We report the calibration method and performance using cosmic ray data.

키워드

Calibration; Calorimeters; Cosmology; Readout systems; Trigger circuits; Data transfer; Luminance; Calibration method; Electromagnetic calorimeter; Energy calibration; Energy deposits; Event timing; Time offsets; Trigger level; Trigger systems; Background environment; Flexible architectures; Hardware trigger systems; High speed serial links; KEKB collider; Number of clusters; High energy physics
제목
Overview of the electromagnetic calorimeter trigger system at the belle II experiment
저자
Kim, YJ; Kim, SH; Lee, IS; Kim, CH; Unno, Y; Cheon, BG; Ahn, JK
DOI
10.22323/1.340.0804
발행일
2019-07
유형
Conference Paper
저널명
Proceedings of Science
권
340
페이지
1 ~ 2

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