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Improved b quark jet identification at the D0 experiment

2013/12/30 by D Collaboration, D0 Collaboration
Physics and Astronomy · #FOS: Physical sciences #High Energy Physics - Experiment (hep-ex) #High-Energy Particle Collisions Research #Particle Detector Development and Performance #Particle physics theoretical and experimental studies #hep-ex

paper · pdf · doi:10.48550/arxiv.1312.7623

Submitted to Nucl. Instrum. Methods Phys. Res. A

arxiv created 2013/12/30 · openalex publication_date 2013/12/30 · arxiv updated 2013/12/31 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

The ability to identify jets which originated from b quarks is an important tool of the physics program of the D0 experiment at the Fermilab Tevatron pp collider. This article describes a new algorithm designed to select jets originating from b quarks while suppressing the contamination caused by jets from other quark flavors and gluons. Additionally, a new technique, the SystemN method, for determining the misidentification rate directly from data is presented.

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