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July 22, 2024
US/Eastern timezone

Construction of a Cosmic Ray Telescope for the hpDIRC Radiators at the Electron Ion Collider *

Jul 22, 2024, 4:00 PM
20m

Speaker

Nathan Shankman (Stony Brook University)

Description

Nuclear physics pertains to the understanding of the structure and dynamics of the nuclei of atoms, accounting for almost all of the visible matter in the universe. The future Electron-Ion Collider (EIC) will play a crucial role in discovering new laws of Nuclear Physics. A pivotal aspect of the EIC is exceptional particle identification (PID). Identifying charged hadrons in their final state can be done with special types of Cherenkov Detectors. One type of detector utilizes the Detection of Internally Reflected Cherenkov radiation (DIRC) phenomena. Able to provide precise PID separation up to relatively high momentum, DIRC radiators, made of synthetic fused silica, produce Cherenkov radiation when hit by high energy electromagnetically charged particles. The Cherenkov photons make their way to an electronic readout on one end of the radiator via internal reflection where their trajectories can be analyzed for PID. We are in the process of constructing a cosmic ray telescope (CRT) to utilize high energy muons from cosmic rays to test DIRC radiators. These types of radiators will be used for the high-performance DIRC (hpDIRC) to be used in the ePIC detector in the future EIC. Lots of labor was used for certain parts of the CRT, specifically the construction of a dark box for the DIRC radiators. The CRT construction and implementation of all of its components are planned to be completed before 2025.

Primary author

Nathan Shankman (Stony Brook University)

Presentation materials