Simulation of the time-projection chamber with triple GEMs for the LAMPS at RAON

Genie Jhang, Jung Woo Lee, Byul Moon, Byungsik Hong, Jung Keun Ahn, Jong Won Lee, Kyong Sei Lee, Young Jin Kim, Hyo Sang Lee

    Research output: Contribution to journalArticlepeer-review

    4 Citations (Scopus)

    Abstract

    The time-projection chamber (TPC) with triple gas-electron multipliers (GEMs) is designed for the large-acceptance multipurpose spectrometer (LAMPS) at the new radioactive ion-beam facility RAON, a pure Korean term for the accelerator complex, in Korea. The simulation environment has been set up to test the performance of the designed chamber, and the software package for analysis has been developed. Particle identification has been demonstrated to be possible up to 2 GeV/c in momentum for particles with the charge number 1 and 2 by using the simulated heavy-ion events. The transverse-momentum resolutions are expected to be about 2% for protons and about 1.3% for pions in the relatively high-momentum region. The total reconstruction efficiencies are estimated to be about 90 and 80% for charged pions and protons, respectively.

    Original languageEnglish
    Pages (from-to)645-652
    Number of pages8
    JournalJournal of the Korean Physical Society
    Volume68
    Issue number5
    DOIs
    Publication statusPublished - 2016 Mar 1

    Bibliographical note

    Publisher Copyright:
    © 2016, The Korean Physical Society.

    Keywords

    • Gas-electron multiplier
    • LAMPS
    • RAON
    • Simulation
    • Time-projection chamber

    ASJC Scopus subject areas

    • General Physics and Astronomy

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