The performance of LHCf detector

K. Kawade*, O. Adriani, L. Bonechi, M. Bongi, G. Castellini, R. D'Alessandro, A. Faus, M. Grandi, M. Haguenauer, Y. Itow, K. Kasahara, D. Macina, T. Mase, K. Masuda, Y. Matsubara, H. Menjo, G. Mitsuka, Y. Muraki, M. Nakai, P. PapiniA. L. Perrot, S. Ricciarini, T. Sako, Y. Shimizu, K. Taki, T. Tamura, Shoji Torii, A. Tricomi, W. C. Turner, J. Velasco, A. Viciani, K. Yoshida

*この研究の対応する著者

    研究成果: Conference contribution

    抄録

    In cosmic ray physics, the uncertainty of the hadron interaction model causes systematic errors of air shower simulations in high-energy region. To solve the problem, the LHCf experiment measures energies and transverse momenta of neutral particles emitted in the forward region of 14TeV p-p collision at CERN LHC. Two LHCf detectors, consisting of sampling and imaging calorimeters, are installed at zero degree collision angle at ± 140m from the interaction point 1 (IP1). The energy resolution is confirmed as to be <5% and the position resolution <0.2mm for gamma-rays with energies from 100GeV to 200GeV by test beam results at the CERN SPS. Use of the Front Counter reduces the beam-gas background by a factor 50.

    本文言語English
    ホスト出版物のタイトルAIP Conference Proceedings
    ページ352-354
    ページ数3
    1238
    DOI
    出版ステータスPublished - 2010
    イベント7th Tours Symposium on Nuclear Physics and Astrophysics - Kobe
    継続期間: 2009 11月 162009 11月 20

    Other

    Other7th Tours Symposium on Nuclear Physics and Astrophysics
    CityKobe
    Period09/11/1609/11/20

    ASJC Scopus subject areas

    • 物理学および天文学(全般)

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