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    A state-of-the-art particle detector installed on the International Space Station.

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    Latest Physics Topic

    Ironing Out Cosmic Rays

    A spectrometer on the International Space Station has measured the energy spectrum of iron—the heaviest cosmic-ray element characterized to date.

    A spectrometer on the International Space Station has measured the energy spectrum of iron—the heaviest cosmic-ray element characterized to date.

    …
    • Physics

      • Ironing Out Cosmic Rays

      • Primary Neon, Magnesium, and Silicon Fluxes

      • Properties of Helium Isotopes

      • Origin of Cosmic-Ray Positrons

      • Origin of Cosmic-Ray Electrons

      • Boron to Carbon Flux Ratio

      • Identical Rigidity Dependence of He, C and O

      • New Properties of Secondary Cosmic Rays Li, Be and B

      • Nitrogen and its Primary and Secondary Components

      • Fine Time Structures in the Cosmic Proton and Helium

      • Complex Time Structures in Cosmic-Ray Electron and Positron Fluxes

    • Publications

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    • Advances in the Data Analysis

      • Tracker: Charge Sign Identification

      • Tracker: Coordinate Measurement

      • Tracker: Absolute Rigidity Scale and Alignment

      • Tracker: Track Finding Efficiency

      • Tracker: Rigidity Resolution at Low Rigidities

      • Tracker: Charge Resolution

      • ECAL: New Reconstruction Method

      • ECAL: Energy Reconstruction

      • ECAL: Proton Rejection

      • Measurements of Nuclei Cross Sections with cosmic rays

  • News & Events

    Media Reports:

    • NASA reaches limits of space station utilization as a laboratory
      February 2, 2023
      (WRAL News)
    • Save the International Space Station
      August 16, 2022
      (The Wall Street Journal)
    • Filming 'Among the Stars' with Disney Plus meant a 2-year journey for astronaut Chris Cassidy. Here's what he learned.
      October 5, 2021
      (space.com)

    View all media reports

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  1. The AMS Collaboration
  2. Collaborator Directory

Guoming Chen

Institute
IHEP, Institute of High Energy Physics, Chinese Academy of Sciences
University of Chinese Academy of Sciences
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