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  1. No Access

    Article

    The System of Anticoincidence Detectors of Space-Based Gamma-Ray Telescope GAMMA-400: The Characteristics Obtained Using Positron Beam of Synchrotron S-25R “PAKHRA” of the Lebedev Physical Institute, Russian Academy of Sciences

    The space-based gamma-ray telescope must effectively separate photons from charged particles of instrumental background and cosmic rays. It requires that the anticoincidence system of the telescope must have h...

    A. I. Arkhangelskiy, A. M. Galper… in Bulletin of the Russian Academy of Science… (2023)

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    Article

    Proton Rejection in the Measurements of High Energy Electrons and Positrons Detected from Lateral Aperture of the GAMMA-400 Gamma-Ray Telescope

    The space observatory GAMMA-400 is processed currently in accordance with the Federal Space Program of the Russian Federation for 2016–2025. The observatory includes a gamma-ray telescope for experimental stud...

    A. A. Leonov, A. M. Galper, N. P. Topchiev… in Bulletin of the Russian Academy of Science… (2023)

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    Article

    A System for Generating the Trigger Signals of the Spaceborne GAMMA-400 Telescope

    The GAMMA-400 space project is one of the new generation of space observatories designed to search for signs of dark matter in the cosmic gamma emission, and to measure the characteristics of diffuse gamma-ray...

    A. I. Arkhangelskiy, A. M. Galper… in Bulletin of the Russian Academy of Science… (2019)

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    Article

    The Future Space-Based GAMMA-400 Gamma-Ray Telescope for Studying Gamma and Cosmic Rays

    The future space-based γ-ray telescope GAMMA-400 will be installed on the Navigator platform of the Russian astrophysical observatory. A highly elliptical orbit will allow prolonged (~100 days) continuous obse...

    N. P. Topchiev, A. M. Galper… in Bulletin of the Russian Academy of Science… (2019)

  5. No Access

    Article

    The GAMMA-400 experiment: Status and prospects

    The development of the GAMMA-400 γ-ray telescope continues. The GAMMA-400 is designed to measure fluxes of γ-rays and the electron-positron cosmic-ray component possibly associated with annihilation or decay o...

    N. P. Topchiev, A. M. Galper, V. Bonvicini… in Bulletin of the Russian Academy of Science… (2015)

  6. No Access

    Article

    Characteristics of the GAMMA-400 gamma-ray telescope for searching for dark matter signatures

    The GAMMA-400 gamma-ray telescope currently under development is designed to measure fluxes of gamma rays and electron-positron cosmic-ray components, which could be associated with the annihilation or decay o...

    A. M. Galper, O. Adriani, R. L. Aptekar… in Bulletin of the Russian Academy of Science… (2013)

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    Article

    Scientific tasks and present status of the GAMMA-400 project

    The GAMMA-400 telescope is designed to investigate discrete high-energy gamma-ray sources in the energy range of 0.1–3000 GeV, to measure the energy spectra of galactic and extragalactic diffuse gammaray emiss...

    A. M. Galper, N. P. Topchiev, R. L. Aptekar… in Bulletin of the Russian Academy of Science… (2011)

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    Article

    Advanced GAMMA-400 γ-ray telescope for recording cosmic γ rays with energies up to 3 TeV

    The results of calculation and measurements performed on prototypes of the calorimeter, time-of-flight, and coordinate systems of the advanced GAMMA-400 γ-ray telescope, designed for studying diffuse cosmic γ ...

    V. L. Ginzburg, V. A. Kaplin, M. Ph. Runtso… in Bulletin of the Russian Academy of Science… (2009)