activity
19972025
most citedObservation of an anomalous positron abundance in the cosmic radiation

2.2k citations · 2.8k across the 15 of their papers we have counts for

collaborators

15 papers

astro-ph.HE2025★ 1 cited

Precision spectral measurements of Chromium and Titanium from 10 to 250 GeV and sub-Iron to Iron ratio with the Calorimetric Electron Telescope on the ISS

O. Adriani, Y. Akaike, K. Asano +77

The Calorimetric Electron Telescope (CALET), in operation on the International Space Station since 2015, collected a large sample of cosmic-ray (CR) iron and sub-iron events over a…

astro-ph.IM2015★ 11 cited

A separation of electrons and protons in the GAMMA-400 gamma-ray telescope

A. A. Leonov, A. M. Galper, V. Bonvicini +63

The GAMMA-400 gamma-ray telescope is intended to measure the fluxes of gamma rays and cosmic-ray electrons and positrons in the energy range from 100 MeV to several TeV. Such measu…

astro-ph.SR2015★ 44 cited

PAMELA's Measurements of Magnetospheric Effects on High Energy Solar Particles

O. Adriani, G. C. Barbarino, G. A. Bazilevskaya +64

The nature of particle acceleration at the Sun, whether through flare reconnection processes or through shocks driven by coronal mass ejections (CMEs), is still under scrutiny desp…

physics.ins-det2014★ 9 cited

The GAMMA-400 space observatory: status and perspectives

A. M. Galper, V. Bonvicini, N. P. Topchiev +64

The present design of the new space observatory GAMMA-400 is presented in this paper. The instrument has been designed for the optimal detection of gamma rays in a broad energy ran…

astro-ph.IM2013★ 9 cited

The Space-Based Gamma-Ray Telescope GAMMA-400 and Its Scientific Goals

A. M. Galper, O. Adriani, R. L. Aptekar +46

The design of the new space-based gamma-ray telescope GAMMA-400 is presented. GAMMA-400 is optimized for the energy 100 GeV with the best parameters: the angular resolution ~0.01 d…

astro-ph.HE2011★ 81 cited

The discovery of geomagnetically trapped cosmic ray antiprotons

O. Adriani, G. C. Barbarino, G. A. Bazilevskaya +61

The existence of a significant flux of antiprotons confined to Earth's magnetosphere has been considered in several theoretical works. These antiparticles are produced in nuclear i…