activity
19982025
most citedExtension of the Cosmic-Ray Energy Spectrum Beyond the Predicted Greisen-Zatsepin-Kuz'min Cutoff

674 citations · 4.1k across the 37 of their papers we have counts for

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6 papers · 1 filter

astro-ph2003★ 28 cited

Signatures of Ultra-High Energy Cosmic Ray Composition from Propagation of Nuclei in Intergalactic Photon Fields

Tokonatsu Yamamoto, Keiichi Mase, Masahiro Takeda +2

We present a calculation of nuclei propagation with energies above 1 EeV in the intergalactic photon field. The calculation is based on a Monte Carlo approach for the nucleus-photo…

astro-ph2002★ 369 cited

Energy determination in the Akeno Giant Air Shower Array experiment

M. Takeda, N. Sakaki, K. Honda +29

Using data from more than ten-years of observations with the Akeno Giant Air Shower Array (AGASA), we published a result that the energy spectrum of ultra-high energy cosmic rays e…

astro-ph1999★ 176 cited

The Anisotropy of Cosmic Ray Arrival Direction around 10^18eV

N. Hayashida, K. Honda, N. Inoue +29

Anisotropy in the arrival directions of cosmic rays around 10^{18}eV is studied using data from the Akeno 20 km^2 array and the Akeno Giant Air Shower Array (AGASA), using a total…

astro-ph1999★ 419 cited

Small-scale anisotropy of cosmic rays above 10^19eV observed with the Akeno Giant Air Shower Array

M. Takeda, N. Hayashida, K. Honda +25

With the Akeno Giant Air Shower Array (AGASA), 581 cosmic rays above 10^19eV, 47 above 4 x 10^19eV, and 7 above 10^20eV are observed until August 1998. Arrival direction distributi…

astro-ph1998★ 674 cited

Extension of the Cosmic-Ray Energy Spectrum Beyond the Predicted Greisen-Zatsepin-Kuz'min Cutoff

M. Takeda, N. Hayashida, K. Honda +25

The cosmic-ray energy spectrum above 10^{18.5} eV is reported using the updated data set of the Akeno Giant Air Shower Array (AGASA) from February 1990 to October 1997. The energy…

astro-ph1998★ 176 cited

The Anisotropy of Cosmic Ray Arrival Directions around 10eV

AGASA Collaboration, N. Hayashida, K. Honda +26

Anisotropy in the arrival directions of cosmic rays with energies above 10eV is studied using data from the Akeno 20 km array and the Akeno Giant Air Shower Array (AGASA…