Publications (12)
Cosmic-Ray Proton and Helium Spectra from the First CREAM Flight
Y. S. Yoon, H. S. Ahn, P. S. Allison +31
Cosmic-ray proton and helium spectra have been measured with the balloon-borne Cosmic Ray Energetics And Mass experiment flown for 42 days in Antarctica in the 2004-2005 austral su…
Energy cross-calibration from the first CREAM flight: transition radiation detector versus calorimeter
P. Maestro, H. S. Ahn, P. S. Allison +35
The Cosmic Ray Energetics And Mass (CREAM) balloon experiment had two successful flights in 2004/05 and 2005/06. It was designed to perform energy measurements from a few GeV up to…
Elemental energy spectra of cosmic rays measured by CREAM-II
P. Maestro, H. S. Ahn, P. Allison +30
We present new measurements of the energy spectra of cosmic-ray (CR) nuclei from the second flight of the balloon-borne experiment CREAM (Cosmic Ray Energetics And Mass). The instr…
Measurements of cosmic-ray energy spectra with the 2nd CREAM flight
P. Maestro, H. S. Ahn, P. Allison +30
During its second Antarctic flight, the CREAM (Cosmic Ray Energetics And Mass) balloon experiment collected data for 28 days, measuring the charge and the energy of cosmic rays (CR…
Elemental Spectra from the CREAM-I Flight
H. S. Ahn, P. Allison, M. G. Bagliesi +32
The Cosmic Ray Energetics And Mass (CREAM) is a balloon-borne experiment designed to measure the composition and energy spectra of cosmic rays of charge Z = 1 to 26 up to an energy…
Measurements of cosmic-ray secondary nuclei at high energies with the first flight of the CREAM balloon-borne experiment
H. S. Ahn, P. S. Allison, M. G. Bagliesi +34
We present new measurements of heavy cosmic-ray nuclei at high energies per- formed during the first flight of the balloon-borne cosmic-ray experiment CREAM (Cosmic-Ray Energetics…
Beam test calibration of the balloon-borne imaging calorimeter for the CREAM experiment
P. S. Marrocchesi, H. S. Ahn, M. G. Bagliesi +22
CREAM (Cosmic Ray Energetics And Mass) is a multi-flight balloon mission designed to collect direct data on the elemental composition and individual energy spectra of cosmic rays.…
Energy spectra of cosmic-ray nuclei at high energies
H. S. Ahn, P. Allison, M. G. Bagliesi +30
We present new measurements of the energy spectra of cosmic-ray (CR) nuclei from the second flight of the balloon-borne experiment Cosmic Ray Energetics And Mass (CREAM). The instr…
Beam test calibration of the balloon-borne imaging calorimeter for the CREAM experiment
P. S. Marrocchesi, H. S. Ahn, M. G. Bagliesi +22
CREAM (Cosmic Ray Energetics And Mass) is a multi-flight balloon mission designed to collect direct data on the elemental composition and individual energy spectra of cosmic rays.…
Calibration of the CREAM-I calorimeter
Y. S. Yoon, H. S. Ahn, M. G. Bagliesi +19
The Cosmic Ray Energetics And Mass (CREAM) calorimeter is designed to measure the spectra of cosmic-ray particles over the energy range from ~10^11 eV to ~10^15 eV. Its first fligh…
Discrepant hardening observed in cosmic-ray elemental spectra
H. S. Ahn, P. Allison, M. G. Bagliesi +29
The balloon-borne Cosmic Ray Energetics And Mass (CREAM) experiment launched five times from Antarctica has achieved a cumulative flight duration of about 156 days above 99.5% of t…
Performance of the CREAM calorimeter in accelerator beam test
Y. S. Yoon, H. S. Ahn, M. G. Bagliesi +24
The CREAM calorimeter, designed to measure the spectra of cosmic-ray nuclei from under 1 TeV to 1000 TeV, is a 20 radiation length (X0) deep sampling calorimeter. The calorimeter i…