Astronomy Letters

, Volume 35, Issue 5, pp 338–342 | Cite as

Energy dependence of Ti/Fe ratio in the Galactic cosmic rays measured by the ATIC-2 experiment

  • V. I. Zatsepin
  • A. D. Panov
  • N. V. Sokolskaya
  • J. H. AdamsJr.
  • H. S. Ahn
  • G. L. Bashindzhagyan
  • J. Chang
  • M. Christl
  • A. R. Fazely
  • T. G. Guzik
  • J. B. Isbert
  • K. C. Kim
  • E. N. Kouznetsov
  • M. Panasyuk
  • E. S. Seo
  • J. Watts
  • J. P. Wefel
  • J. Wu
Article

Abstract

Titanium is a rare, secondary nucleus among Galactic cosmic rays. Using the Silicon matrix in the ATIC experiment, Titanium has been separated. The energy dependence of the Ti to Fe flux ratio in the energy region from 5 GeV per nucleon to about 500 GeV per nucleon is presented.

Key words

cosmic rays cosmic ray propagation 

PACS numbers

98.70.Sa 

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Copyright information

© Pleiades Publishing, Ltd. 2009

Authors and Affiliations

  • V. I. Zatsepin
    • 1
  • A. D. Panov
    • 1
  • N. V. Sokolskaya
    • 1
  • J. H. AdamsJr.
    • 2
  • H. S. Ahn
    • 3
  • G. L. Bashindzhagyan
    • 1
  • J. Chang
    • 4
  • M. Christl
    • 2
  • A. R. Fazely
    • 5
  • T. G. Guzik
    • 6
  • J. B. Isbert
    • 6
  • K. C. Kim
    • 3
  • E. N. Kouznetsov
    • 2
  • M. Panasyuk
    • 1
  • E. S. Seo
    • 3
  • J. Watts
    • 2
  • J. P. Wefel
    • 6
  • J. Wu
    • 3
  1. 1.Skobeltsyn Institute of Nuclear PhysicsMoscow State UniversityMoscowRussia
  2. 2.NASA Marshall Space Flight CenterHuntsvilleUSA
  3. 3.University of MarylandCollege ParkUSA
  4. 4.Purple Mountain ObservatoryNanjingP.R. China
  5. 5.Southern UniversityBaton RougeUSA
  6. 6.Louisiana State UniversityBaton RougeUSA

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