Reaction cross-sections for stable nuclei and nucleon density distribution of proton drip-line nucleus 8B

  • M. Takechi
  • , M. Fukuda
  • , M. Mihara
  • , T. Chinda
  • , T. Matsumasa
  • , H. Matsubara
  • , Y. Nakashima
  • , K. Matsuta
  • , T. Minamisono
  • , R. Koyama
  • , W. Shinosaki
  • , M. Takahashi
  • , A. Takizawa
  • , T. Ohtsubo
  • , T. Suzuki
  • , T. Izumikawa
  • , S. Momota
  • , K. Tanaka
  • , T. Suda
  • , M. Sasaki
  • S. Sato, A. Kitagawa

Research output: Contribution to journalArticlepeer-review

Abstract

The optical limit of the Glauber theory with zero-range approximation, which is successfully used at high energies to connect the nucleon density distribution with reaction cross-sections (σR), gives somewhat smaller values of σR by 10-20% at intermediate energies. We have precisely measured the σR for 12C on Be, C, and Al at 30A-200AMeV, and for 9Be on Be at 70A-100AMeV to investigate the enhancement of σR compared to the optical-limit calculation. From the enhancements, we deduced the nucleon-nucleon range as a function of energies. We deduced the density distribution of 8B analyzing the known experimental σR for 8B with an enhancement correction or with the finite range effect as a test.

Original languageEnglish
Pages (from-to)217-219
Number of pages3
JournalEuropean Physical Journal A
Volume25
Issue numberSUPPL. 1
DOIs
Publication statusPublished - 09-2005
Externally publishedYes

All Science Journal Classification (ASJC) codes

  • Nuclear and High Energy Physics

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