Long-lived antiprotonic atom in liquid and solid helium

N. Nishida, H. Daniel, J. Eades, T. von Egidy, F. J. Hartmann, R. S. Hayano, W. Higemoto, J. Hoffmann, T. M. Ito, A. Kawachi, M. Iwasaki, S. N. Nakamura, W. Schmid, I. Sugai, H. Tamura, E. Widmann, T. Yamazaki

Research output: Contribution to journalArticlepeer-review


We have investigated the recently-discovered anomalously long-lived states of antiprotons in liquid and solid helium. The pressure dependence (up to 60 bar) of their lifetimes in liquid 4He and 3He have been measured.

Original languageEnglish
Pages (from-to)557-558
Number of pages2
JournalPhysica B: Physics of Condensed Matter
Issue numberPART 1
Publication statusPublished - 1994 Feb 2
Externally publishedYes

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Electrical and Electronic Engineering


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