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Phys. Rev. A 67, 032507 (2003) [4 pages]

Search for long-lived states in antiprotonic lithium

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J. Révai
Research Institute for Particle and Nuclear Physics, P.O.B. 49, H-1525 Budapest, Hungary

V. B. Belyaev
Bogolyubov Laboratory of Theoretical Physics, Joint Institute for Nuclear Research, 141980 Dubna, Russia

Received 30 August 2002; published 21 March 2003

The spectrum of the (Li3++p̅ +2e) four-body system was calculated in an adiabatic approach. The two-electron energies were approximated by a sum of two single-electron effective charge two-center energies as suggested by J. S. Briggs, P. T. Greenland, and E. A. Solov’ev [J. Phys. B. 32, 197 (1999)]. While the structure of the spectrum does not exclude the existence of long-lived states, their experimental observability is still to be clarified.

© 2003 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevA.67.032507
DOI:
10.1103/PhysRevA.67.032507
PACS:
36.10.-k