Low-energy antiproton interaction with helium
- 1 November 1997
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review A
- Vol. 56 (5) , 3553-3558
- https://doi.org/10.1103/physreva.56.3553
Abstract
An ab initio potential for the interaction of the neutral helium atom with antiprotons and protons is calculated using the Born-Oppenheimer approximation. Using this potential, the annihilation cross section for antiprotons in the energy range 0.01 eV to 1 eV is calculated.
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