摘要We present the results for resonances in positron--He scattering at low impact energy (19.3--24.0eV) by using the momentum space coupled-channel optical (CCO) method. The S-partial wave resonance at 20.16eV is found for the first time.
Abstract：We present the results for resonances in positron--He scattering at low impact energy (19.3--24.0eV) by using the momentum space coupled-channel optical (CCO) method. The S-partial wave resonance at 20.16eV is found for the first time.
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2007, Vol. 24 
