Precise nonvariational calculation of the two-photon annihilation rate of the positronium negative ion
Krivec, R., Stefan, J., Haftel, M. I., Mandelzweig, V. B.Volume:
47
Language:
english
Journal:
Physical Review A
DOI:
10.1103/PhysRevA.47.911
Date:
February, 1993
File:
PDF, 282 KB
english, 1993