Publisher
Springer Science and Business Media LLC
Subject
Astronomy and Astrophysics,Nuclear and High Energy Physics,Atomic and Molecular Physics, and Optics
Reference4 articles.
1. R. P. Feynmann:Phys. Rev.,74, 939 (1948);74, 1430 (1948);76, 749 (1949);76, 769 (1949).
2. G. Wataghin:Zeits. Phys.,88, 92 (1934);Phys. Rev.,56, 1245 (1939);Acad. Bras. Ciencias, S. 129 (1943).
3. Cfr.Feynman:Phys. Rev.,76, 749, formula (31) e76, 769, formula (10).
4. Usiamo i simboli diW. Heitler:Quantum Theory of Radiation (Oxford University Press, 1944).