References
P. A. M. Dirac:Proc. Roy. Soc., A133, 60 (1931);Phys. Rev.,74, 817 (1948).
An extensive bibliography on the subject can be found in the paper byBradner andIsbell and in the paper byAmaldi et al., see footnote (5).
S. Mandelstam:Quantum Electrodynamics without Potentials, preprint.
Different experiments made up to now seem to exclude the existence of monopoles of massM ⩽ 2.5 GeV:H. Bradner andW. M. Isbell:Phys. Rev.,114, 603 (1959);M. Fidecaro, G. Finocchiaro andG. Giacomelli:Nuovo Cimento,22, 657 (1961);E. Amaldi, G. Baroni, H. Bradner, H. G. De Carvalho, L. Hoffmann, A. Manfredini andG. Vanderhaeghe:1961 Conference on Elementary Particles at Aix-en-Provence, vol.1 (Salcay, 1962), p. 155. CERN Report, to be published.
Equation (12) can be derived directly from eq. (10), as shown in (4).
N. F. Ramsey:Phys. Rev.,109, 225 (1958).
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Cabibbo, N., Ferrari, E. Quantum electrodynamics with dirac monopoles. Nuovo Cim 23, 1147–1154 (1962). https://doi.org/10.1007/BF02731275
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DOI: https://doi.org/10.1007/BF02731275