Juan José Giambiagi Persico, Argentine / Brazilian
theoretical physicist (Buenos Aires 18 January 1924 – Rio de Janeiro 08 January
1996) Regarded as
expert of world renown on quantum field theory Authored
about 90 scientific works ACHIEVEMENTS Developed elimination
divergence method in quantum field theory and in six dimension super symmetry Invented analytical regularization method With C.G. Bollini
& A. Gonzalez Dominguez. Analytic regularization and the divergence of
quantum fields theories. Nuovo Cimento 31:550-61, 1964 Invented dimensional regularization method With C.G.
Bollini. Dimensional Regularization. J. Nuovo Cimento 12 B:20, 1972 Eponym of
Bollini-Giambiagi potential OTHER CONTRIBUTIONS An alternative dimensional reduction prescription. Mod. Phys. Lett A 11(13):1037-45, 1996 With C. G. Bollini & O. Obregon. Criteria to fix the dimensionality corresponding to some higher derivative Lagrangians. Modern Phys. Lett. A 7(7):593-9, 1992 With C.G. Bollini. Lagrangian procedures for higher order field equations (1986) With C.G. Bollini. Relations between effective potentials in different dimensions. Phys. Lett. B 134(6):436-8, 1984
With C.G. Bollini. A differential equation for the self-energy in momentum space. Phys. Lett. 10(2):219-21, 1964 With M. Giambiagi, Segre de Giambiagi & C.G. Bollini. On a SC method for determining bond orders
in alternant hydrocarbons. HONORS
Visiting Researcher, California Institute of Technology (1958) Visiting
Researcher, Centre Europeen pour la Recherche Nucleaire (1976) His brother, Mario Giambiagi Persico, Argentine / Brazilian quantum
chemist (1928 – Rio de Janeiro 08 March 2002) Authored over 60 papers First to define bond indices for multicenter systems With M. Segre de Giambiagi & K.C. Mundim. Definition of a multicenter bond
index. Struct. Chem. 1(5):423-7, 1990 With R. C. Ferreira & M. Segre de Giambiagi. Une approximation pour lês parametres
semi-empiriques conjuguées. J. Chim. Phys. 61:694, 1964 With M. Segre
de Giambiagi presented simple rules for the bond order properties of conjugated
organic molecules having two-fold symmetry (1979) Proposed a MO multicenter bond index as a measure of aromaticity With M. Segre de Giambiagi, C.D.S. Silva & A.P. de
Figueiredo. Multicenter bond indices
as a measure of aromaticity. Phys. Chem. Chem. Phys. 2:3381-92, 2000 With M.S. Giambiagi found an analytical expression relating softness with the experimental molecular polarizability (1993) With M.S. Giambiagi proposed a definition for the number of electrons X involved in a three-center bond, based upon the corresponding two-center bond indices (1994) With C.G. Bollini, M.S. de Giambiagi & A.P. de Figueiredo. Graphical linking of MO multicenter bond index and VB structures. II-5-c rings and 6-c heterocyclic rings. Struct. Chem. 12(2):113-20, 2001 With F. Cernuschi & M.S. de Giambiagi. Application d’un modele d’ordre a courte distance aux electrolytes forts With J.J. Giambiagi, M. Segre de Giambiagi & C.G.
Bollini. On a SC method for
determining bond orders in alternant hydrocarbons. Eponym of Giambiagi bond order |
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