Πλοήγηση ανά Συγγραφέα "Magnoli, N."
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Article
Generation of mass hierarchies and gravitational instanton-induced supersymmetry breaking
Konishi, K.; Magnoli, N.; Panagopoulos, Haralambos G. (1989)Consequences of supersymmetry breaking by gravitational instantons are studied in the context of N = 1 supergravity models. In particular, models containing an additional term, proportional to the Euler characteristics ...
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Article
Spontaneous breaking of local supersymmetry by gravitational instantons
Konishi, K.; Magnoli, N.; Panagopoulos, Haralambos G. (1988)We study the gravitino condensate 〈(DμΨν - DμΨν)(DμΨν - DνΨμ)〉 in the one-loop approximation around a nontrivial background metric. It turns out that, among the known regular solutions of the euclidean Einstein equations, ...