V.K. Dobrev
Group-Theoretical Classification of BPS and Possibly Protected States in D=4 Conformal Supersymmetry
Preprint series: ESI preprints

MSC:

22E47 Representations of Lie and real algebraic groups: algebraic methods (Verma modules, etc.), See also {17B35}

81T40 Two-dimensional field theories, conformal field theories, etc.

81T60 Supersymmetric field theories

PACS: 11.25.Hf,11.30.Pb,02.20.Q
Abstract: We use earlier results on the classification of the positive
energy unitary irreducible representations of the N-extended D=4
conformal superalgebras su(2,2/N). These results are applied to the
reduction of supersymmetries and to the classification of BPS and
possibly protected states.


Keywords: BPS states, conformal theory, supersymmetry, AdS/CFT, representation theory