Papers
Covariant Sectors with Infinite Dimension and Positivity of the Energy
Paolo Bertozzini, Roberto Conti, Roberto Longo open access link Commun.Math.Phys.141:471-492,1998Extensions of Conformal Nets and Superselection Structures
Daniele Guido, Roberto Longo, Hans-Werner Wiesbrock open access link Commun.Math.Phys.192:217-244,1998An Analogue of the Kac-Wakimoto Formula and Black Hole Conditional Entropy
Roberto Longo open access link Commun.Math.Phys.186:451-479,1997A Galois Correspondence for Compact Groups of Automorphisms of von Neumann Algebras with a Generalization to Kac Algebras
Masaki Izumi, Roberto Longo, Sorin Popa open access linkJ. Funct. Anal. 155 (1998), 25-63