3 papers
quant-ph2002
The four-qubit singlet state and decoherence-free subspaces
Adan Cabello
This paper has been withdrawn by the author.
quant-ph2000
Multiparty key distribution and secret sharing based on entanglement swapping
Adan Cabello
A general proof of the security against eavesdropping of a previously introduced protocol for two-party quantum key distribution based on entanglement swapping [Phys. Rev. A {\bf 6…
quant-ph1999
Comment on "Non-contextual hidden variables and physical measurements"
Adan Cabello
Kent's conclusion that ``non-contextual hidden variable theories cannot be excluded by theoretical arguments of the Kochen-Specker type once the imprecision in real world experimen…