N-qubit states as points on the Bloch sphere
- Autori: Makela, H.; Messina, A.
- Anno di pubblicazione: 2010
- Tipologia: Articolo in rivista (Articolo in rivista)
- Parole Chiave: entanglement, density matrix
- OA Link: http://hdl.handle.net/10447/53688
We show how the Majorana representation can be used to express the pure states of an N-qubit system as points on the Bloch sphere. We compare this geometrical representation of N-qubit states with an alternative one, proposed recently by the present authors.