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4 p, 102.1 KB Aligning reference frames with quantum states / Bagán Capella, Emili (Universitat Autònoma de Barcelona. Departament de Física) ; Baig i Aleu, Marià, 1955- (Universitat Autònoma de Barcelona. Departament de Física) ; Muñoz Tapia, Ramon (Universitat Autònoma de Barcelona. Departament de Física) ; American Physical Society
We analyze the problem of sending, in a single transmission, the information required to specify an orthogonal trihedron or reference frame through a quantum channel made out of N elementary spins. We analytically obtain the optimal strategy, i. [...]
2001 - 10.1103/PhysRevLett.87.257903
Physical review letters, Vol. 87, Issue 25 (November 2001) , p. 257903  

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