TY - JOUR AU - Muñoz, A. AU - Klimov, Andrei B. AU - Grassl, M. AU - Sánchez Soto, Luis Lorenzo PY - 2018 DO - 10.1007/s11128-018-2045-0 SN - 1570-0755 UR - https://hdl.handle.net/20.500.14352/12292 T2 - Quantum information processing AB - We discuss the tomography of N-qubit states using collective measurements. The method is exact for symmetric states, whereas for not completely symmetric states the information accessible can be arranged as a mixture of irreducible SU(2) blocks. For... LA - eng PB - Springer KW - Finite-dimensional spaces KW - Discrete coherent states KW - Quantum KW - Entanglement KW - System TI - Tomography from collective measurements TY - journal article VL - 17 ER -