Efficiency of maximum-likelihood reconstruction of quantum states

Authors
Hradil, Z Rehacek, J
Citation
Z. Hradil et J. Rehacek, Efficiency of maximum-likelihood reconstruction of quantum states, FORTSCHR PH, 49(10-11), 2001, pp. 1083-1088
Citations number
8
Categorie Soggetti
Physics
Journal title
FORTSCHRITTE DER PHYSIK-PROGRESS OF PHYSICS
ISSN journal
00158208 → ACNP
Volume
49
Issue
10-11
Year of publication
2001
Pages
1083 - 1088
Database
ISI
SICI code
0015-8208(2001)49:10-11<1083:EOMROQ>2.0.ZU;2-O
Abstract
We investigate the relative merits of techniques for recovery of density ma trices of two qubits from experimental data. Our results are applied to mea sure the states of photons produced in down-conversion experiments.