2 papers
quant-ph2006
State Tomography: Hidden Differences
R. B. A. Adamson, L. K. Shalm, M. W. Mitchell +1
We address the problem of completely characterizing multi-particle states including loss of information to unobserved degrees of freedom. In systems where non-classical interferenc…
quant-ph2005
Quantum nonlocality obtained from local states by entanglement purification
P. Walther, K. J. Resch, C. Brukner +3
We have applied an entanglement purification protocol to produce a single entangled pair of photons capable of violating a CHSH Bell inequality from two pairs that individually cou…