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19932026
most citedExperimental boson sampling in arbitrary integrated photonic circuits

666 citations

Showing 2010 · quant-phShow all

5 papers · 2 filters

quant-ph2010★ 71 cited

Long-range quantum discord in critical spin systems

J. Maziero, L. C. Céleri, R. M. Serra +1

We show that quantum correlations as quantified by quantum discord can characterize quantum phase transitions by exhibiting nontrivial long-range decay as a function of distance in…

quant-ph2010★ 35 cited

Fractional topological phase for entangled qudits

L. E. Oxman, A. Z. Khoury

We investigate the topological structure of entangled qudits under unitary local operations. Different sectors are identified in the evolution, and their geometrical and topologica…

quant-ph2010★ 40 cited

Comment on the paper "Random Quantum Circuits are Approximate 2-designs"

Igor Tuche Diniz, Daniel Jonathan

In [A.W. Harrow and R.A. Low, Commun. Math. Phys. 291, 257-302 (2009)], it was shown that a quantum circuit composed of random 2-qubit gates converges to an approximate quantum 2-d…

quant-ph2010★ 17 cited

Closed timelike curves in measurement-based quantum computation

Raphael Dias da Silva, Ernesto F. Galvao, Elham Kashefi

Many results have been recently obtained regarding the power of hypothetical closed time-like curves (CTCs) in quantum computation. Here we show that the one-way model of measureme…

quant-ph2010★ 229 cited

Quantum and classical thermal correlations in the XY spin-1/2 chain

J. Maziero, H. C. Guzman, L. C. Celeri +2

We investigate pairwise quantum correlation as measured by the quantum discord as well as its classical counterpart in the thermodynamic limit of anisotropic XY spin-1/2 chains in…