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19932026
most citedThe BABAR Detector

1.4k citations

Showing 2010 · quant-phShow all

7 papers · 2 filters

quant-ph2010★ 8 cited

Entangled Qubits in a non-Gaussian Quantum State

T. Kiesel, W. Vogel, B. Hage +1

We experimentally generate and tomographically characterize a mixed, genuinely non-Gaussian bipartite continuous-variable entangled state. By testing entanglement in 22-dim…

quant-ph2010★ 8 cited

Energy transfer among distant quantum systems in spatially shaped laser fields: Two H atoms with the internuclear separation of 5.29 nm (100 a.u.)

Guennaddi K. Paramonov, Oliver Kühn, Andre D. Bandrauk

The quantum dynamics of two distant H atoms excited by ultrashort and spatially shaped laser pulses is studied by the numerical solution of the non-Born-Oppenheimer time-dependent…

quant-ph2010★ 86 cited

Time-dependent Kohn-Sham approach to quantum electrodynamics

M. Ruggenthaler, F. Mackenroth, D. Bauer

We prove a generalization of the van Leeuwen theorem towards quantum electrodynamics, providing the formal foundations of a time-dependent Kohn-Sham construction for coupled quanti…

quant-ph2010★ 19 cited

Fake violations of the quantum Bell-parameter bound

A. A. Semenov, W. Vogel

Shortcomings of experimental techniques are usually assumed to diminish nonclassical properties of quantum systems. Here it is demonstrated that this standard assumption is not tru…

quant-ph2010★ 71 cited

Convex ordering and quantification of quantumness

J. Sperling, W. Vogel

The characterization of physical systems requires a comprehensive understanding of quantum effects. One aspect is a proper quantification of the strength of such quantum phenomena.…

quant-ph2010★ 76 cited

Nonclassicality filters and quasiprobabilities

T. Kiesel, W. Vogel

Necessary and sufficient conditions for the nonclassicality of bosonic quantum states are formulated by introducing nonclassicality filters and nonclassicality quasiprobability dis…

quant-ph2010★ 13 cited

Entanglement in atomic resonance fluorescence

P. Grünwald, W. Vogel

The resonance fluorescence from regular atomic systems is shown to represent a continuous source of non-Gaussian entangled radiation propagating in two different directions. For a…