c o h e r e n c e *

xQIT MIT|RLE The Keck Foundation Center for Extre...

2007-03-14T21:29:00Z

xQIT MIT|RLE The Keck Foundation Center for Extreme Quantum Information Theory has been established at RLE under directive to investigate the fundamental limitations to quantum computing, communications, sensing and control. Seth Lloyd and Jef...

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Entangled Quantum Networks ICFO|ICREA|Max-Planck I...

2007-02-27T22:42:00Z

Entangled Quantum Networks ICFO|ICREA|Max-Planck Institute In Nature Physics advance publication 10.1038/nphys549, Acin et al. draw upon the classical percolation methods of statistical mechanics to optimize entanglement distribution through qua...

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Entanglement engineering for quantum metrology I...

2007-02-21T21:48:00Z

Entanglement engineering for quantum metrology Innsbruck Entanglement-assisted metrology has previously been demonstrated to enhance measurement sensitivity and improve fidelity in noisy conditions. In a quant-ph update to Nature 443 (316), R...

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∂-wave throws down the gauntlet Vancouver Pendi...

2007-02-09T22:37:00Z

∂-wave throws down the gauntlet Vancouver Pending third-party referee, peer review or independent verification, D-Wave's press release has been received with expected enthusiasm in the mainstream press and restrained skepticism in the scienti...

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Nondemolition measurement. a) Schematic represent...

2007-01-24T22:48:00Z

Nondemolition measurement. a) Schematic representation of the qubit excitation pulse (top) and readout pulse (bottom) sequence; b) Probability to detect the oscillator in state h for qubit states; c) Measurement of Rabi oscillations; d) Paramet...

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High-speed linear optics quantum computing using a...

2007-01-22T20:25:00Z

High-speed linear optics quantum computing using active feed-forward measurement Vienna In Nature 445, 65-69 and concurrent press summary, Zeilinger's group reports experimental demonstration of feedforward error correction via one-way, highly-e...

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High-speed linear optics quantum computing using a...

2007-01-22T20:25:00Z

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Quantum Transport in Carbon Nanotubes » links – Co...

2007-01-21T20:30:00Z

Quantum Transport in Carbon Nanotubes » links – Condensed matter physics weblog metadatta appended to links. Recent post topics include the Wolf Prize announcement in spintronics and single-quantum dot nanowire light-emitting diodes.

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Proton Tunneling in Molecular Biophysics Renssela...

2007-01-19T23:11:00Z

Proton Tunneling in Molecular Biophysics Rensselaer RPI researchers have employed the SCOREC supercomputing cluster to conduct advanced modeling of protein folding dynamics which incorporates quantum mechanical effects to study the influence of...

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Measurement-based Quantum Computing with Supercond...

2007-01-19T01:02:00Z

Measurement-based Quantum Computing with Superconducting Charge Qubits RIKEN Wang, You and Nori report on measurement-based preparation of superconducting cluster states. "The measurement of the current of a few parallel Josephson-junction qubits...

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