Quantum channel

Known as: Completely positive trace-preserving, Noisy qubit channel, Quantum communication channel

In quantum information theory, a quantum channel is a communication channel which can transmit quantum information, as well as classical information…

Papers overview

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2014

Observing nonlinear optical quantum effects or implementing quantum information protocols using nonlinear optics requires moving…

2013

In this paper we consider an application of the recently proposed quantum hashing technique for computing Boolean functions in…

2012

A strong direct product theorem for a problem in a given model of computation states that, in order to compute k instances of the…

2009

While the phase of a coherent light field can be precisely known, the phase of the individual photons that create this field…

2006

We propose a scheme for continuous-variable quantum cloning of coherent states with phase-conjugate input modes using linear…

2005

We discuss a simplified scheme to teleport a state from one mode to another of the same bimodal cavity, with these two modes…

2004

Keeping in mind the ubiquitous standard optical fiber for long‐distance transmission and the widespread availability of efficient…

1999

An approach to the solution of NP-complete problems based on quantum computing and chaotic dynamics is proposed. We consider the…

1994

Abstract We provide a theoretical analysis of a quantum interferometric method in quantum cryptography based on the non-local…

1977

A mathematical formulation of the notion of an idealized continuous time quantum-mechanical communication system is given, using…