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… (More)
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Highly Cited
2005
Highly Cited
2005
A formula for the capacity of a quantum channel for transmitting private classical information is derived. This is shown to be… (More)
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Highly Cited
2003
Highly Cited
2003
The capacity of a classical-quantum channel (or, in other words, the classical capacity of a quantum channel) is considered in… (More)
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Highly Cited
2002
Highly Cited
2002
In this paper we present a simple proof of the strong converse for identification via discrete memoryless quantum channels, based… (More)
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Highly Cited
2000
Highly Cited
2000
We investigate how a classical private key can be used by two players, connected by an insecure one-way quantum channel, to… (More)
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Highly Cited
2000
Highly Cited
2000
We show the equivalence of two different notions of quantum channel capacity: that which uses the entanglement fidelity as its… (More)
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Highly Cited
1998
Highly Cited
1998
It is shown that the capacity of a classical-quantum channel with arbitrary (possibly mixed) states equals the maximum of the… (More)
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Highly Cited
1998
Highly Cited
1998
We present a family of additive quantum error-correcting codes whose capacities exceeds that of quantum random coding (hashing… (More)
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Highly Cited
1997
Highly Cited
1997
Noisy quantum channels may be used in many information carrying applications. We show that different applications may result in… (More)
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Highly Cited
1997
Highly Cited
1997
The quantum analog of the classical erasure channel provides a simple example of a channel whose asymptotic capacity for faithful… (More)
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Highly Cited
1995
Highly Cited
1995
The concept of multiple particle interference is discussed, using insights provided by the classical theory of error correcting… (More)
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