# Quantum cloning

## Papers overview

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2008

2008

- 2008

Quantum cloning machines for equatorial qubits are studied. For 1 to 2 phase-covariant quantum cloning machine, using Hilbert… (More)

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Review

2005

Review

2005

- 2005

1 2 FULL ABSTRACT After a brief introduction to the quantum no-cloning theorem and its link with the linearity and causality of… (More)

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2005

2005

- 2005

The possibility of cloning a d-dimensional quantum system without an ancilla is explored, extending on the economical phase… (More)

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2002

2002

- Science
- 2002

Although perfect copying of unknown quantum systems is forbidden by the laws of quantum mechanics, approximate cloning is… (More)

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1999

1999

- 1999

We show that the condition of no faster-than-light signalling restricts the number of quantum states that can be cloned in a… (More)

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Highly Cited

1998

Highly Cited

1998

- 1998

After a short introduction to classic cryptography we explain thoroughly how quantum cryptography works. We present then an… (More)

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1998

1998

- 1998

Perfect quantum cloning machines (QCM) would allow one to use quantum non-locality for arbitrary fast signaling. However, perfect… (More)

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1998

1998

- 1998

We establish the best possible approximation to a perfect quantum cloning machine that produces two clones out of a single input… (More)

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Highly Cited

1997

Highly Cited

1997

- 1997

We present quantum cloning machines that transform N identical qubits intoM . N identical copies and we prove that the fidelity… (More)

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1997

1997

- 1997

We analyze various eavesdropping strategies on a quantum cryptographic channel. We present the optimal strategy for an… (More)

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