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Flocks of Quantum Clones: Multiple Copying of Qubits

✍ Scribed by V. Bužek; V. Bužek; M. Hillery; P.L. Knight

Book ID
101309818
Publisher
John Wiley and Sons
Year
1998
Tongue
English
Weight
203 KB
Volume
46
Category
Article
ISSN
0015-8208

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Quantum cloning of orthogonal qubits
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✍ J. Fiurášek; S. Iblisdir; S. Massar; N.J. Cerf 📂 Article 📅 2003 🏛 John Wiley and Sons 🌐 English ⚖ 86 KB

## Abstract An optimal universal cloning transformation is derived that produces __M__ copies of an unknown qubit from a pair of orthogonal qubits. For __M__>6, the corresponding cloning fidelity is higher than that of the optimal copying of a pair of identical qubits.