文档介绍：arXiv:quant-ph/0101061 15 Jan 2001
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Contents
1 Introduction 2
2 What is Quantum Information? 4
3 Impossible Machines 7
......................... 8
....................... 8
Bell’s Telephone . . ......................... 9
Entanglement, mixed state analyzers, and correlation resolvers . 12
4 Possible Machines 15
Operations on multiple inputs . . .................. 15
....................... 17
................ 17
.......................... 18
....................... 19
............................ 20
5 A Preview of the Quantum Theory of Information 22
6 Elements of Quantum Informat