This thesis mainly focuses on investigation on the quantum cryptography communication system and quantum logic gates.
论文对量子信息中的量子保密通信系统及量子逻辑门进行了研究。
And the Quantum logic gates, as the most basic and important elements in this area, are need to be constructed both theoretically and experimentally.
而作为量子计算这一领域中最基本也最重要的元素，量子门，需要在理论上和实验上能够很好的实现。
In addition, since the basic logic gates of the quantum game can be constructed straightforward, the scheme is quite simple.
此外，由于量子博弈中基本的逻辑门可以直接构造，方案相对简单。
An efficient algorithm is presented, which can construct optimal reversible logic circuits of quantum with various types of gates and quantum costs by using the Hash table.
利用该算法可对多种量子门采用任意量子代价标准，以较高的效率生成最优的量子可逆逻辑电路。
An efficient algorithm is presented, which can construct optimal reversible logic circuits of quantum with various types of gates and quantum costs by using the Hash table.
利用该算法可对多种量子门采用任意量子代价标准，以较高的效率生成最优的量子可逆逻辑电路。
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