| 1. | The final state is the desired mixture .
此终态为所要求的混合态。 |
| 2. | Pure state and mixed state in quantum information
量子信息中的纯态和混合态 |
| 3. | Geometric algebra analysis of quantum pure state and mixed state
量子纯态与混合态的几何代数分析 |
| 4. | It is shown that information entropy , the local distinguishability of states and the distillable entanglement are closely and generally related
利用这个关系式还可讨论无限拷贝下混合态的提取纠缠和提取纠缠的下限。 |
| 5. | Entanglement of formation for high dimensional quantum states is investigated . an analytical expression of the entanglement of formation for a special quantum mixed states is obtained
摘要研究了高维量子混合态的生成纠缠，给出了一类特殊量子混合态的生成纠缠的解析表示。 |
| 6. | With the aid of ancilla , the sufficient condition and local operation strategy for state transformation from entangled pure states to entangled mixed states under locc are present
利用辅助系统得到了在局域操作和经典通信下，一定的纠缠纯态转换到特定的纠缠混合态的充分条件及具体的转换方案。 |
| 7. | It is shown that the distillation of entanglement ( from finite copies or infinite copies of a mixed state ) is to project out a subspace , the projection of all copies of the mixed state in this subspace is a pure entangled state
) 2系统的混合态的提取纠缠。并把这些结论推广到了二体混合态在无限个拷贝情况下的纠缠提取。 |
| 8. | We give three kinds of bounds for the entanglement of quantum gaussian mixed state . to verify that if they are too loose bounds we use a two parameters quantum gaussian state called squeezed thermal state and calculated all this bounds and moreover the coherent information of the state for comparison
给出量子高斯混合态的三种界限，用只有两个参数的叫做压缩热态的量子高斯态来检验它们是否是较好的上下限，同时计算了态的相干信息以作比较。 |
| 9. | At a definite temperature a mesoscopic circuit isnt in a determinate quantum state instead of in the mixed state ( or statistical state ) . using the density matrix of the canonical ensemble , we have deduced the formulate of the quantum fluctuations of both charge and current in a non - dissipative mesoscopic coupled circuit . and the dependences of the quantum fluctuation of the circuit on its temperature have obtained
在有限温度下，介观电路系统实际上并不处在一个确定的量子状态，而是处在混合态.根据正则系综的密度矩阵导出耦合互感电路中电荷和电流的量子涨落，得到了量子涨落与温度的依赖关系 |
| 10. | But usbe the third ~ le stat to divide the other pedles stat into two suformbles , then the for particles rpin com ta will vioine ch wi n w " w in the w m the uncom comn boho of two ~ les viobo cbsh ~ sillce w stat has the w robo agaha the loss of ore qubit " s infonnatioir the conclusinns here we ods agree wh the the [ 68 ]
对于最大纠缠态ghz态，若不考虑第三个粒子的状态，则另两个粒子处于混合态。此时这两个粒子自旋态的无条件关联函数不违背chm不等式，即混合态下两粒子是经典关联或可分离的。但当用第三个粒子的自旋态h 2和 |
