查询词典 quantum state

Based on the combination of classic information theory and basic quantum-mechanical principle, quantum secret communication system, which owns unconditionally security, has provided much more effective methods to protect the information system from attacks.

以经典信息理论和量子力学基本原理相结合的理论基础，量子保密通信系统从根本上为未来的信息保护提供了更加有效的方法。

Therefore at low temperature, the fluctuations of charge and current in the RLC circuit are quantum mechanical effects, which is a quantum phenomenon originating from fluctuations of zero point vibration of the system.

在给出了介观RLC电路的动力学运动方程的基础上，计算了电路中电荷和电流的量子涨落，并研究了温度对量子涨落的影响。

Finally, starting from a quantum computational perspective, combining quantum and gravitational principles, we derived a new space-time uncertainty relation, which can be used to facilitate the discussion of several profound questions, such as computational capacity and thermodynamic properties of the universe.

这个关系式可以应用于包括宇宙的计算容量和效率，宇宙热力学等问题的分析上。

The InGaAs/GaAs/AlGaAs strained layer quantum well lasers were grown by molecular beam epitaxy. Ridge waveguide InGaAs/GaAs/AlGaAs strained layer quantum well lasers operating in the fundamental transverse mode up to 140 mW at a wavelength of 980 nm were fabricated.

利用分子束外延生长了InGaAs/GaAs/AlGaAs应变量子阱激光器材料并研制出基横模输出功率大于140 mW，激射波长为980 nm的脊形波导应变量子阱激光器，其微分量子效率为0.8 W/A，垂直和平行结平面方向远场发散角分别为28°和6.8°。

Dr Shields's photon detector, however, permits cryptographers to use a phenomenon called quantum entanglement to make a repeater that does not destroy quantum states.

史立德博士的光子探测器允许密码器利用一种叫量子纠结的现象来建立中继器，而又不破坏量子形态。

Dr Shields's photon detector, however, permits cryptographers to use a phenomenon called quantum entanglement to make a repeater that does not destroy quantum states.

不过谢尔兹博士的光子检测器，可以让密码器利用一种叫做量子缠绕的现象，使得中继器不会破坏量子态。

The results show that the number of the squeezed atomic dipoles is decided by the coherence of the atom, the direction of the quantum information entropy squeezing is decided by the phases of the field and the atom, and the quantum information entropy squeezing is a precision tool for the squeezing of the atom, especially when the atom is in the eigenstates of the dipole operators.

结果表明：原子偶极矩分量出现信息熵压缩的数目依赖于原子的分布角；信息熵压缩的方向由原子和场的位相决定；量子信息熵是原子压缩的精密量度工具，尤其适合于原子处在偶极矩算符的本征态时压缩情况的描述。

Considering the difference of the electrons' distribution between TFD model and quantum mechanical statistics, we have introduced quantum corrections to the calculation of th...

此方法可以运用于整个凝聚体系统，从零压开始计算材料各个压缩度下的压力，考虑到经典TFD模型的统计与真实量子力学统计之间的差异。

Finally it clarifies the advance in quantum statistics and the practical prospect of heat capacity of the extreme relativity's perfect quantum gas under high tamperature.

摘 要：在理想量子气体概念的基础上，首先建立极端相对论理想量子气体的物理模型；再根据极端相对论的态密度和量子统计的粒子数、能量的密度结论，通过严格的理论推导，得出理想量子气体在高温条件下的极端相对论性的焓、内能和热容量的结果，并将其热容量与高温条件下的理想量子气体、经典理想气体的热容量对比，指出极端相对论与非相对论两种模型、理想量子气体与经典理想气体两种模型的热容量之间的差异，同时分析这些差异的物理原因在于各自气体模型的态密度以及对应体系的波函数的对称性；最后阐明高温条件下极端相对论理想量子气体的热容量在量子统计方面的先进性及应用前景。

His model builds upon research into generalising quantum mechanics by physicist James Hartle at the University of California, Santa Barbara, as well as Rovelli's earlier work on quantum systems.

他所用的模型是建立在加州大学圣巴巴拉分校的物理学家詹姆斯哈特尔的广义量子力学的研究以及罗威利本人在量子系统早期工作的基础之上的。

Continuously improve the production mechanism, to provide customers with better quality products and services.

不断的完善生产机制，给客户提供更优质的产品及服务。

B:Yes, he was the very prize-winner in the court tennis ten years ago?

是的，他是十年前的世界网球冠军。