This system in QD may be employed as a quantum system-quantum bit.
在量子点中这样的二能级体系可以作为一个量子比特。
First we never overwrite a quantum bit except to initialize it to "0".
首先，除了要把量子位初始化为“0”，我们绝不重写它。
Similarly a quantum bit can have two different values at the same time.
同样，一个量子位可以同时有两个不同的值。
Quantum bit rate is an important operating parameter in quantum key distribution.
在量子密钥分配中，量子比特率是一个重要的系统参数。
Quantum bit error rate is an important operating parameter in quantum key distribution.
量子误码率是量子密钥分配系统的重要参数之一。
In this thesis, how to use the lens-shaped quantum dot as a quantum bit will be reported.
在这片论文里，我们将讨论利用透镜型量子点构造量子位。
In the simplest case, one obtains a system with two energy states, a so-called quantum bit or qubit.
在最简单的情况下，一个系统有两个能量状态，即所谓的量子比特或昆比特。
For example, we can transmit two bits of classical information by sending only one quantum bit.
比如，只需要传送一个量子位来完成两位信息的通信。
By analyzing the bit error rate, the results show that the major factor causing quantum bit errors is quantum noise.
对误比特率分析的结果表明，量子噪声是引起比特错误的主要因素。
Quantum state is used in quantum information itself as quantum bit rather than probability in other quantum problems.
在量子信息学中人们利用的是量子态本身，其基本任务是量子态的存储、操纵、传输与读出。
This algorithm codes the chromosomes in the way of quantum bit probability, and makes the population evolve by the operation of quantum gate.
该算法采用量子比特概率编码方式构造染色体，由量子旋转门操作实现种群进化。
By external field, the effective manipulation of superconducting quantum bit is a necessary precondition to implement quantum computing in superconducting system.
利用外场对超导量子比特的有效操控是实施超导量子计算的必要前提。
By making use of the strong bound quantum dot model and neglecting the effects of impurity on electron wave function, this thesis is also reported how to use the spin of nuclear as the quantum bit.
利用强束缚量子点模型，忽略杂质对于电子波函数的影响，我们还讨论了如何利用核自旋构造量子位。
In this paper we briefly introduce some basic concepts of quantum computing which include quantum entanglement, quantum bit, quantum register, quantum parallel computing and quantum error correction.
本文简要地介绍量子计算的一些基本概念：量子纠缠、量子位、量子寄存器、量子并行计算和量子纠错。
In a conventional computer, a bit can represent either 1 or 0 at any time. Thanks to the quirks of quantum mechanics, the equivalent in a quantum computer, a qubit, can represent both values at once.
在一个传统计算机中，任何时刻一个比特被表示为1或0.由于量子力学的奇怪结果，等价的情形在一个量子计算机中，一个量子比特能够被表示为任意值的叠加。
Such a quantum repeater USES groups of three photons for each bit of the message.
这种量子中继器使用一组三个光子对应信息的一个字节。
FLATOW: it's almost - it almost sounds like the quantum mechanics, where you know that you influence the outcome by poking it a little bit, the thing you're looking at.
FLATOW：这几乎是-它几乎像是量子力学，仅仅一点点力，你就可以严重地影响结果，就像你现在看到的这样。
The SPECTRUM line shows us where the qubits for a have been allocated in the quantum heap; in this case the 0-bit of a is the rightmost qubit in the heap.
SPECTRU m行告诉我们在量子堆中分配给a的量子位的位置；在这种情况下，a的0位是堆中右面第一位的量子位。
The power of quantum computers comes from their version of the most basic unit of computing, the bit.
量子计算机的强大能力来源于计算最基本的单元——比特。
The CV quantum communication has attracted wide interest due to the potential advantages such as high bit transmission rate.
连续变量量子通讯具有比特效率高等潜在优越性，所以引起了广泛的研究兴趣。
The two-level atom is regarded as quantum-bit.
本文将两能级原子视为量子位。
The quantum dots in a biochip would each account for at least one data bit, and possibly several.
生物芯片中的量子点占用至少一个数据位，也可能几位。
A multiuser detector based on quantum neuron and quantum register is proposed. Computer simulation results show that the method has powerful properties both in bit error rate and near-far resistance.
提出了一种基于量子神经元与量子寄存器的多用户检测方案，计算机仿真结果表明：本文所提出的检测器在误码率和抗“远近”效应方面均具有良好的性能。
Quantum well laser diodes are of high modulation frequency response. They can be used as light sources and be directly modulated for high bit rate optical communications.
量子阱激光器具有良好的小信号调制频率响应，能作为高速光通信光源采用直接调制方式进行信号传输。
Such a system can be used as the source of quantum key distribution system with a bit error rate less than 6%.
这样的一个纠缠光子源可以运用到量子密钥分发系统中，所产生的误码率可小于6%。
Such a system can be used as the source of quantum key distribution system with a bit error rate less than 6%.
这样的一个纠缠光子源可以运用到量子密钥分发系统中，所产生的误码率可小于6%。
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