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- The oscillation of the concurrence presents collapses and revivals with the increasing of the mean photon number, while its periodicity is more and more evident. 随着光场强度的增加，两原子纠缠度的振荡曲线逐渐表现出崩塌-回复现象，周期性也越来越明显.
- mean photon number 平均光子数
- Evolution of Relative Mean Photon Numbers by Classical Light Statistics in the Up - conversion Process 在经典光学统计下频率上转换过程中相对平均光子数的演变
- The fluctation of photon number of a two-photon laser by coherent pumping with two-photon losses is calculated using Langevinian method and quasilinearization procedure. 本文采用朗之万量子理论和激光场的准线性表示计算相干泵浦双光子激光的光子数起伏。
- The influence of pulse width and average photon number on dynamic behavior of atoms as the atoms are coupled with photon field in the form of time pulse is discussed. 结果发现，当腔场的平均光子数一定时，随着脉冲宽度的增大原子崩塌与回复次数增多，崩塌时间和回复周期变小；
- The photon-number distribution of the incident field,the absorption index of the cavity and the effect of the average photon number on the linear entropy are discussed. 结果表明,灰体辐射场中光场的线性熵依赖于腔体吸收系数、入射场的光子数分布和热场的平均光子数。
- It is shown that the evolutions of fidelity exhibit oscillations with equi-amplitude and perfect periodicity if the frequency of Rabi oscillation is the linear function of the photon number. 研究表明 ,当拉比振荡频率与光子数成正比时保真度表现出周期性的等幅振荡。
- The relation between the average photon numbers of cavity field and quasi-maximally entangled excitonic coherent states is studied. 此外，也研究了单模腔场内平均光子数与激子准最大相干纠缠态的关联。
- The devices used are beam splitters and ideal photon detectors capable of distinguishing between odd and even photon numbers. 该方案所使用的器件包括分束器和可以区分奇偶光子数的理想光子探测器。
- The difficulty of the LLR is that the returned photon numbers are too few.The LLR basically belongs to sub-single photon detection. 首先介绍激光测月的现状和其难度所在：回波光子数太少，基本上属于亚光子探测范畴。
- Single-mode photon number state light field 单模数态光场
- The effects of the initial average photon numbers and the detuning on the atomic particle occupancy are discussed by the method of the numerical calculations. 采用数值计算的方法讨论了初始场平均光子数和失谐量与原子布居的时间演化关系。
- He thumbed through the directory to look for her number. 他翻阅电话号码簿找寻她的号码。
- Let me note down your address and telephone number. 让我记下你的地址和电话号码。
- Do you mean say we are met for a thunder storm? 你肯定我们会遇到一场雷雨？
- I feel mean for not doing more for my son. 我对没为我儿子多做点事而感到惭愧。
- Defeat in this election would mean he was done for. 这场选举的失败意味着他政治生涯的结束。
- He picked a winning number on the first draw. 他第一次便抽到一个中奖号码。
- By power we mean the rate of doing work. 我们说功率就是指做功的速率。
- The number of fish in coastal waters has decreased. 沿海鱼的数量已减少了。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
