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- Considering two two-level atoms initially in the non-maximally entangled state, one of them is put into an initially empty cavity and resonant interaction occurs. 摘要考虑两个全同的处在非最大纠缠态的双能级原子，将其中一个与共振的真空腔场相互作用。
- The system will stay in an entangled state with phase decoherence if the detuning is proper. 当失谐量适当时，系统可保持在纠缠相对较大的状态而无消纠缠态。
- We think with the appropriate design of structure, anthracenederivatives can be used as fine two photon absorption materials. 我们认为经过恰当结构设计合成出的蒽基衍生物可能成为一类优良的双光子材料。
- It does not need multi-particles entangled state but only Einstein-Podolsky-Rosen pair to realize the protocol. 协议的实现只需要Einstein-Podolsky-Rosen对而不需要制备多粒子纠缠态。
- After nonresonant atom-field interactions ons the wholeSystem is in an entangled state with GHZ form. 原子与腔场的非共振相互作用使系统处于GHZ纠缠态。
- The one photon and two photon excited UV fluorescence spectra of 1, 10 phenanthroline and [bis(1, 10 phenanthroline)lanthanum] nitrate are observed in the methanol solution. 测量了1，10-二氮杂菲和硝酸[二-（1，10-二氮杂菲）合镧]甲醇溶液的单光子和双光子激发紫外荧光谱。
- In 1993, Bennett et al. proposed a scheme for teleporting an unknown quantum state of one-particle via a two-particle maximally entangled state. 1993年,Bennett等人提出了量子隐形传态方案,方案中采用了最大纠缠态作为量子信道来传送未知量子态。
- We present a quantum secure direct communication protocol by using Green-berger -Horne-Zeilinger (GHZ) entangled state via local unitary operations. 本文提出了一个利用Greenberger-Horne-Zeilinger(GHZ)纠缠态作为量子信道的安全直接通信方案。
- Two photons are created in the decay of the neutral pion. 双光子是在中性兀介子衰变中产生的。
- An impediment to scaling up these approaches, however, was that the quality of the entangled state decreased as the number of ions increased. 然而，当离子数量增加，缠结状态的品质就会下降，这种特性便成了这项技术的一道障碍。
- The greater depth and longer time of field entropy squeezing appear when the pair of atoms are initially in the maximally entangled state. 初始光场强度对场熵的压缩深度和压缩时间也具有显著的影响。
- And the nonlocality principle make it possible for the entangled states of two particles in emtanglement to collapse at the same time,no matter how far they are from each other. 而非定域性让两个处于量子纠缠态的粒子的纠缠态同时崩溃，而不管它们相距多远。
- Both the red and green emissions of Er 3+ in oxyfluoride host are due to two photon process. The green emission in ZBLAN is due to two photon process, and the red emission is due to two and three photon processes. 分析了两种基质中Er3+ 的上转换发光机制 ,氟氧化物基质中Er3+ 离子红绿光发射均为双光子过程 ,ZBLAN基质中Er3+ 离子绿光发射为双光子过程 ,而红光发射为双光子和三光子混合过程。
- A scheme was presented for teleporting a frequency?entangled state with the successful probability 25% based on the principle of the acoustic?optic modulator(AOM). 提出一个基于声 光调制器(AOM)原理传送光子频率纠缠态并具有25%25的成功率的方案。
- The two photons go off together as coherent radiation. 这两个光子一起发射出去，形成相干辐射。
- The efficiency of the non resonant two photon (NRTP) isomerizations of stilbenes and 1,4 diphenyl 1,3 butadienes was found to depend strongly on the wavelength of the laser pulses. 实验发现,芪,1,4-二苯基1,3-丁二烯等多聚烯化合物的非共振双光子(NRTP)异构化强烈地依赖于光波长。
- We present a measure for generating entangled state of atom-cavity field, which is prepared based on the two-photon Jaynes-Cummings model of atom-cavity field interaction. 摘要该文提出了在双光子J-C模型中利用二能级原子与单模场的相互作用，制备出原子与光场的纠缠态。
- It is showed that any pure quantum state can be remotely prepared by using finite classical bits and the previously shared non-maximally entangled state, i.e. 也就是说，如果给定一个量子比特，花费更少的纠缠资源仍然可以远程制备它。
- Whether to match through checking the certain quanta character of two photon, two receive a station to be able to be maintained whether somebody tries intercept their communication signal. 通过检查两个光子的某些量子特性是否匹配，两个接收站就能认定是否有人试图截取他们的通讯信号。
