A method of generating the single-photon entangled states of a single photonstate and a vacuum state through utilizing optical beam-splitter and single-photon source is described.
使用光学分束器和单光子源，利用单光子态和真空态制备出了纠缠单光子态。
2
In this paper, we discuss the concepts of laser mode, enclosed-Cavity mode, photonstate, cell of phase space and the coherence Volume, as well as the equivalent relationship between them.
本文讨论了激光模式与封闭腔模式、光量子态、相空间相格、相干体积的概念及相互关系。
3
Once entangled, a photon can carry any information stored in the atom's quantum state to other parts of the computer.