The second part is an introduction of some familiar optical lattices and the recent development of Superfluity-Mott transition and Bose-Hubbard mold, including Bose systems of spin-2 and spin-3.
第二部分主要是介绍几种常见的光晶格以及玻色—哈伯特(Hubbard)模型,并且简单介绍了自旋为1、2的玻色系统。
参考来源 - 光晶格中自旋BEC的超流—Mott绝缘相变研究·2,447,543篇论文数据，部分数据来源于NoteExpress
我们对一些关键技术进行了阐述，并进行了一些基本的光晶格实验来展示它的性能。
Some essential points used for optimization are described. Primary optical lattice experiments are given as examples to show the performance of this system.
最后，介绍了冷原子光学晶格、磁晶格和磁光晶格在光子晶体制备等方面的潜在应用。
Finally, potential applications of atomic optical lattices, atomic magnetic lattices and magneto-optical lattices in the preparation of photonic crystals and so on are briefly introduced.
外势有许多形式：简谐外势、光晶格外势、椭圆函数外势、双阱外势以及含时线性外势等等。
The external potential has many forms, such as harmonic oscillator potential, optical lattice potential, elliptic function potential, double well potential, and so on.
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