1·The orbital angular momentum is associated with its spatial phase profile.
光束的轨道角动量与光束的空间位相有关。
2·The orbital angular momentum of such beams can not reach a very high value.
这类光束的轨道角动量往往较高，平均每个光子的轨道角动量有上万个；
3·In addition, method of the measurement of the orbital angular momentum is demonstrated.
另外也介绍了到目前为止测量光束轨道角动量的方法。
4·In chapter 4, methods for producing beams with orbital angular momentum are introduced.
第四章介绍了产生拥有轨道角动量的光束的方法。
5·Angular momentum has two key components: spin angular momentum and orbital angular momentum.
角动量有两个分量：自旋角动量和轨道角动量。
6·In chapter 3, the orbital angular momentum of complex astigmatic elliptical beams is investigated.
第三章研究了复杂像散椭圆光束的轨道角动量。
7·The trick lies in another property of light and radio waves known as orbital angular momentum (OAM).
这种方法的窍门在于光与无线电波的另外一项特性，即轨道角动量(Or bital Angular Momentum)。
8·In recent years, there have been many researches focusing on orbital angular momentum of light beam in the field of optics.
近年来，在光学领域内，关于光束轨道角动量的研究，受到广泛的关注。
9·Based on this property, it provides us a simple way to detect the orbital angular momentum (OAM) of an optical vortex beam.
基于这个衍射特性，提供了一种测量光学涡旋轨道角动量的简易方法。
10·The light beams which contain orbital angular momentum are applied in many aspects such as atomic optics and biological optics.
携带有轨道角动量的光束在许多方面都有重要的应用，如在原子光学、生物光学等方面。