The orbital angular momentum of light (OAM) is the component of angular momentum of a light beam that is dependent on the field spatial distribution, and not on the polarization. OAM can …

In 1992, Allen et al. 16 proposed the orbital angular momentum (OAM) in vortex beams (VBs) where the OVs propagate in paraxial beams, which unveiled a new understanding of the …

In optical fiber, the Orbital Angular Momentum (OAM) mode is a special mode with spatially infinite orthogonality. It provides a new multiplexing method to the communication capacity …

2019年10月19日 · 所谓OAM，它的宏观表现为电磁波的涡旋现象，具体为波束在垂直于传播方向上的平面内具有螺旋形的相位特征。 而OAM具有无穷多个模态，且各模态间相互正交，为涡 …

Inspired by the recent scientific interest in harnessing the unique features of orbital angular momentum (OAM) for communications applications, we review the fu

2022年4月1日 · In this paper, the common beams carrying OAM are introduced, and the techniques of generating OAM beams in free space are summarized, including intracavity …

2022年7月13日 · Standard vortex beams carrying different OAM (optical angular momentum) modes can provide independent communication channels for information transmission. …

2025年1月27日 · This work studies the generation of the orbital angular momentum (OAM) beam in the double quantum dot-metal nanoparticle (DQD-MNP) system under the application of the …

The relationship between SAM and OAM can be explained by referring to the model of electron rotation around the nucleus: the momentum generated by the circular motion of electrons …

Orbital angular momentum (OAM) of electromagnetic waves is a field with a short history of less than thirty years. Recent advances in modern technology have paved the way for the …