New derivation of the spin of the Electromagnetic field
Sign Up to like & getrecommendations! Published in 2019 at "Optik"
DOI: 10.1016/j.ijleo.2019.03.074
Abstract: Abstract A new derivation of the electromagnetic field spin angular momentum is introduced. The conservation of the spin angular momentum is found to be connected with the orthogonality property of the electromagnetic field. The equation… read more here.
Keywords: spin angular; new derivation; spin; electromagnetic field ... See more keywords
Spin angular momentum of gravitational wave interference
Sign Up to like & getrecommendations! Published in 2021 at "New Journal of Physics"
DOI: 10.1088/1367-2630/abf23f
Abstract: Spin angular momentum (SAM) is an important feature for wave systems, prominent in various properties like spin-momentum locking of wave propagations. Here, we study the SAM of gravitational waves in general relativity based on the… read more here.
Keywords: spin angular; gravitational wave; interference; wave ... See more keywords
The tidal interaction of an orbiting giant planet with a star near the Kraft break: the excitation of r-modes and the retention of orbital and spin angular momenta misalignment
Sign Up to like & getrecommendations! Published in 2025 at "Monthly Notices of the Royal Astronomical Society"
DOI: 10.1093/mnras/staf1292
Abstract: In this paper we extend the previous work of Papaloizou & Savonije on tidal interactions between a solar mass star and a closely orbiting giant planet which is such that the orbital and stellar spin… read more here.
Keywords: star; spin angular; giant planet; kraft break ... See more keywords
Symmetries and conservation of spin angular momentum, helicity, and chirality in photonic time-varying media
Sign Up to like & getrecommendations! Published in 2024 at "Physical Review A"
DOI: 10.1103/physreva.110.063522
Abstract: Polarization-dependent dynamical properties of light as the spin angular momentum (SAM), helicity, and chirality are conserved quantities in free-space. Despite their similarities on account of their relationship with a circular state of polarization, SAM, helicity,… read more here.
Keywords: helicity chirality; angular momentum; spin angular; time ... See more keywords
Orbital-to-spin angular momentum conversion employing local helicity
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review B"
DOI: 10.1103/physrevb.99.075155
Abstract: Spin-orbit interactions in optics traditionally describe an influence of the polarization degree of freedom of light on its spatial properties. The most prominent example is the generation of a spin-dependent optical vortex upon focusing or… read more here.
Keywords: orbital spin; momentum; angular momentum; helicity ... See more keywords
Stable optical lateral forces from inhomogeneities of the spin angular momentum
Sign Up to like & getrecommendations! Published in 2022 at "Science Advances"
DOI: 10.1126/sciadv.abn2291
Abstract: Transverse spin momentum related to the spin angular momentum (SAM) of light has been theoretically studied recently and predicted to generate an intriguing optical lateral force (OLF). Despite extensive studies, there is no direct experimental… read more here.
Keywords: spin angular; stable optical; optical lateral; angular momentum ... See more keywords
Structured spin angular momentum in highly focused cylindrical vector vortex beams for optical manipulation.
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DOI: 10.1364/oe.26.023449
Abstract: We investigate the spin properties of a family of cylindrical vector vortex beams under a focusing condition. The spin-orbit interaction is demonstrated by comparing the energy flow and spin flow density of the focused field… read more here.
Keywords: spin angular; optical manipulation; angular momentum; spin ... See more keywords
Understanding of transverse spin angular momentum in tightly focused linearly polarized vortex beams.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.449583
Abstract: Spin angular momentum (SAM) is widely used in spin-dependent unidirectional optical interfaces, optical manipulation, integrated optical signal processing, laser structuring and other fields, but its physical mechanism has not been fully understood so far. In… read more here.
Keywords: spin angular; vortex beams; tightly focused; angular momentum ... See more keywords
Spin angular momentum and nonreciprocity of ghost surface polariton in antiferromagnets.
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DOI: 10.1364/oe.466066
Abstract: We investigated the spin angular momentum (SAM) and nonreciprocity of ghost surface polariton (GSP) at the surface of an antiferromagnet (AF) in the normal geometry, where the AF easy axis and external field (H0) both… read more here.
Keywords: spin angular; angular momentum; ghost surface; surface ... See more keywords
Topological structure synthesized by three-dimensional spin angular momentum of light.
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DOI: 10.1364/oe.547431
Abstract: Hopf links are important topological structures found in a range of disciplines. They represent the projection of higher-dimensional objects to three-dimensional (3D) physical space. Optical Hopf fibration texture has been demonstrated by synthesizing the transverse… read more here.
Keywords: angular momentum; spin angular; topological structure; three dimensional ... See more keywords
Large in-plane asymmetric spin angular shifts of a light beam near the critical angle.
Sign Up to like & getrecommendations! Published in 2019 at "Optics letters"
DOI: 10.1364/ol.44.000207
Abstract: The photonic spin Hall effect (SHE) manifests itself as the transverse and in-plane spin-dependent shifts of a light beam. Normally, the spin shifts are tiny due to the weak spin-orbit coupling. Therefore, it is very… read more here.
Keywords: plane; angular shifts; shifts light; spin ... See more keywords