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Adapting FEFF to 5f angular momentum coupling

Journal of Vacuum Science & Technology A, 2023
It is demonstrated here that the spectral simulation program FEFF can be adapted to include the effects of 5f total angular momentum coupling in the fluorite actinide dioxide systems ThO2, UO2, and PuO2. N4,5 x-ray absorption spectra produced with this modified FEFF approach will be compared to the previous experimental results, obtaining a strong ...
J. G. Tobin, S.-W. Yu
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Orbital angular momentum filter of photon based on spin-orbital angular momentum coupling

Physics Letters A, 2015
Abstract Determination of the orbital angular momentum (OAM) of vortex beams has been hotly discussed. We propose a new type of method to determine the orbital angular momentum of photons, filtering. We present an OAM filter scheme which consists of a cavity with a polarization-based Mach–Zehnder interferometer inside.
Dong-Xu Chen   +5 more
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Spin and orbital angular momentum coupling

2021
The concepts of spin and orbital angular momentum of light and the phenomena leading to their interaction are reviewed here, with a focus on those aspects that are most relevant for optical communication. I introduce a classification of spin-orbit optical phenomena in two main categories: paraxial and non-paraxial effects. I then describe the theory of
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Orbital Angular Momentum in Photon-Phonon Coupling

Conference on Lasers and Electro-Optics, 2016
We present the physical nature of orbital angular momentum (OAM) in photon-phonon coupling. Exploiting the controllable OAM transfer between light and sound, we demonstrate reversible OAM photon-phonon conversion for the first time.
Zhihan Zhu   +3 more
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Analytic angular momentum coupling coefficient calculators

Computer Physics Communications, 2002
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
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Monodromy, diabolic points, and angular momentum coupling

Physics Letters A, 1999
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Sadovskií, D. A., Zhilinskií, B. I.
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Angular Momentum Coupling

2007
In nuclear physics, as also in atomic and molecular physics, the entities to be described consist of sub-entities with some orbital angular momentum and spin. The angular momentum of the entity is built, then, of the angular momenta of the sub-entities. This building process leads to quantum-mechanical angular momentum coupling.
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Angular Momentum Coupling Theory

2000
In the last chapter, we calculated (for the special case s = 1/2) the transformation coefficient 〈nlm l sm s ❘nlsjm j 〉 = 〈nlsjm j ❘nlm l sm s 〉* from a basis ❘nlm l sm s 〉 in which L z and S z are diagonal, which was a good basis for the case in which the external B 0 field was the dominant perturbation, to the basis ❘nls j m j 〉, the proper basis in ...
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Orbital angular momentum assisted spin-directional coupling

2017 Conference on Lasers and Electro-Optics Pacific Rim (CLEO-PR), 2017
Spin-directional coupling is associated with the quantum spin-Hall effect of photons, which has attracted much attention over the past few years. Here, we report orbital angular momentum (OAM) assisted spin-directional coupling and its reversal in a silicon nitride (SiN x ) photonic integrated circuit.
Zengkai Shao   +6 more
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