Spin-to-orbital conversion of the angular momentum of light and its classical and quantum applications
A few years ago the possibility of coupling and inter-converting the spin and orbital angular
momentum (SAM and OAM) of paraxial light beams in inhomogeneous anisotropic media …
momentum (SAM and OAM) of paraxial light beams in inhomogeneous anisotropic media …
[HTML][HTML] Topological steering of light by nematic vortices and analogy to cosmic strings
C Meng, JS Wu, II Smalyukh - Nature Materials, 2023 - nature.com
Liquid crystals are widely known for their technological uses in displays, electro-optics,
photonics and nonlinear optics, but these applications typically rely on defining and …
photonics and nonlinear optics, but these applications typically rely on defining and …
Introduction to topological defects: from liquid crystals to particle physics
Liquid crystals are assemblies of rod-like molecules which self-organize to form
mesophases, in between ordinary liquids and anisotropic crystals. At each point, the …
mesophases, in between ordinary liquids and anisotropic crystals. At each point, the …
The generalized Klein–Gordon oscillator in the background of cosmic string space-time with a linear potential in the Kaluza–Klein theory
F Ahmed - The European Physical Journal C, 2020 - Springer
In this work, we study the generalized Klein–Gordon oscillator with interactions on a curved
background within the Kaluza–Klein theory. We solve the generalized Klein–Gordon …
background within the Kaluza–Klein theory. We solve the generalized Klein–Gordon …
[HTML][HTML] Feshbach–Villars oscillator in Kaluza-Klein theory
This research focuses on exploring the relativistic quantum dynamics of spin-0 scalar
massive charged particles within the framework of the relativistic Feshbach-Villars oscillator …
massive charged particles within the framework of the relativistic Feshbach-Villars oscillator …
Klein–Gordon oscillator in Kaluza–Klein theory
J Carvalho, AMM Carvalho, E Cavalcante… - The European Physical …, 2016 - Springer
In this contribution we study the Klein–Gordon oscillator on the curved background within
the Kaluza–Klein theory. The problem of the interaction between particles coupled …
the Kaluza–Klein theory. The problem of the interaction between particles coupled …
[HTML][HTML] Relativistic quantum dynamics of spin-0 massive charged particle in the presence of external fields in 4D curved space-time with a cosmic string
F Ahmed - The European Physical Journal Plus, 2020 - Springer
In this work, we investigate the relativistic quantum dynamics of spin-0 massive charged
particles in a 4D curved space-time, the generalization of a cosmic string space-time. We …
particles in a 4D curved space-time, the generalization of a cosmic string space-time. We …
[HTML][HTML] Geometric effects on the electronic structure of curved nanotubes and curved graphene: the case of the helix, catenary, helicoid, and catenoid
JDM de Lima, E Gomes, FF da Silva Filho… - The European Physical …, 2021 - Springer
Since electrons in a ballistic regime perceive a carbon nanotube or a graphene layer
structure as a continuous medium, we can use the study of the quantum dynamics of one …
structure as a continuous medium, we can use the study of the quantum dynamics of one …
Nonrelativistic quantum dynamics on a cone with and without a constraining potential
In this paper we investigate the bound state problem of nonrelativistic quantum particles on
a conical surface. This kind of surface appears as a topological defect in ordinary …
a conical surface. This kind of surface appears as a topological defect in ordinary …
[HTML][HTML] Quantum Effects on Klein–Gordon Oscillator under a Cornell-type Potential in Kaluza–Klein Theory
F Ahmed - Gravitation and Cosmology, 2021 - Springer
Abstract We solve the Klein–Gordon oscillator equation in the five-dimensional cosmic string
space-time background with a uniform magnetic field and quantum flux in the presence of a …
space-time background with a uniform magnetic field and quantum flux in the presence of a …