Coherent Control of Optical Spin-to-Orbital Angular Momentum Conversion in Metasurface.
Sign Up to like & getrecommendations! Published in 2017 at "Advanced materials"
DOI: 10.1002/adma.201604252
Abstract: Efficient control over the conversion of optical angular momentum from spin to orbital form in a metasurface system is achieved. Under coherent symmetric incidence, it can support nearly 100% conversion and unitary output, while it… read more here.
Keywords: control; angular momentum; spin orbital; conversion ... See more keywords
Spin-orbital polarons in electron doped copper oxides
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Magnetism and Magnetic Materials"
DOI: 10.1016/j.jmmm.2017.11.021
Abstract: Abstract Present work demonstrates the formation of spin-orbital polarons in electron doped copper oxides, that arise due to doping-induced polarisation of the oxygen orbitals in the CuO 2 planes. The concept of such polarons is… read more here.
Keywords: orbital polarons; copper oxides; doped copper; polarons electron ... See more keywords
Exploring spin-orbital coupling effects on photovoltaic actions in Sn and Pb based perovskite solar cells
Sign Up to like & getrecommendations! Published in 2017 at "Nano Energy"
DOI: 10.1016/j.nanoen.2017.05.061
Abstract: Abstract Organo-metal halide perovskites, as emerging photovoltaic materials, have demonstrated interesting spin states due to spin-orbital coupling (SOC) effects. However, replacing the Pb with the Sn can inevitably affect the SOC and consequently changes the… read more here.
Keywords: photovoltaic actions; spin states; actions based; orbital coupling ... See more keywords
Spin-Orbital States and Strong Antiferromagnetism of Layered Eu2SrFe2O6 and Sr3Fe2O4Cl2.
Sign Up to like & getrecommendations! Published in 2022 at "Inorganic chemistry"
DOI: 10.1021/acs.inorgchem.2c01706
Abstract: The insulating iron compounds Eu2SrFe2O6 and Sr3Fe2O4Cl2 have high-temperature antiferromagnetic (AF) order despite their different layered structures. Here, we carry out density functional calculations and Monte Carlo simulations to study their electronic structures and magnetic… read more here.
Keywords: states strong; spin; eu2srfe2o6 sr3fe2o4cl2; strong antiferromagnetism ... See more keywords
Spin to orbital light momentum conversion visualized by particle trajectory
Sign Up to like & getrecommendations! Published in 2019 at "Scientific Reports"
DOI: 10.1038/s41598-019-40475-z
Abstract: In a tightly focused beam of light having both spin and orbital angular momentum, the beam exhibits the spin-orbit interaction phenomenon. We demonstrate here that this interaction gives rise to series of subtle, but observable,… read more here.
Keywords: particle; spin orbital; momentum conversion; beam ... See more keywords
Conservation of angular momentum in second harmonic generation from under-dense plasmas
Sign Up to like & getrecommendations! Published in 2020 at "Communications Physics"
DOI: 10.1038/s42005-020-00474-3
Abstract: Spin and orbital angular momentum of an optical beam are two independent parameters that exhibit distinct effects on mechanical objects. However, when laser beams with angular momentum interact with plasmas, one can observe the interplay… read more here.
Keywords: angular momentum; momentum; orbital angular; second harmonic ... See more keywords
Anisotropic magnetic response of Weyl semimetals in a topological insulator multilayer
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Applied Physics"
DOI: 10.1063/1.5142216
Abstract: Magnetic susceptibility of Weyl semimetals, placed in a tilted magnetic field, is studied. Weyl semimetals have three contributions: spin, orbital, and spin–orbital; all three contributions are investigated for a tilted magnetic field. We find that… read more here.
Keywords: magnetic response; weyl semimetals; spin orbital;
Contrasting Magnetism in Isovalent Layered LaSr3NiRuO4H4 and LaSrNiRuO4 due to Distinct Spin-Orbital States
Sign Up to like & getrecommendations! Published in 2019 at "Chinese Physics Letters"
DOI: 10.1088/0256-307x/36/7/077501
Abstract: The recently synthesized first 4d transition-metal oxide-hydride LaSr3NiRuO4H4 with the unusual high H:O ratio surprisingly displays no magnetic order down to 1.8 K. This is in sharp contrast to the similar unusual low-valent Ni+ -… read more here.
Keywords: spin orbital; magnetism; state; orbital states ... See more keywords
Tunable spin and orbital polarization in SrTiO3-based heterostructures
Sign Up to like & getrecommendations! Published in 2019 at "New Journal of Physics"
DOI: 10.1088/1367-2630/ab4735
Abstract: We formulate the effective Hamiltonian of Rashba spin-orbit coupling (RSOC) in $\mathrm{LaAlO_3/SrTiO_3}$ (LAO/STO) heterostructures. We derive analytical expressions of properties, e.g., Rashba parameter, effective mass, band edge energy and orbital occupancy, as functions of material… read more here.
Keywords: polarization srtio3; based heterostructures; orbital polarization; srtio3 based ... See more keywords
Conversion of spin and orbital angular momentum in the third harmonic generation process in the bulk of an isotropic medium
Sign Up to like & getrecommendations! Published in 2021 at "Laser Physics Letters"
DOI: 10.1088/1612-202x/abee90
Abstract: The interaction between spin and orbital components of the angular momentum of an elliptically polarized beam with helicoidal phase profile and arbitrary axially symmetric intensity profile in the third-harmonic generation process is investigated. The third-harmonic… read more here.
Keywords: spin orbital; harmonic generation; momentum; angular momentum ... See more keywords
Universal relations for hybridized s - and p -wave interactions from spin-orbital coupling
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review A"
DOI: 10.1103/physreva.102.043321
Abstract: In this work, we study the universal relations for 1D spin-orbital-coupled fermions near both $s$- and $p$-wave resonances using effective field theory. Since the spin-orbital coupling mixes different partial waves, a contact matrix is introduced… read more here.
Keywords: orbital coupling; spin orbital; relations hybridized; hybridized wave ... See more keywords