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Browsing Tag

Optical physics

4 posts
PPhysics
The effect of non-stoichiometry in Sb2Se3 films on their phonon and electronic properties in the infrared range
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The effect of non-stoichiometry in Sb2Se3 films on their phonon and electronic properties in the infrared range

  • October 1, 2025
First principle calculations of electron and phonon properties of SbxSey films The calculated dielectric permittivities ε∞ (electronic contribution)…
PPhysics
Ultrafast space-time optical merons in momentum-energy space
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Ultrafast space-time optical merons in momentum-energy space

  • September 30, 2025
Theory of space-time merons in momentum-energy space Skyrmions are represented by a continuous three-component unit vector field n(r) = (nx(r), ny(r), nz(r))…
PPhysics
A physics-informed Airy beam learning framework for blockage avoidance in sub-terahertz wireless networks
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A physics-informed Airy beam learning framework for blockage avoidance in sub-terahertz wireless networks

  • August 19, 2025
Airy beam generation and characterization To model the best Airy beam for delivering data to an obstructed user,…
PPhysics
Spin-orbit coupling in van der Waals materials for optical vortex generation
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Spin-orbit coupling in van der Waals materials for optical vortex generation

  • August 18, 2025
Figure 1a schematically illustrates the creation of optical vortices via spin-orbit coupling in the hBN crystal. As shown…
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