Inelastic scattering of transversely structured free electrons from nanophotonic targets: Theory and computation

AG Nixon, M Chalifour, MR Bourgeois, M Sanchez… - Physical Review A, 2024 - APS
Recent advancements in abilities to create and manipulate the electron's transverse wave
function within the transmission electron microscope (TEM) and scanning TEM have …

Spatially patterned spontaneous emission in a double-V-type quantum emitter near a plasmonic nanostructure

HR Hamedi, V Kudriašov, SH Asadpour, J Ruseckas… - Physical Review B, 2025 - APS
In this work, we propose a method to control spontaneous emission in a double-V-type
quantum emitter near a plasmonic nanostructure using optical excitation with vortex beams …

Extended Field Interactions in Poisson's Equation Revision

MJ Pinheiro - Applied Sciences, 2024 - mdpi.com
This investigation introduces a new variational approach to refining Poisson's equation,
enabling the inclusion of a broader spectrum of physical phenomena, particularly in the …

Diffractive Optical Element Realizing A Logarithmic–Polar Transformation

G Bulzan, R Roxana, M Kusko… - 2024 International …, 2024 - ieeexplore.ieee.org
It is shown that a diffractive optical element with four discreet levels can perform a
logarithmic-polar transformation upon optical vortex beams. This fact is due to the fact a …

Second-harmonic generation in a KTP crystal driven by vortex beams with integer topological charges

BK Das, M Krüger, MF Ciappina - … Academic Conference on …, 2025 - spiedigitallibrary.org
Second-harmonic generation (SHG) is a nonlinear, perturbative optical process governed by
the second-order nonlinear susceptibility of birefringent materials that lack a center of …