3 papers
cond-mat.mtrl-sci2026
Near-field effects on cathodoluminescence outcoupling in perovskite thin films
Robin Schot, Imme Schuringa, Ãlvaro RodrÃguez Echarri +7
Halide perovskite semiconductors are a promising material for high-efficiency solar cells. Their optical properties can vary within and between crystallographic grains. We present…
cond-mat.mes-hall2025
Nonreciprocal plasmons in one-dimensional carbon nanostructures
Ãlvaro RodrÃguez Echarri, F. Javier GarcÃa de Abajo, Joel D. Cox
The directional control of light in miniaturized plasmonic waveguides holds appealing possibilities for emerging nanophotonic technologies, but is hindered by the intrinsic recipro…
physics.optics2025
Relativistic electron energy-loss spectroscopy in cylindrical waveguides and holes
Ãlvaro RodrÃguez Echarri, Wenhua Zhao, Kurt Busch +1
Swift electrons passing near or through metallic structures have proven to be an excellent tool for studying plasmons and other types of confined optical modes involving collective…