3 papers
cond-mat.mtrl-sci2026
Uniaxial strain-driven ferroelastic domain control in LaAlO3
Matthias Roeper, Robin Buschbeck, Jakob Wetzel +15
Multiferroic domain walls in functional oxides exhibit properties distinct from the bulk and are increasingly exploited as active elements in nanoelectronic and photonic devices. D…
physics.optics2026
Ultra-high THz-field-confinement at LaAlO3 twin walls
Jakob Wetzel, Javier Taboada-Gutiérrez, Matthias Roeper +13
The control and steering of light at nanometre length scales is crucial for the development of both fundamental science and nanophotonic technologies. Recent advancements have been…
cond-mat.mtrl-sci2025
In-situ SHG microscopy investigation of the domain-wall-conductivity enhancement procedure in lithium niobate
Iuliia Kiseleva, Boris Koppitz, Elke Beyreuther +3
Conductive domain walls (CDWs) in the uniaxial ferroelectric lithium niobate (LiNbO, LN) have attracted a lot of interest as potential elements in 2D nanoelectronics, due to th…