3 papers
cond-mat.mtrl-sci2025
Microscopic Observation of Non-Ergodic States in Two-Dimensional Non-Topological Bubble Lattices
S. Pylypenko, M. Winter, U. K. Rößler +12
Disordered 2D lattices, including hexatic and various glassy states, are observed in a wide range of 2D systems including colloidal nanoparticle assemblies and fluxon lattices. The…
cond-mat.mtrl-sci2024
Transport of Intensity Phase Retrieval in the Presence of Intensity Variations and Unknown Boundary Conditions
A. Lubk, R. Kyrychenko, D. Wolf +8
The so-called Transport of Intensity Equation (TIE) phase retrieval technique is widely applied in light, x-ray and electron optics to reconstruct, e.g., refractive indices, electr…
cond-mat.str-el2024
Optical and acoustic plasmons in the layered material SrRuO
J. Schultz, A. Lubk, F. Jerzembeck +5
We use momentum-dependent electron energy-loss spectroscopy in transmission to study collective charge excitations in the layer metal SrRuO. This metal has a transition fro…