activity
20192026
most citedSurface states and Rashba-type spin polarization in antiferromagnetic MnBiTe

175 citations · 201 across the 12 of their papers we have counts for

collaborators

12 papers

cond-mat.mtrl-sci2026

Growth of Altermagnetic α-MnTe Films: Substrate Variation and Surface Modification

M. Dittmar, L. Hirnet, H. Haberkamm +10

Manganese telluride (MnTe) in its hexagonal α-MnTe crystal structure has evolved as one of the altermagnet workhorse materials. The synthesis of MnTe thin films is highly relevant…

cond-mat.str-el2026

Antisite-disorder driven tuning of magnetic properties and exchange-bias in NdSrCoMnO () double perovskites

Kazi Parvez Islam, Jayjit Kumar Dey, Sourav Chowdhury +8

We demonstrate precise control of exchange bias (EB) in the NdSrCoMnO () double-perovskite series through Sr induced hole doping, unveil…

cond-mat.str-el2026

Electronic Structure and Resonant Circular Dichroism of LaSrMnO from Soft X-ray Angle-Resolved Photoemission

Øyvind Finnseth, Damian Brzozowski, Anders Christian Mathisen +12

Coupling between spin, orbital, charge, and lattice degrees of freedom in transition-metal oxides produces a variety of electronic and magnetic phenomena of importance for future t…

cond-mat.mtrl-sci2025

Mean field magnetism and spin frustration in a double perovskite oxide with compositional complexity

Nandana Bhattacharya, Ravi Kiran Dokala, Sourav Chowdhury +9

The rise of high-entropy oxides as a major functional materials design principle in recent years has prompted us to investigate how compositional disorder affects long-range magnet…

cond-mat.mtrl-sci2024

Spin polarization of the two-dimensional electron gas at the EuO/SrTiO interface

Paul Rosenberger, Andri Darmawan, Olena Fedchenko +10

Spin-polarized two-dimensional electron gases (2DEGs) are of particular interest for functional oxide electronics applications. The redox-created 2DEG residing on the strontium tit…

physics.atom-ph2024

High-accuracy Measurements of Core-excited Transitions in Light Li-like Ions

Moto Togawa, Steffen Kühn, Chintan Shah +11

The transition energies of the two -core-excited soft X-ray lines (dubbed q and r) from to the respective upper levels an…

cond-mat.mtrl-sci2024

Chirality-Driven Orbital Angular Momentum and Circular Dichroism in CoSi

Stefanie Suzanne Brinkman, Xin Liang Tan, Bjørnulf Brekke +15

Chiral crystals and molecules were recently predicted to form an intriguing platform for unconventional orbital physics. Here, we report the observation of chirality-driven orbital…

physics.atom-ph2024★ 8 cited

Natural-linewidth measurements of the 3C and 3D soft-x-ray transitions in Ni XIX

Chintan Shah, Steffen Kühn, Sonja Bernitt +15

We used the monochromatic soft-x-ray beamline P04 at the synchrotron-radiation facility PETRA III to resonantly excite the strongest transitions in neon-like Ni XIX ions, $…

cond-mat.mtrl-sci2024★ 4 cited

A compact approach to higher-resolution resonant inelastic X-ray scattering detection using photoelectrons

Jan O. Schunck, Jens Buck, Robin Y. Engel +11

The detection of inelastically scattered soft X-rays with high energy resolution usually requires large grating spectrometers. Recently, photoelectron spectrometry for analysis of…

cond-mat.str-el2024

Tomographic Imaging of Orbital Vortex Lines in Three-Dimensional Momentum Space

T. Figgemeier, M. Ünzelmann, P. Eck +16

We report the experimental discovery of orbital vortex lines in the three-dimensional (3D) band structure of a topological semimetal. Combining linear and circular dichroism in sof…

cond-mat.mtrl-sci2023★ 14 cited

Observation of time-reversal symmetry breaking in the band structure of altermagnetic RuO

O. Fedchenko, J. Minar, A. Akashdeep +20

Altermagnets are an emerging third elementary class of magnets. Unlike ferromagnets, their distinct crystal symmetries inhibit magnetization while, unlike antiferromagnets, they pr…

cond-mat.str-el2019★ 175 cited

Surface states and Rashba-type spin polarization in antiferromagnetic MnBiTe

R. C. Vidal, H. Bentmann, T. R. F. Peixoto +32

The layered van der Waals antiferromagnet MnBiTe has been predicted to combine the band ordering of archetypical topological insulators such as BiTe with the magnet…