2.4k citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- University of GroningenNL295 papers
- Forschungszentrum JülichDE41 papers
- Jülich Supercomputing CentreDE37 papers
- Centre National de la Recherche ScientifiqueFR28 papers
- RWTH Aachen UniversityDE26 papers
- The University of TokyoJP23 papers
- Radboud University NijmegenNL22 papers
- Tohoku UniversityJP21 papers
- Institute for Materials Research, Tohoku University17 papers
- Leibniz Institute for Solid State and Materials ResearchDE16 papers
- Delft University of TechnologyNL14 papers
- Japan Science and Technology AgencyJP12 papers
30 papers · 1 filter
Robust skyrmion-bubble textures in SrRuO thin films stabilized by magnetic anisotropy
P. Zhang, A. Das, E. Barts +5
Topological spin textures in an itinerant ferromagnet, SrRuO is studied combining Hall transport measurements and numerical simulations. We observe characteristic signatures of…
The 2020 Skyrmionics Roadmap
C. Back, V. Cros, H. Ebert +16
The notion of non-trivial topological winding in condensed matter systems represents a major area of present-day theoretical and experimental research. Magnetic materials offer a v…
Tunable resistivity exponents in the metallic phase of epitaxial nickelates
Qikai Guo, Saeedeh Farokhipoor, César Magén +2
We report a detailed analysis of the electrical resistivity exponent of thin films of NdNiO3 as a function of epitaxial strain. Strain-free thin-films show a linear dependence of t…
Tracking ultrafast photocurrents in the Weyl semimetal TaAs using THz emission spectroscopy
N. Sirica, R. I. Tobey, L. X. Zhao +14
We investigate polarization-dependent ultrafast photocurrents in the Weyl semimetal TaAs using terahertz (THz) emission spectroscopy. Our results reveal that highly directional, tr…
Real-Time Dynamics of Typical and Untypical States in Non-Integrable Systems
Jonas Richter, Fengping Jin, Hans De Raedt +3
For a class of typical states, the real-time and real-space dynamics of non-equilibrium density profiles has been recently studied for integrable models, i.e. the spin-1/2 XXZ chai…
Neutron diffraction study and theoretical analysis of the antiferromagnetic order and diffuse scattering in the layered Kagome system CaBaCoFeO
Johannes D. Reim, Erik Rosén, Oksana Zaharko +4
The hexagonal swedenborgite, CaBaCoFeO, is a chiral frustrated antiferromagnet, in which magnetic ions form alternating Kagome and triangular layers. We observe a long…
Magnetic properties of the spin-1 chain compound NiClCHCHCHNH
F. Lipps, A. H. Arkenbout, A. Polyakov +7
We report experimental results of the static magnetization, ESR and NMR spectroscopic measurements of the Ni-hybrid compound NiClCHCHCHNH. In this material…
Helimagnon resonances in an intrinsic chiral magnonic crystal
Mathias Weiler, Aisha Aqeel, Maxim Mostovoy +6
We experimentally study magnetic resonances in the helical and conical magnetic phases of the chiral magnetic insulator CuOSeO at the temperature =5 K. Using a broadband…
Bound states of skyrmions and merons near the Lifshitz point
Y. A. Kharkov, O. P. Sushkov, M. Mostovoy
We study topological defects in anisotropic ferromagnets with competing interactions near the Lifshitz point. We show that skyrmions and bi-merons are stable in a large part of the…
Magnetically induced Ferroelectricity in BiCuO
L. Zhao, H. Guo, W. Schmidt +3
The tetragonal copper oxide BiCuO has an unusual crystal structure with a three-dimensional network of well separated CuO plaquettes. This material was recently predict…
Magnetic properties of strained multiferroic CoCr2O4: a soft X-ray study
Y. W. Windsor, C. Piamonteze, M. Ramakrishnan +8
Using resonant soft X-ray techniques we follow the magnetic behavior of a strained epitaxial film of CoCr2O4, a type-II multiferroic. The film is [110]-oriented, such that both the…
Charge diffusion in the one-dimensional Hubbard model
R. Steinigeweg, F. Jin, H. De Raedt +2
We study the real-time and real-space dynamics of charge in the one-dimensional Hubbard model in the limit of high temperatures. To this end, we prepare pure initial states with sh…
Spiral order from orientationally correlated random bonds in classical XY models
Andrea Scaramucci, Hiroshi Shinaoka, Maxim V. Mostovoy +3
We discuss the stability of ferromagnetic long-range order in three-dimensional classical XY ferromagnets upon substitution of a small subset of equally oriented bonds by impurity…
Ultrafast energy and momentum resolved dynamics of magnetic correlations in photo-doped Mott insulator SrIrO
M. P. M. Dean, Yue Cao, X. Liu +32
Measuring how the magnetic correlations throughout the Brillouin zone evolve in a Mott insulator as charges are introduced dramatically improved our understanding of the pseudogap,…
Interface control of electronic transport across the magnetic phase transition in SrRuO_3/SrTiO_3 heterointerface
S. Roy, C. Autieri, B. Sanyal +1
The emerging material class of complex-oxides, where manipulation of physical properties lead to new functionalities at their heterointerfaces, is expected to open new frontiers in…
Finite-temperature charge transport in the one-dimensional Hubbard model
F. Jin, R. Steinigeweg, F. Heidrich-Meisner +2
We study the charge conductivity of the one-dimensional repulsive Hubbard model at finite temperature using the method of dynamical quantum typicality, focusing at half filling. Th…
Thermal conductivity of anisotropic spin - 1/2 two leg ladder:Green's function approach
Hamed Rezania, Abdollah Langari, Paul H. M. van Loosdrecht +1
We study the thermal transport of a spin-1/2 two leg antiferromagnetic ladder in the direction of legs. The possible effect of spin-orbit coupling and crystalline electric field ar…
Orbital superexchange and crystal field simultaneously at play in YVO3: resonant inelastic x-ray scattering at the V L edge and the O K edge
E. Benckiser, L. Fels, G. Ghiringhelli +11
We report on the observation of orbital excitations in YVO3 by means of resonant inelastic x-ray scattering (RIXS) at energies across the vanadium L3 and oxygen K absorption edges.…
Negative magnetostrictive magnetoelectric coupling of BiFeO3
Sanghyun Lee, M. T. Fernandez-Diaz, H. Kimura +8
How the magnetoelectric coupling actually occurs on a microscopic level in multiferroic BiFeO3 is not well known. By using the high-resolution single crystal neutron diffraction te…
Probing hot electron transport across an epitaxial Schottky interface of SrRuO3/Nb:SrTiO3
S. Roy, A. M. Kamerbeek, K. G. Rana +2
SrRuO3 (SRO), a conducting transition metal oxide, is commonly used for engineering domains in BiFeO3. New oxide devices can be envisioned by integrating SRO with an oxide semicond…
Probing orbital fluctuations in RVO3 (R = Y, Gd, or Ce) by ellipsometry
J. Reul, A. A. Nugroho, T. T. M. Palstra +1
We study optical excitations across the Mott gap in the multi-orbital Mott-Hubbard insulators RVO3. The multi-peak structure observed in the optical conductivity can be described c…
Landau theory of topological defects in multiferroic hexagonal manganites
Sergey Artyukhin, Kris T. Delaney, Nicola A. Spaldin +1
Topological defects in ordered states with spontaneously broken symmetry often have unusual physical properties, such as fractional electric charge or a quantised magnetic field-fl…
Anisotropic conductance at improper ferroelectric domain walls
Dennis Meier, Jan Seidel, Andres Cano +6
Transition metal oxides hold great potential for the development of new device paradigms because of the field-tunable functionalities driven by their strong electronic correlations…
Solitonic lattice and Yukawa forces in the rare earth orthoferrite TbFeO3
Sergey Artyukhin, Maxim Mostovoy, Niels Paduraru Jensen +13
The control of domains in ferroic devices lies at the heart of their potential for technological applications. Multiferroic materials offer another level of complexity as domains c…