103 citations · 912 across the 37 of their papers we have counts for
38 papers
Quasi-1D Spin Textures: From Chiral Soliton Lattice to Fan State
M. Winter, A. Pignedoli, A. S. Sukhanov +18
In most helimagnets, an applied magnetic field aligns the propagation direction of a helical spin texture with the field, resulting in a conical state and obscuring the unwinding p…
Discovery of an Antiferromagnetic Topological Nodal-line Kondo Semimetal
D. F. Liu, Y. F. Xu, H. Y. Hu +34
The symbiosis of strong interactions, flat bands, topology and symmetry has led to the discovery of exotic phases of matter, including fractional Chern insulators, correlated moiré…
Slow Equilibrium Relaxation in a Chiral Magnet Mediated by Topological Defects
Chenhao Zhang, Yang Wu, Jingyi Chen +7
We performed a pump-probe experiment on the chiral magnet CuOSeO to study the relaxation dynamics of its non-collinear magnetic orders, employing a millisecond magnetic fie…
A case for Bragg diffraction by a noncollinear (PT)-symmetric antiferromagnet Cu(MoO)(SeO)
S. W. Lovesey, G. van der Laan
Antiferromagnetic compounds chromium sesquioxide (CrO) and dioxomolybdenum selenite present linear magnetoelectric effects. Anti-inversion symmetry in the corresponding mag…
Evidence of temperature-dependent interplay between spin and orbital moment in van der Waals ferromagnet VI3
A. De Vita, R. Sant, V. Polewczyk +7
Van der Waals materials provide a versatile toolbox for the emergence of new quantum phenomena and the fabrication of functional heterostructures. Among them, the trihalide VI3 sta…
Templates for magnetic symmetry and altermagnetism in hexagonal MnTe
S. W. Lovesey, D. D. Khalyavin, G. van der Laan
The symmetry of long-range magnetic order in manganese telluride (alpha-MnTe) is unknown. Likewise, its standing as an altermagnet. To improve the situation, we present symmetry in…
A magnetic structure of ruthenium dioxide (RuO2) and altermagnetism
S. W. Lovesey, D. D. Khalyavin, G. van der Laan
The magnetic structure of RuO2 and the Ru atomic configuration are unknown. A magnetic structure is inferred by confronting measured and calculated Bragg diffraction patterns and a…
Anisotropic hybridization probed by polarization dependent x-ray absorption spectroscopy in VI3 van der Waals Mott ferromagnet
R. Sant, A. De Vita, V. Polewczyk +6
Polarization dependent x-ray absorption spectroscopy was used to study the magnetic ground state and the orbital occupation in bulk-phase VI van der Waals crystals below and ab…
Covalency, correlations, and inter-layer interactions governing the magnetic and electronic structure of MnSiTe
Chiara Bigi, Lei Qiao, Chao Liu +16
MnSiTe is a rare example of a layered ferrimagnet. It has recently been shown to host a colossal angular magnetoresistance as the spin orientation is rotated from the i…
X-ray detected ferromagnetic resonance techniques for the study of magnetization dynamics
Gerrit van der Laan, Thorsten Hesjedal
Element-specific spectroscopies using synchrotron-radiation can provide unique insights into materials properties. The recently developed technique of X-ray detected ferromagnetic…
Three-dimensional tomographic imaging of the magnetization vector field using Fourier transform holography
Marisel Di Pietro Martínez, Alexis Wartelle, Carlos Herrero Martínez +11
In recent years, interest in expanding from 2D to 3D systems has grown in the magnetism community, from exploring new geometries to broadening the knowledge on the magnetic texture…
Synchrotron Radiation Techniques and their Application to Actinide Materials
R. Caciuffo, G. H. Lander, G. van der Laan
Research on actinide materials, both basic and applied, has been greatly advanced by the general techniques available from high-intensity photon beams from x-ray synchrotron source…
Depth-dependent magnetic crossover in a room-temperature skyrmion-hosting multilayer
T. J. Hicken, M. N. Wilson, Z. Salman +8
Skyrmion-hosting multilayer stacks are promising avenues for applications, although little is known about the depth dependence of the magnetism. We address this by reporting the re…
Wafer-scale epitaxial growth of the thickness-controllable van der Waals ferromagnet CrTe2 for reliable magnetic memory applications
Xinqi Liu, Yunyouyou Xia, Lei Gao +20
To harness the intriguing properties of two-dimensional van der Waals (vdW) ferromagnets (FMs) for versatile applications, the key challenge lies in the reliable material synthesis…
Magnetic Transition in Monolayer VSe2 via Interface Hybridization
Wen Zhang, Lei Zhang, Ping Kwan Johnny Wong +6
Magnetism in monolayer (ML) VSe2 has attracted broad interest in spintronics while existing reports have not reached consensus. Using element-specific X-ray magnetic circular dichr…
Ligand-metal covalency effects in resonance enhanced x-ray Bragg diffraction
S. W. Lovesey, G. van der Laan
Chlorine covalently bonded to an open shell metal is present in many materials with desirable or intriguing physical properties. Materials include highly luminescent nontoxic alter…
Determination of spin chirality using x-ray magnetic circular dichroism
Gerrit van der Laan
A 3-fold symmetric kagome lattice that has negative spin chirality can give a non-zero x-ray magnetic circular dichroism (XMCD) signal, despite that the total spin moment amounts t…
Magnetic properties of ruthenium dioxide (RuO2) and charge-magnetic interference in Bragg diffraction of circularly polarized x-rays
S. W. Lovesey, D. D. Khalyavin, G. van der Laan
Rutile-type RuO2 likely supports a simple antiferromagnetic structure which can be verified by x-ray Bragg diffraction. Three magnetic motifs that do not break translation symmetry…
Electric Field Control of Chirality
Piush Behera, Molly A. May, Fernando Gómez-Ortiz +18
Polar textures have attracted significant attention in recent years as a promising analog to spin-based textures in ferromagnets. Here, using optical second harmonic generation bas…
Spin-current mediated exchange coupling in MgO-based magnetic tunnel junctions
L. Gladczuk, P. Dluzewski, K. Lasek +4
Heterostructures composed of ferromagnetic layers that are mutually interacting through a nonmagnetic spacer are at the core of magnetic sensor and memory devices. In the present s…
Absence of magnetic-proximity effect at the interface of BiSe and (Bi,Sb)Te with EuS
A. I. Figueroa, F. Bonell, M. G. Cuxart +5
We performed x-ray magnetic circular dichroism (XMCD) measurements on heterostructures comprising topological insulators (TIs) of the (Bi,Sb)(Se,Te) family and the magnetic…
Diffraction by multipoles in a 5d2 rhenium double perovskite
S. W. Lovesey, D. D. Khalyavin, G. van der Laan +1
A recent polarized neutron diffraction experiment on the 5d2 rhenium double perovskite Ba2YReO6 held at a low temperature uncovered weak magnetic diffraction peaks. Data analysis i…
Direct observation of the energy gain underpinning ferromagnetic superexchange in the electronic structure of CrGeTe
Matthew D. Watson, Igor Marković, Federico Mazzola +12
We investigate the temperature-dependent electronic structure of the van der Waals ferromagnet, CrGeTe. Using angle-resolved photoemission spectroscopy, we identify atomic- and…
Tailoring Hybrid Anomalous Hall Response in Engineered Magnetic Topological Insulator Heterostructures
Peng Chen, Yong Zhang, Qi Yao +14
Engineering the anomalous Hall effect (AHE) in the emerging magnetic topological insulators (MTIs) has great potentials for quantum information processing and spintronics applicati…