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Ab initio study of magnetic CuSb compounds related to antiferromagnetic CuMnAs
Vojtěch Pařízek, Jakub Železný
The antiferromagnetic metal CuMnAs has become a workhorse of antiferromagnetic spintronics. A broad range of phenomena has been demonstrated in this material, most notably current-…
Symmetr: a Python package for determining symmetry properties of crystals
Jakub Železný
Condensed matter compounds typically form crystals, which break the rotational and translational invariance of space but remain invariant under a discrete set of symmetry operation…
Anisotropic magnetoresistance in altermagnetic MnTe
Ruben Dario Gonzalez Betancourt, Jan Zubáč, Kevin Geishendorf +12
Recently, MnTe was established as an altermagnetic material that hosts spin-polarized electronic bands as well as anomalous transport effects like the anomalous Hall effect. In add…
Anomalous Nernst effect in MnNiN thin films
Sebastian Beckert, João Godinho, Freya Johnson +13
The observation of a sizable anomalous Hall effect in magnetic materials with vanishing magnetization has renewed interest in understanding and engineering this phenomenon. Antifer…
Spontaneous anomalous Hall effect arising from an unconventional compensated magnetic phase in a semiconductor
R. D. Gonzalez Betancourt, J. Zubáč, R. J. Gonzalez-Hernandez +12
The anomalous Hall effect, commonly observed in metallic magnets, has been established to originate from the time-reversal symmetry breaking by an internal macroscopic magnetizatio…
Theoretical Study of Extrinsic Spin-current Generation in Ferromagnets Induced by Anisotropic Spin-flip Scattering
Yuta Yahagi, Jakub Zelezny, Daisuke Miura +1
The spin Hall effect (SHE) and the magnetic spin Hall effect (MSHE) are responsible for electrical spin current generation, which is a key concept of modern spintronics. We theoret…
Atomically sharp domain walls in an antiferromagnet
Filip Krizek, Sonka Reimers, Zdeněk Kašpar +18
The interest in understanding scaling limits of magnetic textures such as domain walls spans the entire field of magnetism from its relativistic quantum fundamentals to application…
Electrical transport properties of bulk tetragonal CuMnAs
J Volny, D. Wagenknecht, J Zelezny +7
Temperature-dependent resistivity and magnetoresistance are measured in bulk tetragonal phase of antiferromagnetic CuMnAs and the latter is found to be anisotropic both due to stru…
Tunning Spin Hall conductivities in GeTe by Ferroelectric Polarization
Wenxu Zhang, Zhao Teng, Huizhong Zeng +3
Controlling charge-spin current conversion by electric fields is crucial in spintronic devices, which can be realized in diatom ferroelectric semiconductor GeTe where it is establi…
Electrical switching of perpendicular magnetization in L10 FePt single layer
Liang Liu, Jihang Yu, Rafael González-Hernández +12
Electrical manipulation of magnetization is essential for integration of magnetic functionalities such as magnetic memories and magnetic logic devices into electronic circuits. The…
Electrically induced and detected Néel vector reversal in a collinear antiferromagnet
J. Godinho, H. Reichlova, D. Kriegner +11
Electrical detection of the 180 deg spin reversal, which is the basis of the operation of ferromagnetic memories, is among the outstanding challenges in the research of antiferroma…
Band structure of CuMnAs probed by optical and photoemission spectroscopy
M. Veis, J. Minar, G. Steciuk +19
Tetragonal phase of CuMnAs progressively appears as one of the key materials for antiferromagnetic spintronics due to efficient current-induced spin-orbit torques whose existence c…
Spin Hall effect emerging from a chiral magnetic lattice without spin-orbit coupling
Yang Zhang, Jakub Zelezny, Yan Sun +2
The spin Hall effect (SHE), which converts a charge current into a transverse spin current, has long been believed to be a phenomenon induced by the spin--orbit coupling. Here, we…
Optical determination of the Neel vector in a CuMnAs thin-film antiferromagnet
V. Saidl, P. Nemec, P. Wadley +12
Recent breakthroughs in electrical detection and manipulation of antiferromagnets have opened a new avenue in the research of non-volatile spintronic devices. Antiparallel spin sub…
Relativistic Neel-order fields induced by electrical current in antiferromagnets
J. Zelezny, H. Gao, K. Vyborny +6
We predict that a lateral electrical current in antiferromagnets can induce non-equilibrium Néel order fields, i.e. fields whose sign alternates between the spin sublattices, which…
Tetragonal phase of epitaxial room-temperature antiferromagnet CuMnAs
P. Wadley, V. Novák, R. P. Campion +20
Recent studies have demonstrated the potential of antiferromagnets as the active component in spintronic devices. This is in contrast to their current passive role as pinning layer…
Anisotropic magnetoresistance in antiferromagnetic semiconductor Sr2IrO4 epitaxial heterostructure
X. Marti, I. Fina, Di Yi +8
Lord Kelvin with his discovery of the anisotropic magnetoresistance (AMR) phenomenon in Ni and Fe was 70 years ahead of the formulation of relativistic quantum mechanics the effect…