411 citations · 1.6k across the 20 of their papers we have counts for
20 papers
Altermagnetic spintronics
T. Jungwirth, J. Sinova, P. Wadley +5
The research landscape of magnetism has been recently enriched by the discovery of altermagnetism. It is an unconventional phase of matter characterized by a d-wave (or higher even…
Spin-to-charge-current conversion in altermagnetic candidate RuO probed by terahertz emission spectroscopy
J. Jechumtál, O. Gueckstock, K. Jasenský +19
Using the THz emission spectroscopy, we investigate ultrafast spin-to-charge current conversion in epitaxial thin films of the altermagnetic candidate RuO. We perform a quantit…
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…
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…
Atomic Layer Deposition of Yttrium Iron Garnet Thin Films for 3D Magnetic Structures
M. Lammel, D. Scheffler, D. Pohl +11
A wide variety of new phenomena such as novel magnetization configurations have been predicted to occur in three dimensional magnetic nanostructures. However, the fabrication of su…
Magneto-Seebeck microscopy of domain switching in collinear antiferromagnet CuMnAs
Tomas Janda, Joao Godinho, Tomas Ostatnicky +23
Antiferromagnets offer spintronic device characteristics unparalleled in ferromagnets owing to their lack of stray fields, THz spin dynamics, and rich materials landscape. Microsco…
Imaging and writing magnetic domains in the non-collinear antiferromagnet MnSn
Helena Reichlova, Tomas Janda, Joao Godinho +12
Harnessing the unique properties of non-collinear antiferromagnets (AFMs) will be essential for exploiting the full potential of antiferromagnetic spintronics. Indeed, many of 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…
Short-range antiferromagnetic interaction and spin-phonon coupling in La2CoMnO6 double perovskite
R. X. Silva, C. C. Santos, H. Reichlova +3
Weak antiferromagnetic (AF) interaction in the ferromagnetic (FM) partially ordered La2CoMnO6 (LCMO) was detected by Raman spectroscopy by monitoring spin-phonon coupling. Because…
Magnetic anisotropy in antiferromagnetic hexagonal MnTe
D. Kriegner, H. Reichlova, J. Grenzer +12
Antiferromagnetic hexagonal MnTe is a promising material for spintronic devices relying on the control of antiferromagnetic domain orientations. Here we report on neutron diffracti…
Temperature and thickness dependence of tunneling anisotropic magnetoresistance in exchange-biased Py/IrMn/MgO/Ta stacks
H. Reichlova, V. Novak, Y. Kurosaki +9
We investigate the thickness and temperature dependence of a series of Ni0:8Fe0:2/Ir0:2Mn0:8 bilayer samples with varying thickness ratio of the ferromagnet/antiferromagnet (tFM/tA…
Optical investigation of magneto-structural phase transition in FeRh
V. Saidl, M. Brajer, L. Horak +9
Magneto-structural phase transition in FeRh epitaxial layers was studied optically. It is shown that the transition between the low-temperature antiferromagnetic phase and the high…
Multiple-stable anisotropic magnetoresistance memory in antiferromagnetic MnTe
D. Kriegner, K. Vyborny, K. Olejnik +10
A common perception assumes that magnetic memories require ferromagnetic materials with a non-zero net magnetic moment. However, it has been recently proposed that compensated anti…
Role of rare-earth ionic radii on the spin-phonon coupling in multiferroic ordered double perovskites
R. B. Macedo Filho, D. A. B. Barbosa, H. Reichlova +4
In this paper we investigated the influence of the rare-earth ionic radii on the spin-phonon coupling in RE2NiMnO6 double perovskites by Raman spectroscopy. Spin-phonon in dense Nd…
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…
Spin-phonon coupling in Gd(Co1/2Mn1/2)O3 perovskite
R. X. Silva, H. Reichlova, X. Marti +4
We have investigated the temperature-dependent Raman-active phonons and the magnetic properties of Gd(Co1/2Mn1/2)O3 perovskite ceramics in the temperature range from 40 K to 300 K.…
Establishing micromagnetic parameters of ferromagnetic semiconductor (Ga,Mn)As
P. Nemec, V. Novak, N. Tesarova +10
(Ga,Mn)As is at the forefront of research exploring the synergy of magnetism with the physics and technology of semiconductors, and has led to discoveries of new spin-dependent phe…
Direct measurement of the three dimensional magnetization vector trajectory in GaMnAs by a magneto-optical pump-and-probe method
N. Tesarova, P. Nemec, E. Rozkotova +7
We report on a quantitative experimental determination of the three-dimensional magnetization vector trajectory in GaMnAs by means of the static and time-resolved pump-and-probe ma…
Electrical measurement of antiferromagnetic moments in exchange-coupled IrMn/NiFe stacks
X. Marti, B. G. Park, J. Wunderlich +8
We employ the recently discovered antiferromagnetic tunneling anisotropic magnetoresistance to study the behavior of antiferromagnetically ordered moments in IrMn exchange coupled…
CuMn-V compounds: a transition from semimetal low-temperature to semiconductor high-temperature antiferromagnets
F. Maca, J. Masek, O. Stelmakhovych +7
We report on a theoretical and experimental study of CuMn-V antiferromagnets. Previous works showed low-temperature antiferomagnetism and semimetal electronic structure of the semi…