[HTML][HTML] Electrically tunable detector of THz-frequency signals based on an antiferromagnet

A Safin, V Puliafito, M Carpentieri, G Finocchio… - Applied Physics …, 2020 - pubs.aip.org
A concept of an electrically tunable resonance detector of THz-frequency signals based on
an antiferromagnetic/heavy metal (AFM/HM) heterostructure is proposed. The conversion of …

Design of new-concept magnetomechanical devices by phase-field simulations

JM Hu - MRS Bulletin, 2024 - Springer
The phase-field method enables simulating the spatiotemporal evolution of the coupled
physical-order parameters under externally applied fields in a wide range of materials and …

[HTML][HTML] Theory of antiferromagnet-based detector of terahertz frequency signals

A Safin, S Nikitov, A Kirilyuk, V Tyberkevych, A Slavin - Magnetochemistry, 2022 - mdpi.com
We present a theory of a detector of terahertz-frequency signals based on an
antiferromagnetic (AFM) crystal. The conversion of a THz-frequency electromagnetic signal …

[HTML][HTML] Spin-orbit torque manipulation of sub-terahertz magnons in antiferromagnetic α-Fe2O3

D Yang, T Kim, K Lee, C Xu, Y Liu, F Wang… - Nature …, 2024 - nature.com
The ability to electrically manipulate antiferromagnetic magnons, essential for extending the
operating speed of spintronic devices into the terahertz regime, remains a major challenge …

Voltage-controlled magnetic anisotropy in antiferromagnetic MgO-capped MnPt films

PH Chang, W Fang, T Ozaki, KD Belashchenko - Physical Review Materials, 2021 - APS
The magnetic anisotropy in MgO-capped MnPt films and its voltage control are studied using
first-principles calculations. Sharp variation of the magnetic anisotropy with film thickness …

Identification of Néel Vector Orientation in Antiferromagnetic Domains Switched by Currents in Thin Films

C Schmitt, L Baldrati, L Sanchez-Tejerina… - Physical Review …, 2021 - APS
Understanding the electrical manipulation of the antiferromagnetic order is a crucial aspect
to enable the design of antiferromagnetic devices working at THz frequencies. Focusing on …

Optically initialized and current-controlled logical element based on antiferromagnetic-heavy metal heterostructures for neuromorphic computing

A Mitrofanova, A Safin, O Kravchenko, S Nikitov… - Applied Physics …, 2022 - pubs.aip.org
ABSTRACT A concept of optically triggered and electrically controlled ultra-fast
neuromorphic computing processor based on an antiferromagnetic/heavy metal (AFM/HM) …

Tunable range of terahertz oscillations triggered by the spin Hall effect in a biaxial antiferromagnet

YQ Zhao, PB He, MQ Cai - Physical Review B, 2022 - APS
We present a theoretical study on the current and frequency windows of self-oscillations
induced by the dampinglike spin-orbit torque in a biaxial antiferromagnet. By the linear …

Theory of the electric field controlled antiferromagnetic spin Hall oscillator and detector

G Consolo, G Valenti, AR Safin, SA Nikitov… - Physical Review B, 2021 - APS
A theory of electrically controlled THz-frequency auto-oscillator, based on a trilayer
heterostructure comprised of piezoelectric (PZ) ceramics, an NiO-based antiferromagnet …

Temperature tunable oscillator of THz-frequency signals based on the orthoferrite/heavy metal heterostructure

AA Meshcheryakov, AR Safin… - Journal of Physics D …, 2021 - iopscience.iop.org
There is a considerable interest in development and realization of the terahertz-frequency
range oscillators and detectors. In this work a concept of temperature tunable THz oscillator …