147 citations · 513 across the 36 of their papers we have counts for
36 papers
Propagation of laser-generated GHz surface acoustic wavepackets in FeRh/MgO(001) below and above the antiferromagnetic-ferromagnetic phase transition
Ia. A. Mogunov, A. Yu. Klokov, N. Yu. Frolov +6
Magnetoacoustic devices that harness the strong coupling between acoustic waves and magnons have emerged as a promising platform for energy-efficient spintronics. Laser-generated p…
Role of spatiotemporal nonuniformities in laser-induced magnetization precession damping
P. I. Gerevenkov, Ia. A. Filatov, L. A. Shelukhin +2
Laser-induced magnetization precession measurements in ferromagnets often reveal an anomalous decrease in the damping time near a field-induced second-order spin-orientation transi…
Harnessing magnetic anisotropy for nonlinear magnetization precession and spin waves
P. I. Gerevenkov, L. A. Shelukhin, Ia. A. Filatov +2
The nonlinearity of magnetization precession and spin waves is a cornerstone of contemporary magnonics. We investigate nonlinear magnetization dynamics in a thin epitaxial iron fil…
Role of magnon-magnon interaction in optical excitation of coherent two-magnon modes
E. A. Arkhipova, A. E. Fedianin, I. A. Eliseyev +4
Two-magnon modes are terahertz-frequency magnetic excitations in antiferromagnets, governed by exchange interactions, involving magnons from the entire Brillouin zone and dominated…
Spin and lattice dynamics at the spin-reorientation transitions in the rare-earth orthoferrite SmTbFeO
R. M. Dubrovin, A. I. Brulev, N. R. Vovk +10
Linear and non-linear couplings of magnetic and lattice excitations are at the heart of many fascinating magnetophononic phenomena observed in rare-earth orthoferrites, the distinc…
Switching picosecond magnetoacoustic regimes in a ferromagnetic waveguide
P. I. Gerevenkov, Ia. A. Mogunov, Ia. A. Filatov +4
The development of magnonics requires energy-efficient methods for generating spin waves and controlling their parameters. Acoustic waves are known to resonantly excite spin waves…
Switching of an antiferromagnet controlled by spin canting in a laser-induced hidden phase
A. V. Kuzikova, N. A. Liubachko, S. N. Barilo +3
During laser-induced phase transitions, fast transformations of electronic, atomic, and spin configurations often involve emergence of hidden and metastable phases. Being inaccessi…
Enhanced laser-induced single-cycle terahertz generation in a spintronic emitter with a gradient interface
L. A. Shelukhin, A. V. Kuzikova, A. V. Telegin +6
The development of spintronic emitters of broadband THz pulses relies on designing heterostructures where processes of laser-driven spin current generation and subsequent spin-to-c…
Lattice dynamics and mixing of polar phonons in the rare-earth orthoferrite TbFeO
R. M. Dubrovin, E. M. Roginskii, V. A. Chernyshev +10
Rare-earth orthoferrites are a promising platform for antiferromagnetic spintronics with a rich variety of terahertz spin and lattice dynamics phenomena. For instance, it has been…
Spontaneous and impulsive stimulated Raman scattering from two-magnon modes in a cubic antiferromagnet
Anatolii E. Fedianin, Alexandra M. Kalashnikova, Johan H. Mentink
Exchange interactions govern the ordering between microscopic spins and the highest-frequency spin excitations - magnons at the edge of the Brillouin zone. As well known from spont…
Giant intrinsic nonlinear phonon-magnon coupling in the antiferromagnet CoF
M. A. Prosnikov, M. Bal, R. V. Pisarev +2
The observation of strongly coupled lattice and spin dynamics in altermagnet CoF is reported. On the background of the expected spin-phonon interaction leading to renormalizati…
Tunable quasi-discrete spectrum of spin waves excited by periodic laser patterns
Ia. A. Filatov, P. I. Gerevenkov, N. E. Khokhlov +1
We present a concept for selective excitation of magnetostatic surface waves with quasi-discrete spectrum using spatially patterned femtosecond laser pulses inducing either ultrafa…
Laser-induced Demagnetization in van der Waals - and Ising-like Antiferromagnets NiPS and FePS
D. V. Kuntu, E. A. Arkhipova, L. A. Shelukhin +9
The critical behaviour of laser-induced changes in magnetic ordering is studied experimentally in two-dimensional zigzag antiferromagnets -like NiPS and Ising-like FePS…
Spatial asymmetry of optically excited spin waves in anisotropic ferromagnetic film
N. E. Khokhlov, Ia. A. Filatov, A. M. Kalashnikova
We analytically discuss and micromagnetically prove the ways to tune the spatial asymmetry of the initial phase, amplitude, and wavevectors of magnetostatic waves driven by ultrafa…
Coherent THz Spin Dynamics in Antiferromagnets Beyond the Approximation of the Néel vector
F. Formisano, T. T. Gareev, D. I. Khusyainov +8
Controlled generation of coherent spin waves with highest possible frequencies and the shortest possible wavelengths is a cornerstone of spintronics and magnonics. Here, using the…
Laser-driven first-order spin reorientation and Verwey phase transitions in the magnetite FeO beyond the range of thermodynamic equilibrium
A. V. Kuzikova, L. A. Shelukhin, F. M. Maksimov +3
Ultrafast photo-induced phase transitions occurring under the impact of femtosecond laser pulses provide versatile opport unities for switching solids between distinctly-different…
Selection rules for ultrafast laser excitation and detection of spin correlations dynamics in a cubic antiferromagnet
Anatolii E. Fedianin, Alexandra M. Kalashnikova, Johan H. Mentink
Exchange interactions determine the correlations between microscopic spins in magnetic materials. Probing the dynamics of these spin correlations on ultrashort length and time scal…
Nonreciprocal collective magnetostatic wave modes in geometrically asymmetric bilayer structure with nonmagnetic spacer
P. I. Gerevenkov, V. D. Bessonov, V. S. Teplov +3
Nonreciprocity, i.e. inequivalence in amplitudes and frequencies of spin waves propagating in opposite directions, is a key property underlying functionality in prospective magnoni…
Unidirectional propagation of spin waves excited by femtosecond laser pulses in a planar waveguide
P. I. Gerevenkov, Ia. A. Filatov, A. M. Kalashnikova +1
Low-energy magnonic logic circuits are an actively developing field of modern magnetism. The potential benefits of magnonics for data processing are vitally dependent on units base…
Ultrafast coherent THz lattice dynamics coupled to spins in a van der Waals antiferromagnetic flake
Fabian Mertens, David Mönkebüscher, Eugenio Coronado +8
A coherent THz optical lattice mode is triggered by femtosecond laser pulses in the antiferromagnetic van der Waals semiconductor FePS. The 380 nm thick exfoliated flake was pl…
Spectrum evolution and chirping of laser-induced spin wave packets in thin iron films
Ia. A. Filatov, P. I. Gerevenkov, M. Wang +3
We present the experimental study of ultrafast optical excitation of magnetostatic surface spin wave (MSSW) packets and their spectral properties in thin films of pure iron. As the…
Effect of magnetic anisotropy relaxation on laser-induced magnetization precession in thin galfenol films
P. I. Gerevenkov, D. V. Kuntu, Ia. A. Filatov +6
The rate and pathways of relaxation of a magnetic medium to its equilibrium following excitation with intense and short laser pulses are the key ingredients of ultrafast optical co…
Néel domain wall as a tunable filter for optically excited magnetostatic waves
N. E. Khokhlov, A. E. Khramova, Ia. A. Filatov +3
We present a concept of a tunable optical excitation of spin waves and filtering their spectra in a ferromagnetic film with 180 Néel domain wall. We show by means of micr…
Laser-induced THz magnetism of antiferromagnetic CoF
F. Formisano, R. M. Dubrovin, R. V. Pisarev +2
Excitation, detection and control of coherent THz magnetic excitation in antiferromagnets are challenging problems that can be addressed using ever shorter laser pulses. We study e…