R. V. Pisarev

collaborators

2 papers

cond-mat.str-el2026

Nonlinear Optical Probing of Ferroic-Octupolar Order Parameter in Collinear Altermagnet

P. A. Usachev, R. V. Pisarev, V. V. Pavlov

Altermagnetism as a new concept in condensed matter physics is currently being thoroughly investigated. Despite the absence of macroscopic magnetization, altermagnets host a hidden…

cond-mat.mtrl-sci2025

Spin and lattice dynamics at the spin-reorientation transitions in the rare-earth orthoferrite Sm $_{0.55}$ Tb $_{0.45}$ FeO $_{3}$

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…

Nonlinear Optical Probing of Ferroic-Octupolar Order Parameter in Collinear Altermagnet

Spin and lattice dynamics at the spin-reorientation transitions in the rare-earth orthoferrite Sm0.55​Tb0.45​FeO3​

Spin and lattice dynamics at the spin-reorientation transitions in the rare-earth orthoferrite Sm $_{0.55}$ Tb $_{0.45}$ FeO $_{3}$