Bifurcations observed in the spectra of coupled electron-phonon modes in multiferroic $PrF{e}_3(B{O}_3{)}_4$ subjected to a magnetic field

K. N. Boldyrev, T. N. Stanislavchuk, A. A. Sirenko +3

We report on bifurcations effect mediated by the electron-phonon coupling in a concentrated rare-earth-containing antiferromagnet, observed in the spectra of coupled $4f$-electron-…