Nature of the spiral state, electric polarisation and magnetic transitions in Sr-doped YBaCuFeO${}_5$: A first-principles study

Dibyendu Dey, S. Nandy, T. Maitra +2

Contradictory results on the ferroelectric response of type II multiferroic YBaCuFeO${}_5$, in its incommensurate phase, has of late, opened up a lively debate. There are ambiguous…