Noriki Terada

Electric polarization induced by a proper helical magnetic ordering in a delafossite multiferroic Cu Fe 1 − x Al x O 2

We have established the relationship between the electric polarization vector and the local spin arrangement including vector spin chirality in delafossite multiferroic

“Spin-Driven” Crystal Lattice Distortion in Frustrated Magnet CuFeO2: Synchrotron X-ray Diffraction Study

\mathrm{Cu}{\mathrm{Fe}}_{1\ensuremath{-}x}{\mathrm{Al}}_{x}{\mathrm{O}}_{2}

Magnetic Phase Diagram of the Triangular Lattice Antiferromagnet CuFe1-xAlxO2

. The results of polarized neutron diffraction and pyroelectric measurements demonstrate that proper helical magnetic ordering in

In situ neutron diffraction study of aligning of crystal orientation in diamagnetic ceramics under magnetic fields

\mathrm{Cu}{\mathrm{Fe}}_{1\ensuremath{-}x}{\mathrm{Al}}_{x}{\mathrm{O}}_{2}

High-pressure synthesis, crystal structures, and properties of CdMn7O12 and SrMn7O12 perovskites.

induces a spontaneous electric polarization parallel to the vector spin chirality. This result cannot be explained by the Katsura-Nagaosa-Balatsky model, which successfully explains the ferroelectricity in recently explored ferroelectric helimagnets, such as

Restoring Higher Symmetric Crystal Structure with Magnetic Field in Triangular Lattice Antiferromagnet CuFeO2

\mathrm{Tb}\mathrm{Mn}{\mathrm{O}}_{3}

Identification of microscopic spin-polarization coupling in the ferroelectric phase of magnetoelectric multiferroic CuFe 1 − x Al x O 2

. We thus conclude that

Neutron diffraction texture analysis for α-Al2O3 oriented by high magnetic field and sintering

\mathrm{Cu}{\mathrm{Fe}}_{1\ensuremath{-}x}{\mathrm{Al}}_{x}{\mathrm{O}}_{2}

Field-induced Incommensurate Lattice Modulations in the Delafossite CuFeO2

is another type of multiferroic.

Magnetization Process and the Associated Lattice Deformations in an Intermetallic Compound Gd5Ge3

We have performed synchrotron radiation X-ray diffraction measurements on a triangular lattice antiferromagnet CuFeO 2 , using the single crystal. The crystal lattice symmetry lowers from hexagonal...