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Related papers: A Neutron diffraction study of multiferroics RMn2O…

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The coupling of magnetic chiralities to the ferroelectric polarisation in multiferroic RbFe(MoO$_4$)$_2$ is investigated by neutron spherical polarimetry. Because of the axiality of the crystal structure below $T_\textrm{c}$ = 190 K,…

Understanding the multiferroic coupling is one of the key issues in the feld of multiferroics. As shown here theoretically, the ferromagnetic resonance (FMR) renders possible an access to the magnetoelectric coupling coefficient in…

Materials Science · Physics 2013-09-17 A. Sukhov , P. P. Horley , C. -L. Jia , J. Berakdar

We report on the thermodynamic, magnetic properties and the magnetic structure of ludwigite-type Cu2MnBO5. The specific heat, the low-field magnetization and the paramagnetic susceptibility were studied on a single crystal and combined with…

We have performed dielectric measurements and neutron diffraction experiments on the double perovskite In2NiMnO6. A ferroelectric polarization, P ~ 30 {\mu}C/m2, is observed in a polycrystalline sample below TN = 26 K where a magnetic phase…

We discuss possible magnetic structures in UPt$_3$ based on our analysis of elastic neutron-scattering experiments in high magnetic fields at temperatures $T<T_N$. The existing experimental data can be explained by a single-{\bf q}…

Strongly Correlated Electrons · Physics 2009-10-31 Juana Moreno , J. A. Sauls

We report the magnetic diffraction pattern and spin wave excitations in (CD$_3$)$_2$ND$_2$[Mn(DCO$_2$)$_3$] measured using elastic and inelastic neutron scattering. The magnetic structure is shown to be a G-type antiferromagnet with moments…

Strongly Correlated Electrons · Physics 2017-10-02 H. C. Walker , H. D. Duncan , M. D. Le , D. A. Keen , D. J. Voneshen , A. E. Phillips

We studied magnetic excitations in a low-temperature ferroelectric phase of the multiferroic YMn2O5 using inelastic neutron scattering (INS). We identify low-energy magnon modes and establish a correspondence between the magnon peaks…

Strongly Correlated Electrons · Physics 2015-05-19 J. -H. Kim , M. A. van. der. Vegte , A. Scaramucci , S. Artyukhin , J. -H. Chung , S. Park , S. -W. Cheong , M. Mostovoy , S. -H. Lee

We have studied the high temperature multiferroic cupric oxide using polarized neutron diffraction as a function of temperature and applied electric field. We find that the chiral domain population can be varied using an external electric…

Strongly Correlated Electrons · Physics 2012-08-08 P. Babkevich , A. Poole , R. D. Johnson , B. Roessli , D. Prabhakaran , A. T. Boothroyd

Multiferroic materials exhibit the coexistence of magnetic and electric order. They are at the forefront of modern condensed matter physics due to their potential applications in next-generation technologies such as data storage, sensors,…

Strongly Correlated Electrons · Physics 2025-09-15 Daniel C. Cabra , Gerardo L. Rossini

Polar metals with ferroelectric-like displacements in metals have been achieved recently, half century later than Anderson and Blount's prediction. However, the genuine ferroelectricity with electrical dipolar switching has not yet been…

We report on the evolution of the magnetic structure of BiFeO3 thin films grown on SrTiO3 substrates as a function of Sm doping. We determined the magnetic structure using neutron diffraction. We found that as Sm increases, the magnetic…

Ferroelectric and ferromagnetic materials possess spontaneous electric and magnetic order, respectively, which can be switched by the corresponding applied electric and magnetic fields. Multiferroics combine these properties in a single…

Strongly Correlated Electrons · Physics 2012-11-27 J. Lee , S. A. Trugman , C. D. Batista , C. L. Zhang , D. Talbayev , X. S. Xu , S. --W. Cheong , D. A. Yarotski , A. J. Taylor , R. P. Prasankumar

First principles density functional theory DFT+U calculations and experimental neutron diffraction structure analyses were used to determine the low-temperature crystallographic and magnetic structure of bixbyite Mn2O3. The energies of…

Materials Science · Physics 2013-05-20 Eric Cockayne , Igor Levin , Hui Wu , Anna Llobet

Two-dimensional (2D) multiferroics exhibit cross-control capacity between magnetic and electric responses in reduced spatial domain, making them well suited for next-generation nanoscale devices; however, progress has been slow in…

Materials Science · Physics 2020-05-15 Jing Shang , Chun Li , Aijun Du , Ting Liao , Yuantong Gu , Yandong Ma , Liangzhi Kou , Changfeng Chen

The scope of magnetic neutron scattering has been expanded by the observation of electronic Dirac dipoles (anapoles) that are polar (parity-odd) and magnetic (time-odd). A zero-magnetization ferromagnet Sm0.976Gd0.024Al2 with a diamond-type…

Materials Science · Physics 2019-02-06 S. W. Lovesey , T. Chatterji , A. Stunault , D. D. Khalyavin , G. van der Laan

Neutron diffraction has been used to investigate antiferromagnetism since 1949. Here we show that antiferromagnetic reflections can also be seen in transmission electron diffraction patterns from NiO. The diffraction patterns taken here…

Materials Science · Physics 2013-05-30 J. C. Loudon

Rutile-type RuO2 likely supports a simple antiferromagnetic structure which can be verified by x-ray Bragg diffraction. Three magnetic motifs that do not break translation symmetry are explored in calculations of amplitudes suitable for…

Strongly Correlated Electrons · Physics 2022-01-12 S. W. Lovesey , D. D. Khalyavin , G. van der Laan

Motivated by the potential applications of their intrinsic cross-coupling properties, the interest in multiferroic materials has constantly increased recently, leading to significant experimental and theoretical advancements. From the…

Materials Science · Physics 2015-02-11 Paolo Barone , Silvia Picozzi

In light of recent improvements in the theory of rare earth magnets, as well as the availability of improved neutron powder diffraction data on these materials, we revisit the magnetic single-ion properties of SmCo$_5$ and the magnetic…

Strongly Correlated Electrons · Physics 2025-08-15 F. de Almeida Passos , G. J. Nilsen , R. Dankelman , M. Thijs , G. Balakrishnan , S. Kumar , A. Thamizhavel , J. Larrea Jiménez

Recent interests towards novel functionalities arising at domain walls of ferroic materials naturally call for a microscopic understanding. To this end, first-principles calculations have been performed in order to provide solid evidence of…

Materials Science · Physics 2014-04-09 Paolo Barone , Domenico Di Sante , Silvia Picozzi