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Related papers: Magnetoelastic relaxations in EuTiO3

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Investigating the competition between ferroelectric ordering and quantum fluctuations is essential to tailor the desired functionalities of mixed ferroelectric and incipient ferroelectric systems, like, (Ba,Sr)TiO3 and (Eu,Ba)TiO3.…

Materials Science · Physics 2021-10-26 Bommareddy Poojitha , Km Rubi , Soumya Sarkar , R. Mahendiran , T. Venkatesan , Surajit Saha

First-principles density functional calculations show that the $\textrm{SrRuO}_{3}/\textrm{PbTiO}_{3}/\textrm{SrRuO}_{3}$ multiferroic junction with asymmetric (RuO$_{2}$/PbO and TiO$_{2}$/SrO) interfaces has a large ferroelectric…

Materials Science · Physics 2013-12-20 Francesco Ricci , Alessio Filippetti , Vincenzo Fiorentini

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

Antiferromagnets (AFMs) are presently considered as promising materials for applications in spintronics and random access memories due to the robustness of information stored in AFM state against perturbing magnetic fields (P. Wadley et…

Many technological applications of multiferroics are based on their ability to reconstruct the domain structure (DS) under the action of small external fields. In the present paper we analyze the different scenarios of the DS behavior in a…

Mesoscale and Nanoscale Physics · Physics 2015-03-13 Helen V. Gomonay , Ieugeniya G. Korniienko , Vadim M. Loktev

We report synthesis of phase pure multiferroic YMnO3 thin films on sapphire (0001)with conducting ZnGaO buffer contact layer. Films were prepared by using pulsed laser deposition technique and characterized using x-ray diffraction(XRD),…

Materials Science · Physics 2015-05-13 A. K. Singh , M. Snure , A. Tiwari , S. Patnaik

Using first-principles calculations we determine the role of compressive and tensile uniaxial and equibiaxial strain on the structural, electronic and magnetic properties of V$_2$O$_3$. We find that compressive strain increases the energy…

Materials Science · Physics 2019-12-04 Darshana Wickramaratne , Noam Bernstein , I. I. Mazin

We report the magnetic field dependent dc magnetization and the pressure-dependent (pmax ~ 16 kbar) ac susceptibilities Xp(T) on both powder and bulk multiferroic BiMnO3 samples, synthesized in different batches under high pressure. A clear…

Strongly Correlated Electrons · Physics 2010-03-11 C. C. Chou , S. Taran , J. L. Her , C. P. Sun , C. L. Huang , H. Sakurai , A. A. Belik , E. Takayama-Muromachi , H. D. Yang

A series of manganites Tb1-xHoxMnO3 (0<=x<=0.6) with orthorhombic structure are synthesized and detailed investigations on their multiferroicity are performed. Successive magnetic transitions upon temperature variation are evidenced for all…

Strongly Correlated Electrons · Physics 2010-04-19 C. L. Lu , S. Dong , K. F. Wang , J. -M. Liu

Magnetic structure evolution of multiferroic hexagonal $YMn_{1-x}Fe_{x}O_{3}$ (${x} = 0, 0.05,$ and $0.1$) has been studied by carrying out detailed temperature-dependent neutron diffraction at zero- and 5T-fields. Thermodynamic data…

Materials Science · Physics 2017-07-26 Sonu Namdeo , S. S. S. Rao , S. D. Kaushik , V. Siruguri , A. M. Awasthi

Multiferroics are a unique class of materials where magnetic and ferroelectric orders coexist. The research on multiferroics contributes significantly to the fundamental understanding of the strong correlations between different material…

Materials Science · Physics 2021-11-03 A. C. Garcia-Castro , Yanjun Ma , Zachary Romestan , Eric Bousquet , Cheng Cen , Aldo H. Romero

We investigate the structural and magnetic phase transitions in EuTi1-xNbxO3 with synchrotron powder X-ray diffraction (XRD), resonant ultrasound spectroscopy (RUS), and magnetization measurements. Upon Nb-doping, the Pm-3m to I4/mcm…

We report muon-spin rotation, heat capacity, magnetization, and ac magnetic susceptibility measurements of the layered spin-1/2 antiferromagnet NaNiO2. These show the onset of long-range magnetic order below T_N = 19.5K. Rapid muon…

Strongly Correlated Electrons · Physics 2010-07-08 P. J. Baker , T. Lancaster , S. J. Blundell , M. L. Brooks , W. Hayes , D. Prabhakaran , F. L. Pratt

The presence of domains in ferroic materials can negatively affect their macroscopic properties and hence their usefulness in device applications. From an experimental perspective, measuring materials comprising multiple domains can…

Strongly Correlated Electrons · Physics 2019-02-20 N. Waterfield Price , A. M. Vibhakar , R. D. Johnson , J. Schad , W. Saenrang , A. Bombardi , F. P. Chmiel , C. B. Eom , P. G. Radaelli

Using resonant soft X-ray techniques we follow the magnetic behavior of a strained epitaxial film of CoCr2O4, a type-II multiferroic. The film is [110]-oriented, such that both the ferroelectric and ferromagnetic moments can coexist in…

Electrical resistivity \rho(T) of the 5f ferromagnet UGa2 was investigated for single-crystal samples as a function of pressure and magnetic field. The Curie temperature monotonously increases from T$_{C}$ = 124 K under quasi-hydrostatic…

Strongly Correlated Electrons · Physics 2015-02-18 A. V. Kolomiets , J. -C. Griveau , J. Prchal , A. V. Andreev , L. Havela

RuO$_{2}$ has been proposed as the prototypical altermagnetic material. However, several reports have recently questioned its intrinsic magnetic ordering, leading to conflicting findings, especially in thin film heterostructures pointing to…

Zero-field muon-spin relaxation measurements of the frustrated triangular quantum magnet AgNiO2 are consistent with a model of charge disproportionation that has been advanced to explain the structural and magnetic properties of this…

Strongly Correlated Electrons · Physics 2009-11-13 T. Lancaster , S. J. Blundell , P. J. Baker , M. L. Brooks , W. Hayes , F. L. Pratt , R. Coldea , T. Soergel , M. Jansen

We report on the temperature dependent Raman spectroscopic studies of orthorombic distorted perovskite YCrO3 in the temperature range of 20-300K. Temperature dependence of DC-magnetization measurement under field cooled and zero field…

Materials Science · Physics 2013-09-30 Yogesh Sharma , Satyaprakash Sahoo , W. Perez , Ram S. Katiyar

We investigate the magnetization dynamics of $TmFeO_3$ single crystals across the spin-reorientation phase transition using broadband microwave absorption spectroscopy up to 87.5 GHz. Temperature- and magnetic-field-dependent…

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