English
Related papers

Related papers: Magnetically dead layer in interacting ultrafine N…

200 papers

Temperature dependent $^{57}$Fe M\"ossbauer spectroscopy and specific heat measurements for CaK(Fe$_{1-x}$Ni$_x$)$_4$As$_4$ with $x$ = 0, 0.017, 0.033, and 0.049 are presented. No magnetic hyperfine field (e.g. no static magnetic order)…

The van der Waals (vdW) layered multiferroics, which host simultaneous ferroelectric and magnetic orders, have attracted attention not only for their potentials to be utilized in nanoelectric devices and spintronics, but also offer…

DyFeO3 exhibits a weak ferromagnetism (TNFe ~ 645 K) that disappears below a spin-reorientation (Morin) transition at TSRFe ~ 50 K. It is also known that applied magnetic field induces ferroelectricity at the magnetic ordering temperature…

Materials Science · Physics 2013-01-16 B. Rajeswaran , D. Sanyal , Mahuya Chakrabarti , Y. Sundarayya , A. Sundaresan , C. N. R. Rao

The understanding of the interplay between different orders in a solid is a key challenge in highly correlated electronic systems. In real systems this is even more difficult since disorder can have a strong influence on the subtle balance…

Strongly Correlated Electrons · Physics 2018-05-02 A. Suter , G. Logvenov , A. V. Boris , F. Baiutti , F. Wrobel , L. Howald , E. Stilp , Z. Salman , T. Prokscha , B. Keimer

Soft x-ray resonant scattering has been used to examine the charge and magnetic interactions in the cycloidal antiferromagnetic compound \dyfeal. By tuning to the Dy $M_4$ and $M_5$ absorption edges and the Fe L(2) and L(3) absorption edges…

Strongly Correlated Electrons · Physics 2007-05-23 T. A. W. Beale , S. B. Wilkins , P. D. Hatton , P. Abbamonte , S. Stanescu , J. A. Paixao

Polarized Neutron Reflectometry and magnetometry measurements have been used to obtain a comprehensive picture of the magnetic structure of a series of La{2/3}Sr{1/3}MnO{3}/Pr{2/3}Ca{1/3}MnO{3} (LSMO/PCMO) superlattices, with varying…

Strongly Correlated Electrons · Physics 2009-11-13 D. Niebieskikwiat , L. E. Hueso , J. A. Borchers , N. D. Mathur , M. B. Salamon

Detailed 57Fe Mossbauer spectroscopy measurements on superconducting NaFeAs powder samples have been performed in the temperature range 13 K < T < 300 K. The 57Fe spectra recorded in the paramagnetic range (T > TN ~ 46 K) were discussed…

CoSe$_2$O$_5$ has a crystal structure consisting of zig-zag chains of edge shared CoO$_6$ octahedra running along the c axis, with the chains separated by Se$_2$O$_5^{2-}$ units. Magnetic susceptibility measurements indicate a transition at…

Materials Science · Physics 2012-02-02 Brent C. Melot , Brian Paden , Ram Seshadri , Ambesh Dixit , Gavin Lawes , Emmanuelle Suard

Through rational chemical design, and thanks to the hybrid nature of metal-organic frameworks (MOFs), it is possible to prepare molecule-based 2D magnetic materials stable at ambient conditions. Here, we illustrate the versatility of this…

Manganese ferrite (MnFe2O4) and copper doped manganese ferrite (Mn0.75Cu0.25Fe2O4) soft materials were synthesized through solid-state sintering method. The phase purity and quality were confirmed from x-ray diffraction patterns. Then the…

Materials Science · Physics 2020-10-23 I. B. Elius , A. K. M. Zakaria , J. Maudood , S. Hossain , M. M. Islam , A. Nahar , Md Sazzad Hossain , I. Kamal

The domain structure of a MnSb$_2$Te$_4$ single crystal with a Curie temperature $T_C \approx 45~K$ was studied using the high-resolution Bitter decoration technique. Magnetotransport measurements confirm a soft ferromagnetic ordering with…

We present a laterally resolved X-ray magnetic dichroism study of the magnetic proximity effect in a highly ordered oxide system, i.e. NiO films on Fe3O4(110). We found that the magnetic interface shows an ultrasharp electronic, magnetic…

Materials Science · Physics 2008-01-10 I. P. Krug , F. U. Hillebrecht , H. Gomonaj , M. Haverkort , A. Tanaka , L. H. Tjeng , C. M. Schneider

In this report, the magnetic behaviour of $NiCr_{2}O_{4}$ bulk and nanoparticle samples under different applied magnetic field has been investigated extensively. Nanoparticles of $NiCr_{2}O_{4}$ were obtained by mechanical milling of…

Strongly Correlated Electrons · Physics 2013-11-26 H. Singh , T. Ono , T. Chakraborty , K. Srikanth , A. Venimadhav , R. Chandra , C. Mitra , U. Kumar

By means of magnetic susceptibility and specific heat measurements, x-ray and unpolarised neutron diffraction investigations on powder and single-crystal samples, simultaneous long-range antiferromagnetic Fe and Nd ordering in NdFe3(11BO3)4…

Neutron inelastic scattering and diffraction techniques have been used to study the MnV2O4 spinel system. Our measurements show the existence of two transitions to long-range ordered ferrimagnetic states; the first collinear and the second…

Strongly Correlated Electrons · Physics 2009-11-13 V. O. Garlea , R. Jin , D. Mandrus , B. Roessli , Q. Huang , M. Miller , A. J. Schultz , S. E. Nagler

The interplay between band topology and magnetic order plays a key role in quantum states of matter. MnBi2Te4, a van der Waals magnet, has recently emerged as an exciting platform for exploring Chern insulator physics. Its layered…

We report magnetic behaviour of MnCr$_2$O$_4$, which belongs to a special class of spinel, known as chromite. Bulk MnCr$_2$O$_4$ shows a sequence of magnetic states, which follows paramagnetic (PM) to collinear ferrimagnetic (FM) state…

Materials Science · Physics 2009-11-11 R. N. Bhowmik , R. Ranganathan , R. Nagarajan

In this study, we determined the different physical characteristics of nanoscale layered mixed Fe-Co layers of orthoferrite SmFe0.5Co0.5O3 based on magnetic and dielectric measurements.Magnetization analyzes showed that the system was…

Materials Science · Physics 2018-12-27 Ashish Shukla , Akash Singh , Md. Motin Seikh , Asish K Kundu

In the manganite Nd0.5Ca0.5MnO3, charge ordering occurs at much higher temperature than the antiferromagnetic order (TCO=250K,TN=160K). The magnetic behavior of the phase TN<T<TCO is puzzling: its magnetization and susceptibility are…

Strongly Correlated Electrons · Physics 2016-08-31 F. millange , S. de Brion , G. Chouteau

(NH$_4$)$_2$[FeCl$_5$(H$_2$O)], a member of the family of antiferromagnetic $A_2$[Fe$X_5$(H$_2$O)] compounds ($X$ = halide ion, $A$ = alkali metal or ammonium ion) is classified as a new multiferroic material. We report the onset of…

Strongly Correlated Electrons · Physics 2015-06-16 M. Ackermann , D. Brüning , T. Lorenz , P. Becker , L. Bohatý