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Related papers: Magnetic ordering in EuRh2As2 studied by x-ray res…

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We report results of electron spin resonance (ESR) measurements in single crystals of EuSn$_2$As$_2$. In the temperature range of antiferromagnetic (AFM) ordering of Eu atoms, $T \leq T_N\approx 24$\,K, the ESR signal splits into two…

We present an experimental study of the local and collective magnetism of $\mathrm{EuFe_2As_2}$, that is isostructural with the high temperature superconductor parent compound $\mathrm{BaFe_2As_2}$. In contrast to $\mathrm{BaFe_2As_2}$,…

Materials exhibiting electronic inhomogeneities at the nanometer scale have enormous potential for applications. Magnetic polarons are one such type of inhomogeneity which link the electronic, magnetic and lattice degrees of freedom in…

We report an experimental and computational study of magnetic and electronic properties of the layered Ru(V) oxide SrRu2O6 (hexagonal, P-3 1m), which shows antiferromagnetic order with a N\'eel temperature of 563(2) K, among the highest for…

Results of muon spin relaxation ($\mu$SR) and neutron powder diffraction measurements on a reentrant superconductor Eu(Fe$_{0.86}$Ir$_{0.14}$)$_2$As$_2$ are presented. Eu(Fe$_{0.86}$Ir$_{0.14}$)$_2$As$_2$ exhibits superconductivity at…

Antiferromagnetic EuCd$_2$P$_2$ has attracted considerable attention due to its unconventional (magneto)transport properties. At a temperature $T_{\rm peak}$ significantly above the magnetic ordering temperature $T_\textrm{N} = 11\,$K a…

The inference of Ying et al. [EPL 104, 67005 (2013)] of a composition-induced change from c-axis ordered-moment alignment in a collinear A-type antiferromagnetic (AFM) structure (AFMI) at small x to ab-plane alignment in an unknown AFM…

Strongly Correlated Electrons · Physics 2017-12-22 N. S. Sangeetha , V. Smetana , A. -V. Mudring , D. C. Johnston

We report a neutron diffraction and muon spin relaxation muSR study of static and dynamical magnetic properties of BaCo2V2O8, a quasi-one-dimensional spin-chain system. A proposed model for the antiferromagnetic structure includes: a…

We report temperature (T) dependence of dc magnetization, electrical resistivity (rho(T)), and heat-capacity of rare-earth (R) compounds, Gd3RuSn6 and Tb3RuSn6, which are found to crystallize in the Yb3CoSn6-type orthorhombic structure…

Strongly Correlated Electrons · Physics 2017-06-28 Sanjay K Upadhyay , Kartik K Iyer , E. V. Sampathkumaran

Unusual phases and phase transitions are seen at the magnetic-nonmagnetic boundary in Ce, Eu and Yb-based compounds. EuNi$_2$P$_{2}$ is a very unusual valence fluctuating Eu system, because at low temperatures the Eu valence stays close to…

Strongly Correlated Electrons · Physics 2016-11-11 U. B. Paramanik , A. Bar , Debarchan Das , N. Caroca-Canales , R. Prasad , C. Geibel , Z. Hossain

We investigated complex magnetic properties of multifunctional LaCrO3-LaFeO3 system. The magnetic measurements substantiate the presence of competing complex magnetic ordering against temperature, showing paramagnetic to ferrimagnetic…

Strongly Correlated Electrons · Physics 2019-08-20 Brajesh Tiwari , Ambesh Dixit , M. S. Ramachandra Rao

We describe neutron scattering experiments performed to investigate the magnetic order and dynamics of half-doped La1.5Sr0.5CoO4. This layered perovskite exhibits a near-ideal checkerboard pattern of Co2+/Co3+ charge order at temperatures…

Strongly Correlated Electrons · Physics 2009-10-19 L. M. Helme , A. T. Boothroyd , R. Coldea , D. Prabhakaran , C. D. Frost , D. A. Keen , L. P. Regnault , P. G. Freeman , M. Enderle , J. Kulda

The metallic compound EuCo2P2 with the body-centered tetragonal ThCr2Si2 structure containing Eu spins 7/2 was previously shown from single-crystal neutron diffraction measurements to exhibit a helical antiferromagnetic (AFM) structure…

Strongly Correlated Electrons · Physics 2016-07-20 N. S. Sangeetha , Eduardo Cuervo-Reyes , Abhishek Pandey , D. C. Johnston

Magnetic nanoparticles of gamma-Fe2O3 coated by organic molecules and suspended in liquid and solid matrices, as well as a non-diluted magnetic fluid have been studied by electron magnetic resonance (EMR) at 77-380 K. Slightly asymmetric…

Materials Science · Physics 2009-11-11 N. Noginova , F. Chen , T. Weaver , E. P. Giannelis , A. B. Bourlinos , V. A. Atsarkin

Single-crystalline CeRh3Si2 was investigated by means of x-ray diffraction, magnetic susceptibility, magnetization, electrical resistivity, and specific heat measurements carried out in wide temperature and magnetic field ranges. Moreover,…

Strongly Correlated Electrons · Physics 2015-05-18 A. P. Pikul , D. Kaczorowski , Z. Gajek , J. Stepien--Damm , A. Slebarski , M. Werwinski , A. Szajek

The antiferromagnetism in $\alpha$-Cu$_3$Mg(OH)$_6$Br$_2$ was studied by magnetic-susceptibility, specific-heat and neutron-diffraction measurements. The crystal structure consists of Cu$^{2+}$ kagome layers with Mg$^{2+}$ ions occupying…

Strongly Correlated Electrons · Physics 2019-10-23 Yuan Wei , Zili Feng , Clarina dela Cruz , Wei Yi , Zi Yang Meng , Jia-Wei Mei , Youguo Shi , Shiliang Li

We have measured resonant soft x-ray diffuse magnetic scattering as a function of temperature in a positively exchange biased Co/FeF2 bilayer and analyzed the data in the distorted wave Born approximation to obtain in-plane charge and…

Materials Science · Physics 2012-03-16 X. Lu , S. Roy , E. Blackburn , Mikhail Erekhinsky , Ivan K. Schuller , J. B. Kortright , S. K. Sinha

We report comprehensive high pressure studies on correlation between intercalated magnetic layers and superconductivity in EuFe2(As0.81P0.19)2 single crystal through in-situ high pressure resistance, specific heat, X-ray diffraction and…

The trigonal compound EuMg2Bi2 has recently been discussed in terms of its topological band properties. These are intertwined with its magnetic properties. Here detailed studies of the magnetic, thermal, and electronic transport properties…

Strongly Correlated Electrons · Physics 2020-07-01 Santanu Pakhira , M. A. Tanatar , D. C. Johnston

Dielectric and magnetic properties of Eu0.5Ba0.25Sr0.25TiO3 are investigated between 10 K and 300 K in the frequency range from 10 Hz to 100 THz. A peak in permittivity revealed near 130 K and observed ferroelectric hysteresis loops prove…

Materials Science · Physics 2012-10-12 Veronica Goian , Stanislav Kamba , Premysl Vanek , Maxim Savinov , Christelle Kadlec , Jan Prokleska
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