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Related papers: Ab-initio study of the beta Fe2O3 phase

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Crystal and electronic structure, lattice dynamics and thermodynamic stability of little known mixed valent diamagnetic AgIAgIIIF4 beta form of AgF2 is thoroughly examined for the first time and compared with well known antiferromagnetic…

Materials Science · Physics 2021-01-06 Kamil Tokar , Mariana Derzsi , Wojciech Grochala

We report the first experimental evidence of a magnetic phase arising due to the thermal blocking of antiferromagnetic clusters in the weakened charge and orbital ordered system Pr{_0.5}Ca{_0.5}Mn{_0.975}Al{_0.025}O{_3}. The third order…

Strongly Correlated Electrons · Physics 2007-05-23 Sunil Nair , A. Banerjee

The experimental studies of the paramagnetic-antiferromagnetic phase transition through M\"{o}ssbauer spectroscopy and measurements of temperature and field dependencies of magnetic susceptibility in the layered Cu$_{0.15}$Fe$_{0.85}$PS$_3$…

Computational Physics · Physics 2023-01-05 V. Pashchenko , O. Bludov , D. Baltrunas , K. Mazeika , S. Motria , K. Glukhov , Yu. Vysochanskii

The paper discusses the magnetic state of zeta phase of iron nitride viz. $\zeta$-Fe$_2$N on the basis of spin polarized first principles electronic structure calculations together with a review of already published data. Results of our…

Materials Science · Physics 2017-06-20 K. Sandeep Rao , H. G. Salunke

Altermagnetism, a novel magnetic phase bridging ferromagnetism and antiferromagnetism, exhibits zero net magnetization due to its unique alternating spin arrangements, which cancel out macroscopic magnetization. This phase is characterized…

Materials Science · Physics 2024-09-20 Meysam Bagheri Tagani

Anisotropic magnetic properties of a layered kagome-like system Cu3Bi(SeO3)2O2Br have been studied by bulk magnetization and magnetic susceptibility measurements as well as powder and single-crystal neutron diffraction. At T_N = 27.4 K the…

Strongly Correlated Electrons · Physics 2012-10-16 M. Pregelj , O. Zaharko , A. Günther , A. Loidl , V. Tsurkan , S. Guerrero

We present a detailed study of the magnetic and electronic properties of U$_2$Rh$_3$Si$_5$, a material that has been demonstrated to exhibit a first order antiferromagnetic phase transition. From a high magnetic field study, together with…

Strongly Correlated Electrons · Physics 2021-02-10 J. Willwater , N. Steinki , R. Reuter , D. Menzel , H. Amitsuka , V. Sechovsky , M. Valiska , M. Jaime , F. Weickert , S. Süllow

It was discovered in La1-xSrxMnO3(x~1/8) that a field induced phase transition occurs from a ferromagnetic metal(FM) phase to a ferromagnetic insulator (FI) phase. The magnetization shows a sharp jump at the transition field accompanying…

Strongly Correlated Electrons · Physics 2016-08-31 H. Nojiri , K. Kaneko , M. Motokawa , K. Hirota , K. Takahashi , Y. Endoh

Low temperature studies of the behavior of the sound velocity and attenuation of acoustic modes have been performed on a single crystal NdFe_3(BO_3)_4. Transitions of the magnetic subsystem to the antiferromagnetically ordered state at T_N…

Strongly Correlated Electrons · Physics 2015-05-27 G. A. Zvyagina , K. R. Zhekov , I. V. Bilych , A. A. Zvyagin , I. A. Gudim , V. L. Temerov

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…

The low-temperature electronic state of the layered organic charge-transfer salt $\kappa$-(BETS)$_2$FeCl$_4$ was probed by interlayer electrical resistance measurements under magnetic field. Both above and below $T_{\mathrm{N}}=0.47\,$K,…

Strongly Correlated Electrons · Physics 2016-11-09 Michael Kunz , Werner Biberacher , Natalia D. Kushch , Akira Miyazaki , Mark V. Kartsovnik

The evolution of the electronic structure and magnetic properties with Co substitution for Fe in the solid solution Fe$_{1-x}$Co$_x$Ga$_3$ was studied by means of electrical resistivity, magnetization, ab-initio band structure calculations,…

We have investigated the crystal structure and magnetic properties for polycrystalline samples of LaMn1-xFexO3+y, in the whole range x=0.0 to x=1.0, prepared by solid state reaction in air. All samples show the ORT-2 orthorhombic structure…

Strongly Correlated Electrons · Physics 2009-11-13 O. F. de Lima , J. A. H. Coaquira , R. L. de Almeida , L. B. de Carvalho , S. K. Malik

The current controversies about the existence of an intermediate 'beta' phase of BiFeO_3 and the high temperature paraelectric 'gamma' phase are resolved by studying the sequence of ferroic transitions in 0.8BiFeO_3-0.2Pb(Fe_1/2Nb_1/2)O_3…

Materials Science · Physics 2009-06-08 Jay Prakash Patel , Anar Singh , Dhananjai Pandey

We report the synthesis and properties of two new insulating phases of SrFeO3-d with introduction of oxygen deficiencies in metallic SrFeO3 ; one with 0.15 < d < 0.19 (sample A)and the other above d = 0.19 (sample B). Sample A shows large…

Materials Science · Physics 2009-11-11 S. Srinath , M. Mahesh Kumar , M. L. Post , H. Srikanth

We present a study of the main bulk properties (susceptibility, magnetization, resistivity and specific heat) of CePt_3B_(1-x)Si-x, an alloying system that crystallizes in a noncentrosymmetric lattice, and derive the magnetic phase diagram.…

Strongly Correlated Electrons · Physics 2015-04-20 Daniela Rauch , Stefan Süllow , Matthias Bleckmann , Bastian Klemke , Klaus Kiefer , Moo Sung Kim , Meigan C. Aronson , Ernst Bauer

We study the electronic and magnetic properties of monolayer Fe$_3$GeTe$_2$ within the DFT+DMFT approach in the paramagnetic phase. We argue that this compound is sufficiently far from the local magnetic moment limit, demonstrating…

Strongly Correlated Electrons · Physics 2026-03-13 A. A. Katanin , A. N. Rudenko , D. I. Badrtdinov , M. I. Katsnelson

The local chemistry, structure, and magnetism of (Ga,Fe)N nanocomposites grown by metal organic vapor phase epitaxy is studied by high resolution synchrotron x-ray diffraction and absorption, transmission electron microscopy, and…

Magnetometry, electrical transport, and neutron scattering measurements were performed on single crystals of the Fe^{4+}-containing perovskite-related phase Sr_3Fe_2O_7-x as a function of oxygen content. Although both the crystal structure…

Strongly Correlated Electrons · Physics 2013-06-12 D. C. Peets , J. -H. Kim , P. Dosanjh , M. Reehuis , A. Maljuk , N. Aliouane , C. Ulrich , B. Keimer

A ferromagnetic insulating (FM-I) state in Pr0.75Ca0.25MnO3 has been studied by neutron scattering experiment and theoretical calculation. The insulating behavior is robust against an external magnetic field, and is ascribed to neither the…

Strongly Correlated Electrons · Physics 2009-11-10 R. Kajimoto , H. Mochizuki , H. Yoshizawa , S. Okamoto , S. Ishihara
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