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Related papers: Coexistence of Co3+ and Co2+ in ceramic Co3TeO6; X…

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We perform a comparative study of the KCr3As3 and the K2Cr3As3 quasi 1D compounds, and show that the strong interplay between the lattice and the spin degrees of freedom promotes a new collinear ferrimagnetic ground state within the chains…

Strongly Correlated Electrons · Physics 2021-06-04 Giuseppe Cuono , Filomena Forte , Alfonso Romano , Xing Ming , Jianlin Luo , Carmine Autieri , Canio Noce

A trihexagonal lattice has been predicted to retain a degenerate magnetic state which enriches physical properties. Especially, Co3Sn2S2, possessing trihexagonal Co-sublattices, has been observed to own topological quantum properties.…

Materials Science · Physics 2021-05-11 Dong-Hwa Shin , Jin-Hyeon Jun , Sang-Eon Lee , Myung-Hwa Jung

We report on the magnetic and Mossbauer properties of polycrystalline HoFe1-xCrxO3 compounds. Magnetization data reveals the continuous tailoring of magnetic transition due to weakening of Ho3+ Fe3+ and Fe3+ Fe3+ interactions in the entire…

Materials Science · Physics 2017-03-08 Ganesh Kotnana , V. Raghavendra Reddy , S. Narayana Jammalamadaka

The origin of both the Ising chain magnetism and ferroelectricity in Ca$_3$CoMnO$_6$ is studied by $ab$ $initio$ electronic structure calculations and x-ray absorption spectroscopy. We find that Ca$_3$CoMnO$_6$ has the alternate trigonal…

Materials Science · Physics 2009-01-15 Hua Wu , T. Burnus , Z. Hu , C. Martin , A. Maignan , J. C. Cezar , A. Tanaka , N. B. Brookes , D. I. Khomskii , L. H. Tjeng

This study reports first synthesis of MXene-derived co-existing phases. New family of two-dimensional materials such as Ti3C2 namely MXene, having transition metal forming hexagonal structure with carbon atoms have attracted tremendous…

Mesoscale and Nanoscale Physics · Physics 2019-07-31 Mehroz Iqbal , Jameela Fatheema , Malika Rani , Ren-Kui Zheng , Saleem Ayaz Khan , Syed Rizwan

The discovery of multiple coexisting magnetic phases in a crystallographically homogeneous compound Ca$_3$Co$_2$O$_6$ has stimulated an ongoing research activity. In recent years the main focus has been on the zero field state properties,…

Strongly Correlated Electrons · Physics 2020-09-18 Nagabhushan Hegde , Ivana Levatic , Arnaud Magrez , Henrik M. Ronnow , Ivica Zivkovic

Magnetic susceptibility and microscopic magnetic model of the mineral clinoclase Cu3(AsO4)(OH)3 are reported. This material can be well described as a combination of two nonequivalent spin dimers with the sizable magnetic couplings of J…

Strongly Correlated Electrons · Physics 2013-07-02 Stefan Lebernegg , Alexander A. Tsirlin , Oleg Janson , Helge Rosner

We have successfully synthesized S = 1/2 kagome antiferromagnets MCu3(OH)6Cl2 (M = Ni and Co) by hydrothermal method with rotating pressure vessel. Structural characterization shows that both compounds have the similar crystal structure as…

Strongly Correlated Electrons · Physics 2012-12-10 Yue-sheng Li , Qing-ming Zhang

Eu1-xYxMnO3 exhibits, unlike other magnetoelectric systems, very distinctive features. Its magnetoelectric properties is driven by the magnetic spin of the Mn3+ ion, but they can be drastically changed by varying the content of Y3+, which…

Strongly Correlated Electrons · Physics 2015-05-14 J. Agostinho Moreira , A. Almeida , W. S. Ferreira , M. R. Chaves , B. Kundys , R. Ranjith , W. Prellier , S. M. F. Vilela , P. B. Tavares

The temperature dependent ac and dc magnetization and heat capacity data of Ca$_3$CoIrO$_6$, a spin-chain compound crystallizing in a K$_4$CdCl$_6$-derived rhombohedral structure, show the features due to magnetic ordering of a…

Strongly Correlated Electrons · Physics 2009-11-10 S. Rayaprol , Kausik Sengupta , E. V. Sampathkumaran

The low temperature properties of the Kagome-type system Co3V2O8 have been studied by powder neutron diffraction both in zero field and in applied magnetic field of up to 8 T. Below 6 K, the zero-field ground state is ferromagnetic with the…

Materials Science · Physics 2007-05-23 N. R. Wilson , O. A. Petrenko , L. C. Chapon

The magnetic and electrical properties of high quality single crystals of $A$-site disordered (solid solution) Ln$_{0.5}$Ba$_{0.5}$MnO$_3$ are investigated near the phase boundary between the spin glass insulator and…

Materials Science · Physics 2009-11-10 R. Mathieu , D. Akahoshi , A. Asamitsu , Y. Tomioka , Y. Tokura

In order to investigate whether magnetism and superconductivity coexist in Co-doped SrFe$_2$As$_2$, we have prepared single crystals of SrFe$_{2-x}$Co$_x$As$_2$, $x$ = 0 and 0.4, and characterized them via X-ray diffraction, electrical…

Superconductivity · Physics 2009-11-13 Jun Sung Kim , Seunghyun Khim , Liqin Yan , N. Manivannan , Yong Liu , Ingyu Kim , G. R. Stewart , Kee Hoon Kim

This paper reports on the spin glass-like coexistence of competing magnetic orders in oxygen-deficient V2O5 nanoparticles having a broad size distribution. X-ray photoelectron spectroscopy yields the surface chemical stoichiometry of nearly…

The results of electronic structure calculations for the one-dimensional magnetic chain compound Ca3Co2O6 are presented. The calculations are based on density functional theory and the local density approximation and used the augmented…

Strongly Correlated Electrons · Physics 2009-11-10 V. Eyert , C. Laschinger , T. Kopp , R. Fresard

We study the structural, magnetic, transport and electronic properties of LaCoO$_3$ with Sr/Nb co-substitution, i.e., La$_{(1-2x)}$Sr$_{2x}$Co$_{(1-x)}$Nb$_{x}$O$_3$ using x-ray and neutron diffraction, dc and ac-magnetization, neutron…

Strongly Correlated Electrons · Physics 2020-08-19 Rishabh Shukla , Anil Jain , M. Miryala , M. Murakami , K. Ueno , S. M. Yusuf , R. S. Dhaka

Structural investigation on $Co_{3-x}Mn_xTeO_6$; ($0 \lt x \le 2$) solid solutions as a function of Mn concentration using Synchrotron X-ray diffraction (SXRD) and XANES measurements are presented. Phase diagram obtained from Rietveld…

Materials Science · Physics 2014-04-08 Harishchandra Singh , A. K. Sinha , Haranath Ghosh , M. N. Singh , Parasmani Rajput

A theoretical description of the sequence of magnetic phases in Co3TeO6 is presented. The strongly first-order character of the transition to the commensurate multiferroic ground state, induced by coupled order parameters corresponding to…

Strongly Correlated Electrons · Physics 2012-07-06 Pierre Tolédano , Vera Carolus , Matthias Hudl , Thomas Lottermoser , Dmitry D. Khalyavin , Sergey A. Ivanov , Manfred Fiebig

The single crystalline form of an insulator, Sr$_3$CuIrO$_{6+\delta}$, is shown to exhibit unexpectedly more than one magnetic transition (at 5 and 19 K) with spin-glass-like magnetic susceptibility behaviour. On the basis of this finding,…

Strongly Correlated Electrons · Physics 2009-11-07 Asad Niazi , P. L. Paulose , E. V. Sampathkumaran

We have synthesized single crystals of Na$_3$Co$_2$SbO$_6$ and characterized the structure and magnetic order by measuring anisotropic magnetic properties, heat capacity, x-ray and neutron single crystal diffraction. Magnetic properties and…

Strongly Correlated Electrons · Physics 2019-07-17 J. -Q. Yan , S. Okamoto , Y. Wu , Q. Zheng , H. D. Zhou , H. B. Cao , M. A. McGuire