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Related papers: Spin-state ordering and magnetic structures in YBa…

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The interplay between crystal electric field splitting of d states and Hund's rule exchange energy in cobalt-based perovskites offers a promising avenue for inducing spin-state transitions. This study reports a new body-centered tetragonal…

The spin and orbital ordering in Dy$_{1-x}$Tb$_{x}$VO$_3$ (x\,=\,0 and 0.2) was studied by measuring x-ray powder diffraction, magnetization, specific heat, and neutron single crystal diffraction. The results show that G-OO/C-AF and…

Strongly Correlated Electrons · Physics 2013-06-11 J. -Q. Yan , H. B. Cao , M. A. McGuire , Y. Ren. B. C. Sales , D. G. Mandrus

Two magnetic ordering transitions are found in InMnO3, the paramagnetic to antiferromagnetic transition near ~118 K and a lower possible spin rotation transition near ~42 K. Multiple length scale structural measurements reveal enhanced…

Materials Science · Physics 2015-06-22 T. Yu , T. A. Tyson , P. Gao , T. Wu , X. Hong , S. Ghose , Y. -S. Chen

The Fe electronic structure and magnetism in (i) monoclinic Ca$_2$FeReO$_6$ with a metal-insulator transition at $T_{MI} \sim 140$ K and (ii) quasi-cubic half-metallic Ba$_2$FeReO$_6$ ceramic double perovskites are probed by soft x-ray…

Strongly Correlated Electrons · Physics 2019-05-14 E. Granado , J. C. Cezar , C. Azimonte , J. Gopalakrishnan , K. Ramesha

Oxygen-deficient layered perovskite YBaCuFeO$_{5}$ (YBCFO) is one rare type-II multiferroic material where ferroelectricity, driven by incommensurate spiral magnetic order, is believed to be achievable up to temperatures higher than room…

Strongly Correlated Electrons · Physics 2023-07-19 Mukesh Sharma , T. Maitra

In this study the magnetic order of the spin-1/2 XXZ chain system Cs$_2$CoCl$_4$ in a temperature range from 50 mK to 0.5 K and in applied magnetic fields up to 3.5 T is investigated by high-resolution measurements of the thermal expansion…

Strongly Correlated Electrons · Physics 2015-03-13 O. Breunig , M. Garst , A. Rosch , E. Sela , B. Buldmann , P. Becker , L. Bohaty , R. Müller , T. Lorenz

Co3V2O8 (CVO) has a geometrically frustrated magnetic lattice, a Kagome staircase. The crystal structure consists of two inequivalent Co sites, one-dimensional chains of Co(2) spine sites, linked by Co(1) cross-tie sites. Neutron powder…

Strongly Correlated Electrons · Physics 2009-11-11 Y. Chen , J. W. Lynn , Q. Huang , F. M. Woodward , T. Yildirim , G. Lawes , A. P. Ramirez , N. Rogado , R. J. Cava , A. Aharony , O. Entin-Wohlman , A. B. Harris

Magnetic properties and magnetic structure of the Ba$_{2}$Mn(PO$_{4}$)$_{2}$ antiferromagnet featuring frustrated zigzag chains of $S=\frac{5}{2}$ Mn$^{2+}$ ions are reported based on neutron diffraction, density-functional band-structure…

Strongly Correlated Electrons · Physics 2018-04-10 Arvind Yogi , A. K. Bera , Ashwin Mohan , Ruta Kulkarni , S. M. Yusuf , A. Hoser , A. A. Tsirlin , A. Thamizhavel

The magnetization, resistivity and magnetoresistance (MR) of single crystals of GdBaCo2O5.5 and EuBaCo2O5.5 are measured over a wide range of dc magnetic fields (up to 30 T) and temperature. In LnBaCo2O5.5 (Ln=Gd, Eu), the Co-ions are…

Strongly Correlated Electrons · Physics 2009-11-10 Z. X. Zhou , S. McCall , C. S. Alexander , J. E. Crow , P. Schlottmann , S. N. Barilo , S. V. Shiryaev , G. L Bychkov , R. P. Guertin

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

We present a comprehensive study of single crystals of Na2Co2TeO6, a putative Kitaev honeycomb magnet, focusing on its low-temperature phase behaviors. A new thermal phase transition is identified at 31.0 K, below which the system develops…

Strongly Correlated Electrons · Physics 2021-05-26 Wenjie Chen , Xintong Li , Zhenhai Hu , Ze Hu , Li Yue , Ronny Sutarto , Feizhou He , Kazuki Iida , Kazuya Kamazawa , Weiqiang Yu , Xi Lin , Yuan Li

Frustrated transition metal compounds in which spin-orbit coupling (SOC) and electron correlation work together have attracted much attention recently. In the case of 5$d$ transition metals, where SOC is large, $j_\text{eff}=1/2$ bands near…

Strongly Correlated Electrons · Physics 2015-10-14 Andrei Catuneanu , Jeffrey G. Rau , Heung-Sik Kim , Hae-Young Kee

Using neutron scattering techniques, we have studied incommensurate spin ordering as well as low energy spin dynamics in single crystal underdoped \LBCO with x$\sim$0.095 and 0.08; high temperature superconductors with T$_C \sim$ 27 K and…

Superconductivity · Physics 2009-11-13 S. R. Dunsiger , Y. Zhao , Z. Yamani , W. J. L. Buyers , H. Dabkowska , B. D. Gaulin

MgV$_{2}$O$_{4}$ is a spinel based on magnetic V$^{3+}$ ions which host both spin ($S=1$) and orbital ($l_{eff}=1$) moments. Owing to the underlying pyrochlore coordination of the magnetic sites, the spins in MgV$_{2}$O$_{4}$ only…

In dense neutron matter under the presence of a strong magnetic field, considered in the model with the Skyrme effective interaction, there are possible two types of spin ordered states. In one of them the majority of neutron spins are…

Nuclear Theory · Physics 2011-06-10 A. A. Isayev , J. Yang

In order to clarify the mechanism associated with pressure/magnetic-field-induced giant ferroelectric polarization in TbMnO3, this work investigated changes in magnetic ordering brought about by variations in temperature, magnetic field,…

Strongly Correlated Electrons · Physics 2019-03-05 Noriki Terada , Dmitry D. Khalyavin , Pascal Manuel , Toyotaka Osakabe , Akiko Kikkawa , Hideaki Kitazawa

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…

The crystallographic and magnetic properties of La{0.5+delta}A{0.5-delta}Mn{0.5+epsilon}Ru{0.5-epsilon}O{3} (A= Ca, Sr, Ba) were investigated by means of neutron powder diffraction. All studied samples show the orthorhombic perovskite…

Strongly Correlated Electrons · Physics 2007-05-23 Eduardo Granado , Qingzhen Huang , Jeff W. Lynn , J. Gopalakrishnan , K. Ramesha

The oxygen-deficient (double) perovskite YBaMn$_2$O$_5$, containing corner-linked MnO$_5$ square pyramids, is found to exhibit ferrimagnetic ordering in its ground state. In the present work we report generalized-gradient-corrected,…

Strongly Correlated Electrons · Physics 2009-11-07 R. Vidya , P. Ravindran , A. Kjekshus , H. Fjellvåg

Resonant x-ray scattering at the Dy $M_5$ and Ni $L_3$ absorption edges was used to probe the temperature and magnetic field dependence of magnetic order in epitaxial LaNiO$_3$-DyScO$_3$ superlattices. For superlattices with 2 unit cell…

Strongly Correlated Electrons · Physics 2017-06-07 M. Bluschke , A. Frano , E. Schierle , M. Minola , M. Hepting , G. Christiani , G. Logvenov , E. Weschke , E. Benckiser , B. Keimer