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Related papers: Spin-orbit-coupled metal candidate PbRe2O6

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Based on first-principles calculations and k .p effective models, we report physical properties of ferroelectric-like hexagonal polar metals with P63mc symmetry, which are distinct from those of conventional metals with spatial inversion…

Materials Science · Physics 2019-06-05 Hu Zhang , Wei Huang , Jia-Wei Mei , Xing-Qiang Shi

The silver ruthenium oxide AgRuO$_3$ consists of honeycomb [Ru$_2^{5+}$O$_6^{2-}$] layers, and can be considered an analogue of SrRu$_2$O$_6$ with a different intercalation stage. We present measurements of magnetic susceptibility and…

Magnetic materials with strong spin-orbit coupling (SOC) are essential for the advancement of spin-orbitronic devices, as they enable efficient spin-charge conversion, complex magnetic structures, spin-valley physics, topological phases and…

Magnetic correlations in all four phases of pure and doped vanadium sesquioxide V_2O_3 have been examined by magnetic thermal neutron scattering. While the antiferromagnetic insulator can be accounted for by a Heisenberg localized spin…

Strongly Correlated Electrons · Physics 2009-10-31 Wei Bao , C. Broholm , G. Aeppli , S. A. Carter , P. Dai , T. F. Rosenbaum , J. M. Honig , P. Metcalf , S. F. Trevino

Spin-orbit coupling (SOC) is a fundamental interaction in solids which can induce a broad spectrum of unusual physical properties from topologically non-trivial insulating states to unconventional pairing in superconductors. In iron-based…

Motivated by the rich interplay among electronic correlation, spin-orbit coupling (SOC), crystal-field splitting, and geometric frustrations in the honeycomb-like lattice, we systematically investigated the electronic and magnetic…

Strongly Correlated Electrons · Physics 2013-05-01 Yongkang Luo , Chao Cao , Bingqi Si , Yuke Li , Jinke Bao , Hanjie Guo , Xiaojun Yang , Chenyi Shen , Chunmu Feng , Jianhui Dai , Guanghan Cao , Zhu-an Xu

Spin-$1/2$ chains with alternating antiferromagnetic and ferromagnetic couplings have attracted considerable interest due to the topological character of their spin excitations. Here, using density functional theory and density matrix…

Single crystals of a honeycomb lattice antiferromagnet, Tb$_2$Ir$_3$Ga$_9$ were synthesized, and the physical properties have been studied. From magnetometry, a long-range antiferromagnetic ordering at $\approx$12.5 K with highly…

Mesoscale and Nanoscale Physics · Physics 2019-11-27 Mojammel A. Khan , Qiang Zhang , Jin-Ke Bao , Randy S. Fishman , Antia S. Botana , Y. Choi , G. Fabbris , D. Haskel , John Singleton , John F. Mitchell

The nature of the effective spin Hamiltonian and magnetic order in the honeycomb iridates is explored by considering a trigonal crystal field effect and spin-orbit coupling. Starting from a Hubbard model, an effective spin Hamiltonian is…

Strongly Correlated Electrons · Physics 2012-07-10 Subhro Bhattacharjee , Sung-Sik Lee , Yong Baek Kim

We present a theoretical description and numerical simulations of the superconducting transition in hybrid structures including strong spin-orbit interactions. The spin-orbit coupling is taken to be of Rashba type for concreteness, and we…

Superconductivity · Physics 2018-03-07 Haakon T. Simensen , Jacob Linder

We have investigated the magnetic properties of a non-symmorphic correlated material, TbAgSb2. It consists of a quasi-two-dimensional structure of Sb atoms which hosts topologically non-trivial fermions. We prepared high quality single…

Strongly Correlated Electrons · Physics 2024-10-04 Saswata Halder , Kalobaran Maiti

Using ab initio calculations, we have investigated an insulating tetragonally distorted perovskite BaCrO$_3$ with a formal $3d^2$ configuration, the volume of which is apparently substantially enhanced by a strain due to SrTiO$_3$…

Strongly Correlated Electrons · Physics 2014-11-24 Hyo-Sun Jin , Kyo-Hoon Ahn , Myung-Chul Jung , K. -W. Lee

Recently, a Verwey-type transition in the mixed-valence alkali sesquioxide Cs$_4$O$_6$ was deduced from the charge ordering of molecular peroxide O$_2^{2-}$ and superoxide O$_2^-$ anions accompanied by the structural transformation and a…

We have investigated the thermodynamic and local magnetic properties of the Mott insulating system Ag$_{3}$LiRu$_{2}$O$_{6}$ containing Ru$^{4+}$ (4$d$$^{4}$) for novel magnetism. The material crystallizes in a monoclinic $C2/m$ structure…

We show that an interplay between quantum effects, strong on-site ferromagnetic exchange interaction and antiferromagnetic correlations in Kondo lattices can give rise to an exotic spin-orbit coupled metallic state in regimes where…

Quantum Gases · Physics 2017-01-02 L. Isaev , J. Schachenmayer , A. M. Rey

Stabilization of the quantum spin liquids is vital to realize applications in spintronics and quantum computing. The unique magnetic structure of Ba2CuTeO6 comprising of coupled spin-ladders with finite inter-ladder coupling brings the…

Strongly Correlated Electrons · Physics 2023-11-30 Shalini Badola , Devesh Negi , Aprajita Joshi , Surajit Saha

The spin-chain compounds, Ca3CuIrO6 and Ca3CuRhO6, crystallizing in a K4CdCl6-derived monoclinic structure, are investigated by ac and dc magnetization, isothermal remnant magnetization as well as heat capacity measurements. The results…

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

The complex metal oxide Mn3TeO6 exhibits a corundum related structure and has been prepared both in forms of single crystals by chemical transport reactions and of polycrystalline powders by a solid state reaction route. The crystal…

Materials Science · Physics 2011-09-15 S. A. Ivanov , P. Nordblad , R. Mathieu , R. Tellgren , C. Ritter , N. Golubko , E. D. Politova , M. Weil

Recently, the effects of spin-orbit coupling (SOC) in correlated materials have become one of the most actively studied subjects in condensed matter physics, as correlations and SOC together can lead to the discovery of new phases. Among…

Strongly Correlated Electrons · Physics 2016-03-17 Jeffrey G. Rau , Eric Kin-Ho Lee , Hae-Young Kee

Recent experiments suggest a quantum spin liquid ground state in the material PbCuTe$_2$O$_6$, where $S=1/2$ moments are coupled by antiferromagnetic Heisenberg interactions into a three dimensional structure of corner sharing triangles…

Strongly Correlated Electrons · Physics 2021-09-15 Li Ern Chern , Yong Baek Kim