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Related papers: Local Structure of Thermoelectric Ca3Co4O9

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An efficient description of the structures of liquids and, in particular, the structural changes that happen with liquids on supercooling remains to be a challenge. The systems composed of soft particles are especially interesting in this…

Soft Condensed Matter · Physics 2020-09-09 V. A. Levashov , R. E. Ryltsev , N. M. Chtchelkatchev

In-plane anisotropy of the resistivity and thermopower was measured for single crystal Bi2-xPbxSr2Co2Oy. There is large in-plane anisotropy, which is attributed to the anisotropic pseudogap formation due to the different crystal symmetry…

Strongly Correlated Electrons · Physics 2007-05-23 Takenori Fujii , Ichiro Terasaki

High energy x-ray diffraction is used to investigate the bulk oxygen ordering properties of YBa_2Cu_3O_{6+x}. Superstructures of Cu-O chains aligned along the b axis and ordered with periodicity ma, along the a axis have been observed. For…

We report on a solution-growth based method to synthesise single crystals of Y$_2$Co$_3$ and on its structural and magnetic properties. We find that Y$_2$Co$_3$ crystallizes in the La2Ni3-type orthorhombic structure with space group Cmce…

Clean oxide surfaces are generally hydrophilic. Water molecules anchor at undercoordinated surface metal atoms that act as Lewis-acid sites, and they are stabilized by H bonds to undercoordinated surface oxygens. The large unit cell of…

Topological properties of crystalline ice structures are studied by considering ring statistics, coordination sequences, and topological density of different ice phases. The coordination sequences (number of sites at topological distance k…

Chemical Physics · Physics 2017-09-13 Carlos P. Herrero , Rafael Ramirez

We study the electronic structure of a Pauli paramagnetic compound, La(2)CoSi(3) using photoemission spectroscopy and ab initio band structure calculations. Experimental valence band spectra exhibit signature of electron correlation induced…

Strongly Correlated Electrons · Physics 2014-11-05 Swapnil Patil , Garima Saraswat , Ganesh Adhikary , R. Bindu , E. V. Sampathkumaran , Kalobaran Maiti

While certain magnetic sublattices have long been known theoretically to give rise to emergent physics via competing magnetic interactions and quantum effects, finding such configurations in real materials is often deeply challenging. Here…

Strongly Correlated Electrons · Physics 2022-07-15 Liurukara D. Sanjeewa , V. Ovidiu Garlea , Keith M. Taddei , Li Yin , Jie Xing , Randy S. Fishman , David S. Parker , Athena S. Sefat

The 3$d$-5$d$ based double perovskites offer an ideal playground to study the interplay between electron correlation ($U$) and spin-orbit coupling (SOC) effect, showing exotic physics. The Sr$_2$FeIrO$_6$ is an interesting member in this…

Strongly Correlated Electrons · Physics 2020-10-23 K. C. Kharkwal , Roumita Roy , Harish Kumar , A. K. Bera , S. M. Yusuf , A. K. Shukla , Kranti Kumar , Sudipta Kanungo , A. K. Pramanik

We have studied the local structure around Co in YBa$_2$(Cu$_{1-x}$Co$_x$)$_3$O$_{7-\delta}$ thin films with three different concentrations: x=0.07, 0.10, 0.17, and in a PrBa$_2$(Cu$_{1-x}$Co$_x$)$_3$O$_{7-\delta}$ thin film of…

Condensed Matter · Physics 2009-10-28 E. D. Bauer , F. Bridges , C. H. Booth , J. B. Boyce , T. Claeson , G. Brorsson , Y. Suzuki

Exploring the relationship between intriguing physical properties and structural complexity is a central topic in studying modern functional materials. Co$_{3}$Sn$_{2}$S$_{2}$, a new discovered kagome-lattice magnetic Weyl semimetal, has…

One-dimensional kagome strip chains share much of the same frustrated structural motif as two-dimensional kagome antiferromagnets, making them valuable for deepening our understanding of kagome lattice magnetism. In this paper, we report…

In this manuscript, we report room temperature structural, microstructural, optical, dielectric, and magnetic properties of CuO and Cu0.995La0.005 ceramics, synthesized by solid-state reaction method. La doping in CuO leads to the evolution…

Materials Science · Physics 2022-01-03 Kumar Brajesh , Sudhir Ranjan , Rajeev Gupta , Ambesh Dixit , Ashish Garg

Colloidal particles self assemble into a wide range of structures under external AC electric fields due to induced dipolar interactions [Yethiraj and Van Blaaderen Nature 421 513 (2003)]. As a result of these dipolar interactions, at low…

Soft Condensed Matter · Physics 2025-01-29 Xiaoyue Wu , Fiona C. Meldrum , Katherine Skipper , Yushi Yang , C. Patrick Royall

The large, temperature-independent, low-frequency dielectric constant recently observed in single-crystal CaCu{3}Ti{4}O{12} is most plausibly interpreted as arising from spatial inhomogenities of its local dielectric response. Probable…

Materials Science · Physics 2009-11-10 Morrel H. Cohen , J. B. Neaton , Lixin He , David Vanderbilt

The strategic design of ferroelectric materials exhibiting robust and reversible spontaneous polarization remains a pivotal challenge in functional materials research. Here, A-site cation disorder engineering is employed in the n = 2…

We report on the first local atomic structure study via the pair density function (PDF) analysis of neutron diffraction data and show a direct correlation of local coordinates to TC in the newly discovered superconducting FeSe1-xTex. The…

The electronic structure of crystalline CdTe, CdO, $\alpha$-TeO$_2$, CdTeO$_3$ and Cd$_3$TeO$_6$ is studied by means of first principles calculations. The band structure, total and partial density of states, and charge densities are…

Materials Science · Physics 2009-11-10 Eduardo Ariel Menendez Proupin , Gonzalo Gutierrez , Ernesto Palmero , J. L. Peña

The physical properties of single-crystalline SmBe$_{13}$ with a NaZn$_{13}$-type cubic structure have been studied by electrical resistivity ($\rho$), specific heat ($C$), and magnetization ($M$) measurements in magnetic fields of up to 9…

Strongly Correlated Electrons · Physics 2017-06-14 Hiroyuki Hidaka , Seigo Yamazaki , Yusei Shimizu , Naoyuki Miura , Chihiro Tabata , Tatsuya Yanagisawa , Hiroshi Amitsuka

Multicomponent nanoparticles can be synthesized with either homogeneous or phase-segregated architectures depending on the synthesis conditions and elements incorporated. To understand the parameters that determine their structural fate,…