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ZrTe$_5$ is a newly discovered topological material. Shortly after a single layer ZrTe$_5$ had been predicted to be a two-dimensional topological insulator, a handful of experiments have been carried out on bulk ZrTe$_5$ crystals, which…

On the basis of detailed ab initio studies the influence of strain on the anisotropy of the transport distribution of the thermoelectrics Bi$_2$Te$_3$ and Sb$_2$Te$_3$ was investigated. Both tellurides were studied in their own, as well as…

Materials Science · Physics 2012-07-18 B. Y. Yavorsky , N. F. Hinsche , P. Zahn , I. Mertig

Ge atoms segregating on zirconium diboride thin films grown on Ge(111) were found to crystallize into a two-dimensional bitriangular structure which was recently predicted to be a flat band material. Angle-resolved photoemission experiments…

Electronic and thermoelectric transport in zigzag monolayer WSe$_2$ nanoribbons are studied under monochromatic irradiation. The electronic structure is described within a six-orbital tight-binding framework constructed from the relevant…

Mesoscale and Nanoscale Physics · Physics 2026-02-27 Cynthia Ihuoma Osuala , Tanu Choudhary , Raju K. Biswas , Sudin Ganguly , Santanu K. Maiti

In this review, we present recent works on materials whose common point is the presence of electronic bands of very low dispersion, called "flat bands", which are due to specific atomic order effects without electron interactions. These…

In this paper, the reported experimental data in [Sci. Rep., 2012, 2, 533] related to electrical transport properties in bulk ZnO, ZnMgO/ZnO, and ZnMgO/ZnO/ZnMgO single and double heterostructures were analyzed quantitatively and the most…

Materials Science · Physics 2016-02-16 M. Amirabbasi , I. Abdolhosseini Sarsari

Ternary intermetallic half-Heusler (HH) compounds (XYZ) with 18 valence electron count viz. ZrCoSb, ZrNiSn, and ZrPdSn, have revealed promising thermoelectric properties. Exemplarily, it has been experimentally observed that a slight change…

Materials Science · Physics 2021-11-02 Parul R. Raghuvanshi , Dipanwita Bhattacharjee , Amrita Bhattacharya

Geometry, whether on the atomic or nanoscale, is a key factor for the electronic band structure of materials. Some specific geometries give rise to novel and potentially useful electronic bands. For example, a honeycomb lattice leads to…

The AV3Sb5 (A = K, Rb, Cs) kagome materials host an interplay of emergent phenomena including superconductivity, charge density wave states, and non-trivial electronic structure topology. The band structures of these materials exhibit a…

Materials Science · Physics 2024-07-15 Aurland K. Watkins , Dirk Johrendt , Vojtech Vlcek , Stephen D. Wilson , Ram Seshadri

By means of density functional theory the electronic structure of the MgB2 superconductor was characterised and compared with that of the related iso-structural systems: AlB2, ZrB2, NbB2, and TaB2. Using the full-potential linearized…

Superconductivity · Physics 2009-11-07 Pablo de la Mora , Miguel Castro , Gustavo Tavizon

A modified model of metal-semiconductor contacts is applied to analyze the capacitance-voltage and current-voltage characteristics of metal-ferroelectric-metal structures. The ferroelectric polarization is considered as a sheet of surface…

Materials Science · Physics 2007-05-23 L. Pintiliea , I. Boerasu , M. J. M. Gomes , T. Zhao , R. Ramesh , M. Alexe

We calculate the properties of the 4$d$ ferromagnet SrRuO$_3$ in bulk and thin film form with the aim of understanding the experimentally observed metal to insulator transition at reduced thickness. Although the spatial extent of the 4$d$…

Materials Science · Physics 2008-10-08 James M. Rondinelli , Nuala M. Caffrey , Stefano Sanvito , Nicola A. Spaldin

The charge-carrier transport properties of ultrathin metallic films are analysed with ab-initio methods using the density functional theory (DFT) on free-standing single crystalline slabs in the thickness range between 1 and 8 monolayers…

Materials Science · Physics 2007-05-23 I. Vilfan , H. Pfnuer

Following the discovery of a new family of kagom\'e prototypical materials with structure AV$_3$Sb$_5$ (A = K, Rb, Cs), there has been heightened interest in studying the correlation-driven electronic phenomena in these kagom\'e lattice…

Strongly Correlated Electrons · Physics 2022-02-15 Thanh Nguyen , Mingda Li

Although the band topology of ZrGeSe has been studied via magnetic torque technique, the electronic transport behaviors related to the relativistic Fermions in ZrGeSe are still unknown. Here, we first report systematic electronic transport…

Topological semimetal may have substantial applications in electronics, spintronics and quantum computation. Recently, ZrTe is predicted as a new type of topological semimetal due to coexistence of Weyl fermion and massless triply…

Materials Science · Physics 2018-01-17 San-Dong Guo , Yue-Hua Wang , Wan-Li Lu

Relating the band structure of correlated semimetals to their transport properties is a complex and often open issue. The partial occupation of numerous electron and hole bands can result in properties that are seemingly in contrast with…

Transition metal dichalcogenides with nontrivial band structures exhibit various fascinating physical properties and have sparked intensively research interest. Here, we performed systematic magnetotransport measurements on mechanical…

Mesoscale and Nanoscale Physics · Physics 2022-05-04 Jie Wang , Yihao Wang , Min Wu , Junbo Li , Shaopeng Miao , Qingyi Hou , Yun Li , Jianhui Zhou , Xiangde Zhu , Yimin Xiong , Wei Ning , Mingliang Tian

In the presence of a magnetic field frustrated spin systems may exhibit plateaus at fractional values of saturation magnetization. Such plateau states are stabilized by classical and quantum mechanisms including order-by-disorder, triplon…

Materials Science · Physics 2017-05-10 Linda Ye , Takehito Suzuki , Joseph. G. Checkelsky

Electrical and thermal transport properties of Cu-deficient kuramite Cu3-xSnS4 (CTS) was examined as a possible earth-abundant thermoelectric material. Crystallographic structure of CTS was characterized by partial disorder between Cu and…

Materials Science · Physics 2015-06-23 Yosuke Goto , Yuki Sakai , Yoichi Kamihara , Masanori Matoba
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