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Related papers: Electronic properties of A2Zr2O7 (A= Gd, Nd) ceram…

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We report the synthesis via an indium flux method of a novel single-crystalline compound Rh3In3.4Ge3.6 that belongs to the cubic Ir3Ge7 structure type. In Rh3In3.4Ge3.6, the In and Ge atoms choose to preferentially occupy, respectively, the…

The three-dimensional (3D) electronic structure of the hidden order compound URu$_2$Si$_2$ in a paramagnetic phase was revealed using a 3D angle-resolved photoelectron spectroscopy where the electronic structure of the entire Brillouin zone…

Strongly Correlated Electrons · Physics 2021-03-31 Shin-ichi Fujimori , Yukiharu Takeda , Hiroshi Yamagami , Etsuji Yamamoto , Yoshinori Haga

The electronic structure and chemical bonding of wurtzite-GaN investigated by N 1s soft x-ray absorption spectroscopy and N K, Ga M1, and Ga M2,3 emission spectroscopy is compared to that of pure Ga. The measurements are interpreted by…

Materials Science · Physics 2011-12-30 Martin Magnuson , Maurizio Mattesini , Carina Höglund , Jens Birch , Lars Hultman

We present for the first time the band structure calculation of $Bi_2Sr_2Ca_2Cu_3O_{10}$ compound in the tetragonal structure (space group $I4/mmm$). We used the Local Density Approximation (LDA) as in the Wien2k code. We analyze in detail…

Strongly Correlated Electrons · Physics 2019-11-11 J. A. Camargo-Martínez , Diego Espitia , R. Baquero

In this work, we have performed a comprehensive study of dielectric materials NbOX2 (X=Cl, Br, and I) within the framework of density functional theory, incorporating both conventional and hybrid functionals.Our studies focus on the…

We have investigated the electronic structure of Ba3InIr2O9 within the density-functional theory (DFT) using the generalized gradient approximation while considering strong Coulomb correlations (GGA+$U$) in the framework of the fully…

Strongly Correlated Electrons · Physics 2025-02-26 D. A. Kukusta , L. V. Bekenov , V. N. Antonov

The bilayered rhodium oxide Sr3Rh2O7 was synthesized by high-pressure and high-temperature heating techniques. The single-phase polycrystalline sample of Sr3Rh2O7 was characterized by measurements of magnetic susceptibility, electrical…

Superconductivity · Physics 2009-11-07 K. Yamaura , Q. Huang , D. P. Young , Y. Noguchi , E. Takayama-Muromachi

Diverse magnetic and electronic properties of halogen-adsorbed silicene are investigated by the first-principles theoretical framework, including the adatom-diversified geometric structures, the atom-dominated energy bands, the spatial spin…

Materials Science · Physics 2019-03-27 Duy Khanh Nguyen , Ngoc Thanh Thuy Tran , Yu-Huang Chiu , Ming-Fa Lin

Tailoring the specific stacking sequences (polytypes) of layered materials represents a powerful strategy to identify and design novel physical properties. While nanostructures built upon transition-metal dichalcogenides (TMDs) with either…

This research has been conducted to characterize and validate the resistive heating as a synthesis method for zirconium oxides (ZrO$_2$). A wire of Zr has been oxidized to form a core shell structure, in which the core is the metal wire,…

Materials Science · Physics 2023-02-14 J. F. Ramos-Justicia , J. L. Ballester-andújar , A. Urbieta , P. Fernández

The structure and the electronic properties of a sodium tetrasilicate (Na${}_2$Si${}_4$O${}_9$) glass were studied by combined Car-Parrinello and classical molecular-dynamics simulations. The glass sample was prepared using a method…

Disordered Systems and Neural Networks · Physics 2009-11-07 Simona Ispas , Magali Benoit , Philippe Jund , Remi Jullien

Using density-functional theory with ultrasoft pseudopotentials, we previously investigated the structural and electronic properties of the low-pressure (cubic, tetragonal, and monoclinic) phases of ZrO2 and HfO2, in order to elucidate…

Materials Science · Physics 2007-05-23 Xinyuan Zhao , David Vanderbilt

The effect of pressure on the structural and vibrational properties of the layered molecular crystal 1,1-diamino-2,2-dinitroethelene (FOX-7) are explored by first principles calculations. We observe significant changes in the calculated…

Materials Science · Physics 2014-02-18 S. Appalakondaiah , G. Vaitheeswaran , S. Lebègue

The structural, electrical, optical, and mechanical characteristics of the lead-free halide double perovskites Cs2NaTlX6 X = F, Cl, Br are calculated by utilizing PBE functional within generalized gradient approximation GGA under the…

Materials Science · Physics 2023-02-07 Mohammed Mehedi Hasan , Nazmul Hasan , Alamgir Kabir

We present optical conductivity spectra for $Pb_{2}Ru_{2}O_{7-{\delta}}$ single crystal at different temperatures. Among reported pyrochlore ruthenates, this compound exhibits metallic behavior in a wide temperature range and has the least…

Materials Science · Physics 2009-11-10 P. Zheng , N. L. Wang , J. L. Luo , R. Jin , D. Mandrus

A detailed theoretical study on the electronic structure and magnetic properties of half-metallic ferromagnet CrO$_2$ was carried out by means of relativistic full-potential linear muffin-tin orbital method within the generalized gradient…

Materials Science · Physics 2009-11-11 V. Kanchana , G. Vaitheeswaran , M. Alouani

Electronic structure of ferromagnetic half-metal CrO$_2$ was studied by means of 53Cr nuclear magnetic resonance (NMR) spectroscopy and density functional theory (DFT). The measured NMR spectrum consists of three distinct spectral lines and…

Materials Science · Physics 2025-05-19 Vojtěch Chlan , Anna A. Shmyreva , Helena Štěpánková

This study investigates the novelty of the crystalline and electronic structure of (Mg,Ti)-doped ZnO and the co-doped Zn1-x-yMgxTiyO structures using Gaussian and plane-wave basis sets, as implemented in the CP2K code. The goal of…

Materials Science · Physics 2025-03-05 Sidi Ahmedbowba , Fehmi Khadri , Walid Ouerghui , Said Ridene

Here, using density functional theory and density matrix renormalization group methods, we investigate the electronic and magnetic properties of RuOCl$_2$ and OsOCl$_2$ with $d^4$ electronic configurations. Different from a previous study…

Strongly Correlated Electrons · Physics 2022-05-16 Yang Zhang , Ling-Fang Lin , Adriana Moreo , Thomas A. Maier , Gonzalo Alvarez , Elbio Dagotto

We present a comparative study of the magnetic and electrical properties of polycrystalline and nanocrystalline Y2Ir2O7, the latter prepared using a new chemical route. We find that reduction in particle size leads to enhanced…

Strongly Correlated Electrons · Physics 2016-11-18 Vinod Kumar Dwivedi , Abhishek Juyal , Soumik Mukhopadhyay