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Related papers: Magnetotransport in Sr3PbO antiperovskite with thr…

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We report the thermoelectric properties of polycrystalline samples of Ca3Pb1-xBixO (x = 0, 0.1, 0.2) and Ca3SnO, both crystallizing in a cubic antiperovskite-type structure. The Ca3SnO sample shows metallic resistivity and its…

Materials Science · Physics 2020-06-12 Yoshihiko Okamoto , Akira Sakamaki , Koshi Takenaka

The synthesis and structural study of the stoichiometric perovskite La0.5Ba0.5CoO3 have allowed three forms to be isolated. Besides the disordered La0.5Ba0.5CoO3 and the perfectly ordered layered LaBaCo2O6, a third form called…

Antiperovskite materials are well known for their high thermoelectric performance and gained huge research interest. Here, we report the structural stability and transport properties of Sr$_3$AsN from a precise first-principles study. The…

Materials Science · Physics 2022-05-10 Enamul Haque , M. Anwar Hossain

Electron-correlated two-dimensional (2D) cuprates have been extensively studied since the discovery of high-Tc superconductivity, in contrast, the three-dimensional (3D) counterpart perovskite cuprates remain largely unexplored due to their…

The design of novel multiferroic ABO$_3$ perovskites is complicated by the presence of necessary magnetic cations and ubiquitous antiferrodistortive modes, both of which suppress polar distortions. Using first-principles simulations, we…

Materials Science · Physics 2024-06-10 Cameron A. M. Scott , Nicholas C. Bristowe

Magnetic and transport properties of (Pr1/3Sm2/3)2/3A1/3MnO3 (A = Ca, Sr and Ba) compounds, prepared by the citrate gel route, have been investigated. These compounds are found to crystallize in the orthorhombic structure. Charge ordering…

Materials Science · Physics 2009-11-10 Saket Asthana , D. Bahadur , A. K. Nigam , S. K. Malik

The results of heat-capacity, magnetic susceptibility, electrical resistivity and magnetoresistance $(\Delta \rho/\rho)$ measurements on the compounds Tb$_2$PdSi$_3$ and Dy$_2$PdSi$_3$, are reported. The results establish that these…

Strongly Correlated Electrons · Physics 2009-10-31 R. Mallik , E. V. Sampathkumaran , P. L. Paulose

Transport and magnetic measurements have been carried out on perovskite Co-oxides R1-xAxCoO3 (R=La, Pr, and Nd; A=Ba, Sr and Ca; 0<x<0.5: All sets of the R and A species except Nd1-xBaxCoO3 have been studied.). With increasing the Sr- or…

Strongly Correlated Electrons · Physics 2009-11-10 Hiroyasu Masuda , Toshiaki Fujita , Takeshi Miyashita , Minoru Soda , Yukio Yasui , Yoshiaki Kobayashi , Masatoshi Sato

We observed the coexistence of superconductivity and antiferromagnetic order in the single-crystalline ternary pnictide HoPdBi, a plausible topological semimetal. The compound orders antiferromagnetically at $T_N =$1.9 K and exhibits…

Materials Science · Physics 2016-01-14 Orest Pavlosiuk , Dariusz Kaczorowski , Xavier Fabreges , Arsen Gukasov , Piotr Wiśniewski

The quantum transport of Dirac cone states in the iron pnictide Ba(FeAs)$_2$ with a d-\,multiband system is studied by using single crystal samples. The transverse magnetoresistance develops linearly against magnetic field at low…

Strongly Correlated Electrons · Physics 2011-06-23 Khuong K. Huynh , Yoichi Tanabe , Katsumi Tanigaki

We discuss magnetotransport in a low density electron gas coupled to spin fluctuations near and above a ferromagnetic transition. Provided the density is low enough ($n \lesssim 1/\xi^{3}(T)$, with $\xi(T)$ the ferromagnetic correlation…

Materials Science · Physics 2009-10-30 Pinaki Majumdar , Peter Littlewood

The simultaneous occurrence of electric-field controlled superconductivity and spin-orbit interaction makes two-dimensional electron systems (2DES) constructed from perovskite transition metal oxides promising candidates for the next…

The 5$d$ series semimetallic Dirac nodal-line perovskite SrIrO$_3$ presents a promising system to study the interplay between spin-orbit coupling and electron-electron interactions in the epitaxial thin film geometry. The competition…

Materials Science · Physics 2024-06-05 Wesley Surta , Saeed Almalki , Ya-Xun Lin , Tim Veal , Marita O'Sullivan

The (111)-oriented 4d ferromagnetic perovskite SrRuO3 (SRO) offers a unique triangular-lattice geometry, making it a promising platform for exploring Berry-curvature-driven and spin-orbit-coupled transport. Here, we present a systematic…

Despite their puzzling vibrational characteristics that include strong signatures of anharmonicity and thermal disorder already around room temperature, halide perovskites exhibit favorable optoelectronic properties for applications in…

Materials Science · Physics 2022-02-08 Christian Gehrmann , Sebastián Caicedo-Dávila , Xiangzhou Zhu , David A. Egger

Based on first-principles calculation and effective model analysis, we propose that the cubic antiperovskite material Cu$_3$PdN can host a three-dimensional (3D) topological nodal line semimetal state when spin-orbit coupling (SOC) is…

Materials Science · Physics 2015-07-21 Rui Yu , Hongming Weng , Zhong Fang , Xi Dai , Xiao Hu

We have performed magneto-transport and high-resolution angle-resolved photoelectron spectroscopy (ARPES) measurements on palladium (Pd) doped topological insulator Pd$_{x}$Bi$_{2}$Te$_{3}$ (0 $\leq$ x $\leq$ 0.20) single crystals. We have…

Strongly Correlated Electrons · Physics 2024-03-12 Shailja Sharma , Shiv Kumar , Girish C. Tewari , Gargee Sharma , Eike F. Schwier , Kenya Shimada , A. Taraphder , C. S. Yadav

We report normal-state transport properties of the single-crystalline samples of the silver-lead oxide superconductor Ag5Pb2O6, including the electrical resistivity, magnetoresistance, and Hall coefficient. From the Hall coefficient…

Superconductivity · Physics 2015-06-17 Shingo Yonezawa , Yoshiteru Maeno

Layered heavy-metal square-lattice compounds have recently emerged as potential Dirac fermion materials due to bonding within those sublattices. We report quantum transport and spectroscopic data on the layered Sb square-lattice material…

Epitaxial perovskite (110) oriented SrIrO3 (SIO) thin films were grown by pulsed laser deposition on (110) oriented DyScO3 (DSO) substrates with various film thickness t (2 nm < t < 50 nm). All the films were produced with stoichiometric…

Strongly Correlated Electrons · Physics 2020-01-03 A. K. Jaiswal , A. G. Zaitsev , R. Singh , R. Schneider , D. Fuchs