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The transport properties of nematic aerogels, which consist of highly oriented Al$_2$O$_3\cdot$SiO$_2$ nanofibers coated with a graphene shell with a large number of defects, are studied. The temperature dependences of the electrical…

Mesoscale and Nanoscale Physics · Physics 2022-03-16 V. I. Tsebro , E. G. Nikolaev , L. B. Lugansky , M. S. Kutuzov , R. A. Khmel'nitskii , A. A. Tonkikh , A. I. Khar'kovskii

This work investigates the quantum transport in a narrow constriction acted upon by a finite-range transversely polarized time-dependent electric field. A generalized scattering-matrix method is developed that has incorporated a…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 C. S. Tang , C. S. Chu

The electronic transport in polypyrrole thin films synthesized chemically from the vapor phase is studied as a function of temperature as well as of electric and magnetic fields. We find distinct differences in comparison to the behavior of…

Disordered Systems and Neural Networks · Physics 2009-11-13 C. C. Bof Bufon , T. Heinzel

Nd$_{2-x}$Ce$_x$CuO$_{4\pm\delta}$ (NCCO) epitaxial thin films have been deposited on (100) SrTiO$_3$ substrates by DC sputtering technique in different atmosphere. The as-grown samples show different dependence of the in-plane resistivity…

Electronic transport has been investigated for strong spin-orbit coupled perovskite SrIrO3 thin films grown at various substrate temperatures. The electronic transport of the SrIrO3 films is found to be very sensitive to the growth…

Strongly Correlated Electrons · Physics 2015-03-17 Abhijit Biswas , Yoon Hee Jeong

The strikingly different charge transport behaviors in nanocomposites of multiwall carbon nanotubes (MWNTs) and conducting polymer polyethylene dioxythiophene - polystyrene sulfonic acid (PEDOT-PSS) at low temperatures are explained by…

Mesoscale and Nanoscale Physics · Physics 2015-05-28 Paramita Kar Choudhury , S. Ramaprabhu , K. P. Ramesh , Reghu Menon

High-entropy perovskite thin films, as the prototypical representative of the high-entropy oxides with novel electrical and magnetic features, have recently attracted great attention. Here, we reported the electronic structure and charge…

Materials Science · Physics 2021-04-08 Yuqi Liang , Bingcheng Luo , Huijuan Dong , Danyang Wang

Anisotropic transport, Shubnikov-de Haas (SdH), and de Haas-van Alphen (dHvA) quantum oscillations studies are reported on a high-quality CoSi single crystal grown by the Czochralski method. Temperature-dependent resistivities indicate the…

Materials Science · Physics 2022-09-07 Souvik Sasmal , Gourav Dwari , Bishal Baran Maity , Vikas Saini , Rajib Mondal , A. Thamizhavel

Antiperovskite nitrides with the general formula M$_3$N have attracted significant attention due to their tunable electronic and magnetic properties. Among them are many cobalt-based compounds predicted to exhibit high thermodynamic…

We report a comprehensive characterization of the magnetic, electrical transport, spectral, and thermal properties of single-crystalline Zintl-type material EuIn2P2. The compound crystallizes with a hexagonal unit cell (space group P63/mmc)…

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

CsSnI3 is a promising eco-friendly solution for energy harvesting technologies. It exists at room temperature in either a black perovskite polymorph or a yellow 1D double-chain, which irreversibly deteriorates in the air. In this work, we…

Materials Science · Physics 2023-02-10 Lorenzo Monacelli , Nicola Marzari

Presently, cerium-doped LaMnO$_3$ is vividly discussed as an electron-doped counterpart prototype to the well-established hole-doped mixed-valence manganites. Here, La$_{0.7}$Ce$_{0.3}$MnO$_3$ thin films of different thicknesses, degrees of…

Materials Science · Physics 2015-01-20 Andreas Thiessen , Elke Beyreuther , Robert Werner , Reinhold Kleiner , Dieter Koelle , Lukas M. Eng

We report transport measurement in zero and applied magnetic field on a single crystal of NbAs. Transverse and longitudinal magnetoresistance in the plane of this tetragonal structure does not saturate up to 9 T. In the transverse…

Materials Science · Physics 2015-06-24 N. J. Ghimire , Yongkang Luo , M. Neupane , D. J. Williams , E. D. Bauer , F. Ronning

Materials with high carrier mobility showing large magnetoresistance (MR) have recently received much attention because of potential applications in future high-performance magneto-electric devices. Here, we report on the discovery of an…

We report on a study of Seebeck coefficient and resistivity in the quasi-one-dimensional conductor (TMTSF)$_{2}$PF$_{6}$ extended deep into the Spin-Density-Wave(SDW) state. The metal-insulator transition at $T_{SDW}$ = 12 K leads to a…

Strongly Correlated Electrons · Physics 2016-03-01 Yo Machida , Xiao Lin , Woun Kang , Koichi Izawa , Kamran Behnia

Srn+1RunO3n+1 represents a class of layered materials whose physical properties are a strong function of the number of Ru-O layers per unit cell, n. This series includes the p-wave superconductor Sr2RuO4 (n=1), enhanced paramagnetic…

Strongly Correlated Electrons · Physics 2009-11-10 G. Cao , W. H. Song , Y. P. Sun , X. N. Lin , J. E. Crow

Quasi-one-dimensional materials $A$Mn$_6$Bi$_5$ ($A$ = Na, K, Rb, Cs) exhibit unique electronic behaviors such as antiferromagnetism, charge density waves, and pressure-induced superconductivity. Thus, they serve as a suitable model system…

Superconductivity · Physics 2025-12-04 Qi-Yuan Liu , Chenfei Shi , Zhaodi Lin , Xiutong Deng , Baojuan Kang , Youguo Shi , Gang Wang , Rongrong Jia , Jin-Ke Bao

We prepared high epitaxial thin films of the compound Sr_2FeMoO_6 with narrow rocking curves by pulsed laser deposition. The diagonal and nondiagonal elements of the resistivity tensor were investigated at temperatures from 4 K up to room…

Materials Science · Physics 2009-10-31 W. Westerburg , F. Martin , G. Jakob

The temperature dependences of magnetization, electrical transport, and thermal transport properties of antiperovskite compound SnCMn3 have been investigated systematically. A positive magnetoresistance (~11%) is observed around the…

Strongly Correlated Electrons · Physics 2015-05-13 B. S. Wang , P. Tong , Y. P. Sun , X. B. Zhu , W. H. Song , Z. R. Yang , J. M. Dai