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Modelling the ionic transport in battery cells requires precise parametrization of the involved electrolytes. For carbonate-based electrolytes, however, the evaluation of their parameters suffers from interphase effects between the bulk…

In this work we study the transport properties of a finite Peierls-Fr\"ohlich dielectric with a charge density wave of the commensurate type. We show that at low temperatures this problem can be mapped onto a problem of fractional charge…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 I. V. Krive , A. S. Rozhavsky , E. R. Mucciolo , L. E. Oxman

Solid-state lithium-ion batteries (SSLIBs) are considered to be the new generation of devices for energy storage due to better performance and safety. Poly (ethylene oxide) (PEO) based material becomes one of the best candidate of solid…

Applied Physics · Physics 2018-11-21 Han Meng , Xiaoxiang Yu , Hao Feng , Zhigang Xue , Nuo Yang

It is shown that at low temperatures and moderate electron dephasing the electron transmission function reveales a structure containing information about donor/acceptor sites effectively participating in the electron transfer (ET) processes…

Biological Physics · Physics 2007-05-23 Natalya A. Zimbovskaya

We compute the thermal conductivity and electrical resistivity of solid hcp Fe to pressures and temperatures of Earth's core. We find significant contributions from electron-electron scattering, usually neglected at high temperatures in…

Materials Science · Physics 2018-09-12 Junqing Xu , Peng Zhang , K. Haule , J. Minar , S. Wimmer , H. Ebert , R. E. Cohen

We calculate the thermal conductivity of electrons produced by electron-electron Coulomb scattering in a strongly degenerate electron gas taking into account the Landau damping of transverse plasmons. The Landau damping strongly reduces…

Astrophysics · Physics 2009-11-11 P. S. Shternin , D. G. Yakovlev

The electron transport in inhomogeneous quasi-one-dimensional conducting channels on the liquid helium surface are studied in the temperature range 0.6-1.5 K. Inhomogeneities are created by charging the substrate on which the conducting…

Strongly Correlated Electrons · Physics 2009-11-13 Yu. Z. Kovdrya , V. A. Nikolaenko , A. V. Smorodin

Heating of trapped ion clouds by interactions with free electrons crossing the trapping potential was observed. A model describing such process was proposed and discussed. The presented approach predicts two effects: pushing and heating of…

Plasma Physics · Physics 2018-11-14 Łukasz Kłosowski , Mariusz Piwiński

Current sheets (CSs) are preferred sites of magnetic reconnection and energy dissipation in collisionless astrophysical plasmas. Electric currents in them may be carried by both electrons and ions. In our prior theoretical studies of…

Solar and Stellar Astrophysics · Physics 2022-07-20 Olga Khabarova , Jörg Büchner , Neeraj Jain , Timothy Sagitov , Helmi Malova , Roman Kislov

Numerical simulations are a powerful tool for the development and improvement of Li-ion batteries. Modeling the mass transport of the involved electrolytic solutions requires precise determination of the corresponding electrolyte…

Chemical Physics · Physics 2024-11-21 Lukas Lehnert , Maryam Nojabaee , Arnulf Latz , Birger Horstmann

Electrolytes as nanostructured materials are very attractive for batteries or other types of electronic devices. (PEO)8ZnCl2 polymer electrolytes and nanocomposites (PEO)8ZnCl2/TiO2 were prepared from PEO and ZnCl2 and with addition of TiO2…

Materials Science · Physics 2008-09-04 Aleksandra Turkovic , Mario Rakic , Pavo Dubcek , Magdy Lucic-Lavcevic , Sigrid Bernstorff

Electrical and thermal transport properties of C60 molecules are investigated with density-functional-theory based calculations. These calculations suggest that the optimum contact geometry for an electrode terminated with a single-Au atom…

Mesoscale and Nanoscale Physics · Physics 2015-06-05 G. Géranton , C. Seiler , A. Bagrets , L. Venkataraman , F. Evers

We measure electronic transport through point contacts in the high-mobility electron gas in a Ga[Al]As heterostructure at different temperatures and bulk electron densities. The conductance through all point contacts increases with…

Mesoscale and Nanoscale Physics · Physics 2021-06-03 Lev V. Ginzburg , Carolin Gold , Marc P. Röösli , Christian Reichl , Matthias Berl , Werner Wegscheider , Thomas Ihn , Klaus Ensslin

We explore electron transport properties in molecular wires made of heterocyclic molecules (pyrrole, furan and thiophene) by using the Green's function technique. Parametric calculations are given based on the tight-binding model to…

Mesoscale and Nanoscale Physics · Physics 2009-09-13 Santanu K. Maiti , S. N. Karmakar

The solid-state electrolyte is critical for achieving next-generation high energy density and high-safety batteries. Solid polymer electrolytes (SPEs) possess great potential for commercial application owing to their compatibility with the…

Materials Science · Physics 2023-07-04 Xiong Xiong Liu , Shengfa Feng , Pengcheng Yuan , Yaping Wang , Long Pan , ZhengMing Sun

High-quality polycrystalline SmFeAsO0.75 was synthesized with a superconducting transition width less than 1 K, and the electronic behavior was systematically studied by transport and specific heat measurements. An obvious superconducting…

Superconductivity · Physics 2011-05-10 Y. Sun , Y. Ding , B. C. Zheng , Z. X. Shi , Z. A. Ren

The use of oxide glasses is pervasive throughout everyday amenities and commodities. Such glasses are typically electrical insulators, and endowing them with electrical conductivity without changing their salutary mechanical properties,…

A theory of electronic transport through molecular wires is applied to analyze characteristics of a long-range electron transfer (ET) through molecular bridges in macromolecules with complex donor/acceptor subsystems. Assuming a coherent…

Soft Condensed Matter · Physics 2007-05-23 Natalya A. Zimbovskaya

The pyroresistive response of conductive polymer composites (CPCs) has attracted much interest because of its potential applications in many electronic devices requiring a significant responsiveness to changes in external physical…

Soft Condensed Matter · Physics 2024-06-11 Ettore Barbieri , Emiliano Bilotti , Yi Liu , Claudio Grimaldi

We report on the thermal and electrical conductivities of two liquid silicon-oxygen-iron mixtures (Fe$_{0.82}$Si$_{0.10}$O$_{0.08}$ and Fe$_{0.79}$Si$_{0.08}$O$_{0.13}$), representative of the composition of the Earth's outer core at the…

Materials Science · Physics 2015-06-12 Monica Pozzo , Chris Davies , David Gubbins , Dario Alfè