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The existing solid electrolytes for lithium ion batteries suffer from low total ionic conductivity, which restricts its usefulness for the lithium-ion battery technology. Among them, the NASICON-based materials, such as…

Chemical Physics · Physics 2020-08-03 K. Kwatek , W. Ślubowska , J. Trébosc , O. Lafon , J. L. Nowiński

Crystal structures play a vital role in determining materials properties. In Li-ion cathodes, the crystal structure defines the dimensionality and connectivity of interstitial sites, thus determining Li-ion diffusion kinetics. While a…

In this paper we report the first measurements of carrier mobilities in an inorganic nanocrystal: conducting polymer composite. The composite material in question (lead sulphide nanocrystals in the conducting polymer MEH-PPV was made using…

Materials Science · Physics 2016-08-31 Andrew Watt , Troy Eichman , Halina Rubinsztein-Dunlop , Paul Meredith

We demonstrate that exciton conductance in organic materials can be enhanced by several orders of magnitude when the molecules are strongly coupled to an electromagnetic mode. Using a 1D model system, we show how the formation of a…

Mesoscale and Nanoscale Physics · Physics 2015-05-26 Johannes Feist , Francisco J. Garcia-Vidal

Having smaller energy density than batteries, supercapacitors have exceptional power density and cyclability. Their energy density can be increased using ionic liquids and electrodes with sub-nanometer pores, but this tends to reduce their…

Materials Science · Physics 2015-06-18 S. Kondrat , P. Wu , R. Qiao , A. Kornyshev

Recent advances in experimental and computational techniques have allowed for an accurate description of the adsorption of ionic liquids on metallic electrodes. It is now well established that they adopt a multi-layered structure, and that…

Materials Science · Physics 2016-03-15 Benjamin Rotenberg , Mathieu Salanne

We study the thermodynamical properties of crystals of trapped ions which are laser cooled to two different temperatures in two separate regions. We show that these properties strongly depend on the structure of the ion crystal. Such…

Quantum Physics · Physics 2015-12-21 Nahuel Freitas , Esteban Martinez , Juan Pablo Paz

A new theoretical approach is presented for relating structural information to transport properties in ion conducting network glasses. It relies on the consideration of the different types of glass forming units and the charges associated…

Materials Science · Physics 2010-09-13 Michael Schuch , Christian Trott , Philipp Maass

Vortices in electron fluids are a key indicator of electron hydrodynamics. However, a comprehensive framework linking macroscopic vorticity measurements with microscopic interactions and scattering mechanisms has been lacking. We employ…

Mesoscale and Nanoscale Physics · Physics 2024-09-27 Khachatur G. Nazaryan , Leonid Levitov

The intricate role of shear viscosity and ion-pair relaxations on ionic conductivity mechanisms and the underlying changes induced by salt concentration ($c$) in organic liquid electrolytes remain poorly understood despite their widespread…

Solid polymer electrolytes are considered a promising alternative to traditional liquid electrolytes in energy storage applications because of their good mechanical properties, and excellent thermal and chemical stability. A gap, however,…

Materials Science · Physics 2020-02-19 Boran Ma , Trung Dac Nguyen , Monica Olvera de la Cruz

Colloidal particles dispersed in liquid crystals can form new materials with tunable elastic and electro-optic properties. In a periodic `blue phase' host, particles should template into colloidal crystals with potential uses in photonics,…

Soft Condensed Matter · Physics 2015-04-21 K. Stratford , O. Henrich , J. S. Lintuvuori , M. E. Cates , D. Marenduzzo

We present a quantitative analysis of the steady state electronic transport in a resistive switching device. The device is composed of a thin film of Ag$_{2}$S (solid electrolyte) contacted by a Pt nano-contact acting as ion-blocking…

Materials Science · Physics 2017-12-11 Monica Morales-Masis , Hans-Dieter Wiemhofer , Jan M. van Ruitenbeek

Time crystals are many-body systems that spontaneously break time-translation symmetry, and thus exhibit long-range spatiotemporal order and robust periodic motion. Recent results have demonstrated how to build time-crystal phases in driven…

Statistical Mechanics · Physics 2025-04-11 R. Hurtado-Gutiérrez , C. Pérez-Espigares , P. I. Hurtado

We explore an idealized theoretical model for the transport of ions within highly asymmetric ionic liquid mixtures. A primitive model (PM)-inspired system serves as a representative for asymmetric ionic materials (such as liquid crystalline…

Electrochemical water splitting technology for producing "green hydrogen" is important for the global mission of carbon neutrality. Electrocatalysts with decent performance at high current densities play a central role in the industrial…

Chemical Physics · Physics 2022-02-16 Yuting Luo , Zhiyuan Zhang , Manish Chhowalla , Bilu Liu

Solid polymer electrolytes exhibit ion conduction and high mechanical properties, thus are promising materials for future energy storage devices. The ion conductivity in an SPE is intricately connected to salt ion distribution in the…

Soft Condensed Matter · Physics 2024-06-04 Ganesh K Rajahmundry , Tarak K Patra

Interlayer space in graphite is impermeable to ions and molecules, including protons. Its controlled expansion would find several applications in desalination, gas purification, high-density batteries, etc. In the past, metal intercalation…

Mesoscale and Nanoscale Physics · Physics 2022-01-26 Lalita Saini , Siva Sankar Nemala , Aparna Rathi , Suvigya Kaushik , Gopinadhan Kalon

We introduce a system where an elastic lattice of particles is moved slowly at a constant velocity under the influence of a local external potential, construct a rigid-body model through simplification processes, and show that the two…

Computational Physics · Physics 2015-05-30 Young-noh Yoon , Jonghee Lee

It is demonstrated that persistent-photoconductivity (PPC), well-studied in lightly-doped semiconductors, is observable in GeSbTe compounds using infrared excitation at cryogenic temperatures. The low level of energy-flux necessary to…

Strongly Correlated Electrons · Physics 2015-03-26 Z. Ovadyahu
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