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In this study, we report a different strategy to prepare graphene nanopapers from direct vacuum filtration. Instead of the conventional method, i.e. thermal annealing nanopapers at extremely high temperatures prepared from graphene oxide…

Materials Science · Physics 2017-10-27 Maria del Mar Bernal , Mauro Tortello , Samuele Colonnaa , Guido Saracco , Alberto Fina

Reducible oxides are widely used catalyst supports that can increase oxidation reaction rates by transferring their lattice oxygen at the metal-support interface. The interfacial oxidation process is typically described in terms of a…

Materials Science · Physics 2021-04-05 Joshua L. Vincent , Peter A. Crozier

Surface layers of water miscible volatile organic solvents (N,N-dimethylacetamide, acetone, ethanol, and tetrahydrofuran) have been formed on water and their properties have been studied. The layers are stable on the water surface and can…

Soft Condensed Matter · Physics 2024-08-06 Alexander Sorokin , Larissa Maiorova , Maksim Zavalishin

We followed the evolution of the normal and superconducting properties of Al thin films after each session of various successive oxygen irradiations at ambient temperature. Such irradiated films, similar to the granular ones, exhibit…

Superconductivity · Physics 2017-03-01 E. H. C. P. Sinnecker , M. M. Sant'Anna , M. ElMassalami

A novel nanomaterial which consists of graphene sheets decorated with silsesquioxane molecoles has been developed. Indeed, aminopropyl-silsesquioxane (POSS-NH2) has been employed to functionalize graphene oxide sheets (GOs). The surface…

Materials Science · Physics 2013-02-07 Luca Valentini , Marta Cardinali , Jose M. Kenny , Mirko Prato , Orietta Monticelli

Surfactants are often used to stabilise two-dimensional (2D) materials in environmentally friendly solvents such as water. Aqueous-surfactant solutions prevent agglomeration of nanosheets through steric and electrostatic repulsion,…

Materials Science · Physics 2021-11-05 Diego Tomohisa Pérez-Álvarez , Philip Davies , Jason Stafford

ZnO is a promising candidate as an environment friendly thermoelectric (TE) material. However, the poor TE figure of merit (zT) needs to be addressed to achieve significant TE efficiency for commercial applications. Here we demonstrate that…

In this work, we characterized gadolinium oxide films deposited on silicon by high pressure sputtering with a two-step process: first, we sputtered metallic gadolinium in an argon atmosphere and then, we performed an in-situ plasma…

Materials Science · Physics 2024-02-05 María Ángela Pampillón , Pedro Carlos Feijoo , Enrique San Andrés

The exploitation of advanced materials for novel energy, health and computing applications requires fundamental understanding of enabling physicochemical mechanisms, including ionic and electronic conductivity, defect formation processes…

The layer-by-layer (LbL) technique is adopted for the construction of multilayers encompassing chitosan and graphene oxide (GO) platelets capable of improving the flame retardant properties open cell PU foams. The LbL assembly follows a…

Chemical Physics · Physics 2018-06-29 Lorenza Maddalena , Federico Carosio , Julio Gomez , Guido Saracco , Alberto Fina

Adsorption is one important way applied to water decontamination, where carbon is commonly used as highly effective absorbent. Carbon of different morphologies and structures normally demonstrate distinct capabilities to adsorption-typed…

Materials Science · Physics 2017-05-02 Sun Ling

Pairing the accuracy of Kohn-Sham density-functional framework with the efficiency of a stochastic algorithmic approach, mixed stochastic-deterministic Density Functional Theory (mDFT) achieves a favorable computational scaling with system…

Chemical Physics · Physics 2025-10-07 Vidushi Sharma , Lee A. Collins , Alexander J. White

Precise characterization of the graphene/water interface has been hindered by experimental inconsistencies and limited molecular-level access to interfacial structures. In this work, we present a novel integrated computational approach that…

Chemical Physics · Physics 2026-02-10 Xianglong Du , Jun Cheng , Fujie Tang

Graphene can collect energy from the ambient heat and convert it to electricity, which makes it an ideal candidate for the fabrication of self-powered devices. However, this technology is suffering the high cost, which limits the practical…

Materials Science · Physics 2012-05-01 Zihan Xu

We report very large bandgap enhancement in SrTiO3 (STO) films (fabricated by pulsed laser deposition below 800 {\deg}C), which can be up to 20% greater than the bulk value, depending on the deposition temperature. The origin is…

Rutile germanium dioxide (r-GeO$_2$) is a promising ultra-wide bandgap (UWBG) semiconductor, offering a high theoretical Baliga figure of merit, potential for p-type doping, and favorable thermal and electrical properties. In this work, we…

Materials Science · Physics 2025-08-05 Imteaz Rahaman , Anthony Bolda , Botong Li , Hunter D. Ellis , Kai Fu

The introduction of graphene-related materials (GRMs) in carbon fibre-reinforced polymers (CFRP) has been proved to enhance their mechanical and electrical properties. However, methodologies to produce the 3-phase materials (multiscale…

Applied Physics · Physics 2020-07-28 Veronica Rodriguez-Garcia , Julio Gomez , Francesco Cristiano , Maria R. Gude

We have studied the surface of pure and oxidized Pt$_3$Zr(0001) by scanning tunneling microscopy (STM), Auger electron microscopy, and density functional theory (DFT). The well-annealed alloy surface shows perfect long-range chemical order.…

High throughput experimental methods are known to accelerate the rate of research, development, and deployment of electronic materials. For example, thin films with lateral gradients in composition, thickness, or other parameters have been…

Applied Physics · Physics 2020-02-19 Yanbing Han , Sage Bauers , Qun Zhang , Andriy Zakutayev

Because they may provide ultrathin, high-flux, and energy-efficient membranes for precise ionic and molecular sieving in aqueous solution, GO membranes (partially oxidized, stacked sheets of graphene) have shown great potential in water…