Showing papers in "Journal of Alloys and Compounds in 2020"

TL;DR: In this article, the authors present a review of the development of hydrogen storage materials, methods and techniques, including electrochemical and thermal storage systems, and an outlook for future prospects and research on hydrogen-based energy storage.

TL;DR: In this article, major semiconductor photocatalytic materials, namely, TiO2, ZnO, WO3, SiC, CuO, CdS, PbS, and SnO2 are elaborately discussed.

TL;DR: The graphitic carbon nitride (g-C3N4) has been considered as a promising metal-free photocatalyst for solving the energy crisis and environmental problems.

TL;DR: In this paper, the magnetic refrigeration (MR) technology which is based on the magnetocaloric effect (MCE) of magnetic solids has been considered as an energy-efficient alternative method to our present well used gas compression/expression refrigeration technology.

TL;DR: In this article, a series of transition-metal-based bifunctional electrocatalysts for both anode and cathode have been already developed for the overall water splitting, which is considered as one of the most promising ways for sustainable energy storage and hydrogen society realization in the future.

TL;DR: In this paper, advanced synthetic approaches and some effective strategies including alloying, nanostructuring, doping by catalytic additives and forming nanocomposites with other hydrides are summarized, and then the prospects for further promoting the properties of Mg-based hydrogen storage materials are also briefly discussed.

TL;DR: In this article, the general approaches to tune the morphologies of Tungsten Oxide (WO3) are analyzed, and much more attention is particularly paid to improve the sensing-properties of WO3 based gas sensors.

TL;DR: In this article, the authors reviewed the application of rare-earth luminescent materials in optical temperature sensing, and the types of up-conversion thermometry materials are reviewed, which can realize non-contact temperature measurement, large scale imaging, wide dynamic range and rapid response in biological fluorescent tag, accurate measurement of local temperature in medical treatment, and direct temperature measurement of an inaccessible object.

TL;DR: In this article, a review of the mechanisms of hydrogen evolution reaction and oxygen evolution reaction was first illustrated, the preparation and electrochemical performance of various Co-based electrocatalysts, including cobalt oxides, hydroxides, sulfides, phosphides, nitrides and selenides for HER or OER were then summarized.

TL;DR: In this paper, the lamellae-like Ni/Co metal-organic framework (Ni/Co-MOF) is synthesized via a facile one-step hydrothermal process.

TL;DR: This review-study will address some of the relevant post-Li ion issues and battery technologies, including Na-ion batteries, Mg batteries, Ca- ion batteries, Zn-ION batteries, Al-ionBattery technologies, and anionic (F- and Cl-) shuttle batteries.

TL;DR: In this article, Gd2ZnMnO6/ZnO nanocomposites were prepared by a sol-gel auto-combustion procedure based on a reaction between Gd, Zn and Mn nitrates and grape syrup or coffee as green fuel.

TL;DR: In this paper, a trilayer nanodepot with a drug reservoir was built into a core-shell nanofiber and a modified triaxial electrospinning was implemented to prepare the trillayer depots F2 using cellulose acetate and acyclovir as polymer matrix and active ingredient, respectively.

TL;DR: In this paper, the feasibility for facile and scalable conversion of inexpensive and earth-abundant agricultural wastes into high value-added carbon materials for energy storage applications is discussed.

TL;DR: In this paper, a unique 3D porous MXene Ti3C2Tx@RGO hybrid aerogel was fabricated via a hydrothermal method and freeze-drying treatment.

TL;DR: In this article, a mesoporous Ag-doped Co3O4 nanosheets (NSs) was synthesized directly on Ni-foam (NF) via a facile hydrothermal and post-annealing approach.

TL;DR: In this article, a spinel-structured high entropy oxide (FeCoNiCrMn)3O4 is prepared by high-temperature solid state reaction and evaluated as anode for lithium-ion batteries.

TL;DR: In this paper, an overview of recent research progress on hydrogen release and uptake in potential reversible systems with a focus on light-metal hydrogen storage materials, including magnesium (Mg)-based hydrides, metal alanates, borohydrides, and amides.

TL;DR: In this article, the influence of non-magnetic Zn ions content on the structural, morphological and adsorption characteristics of Mg-Zn NPs has been investigated.

TL;DR: In this article, a nano-structured NaY2F7:Yb3+/Tm3+ glass ceramic for up-conversion photoemission was reported.

TL;DR: In this article, the influence of thermal annealing on changes in the structural properties and phase composition of metallic nanostructures based on cobalt, as well as the possibilities of using an anode material for lithium ion batteries was investigated.

TL;DR: In this paper, new sugar-based glucose derivatives were synthesized as ecological corrosion inhibitors for carbon steel in an acidic medium, and the products obtained in the form of syrupy liquids were characterized by NMR spectroscopy analysis.

TL;DR: In this article, the intrinsic mechanism of doping and surface coating for nickel-rich cathode materials is not fully understood, further extensive and intensive investigation is needed, which is closely related to the interface damage, volumetric change, lattice internal strain and gas release during cycling process.

TL;DR: In this paper, an enhancement in colloidal stability and hyperthermia efficiency of nano-spinel magnesium ferrite (MgFe2O4) by hydrophobic-to-hydrophilic surface transformation via oleic acid (OA) coating was reported.

TL;DR: In this article, the preparation of pure zinc oxide nanoparticles using the green synthesis method by Quince seed mucilage as stabilizing agent for photocatalytic methylene blue degradation was discussed.

TL;DR: In this paper, the sandwich-like structural Si@TiO2@rGO composite is prepared via simple sol-gel combined with graphene encapsulation processes and is characterized by scanning electron microscopy, X-ray diffraction, transmission electron microscope, X -ray photoelectron spectroscopy, galvanostatic cycling and electrochemical impedance spectrography.

TL;DR: In this article, a dual Z-scheme CN/MS/BOC ternary heterojunction photocatalyst was synthesized by impregnation-calcination method.

TL;DR: In this article, the adsorption and corrosion inhibition performance of two benzimidazole derivatives, namely: SHA and BB1C, were studied as a corrosion inhibitors for mild steel (MS) in 10 m HCl solution using Weight Loss (WL) measurements, Potentiodynamic Polarization (PDP), Electrochemical Impedance Spectroscopy (EIS), Scanning Electron Microscopy(SEM) and Energy Dispersive X-ray (EDX) analysis.

TL;DR: In this article, the authors provide a concise overview of additive manufacturing technologies and their application to biomedical titanium-based materials with a focus on the main achievements and issues which remain to be addressed, and highlight the potential to develop additive manufacturing of novel, low-cost porous titanium composites to meet the needs for biomedical orthopaedic implants.

TL;DR: In this paper, seeds of Toona sinensis (STS) with honeycomb structure are used as template to obtain STS derived carbon (STSC), which act as substrate for both negative and positive electrodes of a battery-type supercapacitor.