Electrochemical properties

In this study, the rGO aerogel material was successfully fabricated by freeze-drying combined with high-temperature reduction method. The characteristics of rGO aerogel were investigated by modern techniques such as SEM-EDX, XRD, Raman, N2 adsorption and desorption.

6p visergeyne 18-06-2024 0 0   Download

In this study, we fabricated α-Fe2O3 materials via a facile hydrothermal route to use as the active material for the anode of an iron-based battery. The particle size of α-Fe2O3 was in a range of a few hundreds of nanometers to a few micrometers.

10p viamancio 04-06-2024 2 0   Download

A magnetic molecularly imprinted electrochemical sensor was developed for selective determination of sufentanil (SUF) based on carbon paste electrode (CPE) modified with methacrylic acid-ethylene glycol dimethacrylate-coated Fe3O4 nanoparticles (Fe3O4@MAA-EGDMA NPs). The structural properties, chemical structure, and electrochemical behaviors of the imprinted sensor were characterized by X-ray diffraction analysis (XRD), Fourier transform infrared spectroscopy (FT-IR), and square wave voltammetry (SWV), respectively.

14p dianmotminh02 03-05-2024 3 1   Download

A facial strategy for the synthesis of hierarchical binary core-branch carbon microspheres (CMS)@α-Fe2O3 is presented. X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FT-IR), energy-dispersive X-ray spectroscopy (EDX), scanning electron microscopy (SEM), transmission electron microscopy (TEM), high-resolution TEM (HR-TEM), and Brunauer–Emmett–Teller (BET) were used to characterize the structural and morphological properties of the products.

7p dianmotminh02 03-05-2024 2 1   Download

Bio-nanomaterials have been gaining increased attention recently due to their special, nano-specific properties such as their high specific area compared to their bulk materials and their environmentally friendly, and renewable properties. Overall, this review discusses recent advances of two nanomaterials derived from bio-sources, which are nanocellulose and carbon-based nanomaterials in the application of electrochemical energy storage devices, specifically batteries and supercapacitors.

12p dianmotminh02 03-05-2024 3 1   Download

Ebook "Electrochemistry in nonaqueous solutions" to provide readers with some knowledge of electrochemistry in non-aqueous solutions, from its fundamentals to the latest developments, including the current situation concerning hazardous solvents. The book is divided into two parts. Part I (Chapters 1 to 4) contains a discussion of solvent properties and then deals with solvent effects on chemical processes such as ion solvation, ion complexation, electrolyte dissociation, acid-base reactions and redox reactions.

352p tracanhphuonghoa1007 22-04-2024 2 2   Download

This paper was performed to evaluate the photothermal effect of pure gold nanoparticles (Au NPs) prepared by electrochemical method at different voltages, under laser irradiation in the safe wavelength range. The formation, morphological, and structural properties of Au NPs were analyzed by UV-Vis absorption spectroscopy, transmission electron microscopy (TEM), and X-ray diffraction (XRD).

11p vijaychest 24-04-2024 3 2   Download

Ebook "Dielectric properties of ionic liquids" discusses the mechanisms of electric conductivity in various ionic liquid systems (protic, aprotic as well as polymerized ionic liquids). It hence covers the electric properties of ionic liquids and their macromolecular counterpanes, some of the most promising materials for the development of safe electrolytes in modern electrochemical energy devices such as batteries, super-capacitors, fuel cells and dye-sensitized solar cells.

241p tudohanhtau1006 29-03-2024 4 1   Download

Ebook "Handbook of nanoelectrochemistry: Electrochemical synthesis methods, properties, and characterization techniques" is devoted to different electrochemical aspects of nano materials. This comprehensive reference text is basically divided in 3 parts: electrochemical synthesis routes for nanosized materials, electrochemical properties of nano materials and electrochemical characterization methods for nanostructures. The Handbook is a reference work to chemists and materials scientists interested in the nano aspects of electrochemistry.

1446p tudohanhtau1006 29-03-2024 4 1   Download

Ebook "Solid state gas sensors – Industrial application" focuses on what the research community labels as solid state gas sensors, where a gas directly changes electrical properties of a solid, which serves as a primary signal for the transducer. Therefore electrochemical, mass/viscoelastic, optical and calorimetric effects are out of the scope of this topic and have not been included.

274p coduathanh1122 27-03-2024 3 1   Download

Ebook "Electrochemistry of insertion materials for hydrogen and lithium" introduces a variety of viable electrochemical methods to identify reaction mechanisms and evaluate relevant kinetic properties of insertion electrodes. The authors also outline various ways to analyze anomalous behaviour of hydrogen/lithium transport through insertion electrodes.

254p coduathanh1122 27-03-2024 2 1   Download

Part 3 book "Albright's chemical engineering handbook" includes content: Conceptual process design, process improvement, and troubleshooting; chemical process safety; environmental engineering - A review of issues, regulations, and resources; biochemical engineering; measuring physical properties; selecting materials of construction; solid liquid separation; drying - principles and practice; dry screening of granular and powder materials; conveying of bulk solids; principles and applications of electrochemical engineering;... and other contents.

647p muasambanhan09 16-03-2024 4 1   Download

Electrochemical polymerisation of 3-hexylthiophene (3HT) and electrochemical copolymerisation of 3HT and N-benzoyl dithienopyrrole (BDP) were performed to prepare polymer and copolymer films using a linear sweep voltammetry potentiostatic technique with a voltage range from 1.7-1.8 V and a scan rate of 0.1 mV/s.

7p vimichaelfaraday 28-12-2023 4 3   Download

In this study, rGO/NiCo2S4 composite materials were successfully synthesized by hydrothermal method. The properties of obtained materials were systematically characterized using XRD, SEM, EDX, and Raman techniques. The electrochemical performance of the materials was evaluated through cyclic voltammetry (CV) and Galvanostatic charge-discharge (GCD) measurements.

14p viengels 25-08-2023 7 3   Download

Polyvinyl alcohol (PVA) polymer mixed with different weight ratios of 1-ethyl-3- methyltricynomethanide (EMIm-TCM) ranging from 0 to 30 wt% were used to develop solid polymer electrolytes (SPEs). The structural, electrical, and electrochemical properties of the SPEs films were extensively studied.

6p viberbers 09-08-2023 5 4   Download

Impressive characteristics of carbon fiber paper (CFP) electrodes propound greater demand in electrochemical applications. CFP has a network structure composed of interwoven carbon fibers (CFs). The macroporous structure, chemical inertness, high conductivity, low cost, corrosion resistance, good electrical properties, mechanical strength, and self-standing capabilities have led to the large-scale acceptance of CFP.

19p viberbers 09-08-2023 8 3   Download

Metaleorganic frameworks (MOFs) are a versatile category of porous coordination polymers which can be differentiated from other porous nanomaterials due to their fascinating properties such as adaptable surface chemistry, tuneable functionalities, and exceedingly large surface area and uniform/controllable pore size.

20p viberbers 09-08-2023 8 3   Download

A single-step electrochemical procedure to synthesize a brush-like platform, which composed of a nickel nanowire array attached to a nickel continuous layer acting as a solid base, is described. Room temperature hysteresis properties of this brush-like architecture (nanobrush) and those of the individual components (nanowires and layer) are determined.

8p viberbers 09-08-2023 6 3   Download

γ-MnS/reduced graphene oxide composites (γ-MnS/rGO) were successfully synthesized by a simple one pot solvothermal route. Their structure, morphology and electrochemical properties were studied with respect to applications as a supercapacitor electrode material.

7p viberbers 09-08-2023 3 3   Download

Ag-doped CuFe2O4 nanoparticles (ACNPs) with cubic and tetragonal spinel structures were synthesized by the Jatropha-oil assisted combustion method and their properties were well characterized.

7p viberbers 09-08-2023 6 3   Download