Wei Jiang

Hefei University of Technology · School of Mechanical Engineering

Co-MoS 2 composite coatings were deposited by the magnetic jet electrodeposition under different magnetic field intensities. The growth orientation and deposition mechanism of Co-MoS 2 composite coatings under magnetic jet electrode-position were analyzed based on the weak adsorption theory of nanocomposite co-deposition. Research showed that the c...

Ni-TiN composite coating is widely used as a protective coating due to its good mechanical properties and corrosion resistance. In this study, Ni-TiN nanocomposite coatings were prepared by ultrasonic-assisted jet electrodeposition. The growth mechanism and properties of the composite coatings in ultrasonic-assisted jet electrodeposition were studi...

Jet electrodeposition has superior application prospects in the preparation of nanostructured alloy coatings, which is suitable for high current density deposition and has selective deposition characteristics. The purpose of this work is to clarify the combined effect of multiple factors on the properties of alloy coatings prepared by jet electrode...

The Ni-Co alloy was coated with Ni-Co-TiN/ CeO2 by Jet electrodeposition to enhance the properties of Nickel-Cobalt (Ni-Co) alloy. The morphologies, texture orientation, microhardness, coating adhesion, wear resistance, and corrosion resistance of Ni-Co-TiN/ CeO2 composite coatings were characterized. The influences of concentration of mixed partic...

The application of the hydrogen energy industry has gradually become a new direction of energy development. However, most of the current OER catalysts electrodes have high overpotential, which slow down the OER reaction efficiency and thus reduce the catalytic efficiency of water electrolysis. Therefore, it is urgent to develop a non-precious metal...

Ni-Co alloy and composite coatings were fabricated by a parallel magnetic field-assisted jet electro-deposition (PMAJE), and the effect of nano SiC particles on the properties of Ni-Co alloy coating was studied. Crystal structure, micromorphology and 3D profile, microhardness, adhesion and corrosion resistance of the Ni-Co alloy and composite coati...

Jet electrodeposition has the characteristics of rapid deposition with high current density, but faces the problem of tip discharge, which causes a decrease in coating surface uniformity and flatness. In this paper, scanning jet electrodeposition was adopted to optimize the tip discharge. The different nanoparticles were mixed as the reinforcing ph...

Hydrogen production from water electrolysis with catalysts is a simple, effective, and environmentally friendly way. However, the slow kinetics of the oxygen evolution reaction (OER) directly affects the catalytic efficiency of water electrolysis during hydrogen production. While the high cost of noble metal catalysts limits their engineering appli...

Magnetic assisted jet electrodeposition was used to prepare NiCoP alloy thin films efficiently and rapidly, in comparison with the films prepared using traditional jet electrodeposition. The surface morphology, crystal structure, magnetic properties, film adhesion, and corrosion resistance of the NiCoP alloy films were studied. The experimental res...

The Ni-GO-TiC nano-composite coating was prepared by scanning jet electrodeposition. The morphologies and microstructures of the composite coating were analyzed by FESEM and XRD, and the wear and corrosion resistance of the composite coating were studied. Studies have shown that the Ni-GO-TiC composite coating has a micro-nano ridge shape structure...

A new method of magnetic-field-assisted jet plating is presented to manufacture Ni-Co-SiO2 alloy films. The influence of different concentrations of Co²⁺ ions of the electrolyte is investigated with and without magnetic field to study the resulting properties of the deposits. The texture orientation, surface morphology, magnetic properties and corr...

Co-Ni/SiO2 alloy composite coatings were electrodeposited on copper substrate by scanning jet electrodeposition at various current densities to study its effect on the morphologies, texture orientation, microhardness, adhesion force, wear resistance, and corrosion resistance of Co-Ni/SiO2 alloy composite coatings. The structure and performance of t...

The Ni-Co/SiC composite coatings were prepared via jet electrodeposition in the presence of magnetic field. The microstructure and texture orientation of the composite coatings were analyzed via field emission scanning electron microscopy, three-dimensional profiling, and X-ray diffraction. The microhardness and wear resistance were characterized b...

In a parallel magnetic field, a superhydrophobic nickel coating was prepared by jet electrodeposition on a copper substrate. Magnetic nickel particles were added to the plating solution, and the nickel coatings deposited under the parallel magnetic field had a hierarchical structure. The pristine coating was superhydrophilic, but after 10 days, it...

A magnetic field-assisted scanning electrodeposition was used to prepare stable superhydrophilic Ni-SiC coating on copper sheets in this paper. The Ni-SiC mixed powder was added to a plating solution, and the magnetic field was parallel to the direction of the electric field. The freshly prepared coating exhibited strong hydrophilicity, completely...

A new method for preparing superhydrophobic nickel coating by magnetic field induced selective scanning electrodeposition based on additive manufacturing is proposed in this paper in which ferromagnetic nano-nickel particles (Nip) are added to the plating solution and the adsorption regulation of Nip achieve by changing the presence of the magnetic...

A scanning electrodeposition technology was proposed to fabricate superhydrophobic nickel coating. The microstructure, the surface chemical composition, and the wettability of the coating were characterized by scanning electron microscopy (SEM), X-ray photoelectron spectroscopy (XPS), and contact angle-measuring device. The SEM images showed that t...

Ni-Co alloys and Ni-Co-SiC composite coatings were manufactured by magnetic field-induced jet electrodeposition. The microstructure and nanoparticles distribution of the coatings were characterized by field emission scanning electron microscopy, energy dispersive X-ray spectrometry, and X-ray diffraction. The surface roughness, adhesion and corrosi...

In view of the corrosion failures of sintered NdFeB magnets in engineering, an Ni-Ni(S)-Ni(P) multilayer coating was prepared here via friction-assisted jet electroplating. As a comparison, Ni, Ni(S), Ni(P) single-layer, and Ni-Ni(S)-Ni(P) multilayer coatings were fabricated via jet electroplating without friction. The results revealed that the mul...

This study aimed to simplify jet electrodeposition pretreatments and improve its prospect for automatic application. A pretreatment method based on laser cleaning and laser texturing instead of the traditional electrodeposition pretreatment technology was proposed. The effects of laser energy density on the mechanical properties of electrodeposited...

In order to lengthen the lifespan of NdFeB materials, nickel coating was manufactured by magnetic jet electrodeposition. The surface morphology, coating adhesion, and corrosion resistance of the coating were characterized and analyzed, respectively, by scanning electron microscope, scratch tester, and electrochemical workstation. The experimental r...

To improve the composite coating surface quality and performance, a magnetic-field-assisted method was used to manufacture Ni-SiC composite coating based on jet electrodeposition. The effect of different concentrations of SiC and the magnetic field on the surface morphology, microhardness, wear resistance, and corrosion resistance of the coating we...

To improve the effective working life of sintered NdFeB magnets, Ni-SiC composite coatings were prepared on NdFeB by magnetic field-enhanced jet electrodeposition. It was found that the influence of the magnetic field on the ions in the electrolyte improved the edged effect that is most likely to occur in traditional jet electrodeposition, accelera...

In order to improve the problem of inferior adhesion and poor protection performance of traditional coating on sintered NdFeB, a novel method involving discontinuous cathode rotation and interlaced deposition was proposed. For this study, the interlaced coating with thickness of 20 μm was deposited on sintered NdFeB via interlaced jet deposition. T...

To improve the deposition rate and quality of nanocrystalline nickel coatings, a method involving movable, flexible friction, jet electrodeposition (MFFJE) was proposed in this paper. The effects of cathode scanning speed and current density on electrodeposited nickel coatings prepared by MFFJE were investigated. Compared with traditional jet elect...

To optimize the flexible friction in improving the coating properties of nanocrystalline nickel, based on the jet electrodeposition technology, a movable flexible friction device with a biological bristle as the friction medium and an online pressure detection device were developed. The different contact pressures' effects on the nickel coating pro...

To improve the surface quality and properties of nanocomposite coatings, a method using pulsed current-jet electrodeposition was adopted to prepare Ni-Al2O3nanocomposite coatings. The effects of nanoparticle concentration and pulse current on the surface morphology, grain size and performance of the coatings were examined. The surface morphology of...

The properties of conventional nickel coatings were improved by preparing Ni-CeO2 nanocomposite coatings by jet electrodeposition. On the basis of these results, a new method involving discontinuous cathode rotation and interlaced deposition was proposed. The effects of nanoparticle (NP) concentration and interlacing technology on the surface quali...

Sintered neodymium (NdFeB) magnet material is highly vulnerable to corrosion. To solve this problem, three kinds of structures (dark nickel, bright nickel, and multilayered nickel) were produced efficiently and quickly by using jet electrodeposition technology. The structure and microstructure of the coatings were analysed by X-ray diffraction and...