All Outputs (21)

Alumina/GNPs coating on textured WC/Co substrate: microstructure and tribology (2024)
Journal Article

This work aims to provide a method for improving the tribological properties of WC/Co substrates. Laser surface texturing technology was employed to fabricate micro-grooves on the substrate surfaces. Suspension high velocity oxy fuel thermal spraying... Read More about Alumina/GNPs coating on textured WC/Co substrate: microstructure and tribology.

Microstructural Study of Cold-Sprayed CoCrFeNiMn High Entropy Alloy (2023)
Journal Article

The rapid development of cold spraying technology for additive manufacturing of engineering components has made it a viable option for developing thick deposits from high-entropy alloys (HEAs). The microstructure of cold-sprayed CoCrFeNiMn deposit wa... Read More about Microstructural Study of Cold-Sprayed CoCrFeNiMn High Entropy Alloy.

SiC/YAG composite coatings by a novel liquid fuelled high velocity oxy-fuel suspension thermal spray (2023)
Journal Article

Despite recent advances in suspension-based thermal spray techniques, there is still a need to widen the capability of available thermal spray setups to handle suspension to explore new compositions and improve the properties and performance of exist... Read More about SiC/YAG composite coatings by a novel liquid fuelled high velocity oxy-fuel suspension thermal spray.

A new hybrid suspension and solution precursor thermal spray for wear-resistant silicon carbide composite coatings (2022)
Journal Article

Silicon Carbide (SiC) coatings offer exceptional wear resistance and excellent tribological characteristics; however, it is a challenging material to be thermally sprayed due to a lack of melting point. In this study, a hybrid, single-step suspension... Read More about A new hybrid suspension and solution precursor thermal spray for wear-resistant silicon carbide composite coatings.

Numerical and Experimental Analysis of the Deformation Behavior of CoCrFeNiMn High Entropy Alloy Particles onto Various Substrates During Cold Spraying (2022)
Journal Article

The bonding mechanisms of a wide range of metallic materials in cold spraying have been studied, mainly attributed to adiabatic shear instability (ASI) at high strain rates, whereas the impact and deformation behavior of high entropy alloys (HEAs) on... Read More about Numerical and Experimental Analysis of the Deformation Behavior of CoCrFeNiMn High Entropy Alloy Particles onto Various Substrates During Cold Spraying.

Thermal Spray Coatings for Electromagnetic Wave Absorption and Interference Shielding: A Review and Future Challenges (2022)
Journal Article

This review aims to consolidate scattered literature on thermally sprayed coatings with nonionizing electromagnetic (EM) wave absorption and shielding over specific wavelengths potentially useful in diverse applications (e.g., microwave to millimeter... Read More about Thermal Spray Coatings for Electromagnetic Wave Absorption and Interference Shielding: A Review and Future Challenges.

Theoretical and practical aspects of the design and production of synthetic holograms for transmission electron microscopy (2022)
Journal Article

Beam shaping-the ability to engineer the phase and the amplitude of massive and massless particles-has long interested scientists working on communication, imaging, and the foundations of quantum mechanics. In light optics, the shaping of electromagn... Read More about Theoretical and practical aspects of the design and production of synthetic holograms for transmission electron microscopy.

High temperature (900 °C) sliding wear of CrNiAlCY coatings deposited by high velocity oxy fuel thermal spray (2022)
Journal Article

Nickel based superalloy are in demand for high temperature applications and their corrosion, erosion and wear resistance have been investigated for a long time. Nickel chromium (NiCr) alloys are widely used for corrosion resistant coatings, while chr... Read More about High temperature (900 °C) sliding wear of CrNiAlCY coatings deposited by high velocity oxy fuel thermal spray.

Solution precursor thermal spraying of gadolinium zirconate for thermal barrier coating (2021)
Journal Article

Gadolinium zirconate (GZ) is an attractive material for thermal barrier coatings (TBCs). However, a single layer GZ coating has poor thermal cycling life compared to Yttria Stabilized Zirconia (YSZ). In this study, Solution Precursor High Velocity Ox... Read More about Solution precursor thermal spraying of gadolinium zirconate for thermal barrier coating.

A convolution-based approach to cold spray additive manufacturing (2021)
Journal Article

Cold Spray Additive Manufacturing (CSAM) is a well-established technology that has recently attracted interest for forming 3D shapes in a fast and scalable fashion. Nonetheless, the resulting surface of cold sprayed parts normally requires post-depos... Read More about A convolution-based approach to cold spray additive manufacturing.

Wear performance of graphene nano platelets incorporated WC-Co coatings deposited by hybrid high velocity oxy fuel thermal spray (2021)
Journal Article

WC-Co coatings have been used as wear resistant coatings in aero engines for decades, and research is still ongoing to further improve the performance of these coatings through compositional modifications to reduce wear. The coatings are used for unl... Read More about Wear performance of graphene nano platelets incorporated WC-Co coatings deposited by hybrid high velocity oxy fuel thermal spray.

YAG thermal barrier coatings deposited by suspension and solution precursor thermal spray (2021)
Journal Article

Yttrium aluminium garnet (YAG) is a promising topcoat material for thermal barrier coatings due to its high temperature stability and better CMAS (calcium-magnesium-alumino-silicate) resistance. YAG topcoats were deposited by suspension and solution... Read More about YAG thermal barrier coatings deposited by suspension and solution precursor thermal spray.

Internal diameter HVOAF thermal spray of carbon nanotubes reinforced WC-Co composite coatings (2021)
Journal Article

© 2021 The Authors A novel process, relatively fast and scalable compared to existing ones, has been used to incorporate carbon nanotubes (CNT) 0.5 wt% onto commercial WC-Co thermal spray powder. Nano enabled WC-Co/CNT coatings were obtained by inter... Read More about Internal diameter HVOAF thermal spray of carbon nanotubes reinforced WC-Co composite coatings.

Microstructure and wear performance of alumina/graphene coating on textured Al2O3/TiC substrate composites (2020)
Journal Article

The incorporation of graphene-based nanodispersoids in ceramic coatings is known to enhance the wear behavior of these materials. In this study, for the first time, alumina/graphene nanoplatelets (GNPs) coatings were deposited through Suspension High... Read More about Microstructure and wear performance of alumina/graphene coating on textured Al2O3/TiC substrate composites.

A novel approach to incorporate graphene nanoplatelets to Cr2O3 for low-wear coatings (2020)
Journal Article

© 2020 Cr2O3 (chromia) coatings have been widely used in wear and corrosion resistant applications thanks to their good tribomechanical properties, and graphene nanoplatelets (GNPs) have been employed as nanofillers to further improve these propertie... Read More about A novel approach to incorporate graphene nanoplatelets to Cr2O3 for low-wear coatings.

Structural changes of thermal sprayed graphene nano platelets film into amorphous carbon under sliding wear (2020)
Journal Article

© 2020 The Authors Graphene has become a promising candidate to protect surfaces against friction due to its strength and lubricating ability. In this study, graphene nano platelets (GNP) thin films have been deposited onto stainless steel substrates... Read More about Structural changes of thermal sprayed graphene nano platelets film into amorphous carbon under sliding wear.

Sliding wear behaviour of WC-Co reinforced NiCrFeSiB HVOAF thermal spray coatings against WC-Co and Al2O3 counterbodies (2020)
Journal Article

© 2020 The Authors NiCrFeSiB alloys reinforced with WC-Co are potentially useful composite coating materials for use in applications in which resistance to sliding wear, hot corrosion and high temperature is required. Furthermore these materials offe... Read More about Sliding wear behaviour of WC-Co reinforced NiCrFeSiB HVOAF thermal spray coatings against WC-Co and Al2O3 counterbodies.

Radial Injection in Suspension High Velocity Oxy-Fuel (S-HVOF) Thermal Spray of Graphene Nanoplatelets for Tribology (2019)
Journal Article

Friction is a major issue in energy efficiency of any apparatus composed of moving mechanical parts, affecting durability and reliability. Graphene nanoplatelets (GNPs) are good candidates for reducing friction and wear, and suspension high velocity... Read More about Radial Injection in Suspension High Velocity Oxy-Fuel (S-HVOF) Thermal Spray of Graphene Nanoplatelets for Tribology.

A Computational and Experimental Investigation into Radial Injection for Suspension High Velocity Oxy-Fuel (SHVOF) Thermal Spray (2019)
Journal Article

Suspension high velocity oxy-fuel thermal spray typically utilizes axial injections of suspension into the combustion chamber. There are certain cases where the oxygen-sensitive nanoparticles benefit from a reduction in the time and temperature spent... Read More about A Computational and Experimental Investigation into Radial Injection for Suspension High Velocity Oxy-Fuel (SHVOF) Thermal Spray.

Application of HVOF WC-Co-Cr coatings on the internal surface of small cylinders: Effect of internal diameter on the wear resistance (2019)
Journal Article

Due to the restrictions and mediocre performance of current methods of coating complex shaped parts in which line of sight processes currently struggle, the development of new coating methods is essential, with High Velocity Oxy-Fuel (HVOF) thermal s... Read More about Application of HVOF WC-Co-Cr coatings on the internal surface of small cylinders: Effect of internal diameter on the wear resistance.