Outputs (39)

Effect of Q-switched laser surface texturing of titanium on osteoblast cell response (2014)
Journal Article
Voisey, K., Scotchford, C., Martin, L., & Gill, H. (2014). Effect of Q-switched laser surface texturing of titanium on osteoblast cell response. Physics Procedia, 56, https://doi.org/10.1016/j.phpro.2014.08.027

Titanium and its alloys are important biomedical materials. It is known that the surface texture of implanted medical devices affects cell response. Control of cell response has the potential to enhance fixation of implants into bone and, in other ap... Read More about Effect of Q-switched laser surface texturing of titanium on osteoblast cell response.

Application of small punch creep testing to a thermally sprayed CoNiCrAlY bond coat (2013)
Journal Article
Chen, H., Hyde, T., Voisey, K., & McCartney, D. (2013). Application of small punch creep testing to a thermally sprayed CoNiCrAlY bond coat. Materials Science and Engineering: A, 585, https://doi.org/10.1016/j.msea.2013.06.080

High velocity oxy-fuel thermal spraying was used to prepare free-standing CoNiCrAlY (Co–31.7% Ni–20.8% Cr–8.1% Al–0.5% Y (wt%)) bond coat alloy samples approximately 0.5 mm thick. Creep tests were conducted at 750 °C on these samples using a small pu... Read More about Application of small punch creep testing to a thermally sprayed CoNiCrAlY bond coat.

Amorphous layer formation in Al86.0Co7.6Ce6.4 glass-forming alloy by large-area electron beam irradiation (2013)
Journal Article
Li, C., Murray, J., Voisey, K., Clare, A., & McCartney, D. (2013). Amorphous layer formation in Al86.0Co7.6Ce6.4 glass-forming alloy by large-area electron beam irradiation. Applied Surface Science, 280, https://doi.org/10.1016/j.apsusc.2013.05.005

Amorphous Al-Co-Ce alloys are of interest because of their resistance to corrosion, but high cooling rates are generally required to suppress the formation of crystalline phases. In this study, the surface of a bulk crystalline Al-Co-Ce alloy of a gl... Read More about Amorphous layer formation in Al86.0Co7.6Ce6.4 glass-forming alloy by large-area electron beam irradiation.

Corrosion behaviour of crystalline and amorphous forms of the glass forming alloy Fe43Cr16Mo16C15B10 (2012)
Journal Article
Bakare, M., Voisey, K., Chokethawai, K., & McCartney, D. (in press). Corrosion behaviour of crystalline and amorphous forms of the glass forming alloy Fe43Cr16Mo16C15B10. Journal of Alloys and Compounds, 527, https://doi.org/10.1016/j.jallcom.2012.02.127

The corrosion behaviour of both crystalline and largely amorphous forms of the Fe-based glass forming alloy, Fe43Cr16Mo16C15B10 alloy was investigated. Two different methods were used to induce transformation to the amorphous form of the alloy: laser... Read More about Corrosion behaviour of crystalline and amorphous forms of the glass forming alloy Fe43Cr16Mo16C15B10.

Abrasive wear behaviour of conventional and large-particle tungsten carbide-based cermet coatings as a function of abrasive size and type (2011)
Journal Article
Kamdi, Z., Shipway, P., Voisey, K., & Sturgeon, A. (2011). Abrasive wear behaviour of conventional and large-particle tungsten carbide-based cermet coatings as a function of abrasive size and type. Wear, 271(9-10), https://doi.org/10.1016/j.wear.2010.12.060

Abrasive wear behaviour of materials can be assessed using a wide variety of testing methods, and the relative performance of materials will tend to depend upon the testing procedure employed. In this work, two cermet type coatings have been examined... Read More about Abrasive wear behaviour of conventional and large-particle tungsten carbide-based cermet coatings as a function of abrasive size and type.

Scanning electrochemical microscopy at thermal sprayed anti-corrosion coatings: effect of thermal spraying on heterogeneous electron transfer kinetics (2011)
Journal Article
Niaz, A., Boatwright, A., Voisey, K., & Walsh, D. A. (2011). Scanning electrochemical microscopy at thermal sprayed anti-corrosion coatings: effect of thermal spraying on heterogeneous electron transfer kinetics. Journal of Electroanalytical Chemistry, 657(1-2), https://doi.org/10.1016/j.jelechem.2011.03.009

The effect of thermal spraying on the electrochemical activity of an anti-corrosion superalloy was studied quantitatively using scanning electrochemical microscopy (SECM). The superalloy used was Inconel 625 (a Ni base superalloy) and thin coatings o... Read More about Scanning electrochemical microscopy at thermal sprayed anti-corrosion coatings: effect of thermal spraying on heterogeneous electron transfer kinetics.

Mechanical properties and microstructure of VPS and HVOF CoNiCrAlY coatings (2011)
Journal Article
Saeidi, S., Voisey, K., & McCartney, D. (2011). Mechanical properties and microstructure of VPS and HVOF CoNiCrAlY coatings. Journal of Thermal Spray Technology, 20(6), https://doi.org/10.1007/s11666-011-9666-5

HVOF and VPS coatings were sprayed using a Praxair (CO-210-24) CoNiCrAlY powder. Free standing coatings underwent vacuum annealing at different temperatures for times of up to 840h. Feedstock powder, as-sprayed and annealed coatings were characterise... Read More about Mechanical properties and microstructure of VPS and HVOF CoNiCrAlY coatings.

Heat affected zones and oxidation marks in fiber laser-oxygen cutting of mild steel (2011)
Journal Article
Al-Mashikhi, S., Powell, J., Kaplan, A., & Voisey, K. (2011). Heat affected zones and oxidation marks in fiber laser-oxygen cutting of mild steel. Journal of Laser Applications, 23(4), https://doi.org/10.2351/1.3614404

The effect of cutting speed and sheet thickness on surface oxidation and heat affected zones (HAZs) has been investigated for laser-oxygen cutting of mild steel sheet with a fiber laser. Optical and scanning electron micrographs were used to determin... Read More about Heat affected zones and oxidation marks in fiber laser-oxygen cutting of mild steel.

Fibre laser cutting of thin section mild steel: an explanation of the 'striation free' effect (2011)
Journal Article
Powell, J., Al-Mashikhi, S., Kaplan, A., & Voisey, K. (2011). Fibre laser cutting of thin section mild steel: an explanation of the 'striation free' effect. Optics and Lasers in Engineering, 49(8), https://doi.org/10.1016/j.optlaseng.2011.03.011

This paper presents the results of an experimental and theoretical investigation into the phenomenon of 'striation free cutting', which is a feature of fibre laser/oxygen cutting of thin section mild steel. The paper concludes that the creation of ve... Read More about Fibre laser cutting of thin section mild steel: an explanation of the 'striation free' effect.

The effects of microstructural features on the performance gap in corrosion resistance between bulk and HVOF sprayed Inconel 625 (2010)
Journal Article
Ahmed, N., Bakare, M., McCartney, D., & Voisey, K. (2010). The effects of microstructural features on the performance gap in corrosion resistance between bulk and HVOF sprayed Inconel 625. Surface and Coatings Technology, 204(14), https://doi.org/10.1016/j.surfcoat.2009.12.028

It is commonly observed that there is a performance gap between the corrosion resistance of thermally sprayed coatings and the equivalent bulk material. This is attributed to the significantly modified microstructure of the sprayed coatings. However,... Read More about The effects of microstructural features on the performance gap in corrosion resistance between bulk and HVOF sprayed Inconel 625.