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Modelling and experimental study of laser-assisted milling of fibre reinforced SiC/Ti-6Al-4V metal matrix composite (2023)
Journal Article
Mypati, O., Panzer, J., Robles-Linares, J. A., Zan, S., Liao, Z., & Axinte, D. (2024). Modelling and experimental study of laser-assisted milling of fibre reinforced SiC/Ti-6Al-4V metal matrix composite. Materials and Design, 237, Article 112552. https://doi.org/10.1016/j.matdes.2023.112552

Metal matrix composites (MMCs) offer unique advantageous mechanical properties by strengthening a ductile metal matrix with a ceramic reinforcement (e.g., Ti6Al-4 V/SiCf). However, their heterogeneous composition poses machining challenges including... Read More about Modelling and experimental study of laser-assisted milling of fibre reinforced SiC/Ti-6Al-4V metal matrix composite.

Investigation of the grain deformation to orthogonal cutting process of the textured Alloy 718 fabricated by laser powder bed fusion (2023)
Journal Article
Li, L., Chen, H., Liao, Z., Yang, Y., & Axinte, D. (2023). Investigation of the grain deformation to orthogonal cutting process of the textured Alloy 718 fabricated by laser powder bed fusion. International Journal of Machine Tools and Manufacture, 190, Article 104050. https://doi.org/10.1016/j.ijmachtools.2023.104050

In the laser powder bed fusion (LPBF), the grains grow in preferential directions depending on the scanning strategies, which results in layer-by-layer builds of particular crystallographic textures. The unique microstructure formed by LPBF results i... Read More about Investigation of the grain deformation to orthogonal cutting process of the textured Alloy 718 fabricated by laser powder bed fusion.

Improving generalisation and accuracy of on-line milling chatter detection via a novel hybrid deep convolutional neural network (2023)
Journal Article
Zhang, P., Gao, D., Hong, D., Lu, Y., Wu, Q., Zan, S., & Liao, Z. (2023). Improving generalisation and accuracy of on-line milling chatter detection via a novel hybrid deep convolutional neural network. Mechanical Systems and Signal Processing, 193, 110241. https://doi.org/10.1016/j.ymssp.2023.110241

Unstable chatter seriously reduces the quality of machined workpiece and machining efficiency. In order to improve productivity, on-line chatter detection has attracted much interest in the past decades. Nevertheless, traditional methods are inevitab... Read More about Improving generalisation and accuracy of on-line milling chatter detection via a novel hybrid deep convolutional neural network.

What can micromechanics tell us about the surface integrity of shot-peened materials? (2023)
Journal Article
Robles-Linares, J. A., Luna, G. G., la Monaca, A., Liao, Z., & Hardy, M. C. (2023). What can micromechanics tell us about the surface integrity of shot-peened materials?. CIRP Annals - Manufacturing Technology, 72(1), 497-500. https://doi.org/10.1016/j.cirp.2023.04.003

Standard techniques for assessing shot peening include XRD and EBSD for measuring residual stresses and severe deformation beneath the surface; however, these techniques do not consider the localised micromechanical behaviour. Here, single-grain micr... Read More about What can micromechanics tell us about the surface integrity of shot-peened materials?.

Inverse size effect and deformation mechanism in Ti-6Al-4V cutting process – investigation on effect of bimodal microstructure on machining (2023)
Journal Article
Zan, S., Liu, G., Liao, Z., Axinte, D., & Fang, F. (2023). Inverse size effect and deformation mechanism in Ti-6Al-4V cutting process – investigation on effect of bimodal microstructure on machining. CIRP Annals - Manufacturing Technology, https://doi.org/10.1016/j.cirp.2023.04.042

Ti-6Al-4 V finds wide applications in industrial areas due to its unique properties. Though, how its special microstructure (i.e., properties mismatch between different phases) could influence the surface/chip formation mechanism when machining (e.g.... Read More about Inverse size effect and deformation mechanism in Ti-6Al-4V cutting process – investigation on effect of bimodal microstructure on machining.

The effect of high strain rate impact in Yttria stabilized zirconia (2023)
Journal Article
Sanchez, I., Axinte, D., Liao, Z., Gavalda-Diaz, O., & Smith, R. (2023). The effect of high strain rate impact in Yttria stabilized zirconia. Materials and Design, 229, Article 111908. https://doi.org/10.1016/j.matdes.2023.111908

Yttria stabilized zirconia (6-8YSZ) is widely used as a top coat in Thermal Barrier Coatings (TBCs) to protect metallic substrates. These coatings are exposed to severe high strain rate fields along their life, for example during the impact of debris... Read More about The effect of high strain rate impact in Yttria stabilized zirconia.

Tailorable shielded compliance of thermal barrier coatings through laser texturing and microstructural modification: microfeature design and validation (2023)
Journal Article
Bogatyrev, A., Liao, Z., Axinte, D., & Norton, A. (2023). Tailorable shielded compliance of thermal barrier coatings through laser texturing and microstructural modification: microfeature design and validation. Journal of the European Ceramic Society, 43(8), 3704-3726. https://doi.org/10.1016/j.jeurceramsoc.2023.02.035

Thermal barrier coatings (TBCs) are widely used for protecting components from an aggressive environment and excessive temperatures. However, the top coat can lack thermal compliance and environmental resistance, promoting premature failure. This stu... Read More about Tailorable shielded compliance of thermal barrier coatings through laser texturing and microstructural modification: microfeature design and validation.

Fractal Analysis on Machined Surface Morphologies of Soft-Brittle KDP Crystals Processed by Micro Ball-End Milling (2023)
Journal Article
Liu, Q., Cheng, J., Liao, Z., Liu, M., Chen, M., Zhao, L., …Ding, W. (2023). Fractal Analysis on Machined Surface Morphologies of Soft-Brittle KDP Crystals Processed by Micro Ball-End Milling. Materials, 16(5), Article 1782. https://doi.org/10.3390/ma16051782

The micro-defects on KH2PO4 (KDP) optic surfaces are mainly repaired by the micro-milling technique, while it is very easy to introduce brittle cracks on repaired surfaces, as KDP is soft and brittle. To estimate machined surface morphologies, the co... Read More about Fractal Analysis on Machined Surface Morphologies of Soft-Brittle KDP Crystals Processed by Micro Ball-End Milling.

A rational approach to beam path planning in additive manufacturing: the inverse heat placement problem (2023)
Journal Article
Yang, Y., Billingham, J., Axinte, D., & Liao, Z. (2023). A rational approach to beam path planning in additive manufacturing: the inverse heat placement problem. Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, 479(2270), Article 20220386. https://doi.org/10.1098/rspa.2022.0386

High demand for components with complex geometries at macro and micro levels drives the development of additive manufacturing (AM). However, the scientific basis for designing energy beam scanning strategies (e.g. beam scanning speed, beam path, beam... Read More about A rational approach to beam path planning in additive manufacturing: the inverse heat placement problem.

Machining of long ceramic fibre reinforced metal matrix composites – How could temperature influence the cutting mechanisms? (2023)
Journal Article
Zan, S., Liao, Z., Robles-Linares, J. A., Garcia Luna, G., & Axinte, D. (2023). Machining of long ceramic fibre reinforced metal matrix composites – How could temperature influence the cutting mechanisms?. International Journal of Machine Tools and Manufacture, 185, Article 103994. https://doi.org/10.1016/j.ijmachtools.2023.103994

Metal matrix composites (MMCs) offer a unique set of properties due to the ductile-brittle combination produced by the matrix and the reinforcements. Conventional MMCs are usually particle-reinforced, and their cutting mechanisms have been thoroughly... Read More about Machining of long ceramic fibre reinforced metal matrix composites – How could temperature influence the cutting mechanisms?.

What micro-mechanical testing can reveal about machining processes (2022)
Journal Article
Axinte, D., Huang, H., Yan, J., & Liao, Z. (2022). What micro-mechanical testing can reveal about machining processes. International Journal of Machine Tools and Manufacture, 183, Article 103964. https://doi.org/10.1016/j.ijmachtools.2022.103964

For many years, the machining community has dedicated significant efforts to investigate the microscopic scale level phenomena during the material removal process. On one hand much research has been carried out in relation to workpiece surface integr... Read More about What micro-mechanical testing can reveal about machining processes.

On modelling coolant penetration into the microchannels at the tool-workpiece interface (2022)
Journal Article
Wei, W., Robles-Linares, J. A., Liao, Z., Wang, Z., Luna, G. G., Billingham, J., & Axinte, D. (2022). On modelling coolant penetration into the microchannels at the tool-workpiece interface. Journal of Manufacturing Processes, 84, 43-54. https://doi.org/10.1016/j.jmapro.2022.09.044

A network of microchannels is formed at the interface between the cutting tool and the workpiece during machining due to their rough surface structures. The penetration of coolant into these microchannels has a great effect on the machined surface qu... Read More about On modelling coolant penetration into the microchannels at the tool-workpiece interface.

Recent Advances in Soft Biological Tissue Manipulating Technologies (2022)
Journal Article
Liu, Z., Liao, Z., Wang, D., Wang, C., Song, C., Li, H., & Liu, Y. (2022). Recent Advances in Soft Biological Tissue Manipulating Technologies. Chinese Journal of Mechanical Engineering, 35, Article 89. https://doi.org/10.1186/s10033-022-00767-4

Biological soft tissues manipulation, including conventional (mechanical) and nonconventional (laser, waterjet and ultrasonic) processes, is critically required in most surgical innervations. However, the soft tissues, with their nature of anisotropi... Read More about Recent Advances in Soft Biological Tissue Manipulating Technologies.

The effect of interstitial fluid on the machining behaviour of cortical bone (2022)
Journal Article
Robles-Linares, J. A., Liao, Z., Axinte, D., & Gameros, A. (2022). The effect of interstitial fluid on the machining behaviour of cortical bone. Journal of Materials Processing Technology, 307, Article 117697. https://doi.org/10.1016/j.jmatprotec.2022.117697

Bone machining research is usually conducted ex-vivo with standard laboratory equipment, implying mostly that the cutting process takes place in dry state. While these studies are useful for understanding the bone cutting process, they cannot represe... Read More about The effect of interstitial fluid on the machining behaviour of cortical bone.

On the importance of interface stability in cellular automata models: Planar and dendritic solidification in laser melted YSZ (2022)
Journal Article
Ushmaev, D., Liao, Z., Notron, A., & Axinte, D. (2022). On the importance of interface stability in cellular automata models: Planar and dendritic solidification in laser melted YSZ. Materials and Design, 219, Article 110823. https://doi.org/10.1016/j.matdes.2022.110823

Laser-processing technologies are often applied to enhance the properties of ceramics, such as laser glazing of Yttria Stabilised Zirconia (YSZ). However, very limited attention was paid to the solidification phenomena and mechanisms of YSZ. In this... Read More about On the importance of interface stability in cellular automata models: Planar and dendritic solidification in laser melted YSZ.

Temperature-dependent shear localisation and microstructural evolution in machining of nickel-base superalloys (2022)
Journal Article
la Monaca, A., Axinte, D. A., Liao, Z., M'Saoubi, R., & Hardy, M. C. (2022). Temperature-dependent shear localisation and microstructural evolution in machining of nickel-base superalloys. Materials and Design, 219, Article 110792. https://doi.org/10.1016/j.matdes.2022.110792

Understanding the microstructural evolution mechanisms in machining of advanced materials is essential to achieve excellent surface integrity levels within the manufacture of safety–critical components. However, as thermal and mechanical effects are... Read More about Temperature-dependent shear localisation and microstructural evolution in machining of nickel-base superalloys.

The Effect of Laser Ablation Pulse Width and Feed Speed on Necrosis and Surface Damage of Cortical Bone (2022)
Journal Article
Robles-Linares, J. A., Winter, K., & Liao, Z. (2022). The Effect of Laser Ablation Pulse Width and Feed Speed on Necrosis and Surface Damage of Cortical Bone. Chinese Journal of Mechanical Engineering, 35(1), Article 52. https://doi.org/10.1186/s10033-022-00740-1

Bone cutting is of importance in orthopaedic surgery but is also challenging due to its nature of brittleness—where severe mechanical and thermal damages can be introduced easily in conventional machining. Laser machining is a new technology that can... Read More about The Effect of Laser Ablation Pulse Width and Feed Speed on Necrosis and Surface Damage of Cortical Bone.

Can higher cutting speeds and temperatures improve the microstructural surface integrity of advanced Ni-base superalloys? (2022)
Journal Article
la Monaca, A., Liao, Z., Axinte, D. A., M'Saoubi, R., & Hardy, M. C. (2022). Can higher cutting speeds and temperatures improve the microstructural surface integrity of advanced Ni-base superalloys?. CIRP Annals - Manufacturing Technology, 71(1), 113-116. https://doi.org/10.1016/j.cirp.2022.04.061

Future Ni-base superalloys are designed to deliver outstanding mechanical behaviour at high temperatures, which may translate in significant machining challenges. In this work, a paradigm is presented by which is proven how machining of these materia... Read More about Can higher cutting speeds and temperatures improve the microstructural surface integrity of advanced Ni-base superalloys?.

Predictive model of the surface topography for compliant grinding of brittle materials (2022)
Journal Article
Yang, Y., Liao, Z., & Wang, Z. (2022). Predictive model of the surface topography for compliant grinding of brittle materials. CIRP Annals - Manufacturing Technology, 71(1), 465-468. https://doi.org/10.1016/j.cirp.2022.04.026

During uneven and time-dependent compliant grinding of brittle materials, the surface topography is difficult to predict as ductile and brittle regions are coupled due to compliance occurring in macro/micro tool-workpiece contact. This paper proposed... Read More about Predictive model of the surface topography for compliant grinding of brittle materials.