Research Repository

See what's under the surface


Grain refinement mechanism of nickel-based superalloy by severe plastic deformation : mechanical machining case (2019)
Journal Article
Liao, Z., Polyakov, M., Diaz, O. G., Axinte, D., Mohanty, G., Maeder, X., …Hardy, M. (2019). Grain refinement mechanism of nickel-based superalloy by severe plastic deformation : mechanical machining case. Acta Materialia, 180, 2-14. https://doi.org/10.1016/j.actamat.2019.08.059

This paper studied the formation mechanism of white layer of a next generation nickel-based superalloy formed under severe plastic deformation induced by a mechanical material removal process. A graded microstructure of the white layer in the nickel-... Read More

Incident laser modulation by tool marks on micro-milled KDP crystal surface: Numerical simulation and experimental verification (2019)
Journal Article
Liu, Q., Cheng, J., Liao, Z., Yang, H., Zhao, L., & Chen, M. (2019). Incident laser modulation by tool marks on micro-milled KDP crystal surface: Numerical simulation and experimental verification. Optics and Laser Technology, 119, https://doi.org/10.1016/j.optlastec.2019.105610

Micro-milling has been accepted as the most promising method to repair the micro-defects on the surface of KH2PO4 (KDP) optics. However, surface tool marks are inevitably introduced during the micro-milling repairing process, and could possess great... Read More

Machining of biocompatible materials: Recent advances (2019)
Journal Article
Axinte, D., Guo, Y., Liao, Z., Shih, A. J., M’Saoubi, R., & Sugita, N. (2019). Machining of biocompatible materials: Recent advances. CIRP Annals - Manufacturing Technology, doi:10.1016/j.cirp.2019.05.003

Machining of biocompatible materials is facing the fundamental challenges due to the specific material properties as well as the application requirements. Firstly, this paper presents a review of various materials which the medical industry needs to... Read More

State-of-the-art of surface integrity in machining of metal matrix composites (2019)
Journal Article
Liao, Z., Abdelhafeez, A., Li, H., Yang, Y., Diaz, O. G., & Axinte, D. (2019). State-of-the-art of surface integrity in machining of metal matrix composites. International Journal of Machine Tools and Manufacture, 143, 63-91. doi:10.1016/j.ijmachtools.2019.05.006

Metal matrix composites (MMCs), as advanced substitutes of monolithic metallic materials, are currently getting an increasing trend of research focus as well as industrial applications for demanding applications such as aerospace, nuclear and automot... Read More

The new challenges of machining Ceramic Matrix Composites (CMCs): review of surface integrity (2019)
Journal Article
Gavalda Diaz, O., Garcia Luna, G., Liao, Z., & Axinte, D. (2019). The new challenges of machining Ceramic Matrix Composites (CMCs): review of surface integrity. International Journal of Machine Tools and Manufacture, 139, 24-36. doi:10.1016/j.ijmachtools.2019.01.003

Ceramic Matrix Composites (CMCs) are currently an increasing material choice for several high value and safety-critical components, fact that has recently originated the need of understanding the effect of several machining processes. Due to the comp... Read More

On modelling of laser assisted machining: forward and inverse problems for heat placement control (2018)
Journal Article
Shang, Z., Liao, Z., Sarasua, J. A., Billingham, J., & Axinte, D. (2019). On modelling of laser assisted machining: forward and inverse problems for heat placement control. International Journal of Machine Tools and Manufacture, 138, 36-50. doi:10.1016/j.ijmachtools.2018.12.001

Laser assisted machining (LAM) is one of the most efficient ways to improve the machinability of difficult-to-cut materials (e.g. Nickel-based superalloys). In the conventional LAM process, the laser beam is focused ahead of the cutting area at a fix... Read More

On modelling of cutting force and temperature in bone milling (2018)
Journal Article
Liao, Z., Axinte, D., & Gao, D. (2019). On modelling of cutting force and temperature in bone milling. Journal of Materials Processing Technology, 266, doi:10.1016/j.jmatprotec.2018.11.039

Cutting force and temperature are the key factors to be controlled during the orthopaedic surgery which could result in mechanical damage and necrosis of the bone tissue. Mechanistic modelling of the bone cutting process is expected to be an efficien... Read More

On the influence of gamma prime upon machining of advanced nickel based superalloy (2018)
Journal Article
Liao, Z., Axinte, D., Mieszala, M., M’Saoubi, R., Abelhafeez, A., Michler, J., & Hardy, M. (in press). On the influence of gamma prime upon machining of advanced nickel based superalloy. CIRP Annals - Manufacturing Technology, doi:10.1016/j.cirp.2018.03.021

Whilst gamma prime (γ’) phase is the strengthening phase in Ni-based superalloys its influence on machining has been seldom investigated. This paper reports for the first time on the effect of γ’ upon machining of Ni-based superalloys when cutting wi... Read More

A wireless instrumented milling cutter system with embedded PVDF sensors (2018)
Journal Article
Luo, M., Luo, H., Axinte, D., Liu, D., Mei, J., & Liao, Z. (2018). A wireless instrumented milling cutter system with embedded PVDF sensors. Mechanical Systems and Signal Processing, 110, doi:10.1016/j.ymssp.2018.03.040

Among all the monitoring data which could be captured in a machining process, the cutting forces could convey key knowledge on the conditions of the process. When the machining involves a single cutting edge the relationship between the output forces... Read More

A novel cutting tool design to avoid surface damage in bone machining (2017)
Journal Article
Liao, Z., Axinte, D. A., & Gao, D. (2017). A novel cutting tool design to avoid surface damage in bone machining. International Journal of Machine Tools and Manufacture, 116, doi:10.1016/j.ijmachtools.2017.01.003

With its anisotropic structure, bone machining occurs as shear/serrated cutting mechanisms at low values of uncut chip thickness while at high values it results in fracture cutting mechanisms which lead to significant tissues damages; hence, utilisin... Read More

Multi-scale hybrid HMM for tool wear condition monitoring (2015)
Journal Article
Liao, Z., Gao, D., Lu, Y., & Lv, Z. (2016). Multi-scale hybrid HMM for tool wear condition monitoring. International Journal of Advanced Manufacturing Technology, 84(9-12), 2437-2448. doi:10.1007/s00170-015-7895-3

In a machining system, accurate tool wear condition monitoring is paramount for guaranteeing the quality of the workpiece and tool life. Cutting force signal is the most commonly used signal to depict the tool wear variation during the machining proc... Read More

On monitoring chip formation, penetration depth and cutting malfunctions in bone micro-drilling via acoustic emission (2015)
Journal Article
Liao, Z., & Axinte, D. A. (2016). On monitoring chip formation, penetration depth and cutting malfunctions in bone micro-drilling via acoustic emission. Journal of Materials Processing Technology, 229, 82-93. doi:10.1016/j.jmatprotec.2015.09.016

Micro-drilling of bone is increasing demanded in many kinds of surgery operations recently. One of the mainly challenges in this procedure is to control the drilling process and avoid the surrounding tissue damage. Monitoring the cutting condition is... Read More