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Operando study of the dynamic evolution of multiple Fe-rich intermetallics of an Al recycled alloy in solidification by synchrotron X-ray and machine learning (2024)
Journal Article
Xiang, K., Qin, L., Zhao, Y., Huang, S., Du, W., Boller, E., Rack, A., Li, M., & Mi, J. (2024). Operando study of the dynamic evolution of multiple Fe-rich intermetallics of an Al recycled alloy in solidification by synchrotron X-ray and machine learning. Acta Materialia, 279, Article 120267. https://doi.org/10.1016/j.actamat.2024.120267

Using synchrotron X-ray diffraction, tomography and machine-learning enabled phase segmentation strategy, we have studied under operando conditions the nucleation, co-growth and dynamic interplays among the dendritic and multiple intermetallic phases... Read More about Operando study of the dynamic evolution of multiple Fe-rich intermetallics of an Al recycled alloy in solidification by synchrotron X-ray and machine learning.

Dual frequency ultrasonic liquid phase exfoliation method for the production of few layer graphene in green solvents (2024)
Journal Article
Kaur, A., Morton, J. A., Tyurnina, A. V., Priyadarshi, A., Ghorbani, M., Mi, J., …Tzanakis, I. (2024). Dual frequency ultrasonic liquid phase exfoliation method for the production of few layer graphene in green solvents. Ultrasonics Sonochemistry, 108, Article 106954. https://doi.org/10.1016/j.ultsonch.2024.106954

In this work, we implement a dual frequency (24 kHz and 1174 kHz) ultrasonic assisted liquid phase exfoliation (ULPE) technique in deionized water (DIW) and other eco-friendly solvents, to produce a variety of high-quality few-layer graphene (FLG) so... Read More about Dual frequency ultrasonic liquid phase exfoliation method for the production of few layer graphene in green solvents.

Tailoring hierarchical microstructures and nanoprecipitates in additive-manufactured Al-Zn-Mg-Cu-Nb alloys for simultaneously enhancing strength and ductility (2024)
Journal Article
Xiao, F., Shu, D., Wang, Y., Sun, Q., Wang, D., Yang, C., …StJohn, D. H. (2024). Tailoring hierarchical microstructures and nanoprecipitates in additive-manufactured Al-Zn-Mg-Cu-Nb alloys for simultaneously enhancing strength and ductility. communications materials, 5(1), Article 52. https://doi.org/10.1038/s43246-024-00489-1

Additive manufacturing provides an efficient way of producing metallic components with complex geometries. Their microstructure is substantially different to those from conventional processing, creating opportunities for manipulating the final micros... Read More about Tailoring hierarchical microstructures and nanoprecipitates in additive-manufactured Al-Zn-Mg-Cu-Nb alloys for simultaneously enhancing strength and ductility.

Recent advances in synchrotron X-ray studies of the atomic structures of metal alloys in liquid state (2024)
Journal Article
Huang, S., Xiang, K., & Mi, J. (2024). Recent advances in synchrotron X-ray studies of the atomic structures of metal alloys in liquid state. Journal of Materials Science & Technology, 203, 180-200. https://doi.org/10.1016/j.jmst.2024.02.038

Research into the atomic structures of metal materials in the liquid state, their dynamic evolution versus temperature until the onset of crystal nucleation has been a central research topic in condensed matter physics and materials science for well... Read More about Recent advances in synchrotron X-ray studies of the atomic structures of metal alloys in liquid state.

Revealing in situ stress-induced short- and medium-range atomic structure evolution in a multicomponent metallic glassy alloy (2024)
Journal Article
Luo, S., Khong, J. C., Huang, S., Yang, G., & Mi, J. (2024). Revealing in situ stress-induced short- and medium-range atomic structure evolution in a multicomponent metallic glassy alloy. Acta Materialia, 272, Article 119917. https://doi.org/10.1016/j.actamat.2024.119917

Deformation behaviour of multicomponent metallic glasses are determined by the evolution/reconfiguration of the short- and medium-range order (SRO and MRO) atomic structures. A precise understanding of how different atom species rearrange themselves... Read More about Revealing in situ stress-induced short- and medium-range atomic structure evolution in a multicomponent metallic glassy alloy.

New insights into the mechanism of ultrasonic atomization for the production of metal powders in additive manufacturing (2024)
Journal Article
Priyadarshi, A., Bin Shahrani, S., Choma, T., Zrodowski, L., Qin, L., Leung, C. L. A., …Tzanakis, I. (2024). New insights into the mechanism of ultrasonic atomization for the production of metal powders in additive manufacturing. Additive Manufacturing, 83, Article 104033. https://doi.org/10.1016/j.addma.2024.104033

Ultrasonic atomization is one of the promising technologies for producing metal powders for additive manufacturing, where precise control of particle size and morphology is essential. In this study, we coupled an ultrasonic transducer with a carbon f... Read More about New insights into the mechanism of ultrasonic atomization for the production of metal powders in additive manufacturing.