Professor Jiawei Mi's Outputs (93)

Modelling and neutron diffraction characterization of the interfacial bonding of spray formed dissimilar steels (2018)
Journal Article
Lee, T. L., Mi, J., Ren, S., Zhao, S., Fan, J., Kabra, S., Zhang, S., & Grant, P. S. (2018). Modelling and neutron diffraction characterization of the interfacial bonding of spray formed dissimilar steels. Acta Materialia, 155, 318-330. https://doi.org/10.1016/j.actamat.2018.05.055

The spray forming of thick, dissimilar steel clad tubes with the objective of achieving a high integrity metallurgical bond across the cladding-substrate interface able to withstand residual stresses and subsequent thermo-mechanical processing was in... Read More about Modelling and neutron diffraction characterization of the interfacial bonding of spray formed dissimilar steels.

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.

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.

Synchrotron X-ray operando studies of atomic structure evolution of multi-component Al alloys in liquid state (2023)
Thesis
Huang, S. Synchrotron X-ray operando studies of atomic structure evolution of multi-component Al alloys in liquid state. (Thesis). University of Hull. https://hull-repository.worktribe.com/output/4443461

This research has studied one of the challenging scientific issues in materials science, i.e., in real time, understanding quantitatively the 3D atomic structures of multiple component alloys in the liquid state and how the atomic structures evolve w... Read More about Synchrotron X-ray operando studies of atomic structure evolution of multi-component Al alloys in liquid state.

Effects of heat treatments on the microstructure and tensile properties of IN738 superalloy with high carbon content fabricated via laser powder bed fusion (2023)
Journal Article
Zhou, W., Tian, Y., Wei, D., Tan, Q., Kong, D., Luo, H., Huang, W., Zhu, G., Shu, D., Mi, J., & Sun, B. (2023). Effects of heat treatments on the microstructure and tensile properties of IN738 superalloy with high carbon content fabricated via laser powder bed fusion. Journal of Alloys and Compounds, 953, Article 170110. https://doi.org/10.1016/j.jallcom.2023.170110

Heat treatment is a key process governing the final microstructure and mechanical properties of precipitation-hardened superalloys. However, traditional heat treatments are typically designed for cast or wrought superalloys. Therefore, this study inv... Read More about Effects of heat treatments on the microstructure and tensile properties of IN738 superalloy with high carbon content fabricated via laser powder bed fusion.

Determining the Critical Fracture Stress of Al Dendrites near the Melting Point via Synchrotron X-ray Imaging (2023)
Journal Article
Qin, L., Zhang, Z., Guo, B., Li, W., & Mi, J. (2023). Determining the Critical Fracture Stress of Al Dendrites near the Melting Point via Synchrotron X-ray Imaging. Acta Metallurgica Sinica (English Letters), 36(5), 857-864. https://doi.org/10.1007/s40195-023-01531-w

Dendrites are the most common microstructural features in the cast metals, significantly affecting the structure integrity and mechanical properties of the castings. In this study, the in situ synchrotron X-ray radiographic and tomographic imaging te... Read More about Determining the Critical Fracture Stress of Al Dendrites near the Melting Point via Synchrotron X-ray Imaging.

Direct Evidence of the Exfoliation Efficiency and Graphene Dispersibility of Green Solvents toward Sustainable Graphene Production (2022)
Journal Article
Ng, K. L., Maciejewska, B. M., Qin, L., Johnston, C., Barrio, J., Titirici, M. M., Tzanakis, I., Eskin, D. G., Porfyrakis, K., Mi, J., & Grobert, N. (2023). Direct Evidence of the Exfoliation Efficiency and Graphene Dispersibility of Green Solvents toward Sustainable Graphene Production. ACS Sustainable Chemistry and Engineering, 11(1), 58-66. https://doi.org/10.1021/acssuschemeng.2c03594

Achieving a sustainable production of pristine high-quality graphene and other layered materials at a low cost is one of the bottlenecks that needs to be overcome for reaching 2D material applications at a large scale. Liquid phase exfoliation in con... Read More about Direct Evidence of the Exfoliation Efficiency and Graphene Dispersibility of Green Solvents toward Sustainable Graphene Production.

Temperature as a key parameter for graphene sono-exfoliation in water (2022)
Journal Article
Kaur, A., Morton, J. A., Tyurnina, A. V., Priyadarshi, A., Holland, A., Mi, J., Porfyrakis, K., Eskin, D. G., & Tzanakis, I. (2022). Temperature as a key parameter for graphene sono-exfoliation in water. Ultrasonics Sonochemistry, 90, Article 106187. https://doi.org/10.1016/j.ultsonch.2022.106187

Graphene dispersions in water are highly desirable for a range of applications such as biomedicines, separation membranes, coatings, inkjet printing and more. Recent novel research has been focussed on developing a green approach for scalable product... Read More about Temperature as a key parameter for graphene sono-exfoliation in water.

Multiscale interactions of liquid, bubbles and solid phases in ultrasonic fields revealed by multiphysics modelling and ultrafast X-ray imaging (2022)
Journal Article
Qin, L., Porfyrakis, K., Tzanakis, I., Grobert, N., Eskin, D. G., Fezzaa, K., & Mi, J. (2022). Multiscale interactions of liquid, bubbles and solid phases in ultrasonic fields revealed by multiphysics modelling and ultrafast X-ray imaging. Ultrasonics Sonochemistry, 89, Article 106158. https://doi.org/10.1016/j.ultsonch.2022.106158

The volume of fluid (VOF) and continuous surface force (CSF) methods were used to develop a bubble dynamics model for the simulation of bubble oscillation and implosion dynamics under ultrasound. The model was calibrated and validated by the X-ray im... Read More about Multiscale interactions of liquid, bubbles and solid phases in ultrasonic fields revealed by multiphysics modelling and ultrafast X-ray imaging.

Design of newly effective grain refiner for aluminum based on medium-entropy metal diboride (2022)
Journal Article
Xiao, F., Wu, M., Wang, Y., Wang, S., Shu, D., Wang, D., Zhu, G., Mi, J., & Sun, B. (2022). Design of newly effective grain refiner for aluminum based on medium-entropy metal diboride. Vacuum, 205, Article 111462. https://doi.org/10.1016/j.vacuum.2022.111462

In this paper, medium-entropy metal diboride (Ti1/3Cr1/3V1/3)B2 with a hexagonal TiB2-type crystal structure were synthesized via molten salt reaction, and its effect on refining pure aluminum grains was investigated. Compared with TiB2, the minimum... Read More about Design of newly effective grain refiner for aluminum based on medium-entropy metal diboride.

Effect of trace boron on grain refinement of commercially pure aluminum by Al–5Ti–1B (2022)
Journal Article
XIAO, F., WU, M. X., WANG, Y. X., ZHOU, W. Z., WANG, S. B., WANG, D. H., ZHU, G. L., JIANG, M., SHU, D., MI, J. W., & SUN, B. D. (2022). Effect of trace boron on grain refinement of commercially pure aluminum by Al–5Ti–1B. Transactions of Nonferrous Metals Society of China, 32(4), 1061-1069. https://doi.org/10.1016/S1003-6326%2822%2965855-2

The effect of boron content on grain refinement of commercially pure aluminum by Al–5Ti–1B was quantitatively assessed. When the boron content is less than 0.03 wt.%, the refining performance of Al–5Ti–1B gradually is weakened as the boron content in... Read More about Effect of trace boron on grain refinement of commercially pure aluminum by Al–5Ti–1B.

Study of the composition, processing and microstructure relationship of light alloys (2022)
Thesis
Sumayli, A. I. Study of the composition, processing and microstructure relationship of light alloys. (Thesis). University of Hull. https://hull-repository.worktribe.com/output/4508161

This research consists of two main parts. The first part concerns the study of the effect of pulse electromagnetic fields on the microstructural evolution and the hardness of an Al-20%Si alloy. A pulse magnetic field apparatus is used to produce diff... Read More about Study of the composition, processing and microstructure relationship of light alloys.

Synchrotron x-ray total scattering and modeling study of high-pressure-induced inhomogeneous atom reconfiguration in an equiatomic Zr50Cu50 metallic glassy alloy (2022)
Journal Article
Luo, S., Khong, J. C., Daisenberger, D., Huang, S., McMillan, P. F., & Mi, J. (2022). Synchrotron x-ray total scattering and modeling study of high-pressure-induced inhomogeneous atom reconfiguration in an equiatomic Zr50Cu50 metallic glassy alloy. Physical Review B, 105(6), Article 064203. https://doi.org/10.1103/PhysRevB.105.064203

We studied in situ the local atomic structure evolution of an equiatomic Zr50Cu50 metallic glassy alloy under high pressure compression inside a diamond anvil cell using synchrotron x-ray total scattering. The empirical potential structure refinement... Read More about Synchrotron x-ray total scattering and modeling study of high-pressure-induced inhomogeneous atom reconfiguration in an equiatomic Zr50Cu50 metallic glassy alloy.

3D local atomic structure evolution in a solidifying Al-0.4Sc dilute alloy melt revealed in operando by synchrotron X-ray total scattering and modelling (2022)
Journal Article
Huang, S., Luo, S., Qin, L., Shu, D., Sun, B., Lunt, A. J. G., Korsunsky, A. M., & Mi, J. (2022). 3D local atomic structure evolution in a solidifying Al-0.4Sc dilute alloy melt revealed in operando by synchrotron X-ray total scattering and modelling. Scripta materialia, 211, Article 114484. https://doi.org/10.1016/j.scriptamat.2021.114484

Using synchrotron X-ray total scattering and empirical potential structure refinement modelling, we studied systematically in operando condition the disorder-to-order local atomic structure transition in a pure Al and a dilute Al-0.4Sc alloy melt in... Read More about 3D local atomic structure evolution in a solidifying Al-0.4Sc dilute alloy melt revealed in operando by synchrotron X-ray total scattering and modelling.

Ultrasound cavitation induced nucleation in metal solidification: an analytical model and validation by real-time experiments (2021)
Journal Article
Huang, H., Qin, L., Tang, H., Shu, D., Yan, W., Sun, B., & Mi, J. (2021). Ultrasound cavitation induced nucleation in metal solidification: an analytical model and validation by real-time experiments. Ultrasonics Sonochemistry, 80, Article 105832. https://doi.org/10.1016/j.ultsonch.2021.105832

Microstructural refinement of metallic alloys via ultrasonic melt processing (USMP) is an environmentally friendly and promising method. However, so far there has been no report in open literature on how to predict the solidified microstructures and... Read More about Ultrasound cavitation induced nucleation in metal solidification: an analytical model and validation by real-time experiments.

Effect of Temperature and Acoustic Pressure During Ultrasound Liquid-Phase Processing of Graphite in Water (2021)
Journal Article
Morton, J. A., Eskin, D. G., Grobert, N., Mi, J., Porfyrakis, K., Prentice, P., & Tzanakis, I. (2021). Effect of Temperature and Acoustic Pressure During Ultrasound Liquid-Phase Processing of Graphite in Water. JOM Journal of the Minerals, Metals and Materials Society, https://doi.org/10.1007/s11837-021-04910-9

Ultrasound-assisted liquid-phase exfoliation is a promising method for manufacturing two-dimensional materials. Understanding the effect of ultrasonication parameters such as the temperature and input power on the developed pressure field is pivotal... Read More about Effect of Temperature and Acoustic Pressure During Ultrasound Liquid-Phase Processing of Graphite in Water.

Ultrafast synchrotron X-ray imaging and multiphysics modelling of liquid phase fatigue exfoliation of graphite under ultrasound (2021)
Journal Article
Qin, L., Maciejewska, B. M., Subroto, T., Morton, J. A., Porfyrakis, K., Tzanakis, I., Eskin, D. G., Grobert, N., Fezzaa, K., & Mi, J. (2022). Ultrafast synchrotron X-ray imaging and multiphysics modelling of liquid phase fatigue exfoliation of graphite under ultrasound. Carbon, 186, 227-237. https://doi.org/10.1016/j.carbon.2021.10.014

Ultrasound-assisted liquid phase exfoliation is a promising method for manufacturing of 2D materials in large scale and sustainable manner. A large number of studies using ex-situ nano/micro structural characterization techniques have been made to in... Read More about Ultrafast synchrotron X-ray imaging and multiphysics modelling of liquid phase fatigue exfoliation of graphite under ultrasound.

Environment friendly dual-frequency ultrasonic exfoliation of few-layer graphene (2021)
Journal Article
Tyurnina, A. V., Morton, J. A., Subroto, T., Khavari, M., Maciejewska, B., Mi, J., Grobert, N., Porfyrakis, K., Tzanakis, I., & Eskin, D. G. (2021). Environment friendly dual-frequency ultrasonic exfoliation of few-layer graphene. Carbon, 185, 536-545. https://doi.org/10.1016/j.carbon.2021.09.036

Ultrasound-aided liquid phase exfoliation (ULPE) of graphene in pure water is environment-friendly. Two limiting factors of ULPE are the non-uniform thickness of few-layer graphene (FLG) and a relatively low graphene yield. Here we describe ULPE in w... Read More about Environment friendly dual-frequency ultrasonic exfoliation of few-layer graphene.

Characterization of the Convoluted 3D Intermetallic Phases in a Recycled Al Alloy by Synchrotron X-ray Tomography and Machine Learning (2021)
Journal Article
Li, Z., Qin, L., Guo, B., Yuan, J., Zhang, Z., Li, W., & Mi, J. (2022). Characterization of the Convoluted 3D Intermetallic Phases in a Recycled Al Alloy by Synchrotron X-ray Tomography and Machine Learning. Acta Metallurgica Sinica (English Letters), 35(1), 115–123. https://doi.org/10.1007/s40195-021-01312-3

Fe-rich intermetallic phases in recycled Al alloys often exhibit complex and 3D convoluted structures and morphologies. They are the common detrimental intermetallic phases to the mechanical properties of recycled Al alloys. In this study, we used sy... Read More about Characterization of the Convoluted 3D Intermetallic Phases in a Recycled Al Alloy by Synchrotron X-ray Tomography and Machine Learning.

The correlation between X-ray scattering structure factor and shear bands density of a metallic glass and a composite (2021)
Journal Article
Zhang, C., Lee, T. L., Khong, J. C., Qiao, J. C., Daisenberger, D., Yao, Y., & Mi, J. (2021). The correlation between X-ray scattering structure factor and shear bands density of a metallic glass and a composite. Materials letters, 304, Article 130727. https://doi.org/10.1016/j.matlet.2021.130727

The tensile fractured surfaces of ZrTi-based bulk metallic glass and composite samples were studied using synchrotron X-ray total scattering. The scanned areas contain different shear bands densities. The shear bands create localized atomic strains,... Read More about The correlation between X-ray scattering structure factor and shear bands density of a metallic glass and a composite.