publications & Conference presentations

Manuscripts in progress

1. A.U. Saadah, J. Ou, C. Reilly, D. Maijer, S. Cockcroft, Quantification of heat transfer associated with water cooling in channels used for permanent casting dies: Part I – Experimental and modeling methodology development. (draft finished, internal revision)

2. A.U. Saadah, J. Ou, C. Reilly, D. Maijer, S. Cockcroft, Quantification of heat transfer associated with water cooling in channels used for permanent casting dies: Part II – Effect of the process parameters on the heat transfer behavior. (draft in preparation)

3. A. Rogers, D. Okyere, J. Ou, D. Shrestha, J. Chen, Y. Wang, Controlling the shape of nanowelded microstructures of silver nanoparticles by multiple lasers. (draft in preparation)

Refereed publications (published, under review, or submitted)

1. D. Shrestha, J. Ou, Z. He, A. Rogers, A. Jereb, Y. Wang, Bacterial mobility and motility in porous media mimicked by microspheres. Colloids and Surfaces B: Biointerfaces. 2023, 222, 113128.

3. F. Rahimi, F. Farhang-Mehr, S.L. Cockcroft, J. Ou, D.M. Maijer, A simplified approach to modelling the thermal balance of the build chamber in electron beam additive manufacturing. Additive Manufacturing. 2022, (Under review)

4. C. Wei, J. Ou (corresponding), F. Farhang-Mehr, D.M. Maijer, S.L. Cockcroft, X. Wang, L. A, Z. Zhu, Study of an Industrial Counter Pressure Casting Process using a Thermal-Stress Model. Metallurgical and Materials Transactions B. 2022, (In press: https://link.springer.com/article/10.1007/s11663-022-02668-2) - Editor's Choice Article

5. J. Xu, J. Ou, C. Lane, S.L. Cockcroft, D.M. Maijer, A. Akhtar, Y. Marciano, Dissolution of Ti-N Inclusions in Liquid Titanium during Electron Beam Melting. Journal of Materials Research and Technology. 2022, 17, 1522-1539.

6. J. Ou (corresponding), H. Khadivinassab, S. Avraham, D.M. Maijer, S.L. Cockcroft, Development of a Machine Learning Model to Predict Constitutive Behaviour of Macrosegregated A356 Alloy. Light Metals 2022. The Minerals, Metals & Materials Series. 2022, 258-266. (Conference proceeding)

7. J. Ou (corresponding), C. Wei, S.L. Cockcroft, D.M. Maijer, L. Zhu, and L. A, Quantitative Assessment of Operational Parameters on Die Temperature during an Industrial Low-Pressure Die Casting Process. Light Metals 2022. The Minerals, Metals & Materials Series. 2022, 751-757. (Conference proceeding)

8. J. Ou (corresponding), C. Wei, S. Logue, D.M. Maijer, S.L. Cockcroft, Y. Zhang, Z. Chen, L. A, A study of an industrial counter pressure casting process for automotive parts. Journal of Materials Research and Technology. 2021, 15, 7111-7124.

9. C. Wei, J. Ou (corresponding), F. Farhang-Mehr, D.M. Maijer, S.L. Cockcroft, X. Wang, L. A, Z. Zhu, A thermal-stress modelling methodology in ABAQUS for fundamentally describing the die/casting interface behaviour in a cyclic permanent die casting process. Journal of Materials Research and Technology. 2021, 15, 5252–5264.

10. J. Xu, C. Lane, J. Ou (corresponding), S.L. Cockcroft, D.M. Maijer, A. Akhtar, Y. Marciano, Diffusion of nitrogen in solid titanium at elevated temperature and the influence on the microstructure. Journal of Materials Research and Technology. 2021, 12, 125–137.

11. J. Ou (corresponding), C. Wei, D.M. Maijer, S.L. Cockcroft, L. Zhu, L. A, C. Li, Z. Zhu, Advanced process simulation of low pressure die cast A356 aluminum automotive wheels — part II, modelling methodology and validation. Metals. 2020, 10, 1418-1442.

12. J. Ou (corresponding), C. Wei, D.M. Maijer, S.L. Cockcroft, L. Zhu, L. A, C. Li, Z. Zhu, Advanced process simulation of low pressure die cast A356 aluminum automotive wheels — part I, process characterization. Metals. 2020, 10, 563-584.

13. J. Ou (corresponding), C. Wei, D.M. Maijer, S.L. Cockcroft, L. A, Y. Zhang, Z. Chen and Z. Zhu, Modelling of an industrial die casting process for the production of aluminum automotive parts. IOP Conference Series: Materials Science and Engineering. 2020, 861, 012030. (Conference proceeding)

14. C. Wei, J. Ou, P. Fan, F. Mehr, D.M. Maijer, S.L. Cockcroft, Y. Zhang, Z. Chen, L. A, and Z. Zhu, Toward the development of a thermal-stress model of an industrial Counter Pressure Casting process. IOP Conference Series: Materials Science and Engineering. 2020, 861, 012062. (Conference proceeding)

15. J. Ou, S. L. Cockcroft, D.M. Maijer, L. Yao, C. Reilly, A. Akhtar, An examination of the factors influencing the melting of solid titanium in liquid titanium. International Journal of Heat and Mass Transfer. 2015, 86, 221-233.

16. J. Ou, A. Chatterjee, S.L. Cockcroft, D.M. Maijer, C. Reilly, L. Yao, Study of melting mechanism of a solid material in a liquid. International Journal of Heat and Mass Transfer. 2015, 80, 386-397.

17. J. Ou, S.L. Cockcroft, D.M. Maijer, L. Yao, C. Reilly, A. Akhtar, A coupled thermal-fluid flow-multicomponent model to simulate the melting/dissolution of solid Ti-Al in liquid titanium during electron beam melting. The 53rd annual Conference of Metallurgists, Conference Proceedings. 2014. (Conference proceeding)

18. J. Ou, S.L. Cockcroft, D.M. Maijer, L. Yao, C. Reilly, A. Akhtar, An examination of the thermally related factors influencing the melting/dissolution of solids in liquid titanium. TMS 2014 143rd Annual Meeting & Exhibition, Annual Meeting Supplemental Proceedings. 2014, 113-120. (Conference proceeding)

19. J. Ou, A. Chatterjee, C. Reilly, D.M. Maijer, S.L. Cockcroft, Computational modelling of the dissolution of alloying elements. TMS 2012 141rd Annual Meeting & Exhibition, Annual Meeting Supplemental Proceedings. 2012, 871-878. (Conference proceeding)

20. X.M. Zhang, J. Ou, S.D. Liu, M. Xu, J.H. You, Effects of two-step aging on microstructure and properties of 1933 aluminum alloy forging. Journal of Central South University: Science and Technology. 2011, 42, 342-347.

21. X.M. Zhang, J. Ou, S.D. Liu, M. Xu, Effects of solution treatment on the microstructure and mechanical properties of 1933 aluminum alloy forgings. The Chinese Journal of Nonferrous Metals. 2010, 20, 30-36.

22. Y. Zhang, X.M. Zhang, S.D. Liu, J. Ou, M. Xu, Q.M. Zhong, Effects of aging treatment on corrosion properties of 1933 aluminum alloy forgings. The Chinese Journal of Nonferrous Metals. 2011, 21, 1527-1534.

23. X.M. Zhang, M. Xu, J.G. Tang, J. Ou, Hot compression behavior of Al-1Mg-1Mn alloy. Journal of Central South University: Science and Technology. 2010, 17, 425-430.

24. J.G. Tang, X.M. Zhang, M. Xu, J. Ou, Through-thickness textures in AA3104 aluminum alloy rough-rolled plate and its effect on hot-compressed annealing textures. The Chinese Journal of Nonferrous Metals. 2010, 20, 1932-1940.

25. M. Xu, X.M. Zhang, J.G. Tang, J. Ou, Effect of inter-annealing on the electrolytic corrosion of 1050 aluminum substrate of PS plate. Chinese Materials Research Society Meeting. 2010.

Theses

1. C. Wei, The Study of Metal-Mold Interfacial Heat Transfer in the Permanent Die Counter Pressure Casting Process, 2022. (Official co-supervisor)

2. J. Xu, Dissolution of titanium-nitrogen inclusions in liquid titanium during electron beam melting, University of British Columbia. 2021. (Official co-supervisor)

3. J. Ou, Melting of solids in liquid titanium during electron beam processing. 2015. (PhD thesis)

Conference presentations

1. TMS 2022 (Speaker), Development of a Machine Learning Model to Predict Constitutive Behaviour of Macrosegregated A356 Alloy

2. TMS 2022 (Speaker), Quantitative Assessment of Operational Parameters on Die Temperature during an Industrial Low-Pressure Die Casting Process

3. NSERC HI-AM Conference 2021, A simplified approach to modelling the thermal balance of the build chamber in electron beam additive manufacturing

4. MCWASP XV 2020 (Speaker), Modelling of an industrial die casting process for the production of aluminum automotive parts

5. SYNERGY DAY 2015, Melting of solids in liquid titanium during electron beam melting

6. COM 2014 (Speaker), A coupled thermal-fluid flow-multicomponent model to simulate the melting/ dissolution of solid Ti-Al in liquid titanium during electron beam melting

7. TMS 2014 (Speaker), An examination of the thermally related factors influencing the melting/dissolution of solids in liquid titanium

8. EBEAM 2012, Study of aluminum dissolution in Ti64 alloy during an electron beam melting process

9. TMS 2012, Computational modelling of the dissolution of alloying elements