Faculty
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HAN Zhiqiang

Professor, Ph.D supervisor   
Tel:+86-10-62794616
Fax:+86-10-62794616
E-mail:zqhan@tsinghua.edu.cn
Address:A238 Lee Shau-Kee Building
Dr. Zhiqiang Han is a faculty member of Tsinghua University. He was awarded Ph.D degree in Materials Science and Engineering at Xi’an Jiaotong University in 1997. After received his Ph.D degree, Dr. Han worked as postdoctoral research fellow at the University of Science and Technology Beijing and Tsinghua University. In 2002, he was appointed as Research Officer and had worked for three years at Swansea University. Dr. Han joined Tsinghua University in 2006 and is holding the post of full professor in Materials Science and Engineering. Dr. Han’s research interest includes squeeze casting technology, lightweight materials and processing, and integrated computational materials engineering (ICME). He is the PI/co-PI of research projects funded by the National Natural Science Foundation of China and National Science and Technology Major Project of China. Dr. Han is the author or co-author of more than 150 peer-reviewed journal and conference papers. In addition, He is a vice-director of Squeeze Casting Committee, CFA (China Foundry Association), a member of the ICME committee of the TMS (Minerals, Metals and Materials Society), a member of the Solidification committee of the TMS, and also a member of the committee of SCNFA (Special Casting and Non-ferrous Alloys) of the CMES (Chinese Mechanical Engineering Society). Dr. Han received the Machinery Industry Science and Technology Award issued by China Machinery Industry Federation and Chinese Mechanical Engineering Society, in 2022, and the Excellent Scientific Research Achievement Award issued by the Ministry of Education, China, in 2018, for his contribution in research and development of advanced casting technologies for automotive and aerospace industries.

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Education Background

1994-1997, Ph.D, Xi’an Jiaotong University

1990-1993, MSc, Xi’an Jiaotong University

1986-1990, BSc, Harbin Institute of Technology


Working Experience

2022-, Professor, Tsinghua University

2006-2022, Assistant Professor, Associate Professor, Tsinghua University

2002-2005, Research Officer, Swansea University

2000-2002, Postdoctoral Fellow, Tsinghua University

1998-2000, Postdoctoral Fellow, University of Science and Technology Beijing

Academic & Professional Service

Vice chairman, Squeeze Casting Committee, China Foundry Association

Committee member, Integrated Computational Materials Engineering (ICME) Committee, The Minerals, Metals and Materials Society (TMS)

Committee member, Solidification Committee, TMS

Committee member, The Special Casting and Non-ferrous Alloys Committee, Chinese Mechanical Engineering Society

Editorial board member, Special Casting and Non-ferrous Alloys

Teaching & Student Supervision

Courses:

Advanced Near-net-shape Technology, 80350532

Advanced Materials Processing Technology, 80350802

Transport Phenomena in Materials Processing, 30350333

Experiments for Materials Processing, 40350612

Technical Innovation and Challenge (2A), 24770031


Student honors:

2024, Best PhD Candidate Paper Award, The 75th World Foundry Congress (WFC75)

2019, Excellent Doctoral Dissertation Award, Tsinghua University

2017, Best Poster Presentation Award, The 10th Pacific Rim International Conference on Modeling of Casting and Solidification Processes (MCSP2017)

2012, Commencement Golden Award, Tsinghua University

2012, Class Mech 02, Excellent Undergraduate Student Class, Tsinghua University

2009, Class Mech 62, Excellent Undergraduate Student Class, Beijing Municipal Commission of Education

Research Area

Advanced casting technology

Lightweight materials and processing

Integrated computational materials engineering

Awards & Honors

2022, Machinery Industry Science and Technology Award, China Machinery Industry Federation and Chinese Mechanical Engineering Society

2019, Excellent Doctoral Dissertation Supervisor, Tsinghua University

2018, Excellent Scientific Research Achievement Award, Ministry of Education, China

2013, Excellent Undergraduate Class Advisor, Tsinghua University

2009, Excellent Undergraduate Class Advisor, Tsinghua University

Selected publications

1. Mechanical and thermal performance enhancement of the vacuum-assisted die-casting Al80Si8Mg4Cu4Zn4 alloys via heat treatment, Materials Science and Engineering A, 943 (2025) 148742.

2. Fracture behavior of intermetallic clusters in HVDC AlSiMgMn alloys: a finite element study based on actual morphologies, Engineering Fracture Mechanics, 325 (2025) 111358.

3. Investigation of the synergistic evolution of mechanical properties governed by composition–process–microstructure coupling in ultra-long flow die-cast aluminum alloys, Journal of Manufacturing Processes, 145 (2025) 508-521.

4. Vacuum-assisted HPDC lightweight Al-based entropy alloy with ultrahigh strength and exceptional thermal stability at elevated temperatures, Materials Science & Engineering A, 935 (2025) 148363.

5. Kinetic simulation of early-stage precipitation behavior in Mg-RE binary alloys during aging process, Journal of Magnesium and Alloys, 13 (2025) 1078-1087.

6. Tensile damage and fracture of high vacuum die-cast AlSiMgMn alloys with in-situ X-ray microtomography, Materials Science and Engineering A, 924 (2025) 147869.

7. The challenge and progress in macro- and micro-modeling and simulation of squeeze casting process, Metallurgical and Materials Transactions A, 55 (2024) 4809-4833.

8. An explainable deep learning model based on multi-scale microstructure information for establishing composition-microstructure-property relationship of aluminum alloys, Integrating Materials and Manufacturing Innovation, 13 (2024) 827-842.

9. Improvement of impact properties of Al-Si-Mg alloy via solution treatment and joint modification with Sr and La, Rare Metals, 43 (2024) 3301-3313.

10. Modeling the precipitation kinetics and yield strength of Mg-Gd-Y-Zr alloys based on an improved Kampmann-Wagner numerical model and modified Orowan strengthening, Journal of Materials Engineering and Performance, 33 (2024) 12334-12342.

11. Integrated computational materials engineering (ICME) and its application in casting and heat treatment of magnesium alloys, Foundry, 73 (2024) 290-302. (In Chinese)

12. Quench sensitivity and transformation kinetics of high vacuum die casting AlSi10MgMn alloy, Materials Today Communications, 41 (2024) 110215.

13. Microstructure, mechanical properties and residual stress of high vacuum die casting AlSi10MgMn alloys with different spray quenching, Journal of Materials Processing Technology, 325 (2024) 118284.

14. Clustering characteristics of Fe-rich intermetallics in high vacuum die cast AlSiMgMn alloys with high resolution μ-CT inspection, Materials Characterization, 207 (2024) 113607.

15. An efficient analytical model for predicting the microstructure characteristic parameters of the as-cast and solid-solution treated Mg-Gd-Y-Zr cast alloys, Materials Today Communications, 35 (2023) 105560.

16. The microstructure, fracture mechanism and their correlation with the mechanical properties of as-cast Mg-Nd-Zn-Zr alloy under the effect of cooling rate, Materials Science and Engineering A, 801 (2021) 140382.

17. Experimental study and cellular automaton simulation on solidification microstructure of Mg-Gd-Y-Zr alloy, Rare Metals, 40 (2021) 128-136.

18. Study on the evolution of the microstructure phase composition three-dimensional morphology and hardness in the solution treatment of Mg-7.80Gd-2.43Y-0.38Zr alloy, Materials Science and Engineering Technology, 52 (2021) 847-859.

19. Distinctions of dendritic behavior influenced by constant pressure and periodic pressure, China Foundry, 18 (2021) 94-100.

20. Study on the relationship between interfacial heat transfer coefficient and interface pressure in squeeze casting by using microscopic contact model, International Journal of Thermal Sciences, 152 (2020) 106300.

21. Phase-field simulation on the influence of cooling rate on the solidification microstructure of Mg-Gd-Y ternary magnesium alloy, Rare Metal Materials and Engineering, 49 (2020) 3709-3717.

22. Study on the heat transfer at the casting-mold interface in resin bonded sand mold casting of Mg-Gd-Y-Zr alloy, International Journal of Cast Metals Research, 33 (2020) 1-10.

23. Numerical modeling of the macrosegregation improvement in continuous casting blooms by using F-EMS, JOM, 72 (2020) 4117-4126.

24. Influence of periodic pressure on dendritic morphology and sidebranching, China Foundry, 17 (2020) 279-285.

25. Characterization on the three-dimensional morphology and microstructure of eutectics in as-cast Mg-Gd-Y-Zr alloys by using X-ray tomography technique, Materials Characterization, 158 (2019) 109933.

26. On the interfacial heat transfer and pressure transmission in squeeze - a case study of the sensitivity to materials, International Journal of Heat and Mass Transfer, 133 (2019) 52-61.

27. In-situ observation and phase–field simulation on the influence of pressure rate on dendritic growth kinetics in the solidification of succinonitrile, Journal of Materials Science, 54 (2019) 3111-3124.

28. Study on the response of dendritic growth to periodic increase-decrease pressure in solidification via in situ observation using succinonitrile, Journal of Crystal Growth, 498 (2018) 85-92.

29. Phase-field modeling on effect of pressure on growth kinetics of Mg-Al-Sn alloy, Materials Science and Technology, 34 (2018) 1362-1369.

30. Effects of under-aging treatment on microstructure and mechanical properties of squeeze-cast Al-Zn-Mg-Cu alloy, Transactions of Nonferrous Metals Society of China, 28 (2018) 1920-1927.

31. Experimental study on the heat transfer behavior and contact pressure at the casting-mold interface in squeeze casting of aluminum alloy, International Journal of Heat and Mass Transfer, 112 (2017) 1032-1043.

32. Experimental study on the effect of cooling rate on the secondary phase in as-cast Mg-Gd-Y-Zr alloy, Advanced Engineering Materials, 20 (2017) 1700717.

33. A phase field model coupled with pressure-effect-embedded thermodynamic modeling for describing microstructure and microsegregation in pressurized solidification of a ternary magnesium alloy, Computational Materials Science, 136 (2017) 264-270.

34. Measurement of temperature inside die and estimation of interfacial heat transfer coefficient in squeeze casting, China Foundry, 14 (2017) 327-332.

35. Modeling of austenite decomposition during continuous cooling process in heat treatment of hypoeutectoid steel with cellular automaton method, Steel Research International. 88 (2017) 1600490.

36. Study on dendritic growth in pressurized solidification of Mg-Al alloy using phase field simulation, Journal of Materials Science and Technology, 32 (2016) 68-75.

37. On the kinetics of dendritic sidebranching: A three-dimensional phase field study, Journal of Applied Physics, 119 (2016) 164305.

38. Microstructure characteristics and effect of aging process on the mechanical properties of squeeze-cast AZ91 alloy, Journal of Alloys and Compounds, 641 (2015) 56-63.

39. Large-scale three-dimensional phase-field simulation of multi-variant β-Mg17Al12 in Mg-Al based alloys, Computational Materials Science, 101 (2015) 248-254.

40. Three-dimensional phase-field simulation and experimental validation of β-Mg17Al12 phase precipitation in Mg-Al-based alloys, Metallurgical and Materials Transactions A, 46A (2015) 948-962.

41. Study on pressurized solidification behavior and microstructure characteristics of squeeze casting magnesium alloy AZ91D, Metallurgical and Materials Transactions B, 46B (2015) 328-336.

42. A coupled thermo-mechanical simulation on squeeze casting solidification process of three-dimensional geometrically complex components, Special Casting and Nonferrous alloys, 35 (2015) 52-56. (In Chinese)

43. Development of squeeze casting technology for manufacturing aluminum alloy subframe for automobile, Foundry, 64 (2015) 17-21. (In Chinese)

44. Modeling and simulation of microstructure evolution of heavy steel casting in casting and heat treatment processes, ISIJ International, 54 (2014) 408-414.

45. A phase field model for simulating the precipitation multi-variant β-Mg17Al12 in Mg-Al based alloys, Scripta Materialia, 68 (2013) 691-694.

46. Cellular automaton modeling of austenite nucleation and growth in hypoeutectoid steel during heating process, ISIJ International, 53 (2013) 527-534.

47. Fracture behaviors of A390 aluminum cylinder liner alloys under static loading, Journal of Alloys and Compounds, 550 (2013) 370-379.

48. A quantitative model for describing crystal nucleation in pressurized solidification during squeeze casting, Scripta Materialia, 66 (2012) 215-218.

49. Cellular automaton simulation of peritectic solidification of a C-Mn steel, China Foundry, 9 (2012) 221-225.

50. Microstructure simulation and mechanical property prediction of magnesium alloy casting considering solid solution and aging process, Acta Metallurgica Sinica, 48 (2012) 363-370. (In Chinese)

51. Study on the effect of pressure on the equilibrium and stability of the solid-liquid interface in solidification of binary alloys, Science China Technological Sciences, 54 (2011) 479-483.

52. Advances in multi-scale modeling of solidification and casting processes, JOM, 63 (2011) 19-25.

53. Three-dimensional modeling and simulation of dendrite morphology of cast Mg alloys, Materials Science Forum, 654-656 (2010) 1516-1519.

54. Modeling and simulation of microstructure evolution of cast Mg alloy, Materials Science Forum, 638-642 (2010) 1562-1568.

55. Modeling and simulation of microstructure evolution of cast magnesium alloys using cellular automaton method based on two sets of mesh, Acta Metallurgica Sinica, 45 (2009) 1414-1420. (In Chinese)

56. Thermomechanical modeling of solidification process of squeeze casting of lightweight alloys II. Numerical simulation and experimental validation, Acta Metallurgica Sinica 45 (2009) 363-368. (In Chinese)

57. Thermomechanical modeling of solidification process of squeeze casting of lightweight alloys Ⅰ. Mathematic model and solution methodology, Acta Metallurgica Sinica, 45 (2009) 356-362. (In Chinese)

58. Modelling of the thermosolutal convection and macrosegregation in the solidification of an Fe-C binary alloy, International Journal of Numerical Methods for Heat and Fluid Flow, 17 (2007) 313-321.

59. Three-dimensional finite element model for metal displacement and heat transfer in squeeze casting processes, Comptes Rendus Mecanique, 335 (2007) 287-294.

60. A finite element model of the squeeze casting process, International Journal of Numerical Methods for Heat and Fluid Flow, 16 (2006) 539-572.

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