Personnel information

Full name: PhD. Han Le Duy

Position: Lecturer

Concurrent position: Vice Director of Joining And Welding Research Institute (Jwri) HUST-OU

Belongs to the unit: Department of Mechanical and Manufacturing Engineering

Email address: duy.hanle@hust.edu.vn

Specialized group: Welding And Metal Technology

Scientific background

Address: Room 511M, Building C7, HUST, No. 1- Dai Co Viet Street, Ha Noi, Vietnam.

Teaching

  • Welding processes
  • Metals welding technology
  • Welding project
  • Brazing & Soldering
  • QA & QC in welding fabrication
  • Technical Writing and Presentation

Research Arears

  • Otimizing of arc welding technology (TIG/GMAW/FCAW/SAW) apply in industry.
  • Welding technology for advanced materials: Aluminium and its alloys, Nickel and its alloys, Stainless steels, heat-ressistant steels…
  • Design and developing quality assurance management system for fabricators/ manufacturers follow ISO 3834.
  • Developing WPS+PQR as requirements of international standards (AWS D1.1, D1.3, D1.6, ASME IX, and ISO 15614-1...).
  • Soldering, micro-joinning, sintering, TLP bonding, apply in electronic packaging, power electronic devices, and flexible devices.
  • Analizing and development of materials (Welding consumables, Solder alloys, lead-free alloys…) using advanced technology: SEM-EDS, TEM, XRD, EPMA, and EBSD.
  • Investigate new alloys, low-melting temperature alloys, Ag-sintering, Cu-sintering apply in power devices, Flexible devices.
  • Wire Arc Additive Manufacturing (WAAM).

Educations 

  • 10/2005 – 07/2010: Engineer degree of Mechanical engineering at Hanoi University of Science and Technology – Vietnam.
  • 10/2013 – 10/2015: Master degree of Mechanical engineering, HUST, Vietnam.
  • 04/2019 – 03/2022:  PhD in Engineering, Osaka University – Japan.

Selected publications

Domestic Proceedings:

1. Chau Tran Van Duy Han Le, Tung Do Thanh, Effect of rotating speed on historical temperature and
tensile strength of Friction Stir Welding AA 5052 Joint, The 3rd INTERNATIONAL WORKSHOP ON WELDING AND JOINING 2017 (IWWJ 2017).

 International Proceedings

  1. Han Le Duy, research of welding P91 steel with Shielded Metal Arc Welding (SMAW) and Gas Tungsten Arc Welding (GTAW) process, Journal of Science and technology, 2354-1083, 117, P.049-053 (2017).
  2. Tran Van Chau, Han Le Duy, Do Thanh Tung, Research on effect of rotating speed on historical temperature and tensile strength of friction stir welding AA 5052 joint, Vietnam Mechanical Journal, 0866-7056 (7/2018)

 National Journals:

  1. Han Le Duy, research of welding P91 steel with Shielded Metal Arc Welding (SMAW) and Gas Tungsten Arc Welding (GTAW) process, Journal of Science and technology, 2354-1083, 117, P.049-053 (2017).
  2. Tran Van Chau, Han Le Duy, Do Thanh Tung, Research on effect of rotating speed on historical temperature and tensile strength of friction stir welding AA 5052 joint, Vietnam Mechanical Journal, 0866-7056 (7/2018)
  3. Duy Le Han; Hiroaki Tatsumi; Fupeng Huo; Hiroshi Nishikawa, Effect of isothermal aging on properties of In-48Sn and In-Sn-8Cu alloys,  2022 IEEE 72nd Electronic Components and Technology Conference (ECTC). DOI:  1109/ECTC51906.2022.00339

 International Journals:

  1. Zhi Jin, Fupeng Huo, Duy Le Han, Xunda Liu, Hiroaki Tatsumi, YC Chan, Hiroshi Nishikawa, The electromigration study of thin-film structured Sn3. 5Ag and Ag using continuous observation and reliability enhancement approach, Thin Solid Films (2023), Q2. DOI: https://doi.org/10.1016/j.tsf.2023.139827
  2. Ngo Huu Manh, Van Thao Le, Duy Le Han, V-A Nguyen,  Successful joining of ultra-thin AA3003 aluminum alloy sheets by the novel GTAW process,  Vacuum 2022, Q1. DOI:  https://doi.org/10.1016/j.vacuum.2022.111558
  3. Fupeng Huo, Zhi Jin, Duy Le Han, Jiahui Li, Keke Zhang, Hiroshi Nishikawa, Novel interface regulation of Sn1. 0Ag0. 5Cu composite solders reinforced with modified ZrO2: Microstructure and mechanical properties, Journal of Materials Science & Technology (2022), Q1. DOI:  https://doi.org/10.1016/j.jmst.2022.01.040
  4. Ngo Huu Manh, Van Anh Nguyen, Han Le Duy, Murata Akihisa, Van Thao Le, Trinh Quang Ngoc, Bharat Gandham, Development of a novel GTAW process for joining ultra-thin metal sheets,  JOURNAL OF MANUFACTURING PROCESSES (2022), Q1. DOI:   https://doi.org/10.1016/j.jmapro.2022.06.043
  5. Byungho Park, Duy Le Han, Mikiko Saito, Jun Mizuno, Hiroshi Nishikawa, Effect of various parameters on the shear strength of solid-state nanoporous Cu bonding in Cu–Cu disks for power device packaging, Journal of Electronic Materials (2022), Q2. DOI:  https://doi.org/10.1007/s11664-022-09634-3
  6. Duy Le Han, Yu-an Shen, Siliang He, Hiroshi Nishikawa, Effect of Cu addition on the microstructure and mechanical properties of In–Sn-based low-temperature alloy, Material Science & Engineering A, 804 (2021) 140785, Q1. DOI:  https://doi.org/10.1016/j.msea.2021.140785
  7. Duy Le Han, Yu-An Shen, Fupeng Huo, Hiroshi Nishikawa, Microstructure Evolution and Shear Strength of Tin-Indium-xCu/Cu Joints, Metals (2021), Q2. DOI:  https://doi.org/10.3390/met12010033
  8. Fupeng Huo, Zhi Jin, Duy Le Han, Keke Zhang, Hiroshi Nishikawa, Interface design and the strengthening-ductility behavior of tetra-needle-like ZnO whisker reinforced Sn1. 0Ag0. 5Cu composite solders prepared with ultrasonic agitation, Materials & Design, 210 (2021), Q1. DOI:  https://doi.org/10.1016/j.matdes.2021.110038
  9. Byungho Park, Duy Le Han, Mikiko Saito, Jun Mizuno, Hiroshi Nishikawa, Fabrication and characterization of nanoporous copper through chemical dealloying of cold-rolled and annealed Mn–Cu alloy, Journal of Porous Materials (2021), Q2. DOI:  https://doi.org/10.1007/s10934-021-01128-7
  10. Huu Loc Nguyen, Anh Van Nguyen, Han Le Duy, Thanh-Hai Nguyen, Shinichi Tashiro, Manabu Tanaka, Relationship among Welding Defects with Convection and Material Flow Dynamic Considering Principal Forces in Plasma Arc Welding,  Metals, 2021, Q2. DOI:  https://doi.org/10.3390/met11091444
  11. Duy Le Han, Yu-an Shen, Sanghun Jin, Hiroshi Nishikawa, Microstructure and mechanical properties of the In–48Sn–xAg low-temperature alloy, Journal of materials science, 0022-2461 (2020), Q1. DOI:  https://doi.org/10.1007/s10853-020-04691-7

Master students

NCS/ PhD students

Books

Awards & Honour

Projects

Coperation and Tech. Transfer (Labs., Uni., Companies)

  1. CTWEL Consulting and Training JSC
  • Cooporating to develop training programs for welding personel, Welding quality system, WPS as international standards.
  1. Double Good JSC
  • Research and apply advanced welding technology into the industry and manufacturing.

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