School of Mechanical & Mining Engineering

Mr Qichao Hao

CASUAL STAFF

Publications

Journal Articles (7)
Conference Papers (3)
Thesis (1)

Journal Articles

Hao, Qichao, Tan, Xinfu, Gu, Qinfen, McDonald, Stuart D. and Nogita, Kazuhiro (2024). The effect of in concentration and temperature on dissolution and precipitation in Sn–Bi alloys. Materials, 17 (17) 4372, 1-17. doi: 10.3390/ma17174372
Tan, Xin F., Hao, Qichao, Zhou, Jiye, Gu, Qinfen, McDonald, Stuart D., Sweatman, Keith, Ikeda, Masahiko, Yasuda, Kazuhiro, Bermingham, Michael J. and Nogita, Kazuhiro (2024). In-situ investigation of the time-temperature dependent lattice and microstructure of Sn-Bi alloys. Materialia, 33 101974, 1-12. doi: 10.1016/j.mtla.2023.101974
Hao, Qichao, Tan, Xin F., McDonald, Stuart D., Sweatman, Keith, Akaiwa, Tetsuya and Nogita, Kazuhiro (2024). Investigating the effects of rapid precipitation of Bi in Sn on the shear strength of BGA Sn-Bi alloys. Journal of Electronic Materials, 53 (3), 1223-1238. doi: 10.1007/s11664-023-10850-8
Tan, Xin F., Hao, Qichao, Zhou, Jiye, McDonald, Stuart D., Sweatman, Keith and Nogita, Kazuhiro (2024). The effect of temperature on the electrical resistivity of Sn-Bi alloys. Journal of Electronic Materials, 53 (3), 1183-1191. doi: 10.1007/s11664-023-10849-1
Hao, Qichao, Tan, Xin Fu, Liu, Shiqian, McDonald, Stuart D., Yasuda, Hideyuki and Nogita, Kazuhiro (2023). In situ observation of the Ga- and Cu-based substrate reaction by synchrotron microradiography. ACS Applied Electronic Materials, 5 (12), 7004-7014. doi: 10.1021/acsaelm.3c01383
Tan, Xin F., Hao, Qichao, Gu, Qinfen, McDonald, Stuart D., Sweatman, Keith, Bermingham, Michael and Nogita, Kazuhiro (2023). The effects of Sb on the lattice and microstructure characteristics of hypo-eutectic Sn-Bi alloys. Materials Characterization, 201 112934, 1-11. doi: 10.1016/j.matchar.2023.112934
Hao, Qichao, Tan, Xin F., Gu, Qinfen, Sweatman, Keith, McDonald, Stuart D. and Nogita, Kazuhiro (2022). The effects of temperature and solute diffusion on volume change in Sn-Bi solder alloys. JOM, 74 (4), 1739-1750. doi: 10.1007/s11837-021-05145-4

Conference Papers

Hao, Qichao, Tan, Xin F., McDonald, Stuart D. and Nogita, Kazuhiro (2025). Temperature dependent crystallographic changes in hypoeutectic Sn-Bi alloys. EPITS 2024, Ho Chi Minh City, Vietnam, 26–27 August 2024. Singapore: Springer Nature. doi: 10.1007/978-981-96-2871-1_11
Tan, Xin F., Hao, Qichao, Zhou, Jiye, McDonald, Stuart D., Sweatman, Keith and Nogita, Kazuhiro (2024). Temperature-Dependent Electrical Resistivity in Sn-Bi Alloys. 2024 International Conference on Electronics Packaging (ICEP), Toyama, Japan, 17-20 April 2024. Piscataway, NJ United States: Institute of Electrical and Electronics Engineers. doi: 10.23919/icep61562.2024.10535619
Hao, Qichao, Tan, Xin Fu, McDonald, Stuart D., Sweatman, Keith, Nishimura, Takatoshi, Nishimura, Tetsuro and Nogita, Kazuhiro (2022). Comparison of the mechanical properties of conventional Pb-free solders and eutectic Sn-Bi solder. International Conference on Electronics Packaging (ICEP), Sapporo, Japan, 11-14 May 2022. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers. doi: 10.23919/ICEP55381.2022.9795406

Thesis

Hao, Qichao (2025). Structure Development and Stability in Sn-Bi Based Solder Alloys. PhD Thesis, School of Mechanical and Mining Engineering, The University of Queensland. doi: 10.14264/05072df