Dr. Guo's scientific research achievements cater to the urgent demand for high - integrity, lightweight, and high - safety castings in fields such as automobiles, rail transit, and aerospace. The main achievements include:

Casting defect theory and control methods based on the entrainment mechanism

Theory and technology for high - value recycling application of recycled cast aluminum alloys

Theory and technology for deep purification of aluminum alloy melts

Precipitation theory and regulation method of Fe - rich phases

New standardized gating systems for gravity casting

Theory and key technologies for high - strength and toughness castings, high - fatigue - resistance castings, and high - airtightness castings

Three Representative Academic Papers

Jiang - Hong Liu, Guo - Hong Li, Hong - Min Guo*, Mei - Lan Hu, Lei Yang, Wen Yi. Entrained Defects in A356 Semisolid Slurry Produced by CSC and RSF. Metallurgical Materials Transactions B, 2024, 55B: 1951 - 1965.

Mei - Lan Hu, Hong - Min Guo*, Kun - Yi Yang, Wei - Jie Chang, Jin - Tao Luo. Bifilm Defects in AlSi10MgMn Alloy Castings. International Journal of Metalcasting, 2024, 18: 2944 - 2957.

Mei - Lan Hu, Lei Yang, Wen Yi, Ai - Sheng Zhang, Hong - Min Guo*. Entrainment Defects in Semi - solid A356 Aluminum Alloy Treated by ICTE Process. Journal of Alloys and Compounds, 2023: 171237.