Dr Chenghao Song | Microstructure and Properties | Best Researcher Award

Dr. Chenghao Song is a materials scientist and lecturer at Dongguan University of Technology 🇨🇳. He holds B.S., M.S., and Ph.D. degrees in Materials Science and Engineering from the prestigious University of Science and Technology Beijing (USTB) 🎓. His postdoctoral work at Xi’an Jiaotong University deepened his expertise in advanced high-strength steels, phase transformations, and fatigue behavior ⚙️🧱. His cutting-edge research uses tools like 3D-APT, neutron diffraction, and HEXRD to design next-gen structural materials 🚗🏭. With 13+ SCI papers and several patents, he is shaping the future of durable, sustainable alloys for industry 🌍🛠️.

Dr Chenghao Song, Dongguan University of Technology, China

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🎓 Education 

Dr. Chenghao Song has a strong academic foundation in materials science and engineering 🧪🔬. He earned his B.S. (2009–2013) from the School of Advanced Engineering, USTB 🎓 with honors under the Excellent Engineers Education Training Plan ⭐. He continued at USTB for his M.S. (2013–2015) and Ph.D. (2015–2019) under Prof. Hao Yu, focusing on advanced alloys and microstructural evolution 🏗️📊. Following his doctorate, he completed a postdoctoral fellowship (2019–2020) at Xi’an Jiaotong University 🏫 in mechanical engineering. Since 2020, he has been a Lecturer at Dongguan University of Technology, integrating research and education 📚🧠.

🏫 Experience 

Dr. Chenghao Song currently serves as a Lecturer at the School of Mechanical Engineering, Dongguan University of Technology 🏛️, where he contributes to cutting-edge research and teaching in materials science and engineering 🧪📘. Previously, he completed postdoctoral research at Xi’an Jiaotong University 🔬, focusing on mechanical behavior and microstructural analysis of steels. His academic journey has equipped him with deep expertise in phase transformation, fatigue analysis, and thermo-mechanical modeling ⚙️📈. Located at Songshan Lake in Guangdong, his lab integrates simulation and experimentation to advance smart, high-performance materials for automotive and structural applications 🚗🏗️.

🏆 Awards & Honors

Dr. Chenghao Song has received prestigious academic honors for his outstanding achievements in materials science. He was awarded the Excellent Master’s Thesis Award by the University of Science and Technology Beijing 🧠📘, recognizing the quality and innovation of his early research. Additionally, he earned the National Scholarship for Ph.D. students 🥇🎓, one of China’s most competitive and distinguished academic honors, given to top-performing doctoral researchers. These accolades reflect his dedication, academic excellence, and contributions to advanced materials research at both national and institutional levels 🧪🏅.

🛠️ Contributions

Dr. Chenghao Song has actively contributed to multiple high-impact research projects in advanced steels and alloy materials 🔩🧱. His ongoing work with NSFC explores the effect of silicon on dislocation behavior in martensite using neutron diffraction for automotive steels 🚗⚙️. He has also studied interface mass transfer and deformation coordination in stainless steel composites 🔄🧊. Leveraging big data, he helped design lightweight, bone-like structured steels for superior performance 📊🧬. Additionally, he worked on the development of cobalt-chromium alloys for jewelry applications 💍⚒️. These diverse projects reflect his innovation across both industrial and scientific domains.

🔬 Research Focus 

Dr. Chenghao Song’s research centers on phase transformations, materials design, and the correlation between microstructure and mechanical properties of engineering alloys ⚙️🧱. Using thermodynamic and kinetic modeling, he develops next-generation steels with tailored performance 🧮🧬. Trained under Prof. Hao Yu, he has expertise in advanced characterization techniques including SEM, EBSD, TEM, FIB, 3D-APT, and HEXRD 🔍🧊. His goal is to decode the “metal genome” 🧬🧠—unraveling microstructural secrets to accelerate material innovation. By linking atomic-scale features to macro-performance, his work contributes to designing stronger, lighter, and more sustainable materials for critical applications 🚗🏗️.

📚 Publications

Effect of Si on the dislocation state within martensite of ultra-high strength hot-rolled medium Mn steel with good ductility
Authors: Chenghao Song, Zhenshan Zhang, Wenyuan Wu, Haoliang Wang, Zhenzhong Sun, Yuhui Yang, Weifeng He, Juping Xu, Yuanguang Xia, Wen Yin et al.
Journal: Materials Science and Engineering: A (2023)

The Grey-Taguchi method analysis for processing parameters optimization and experimental assessment of 42CrMo steel treated by ultrasonic surface rolling
Authors: Yuhui Yang, Xin Wei, Zhili Long, Chenghao Song, Chunxiao Xie, Jiajie Lin
Journal: Journal of Materials Research and Technology (2023)

Developing NiAl-strengthened HSLA steels by controlling nanoscale precipitation and high-angle boundaries
Authors: Xiangyun Zhang, Jialong Wang, Shiyun Liu, Ling Yan, Chenghao Song, Hao Yu
Journal: Materials Science and Engineering: A (2022)

Optimization of Selective Laser Melting Process Parameters Via Taguchi’s Methods and Gray Relational Analysis for 3D Printing of 18Ni‐300 Maraging Steel
Authors: Wee King Law, Ziyang Wu, Chenghao Song, Haoliang Wang, Kok-Cheong Wong, Chin Seong Lim, Zhenzhong Sun
Journal: Steel Research International (2022)

A new hot-rolled lightweight steel with ultra-high strength and good ductility designed by dislocation character and transformation strain
Author: Chenghao Song
Journal: Scripta Materialia (2022)

Nano-precipitation leading to linear zero thermal expansion over a wide temperature range in Ti22Nb
Authors: Wang H., Lai D.K.Z., Xu J., Yin W., Song C., Zhao Y., Yang Y., Bönisch M., Sun Z.
Journal: Scripta Materialia (2021)

Mechanical Behaviors of Microalloyed TRIP-Assisted Annealed Martensitic Steels under Hydrogen Charging
Authors: Xiongfei Yang, Hao Yu, Chenghao Song, Lili Li
Journal: Materials (2021)

Dr jinlan An | Microstructure and Properties | Best Researcher Award

🔧 Dr. Jinlan An is a Lecturer at the Key Laboratory of Fundamental Science for National Defense of Aeronautical Digital Manufacturing Process, Shenyang Aerospace University ✈️. Her research focuses on advanced materials engineering, particularly the laser deposition repair of GH4169 alloy and its microstructural evolution under electric pulsed current ⚡🧪. By studying phase transformations such as the dissolution of Laves phase and precipitation of γ″ phase, she aims to enhance mechanical strength and durability of aerospace components 🛠️. Dr. An’s work is highly relevant to aerospace repair, additive manufacturing, and metallurgical innovation, marking her as a rising talent in the field 🚀📈.

Dr jinlan An, Shenyang Aerospace University, China

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Experience 🧑‍🏫

Dr. Jinlan An currently serves as a Lecturer at the Key Laboratory of Fundamental Science for National Defense of Aeronautical Digital Manufacturing Process, Shenyang Aerospace University 🏛️. Her professional work focuses on laser deposition repair of high-performance alloys, particularly GH4169 🛠️. She specializes in examining the effects of electric pulsed current ⚡ on microstructural evolution, including the behavior of phases like the Laves phase and γ″ precipitation 🔍. Through this, she aims to enhance mechanical properties such as strength and durability 🔧. Her experience aligns strongly with applications in aerospace repair, additive manufacturing, and defense materials ✈️🧬.

Research Project 

Dr. Jinlan An is currently leading a research project on the evolution of phase transformations in GH4169 alloy during laser deposition repair under the influence of electric pulsed current ⚡🧪. Her work aims to understand how specific microstructural changes—such as Laves phase dissolution and γ″ phase precipitation—affect the mechanical properties of the repaired alloy 🛠️. This project has crucial implications for aerospace applications, where material reliability and strength are critical ✈️🔧. By optimizing energy input and phase behavior, her study contributes to advanced metallurgical techniques and more efficient additive manufacturing workflows 🔄🧱.

Research Focus 🔬

Dr. Jinlan An’s research centers on the microstructure and properties of GH4169 nickel-based superalloy subjected to laser deposition repair combined with electric pulsed current ⚡. She investigates how phase transformations—including Laves phase dissolution and γ″ precipitate formation—govern mechanical behavior such as tensile strength, hardness, and fatigue resistance 🛠️. By correlating processing parameters (energy density, pulse duration) with microstructural evolution (grain size, phase distribution), she aims to tailor material performance for critical aerospace components ✈️. Her work advances additive manufacturing and defense materials by optimizing repair strategies to achieve reliable, high-performance alloys 📈.

Contributions 🧪

Dr. Jinlan An has made impactful contributions to understanding the mechanical enhancement of GH4169 alloy through laser deposition repair under electric pulsed current ⚡. Her findings show that mechanical strength improves as energization time increases 🔧📈. She discovered the partial dissolution of the Laves phase into the matrix and the precipitation of the γ″ phase, which grows in size with longer current exposure 🔬. These insights reveal how phase evolution directly influences alloy performance, offering valuable guidance for repair strategies in aerospace materials engineering ✈️ and advanced metallurgy 🔩.

Publications 📚

Mechanism of Improving Microstructures of Laser Deposition Repaired GH4169 Alloy by Pulse Current
✍️ Authors: J. An, Jinlan; H. Li, Haopu; S. Zhou, Song; B. Gao, Bo; F. Chen, Fulong
📚 Journal: Zhongguo Jiguang / Chinese Journal of Lasers, 2025
🔬 Theme: Microstructure optimization, GH4169 alloy, pulse current, laser deposition repair
⚙️ Highlights: Investigates how pulse current enhances the microstructure during laser deposition repair of high-performance alloys

Effect of Heat Treatment on Microstructure and Mechanical Properties of TA15 Titanium Alloy Repaired by Laser Deposition
✍️ Authors: S. Zhou, Song; L. Wang, Lanbin; J. An, Jinlan; B. Wu, Bin; X. Zhang, Xiaochen
📚 Journal: Journal of Materials Engineering and Performance, 2025
🔥 Theme: Heat treatment, titanium alloy, microstructure-performance relationship, laser repair
🔧 Highlights: Explores how post-repair heat treatment influences structural integrity and mechanical properties of TA15 alloy