Fei Liu | Processing and Manufacturing | Research Excellence Award
Mr. Fei Liu at Hefei University of Technology | China
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Yangyang Cheng is a doctoral candidate at the School of Mechanical Engineering, Yanshan University, specializing in piezoelectric ceramic materials. 🔬 His research focuses on performance analysis and preparation of piezoelectric ceramics, utilizing first-principles methods to explore their structural and electronic properties. 🏗️ He has published five academic papers 📄 and secured five invention patents. 🏅 Additionally, Cheng has contributed to major projects, including those funded by the National Natural Science Foundation of China and the State Key Laboratory of New Ceramic Materials. His work advances high-performance and stable piezoelectric devices for applications in electronic communication and piezoelectric driving. ⚙️
Doctoral Candidate (Ph.D.) in Mechanical Engineering, Yanshan University (Five-year combined Master’s and Ph.D. program) 🏫
Specializes in piezoelectric ceramics, additive manufacturing, and first-principles analysis 🔬
Published five academic papers in SCI and EI journals 📑
Secured five invention patents in mechanical design and materials science 🔖
Participated in two national research projects, including NSFC-funded studies and key laboratory initiatives 🔬
Engaged in research on high-precision microactuators using dual-flexible hinge stacked piezoelectric structures ⚙️
Dr. Yangyang Cheng , a doctoral candidate in Mechanical Engineering at Yanshan University, has demonstrated exceptional research capabilities in piezoelectric ceramics, additive manufacturing, and first-principles calculations. With an impressive portfolio of five published academic papers, five invention patents, and participation in multiple national research projects, he has made significant contributions to the field of advanced materials and precision engineering. His research has provided crucial insights into the mechanical and electronic properties of piezoelectric ceramics, making him a deserving recipient of the Best Researcher Award.
Cheng Yangyang is dedicated to advancing the field of piezoelectric ceramics and high-precision actuators. 💡 His research leverages first-principles methods to investigate stress-induced property changes in PbTiO3, contributing to the development of next-generation piezoelectric devices. 🔬 With five research papers 📄 and five patents, he has made significant strides in mechanical engineering and materials science. 🏆 His involvement in national and key laboratory-funded projects provides a platform for real-world applications of his findings. 💼 Through additive manufacturing and computational modeling, he continues to push the boundaries of ceramic materials research for industrial and technological advancements. ⚙️
Cheng Yangyang’s research primarily revolves around piezoelectric ceramics, additive manufacturing, and first-principles computational methods. 🏗️ His studies focus on the performance, structure, and electronic properties of PbTiO3, a widely used ferroelectric ceramic, under different stress conditions. 🔬 By employing density functional theory, he explores how uniaxial stress modulates the material’s physical properties, aiming to enhance its application in electronic communication and piezoelectric actuation systems. 📡 His work contributes to the development of high-performance, stable piezoelectric devices for modern engineering applications, including precision actuators and smart materials in mechanical and electrical engineering. ⚡
, Computational Materials Science, 2025.
, Chinese Journal of Lasers, 2023.
, Acta Armamentarii, 2024.
, China Mechanical Engineering, 2025.
Ph.D. in Animal Nutrition
M.Sc. in Animal Science
B.Sc. in Animal Husbandry
Researcher at the Key Laboratory of Agro-ecological Processes, Institute of Subtropical Agriculture, CAS, China 
Published multiple research papers on dairy cow metabolism, amino acid utilization, and gut microbiota 
Collaborator in international research on animal nutrition and physiology 
Dr. Wen Tian, a distinguished researcher at the Key Laboratory of Agro-ecological Processes in Subtropical Region, Institute of Subtropical Agriculture, Chinese Academy of Sciences, is honored with the Best Researcher Award for his groundbreaking contributions to animal nutrition, metabolic physiology, and livestock health. His extensive research on amino acid metabolism, intestinal health, immune responses, and gut microbiota has significantly advanced livestock science and sustainable agricultural practices.
Dr. Wen Tian continuously advances his expertise in animal metabolism, nutrition, and immune regulation. His work explores the effects of essential amino acids, fatty acids, and dietary supplements on milk production, metabolic efficiency, and gut health in livestock
. He is engaged in international collaborations to develop innovative feeding strategies for dairy cows and piglets, ensuring sustainable and efficient livestock farming
. His research also integrates circadian rhythm studies in animal physiology
. By contributing to peer-reviewed journals and attending global conferences, Dr. Tian remains at the forefront of agricultural biosciences. 
(2017) – Milk protein responses to balanced amino acid and removal of Leucine and Arginine supplied from jugular-infused amino acid mixture in lactating dairy cows – Journal of Animal Physiology and Animal Nutrition – Cited by: 15 
(2017) – Responses of milk production of dairy cows to jugular infusions of a mixture of essential amino acids with or without exclusion leucine or arginine – Animal Nutrition – Cited by: 11 
(2018) – Jugular arginine infusion relieves lipopolysaccharide-triggered inflammatory stress and improves immunity status of lactating dairy cows – Journal of Dairy Science – Cited by: 33 
(2020) – Ruminal epithelial cell proliferation and short-chain fatty acid transporters in vitro are associated with abundance of period circadian regulator 2 (PER2) – Journal of Dairy Science – Cited by: 9 