Guilherme Vacchi | Materials Science | Best Researcher Award

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Mr. Guilherme Vacchi | Materials Science | Best Researcher Award

Federal University of São Carlos | Brazil

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🎓 Early Academic Pursuits: Building the Foundation of Expertise

Mr. Guilherme Vacchi began his academic journey at the prestigious Federal University of São Carlos (UFSCar), earning his degree in Materials Engineering. His passion for metallurgical science and corrosion phenomena led him to pursue both a Master’s and Ph.D. from the same institution. During this formative phase, he specialized in welding processes, corrosion mechanisms, and microstructural characterization, laying the groundwork for a lifelong dedication to materials science.

🧑‍🏫 Professional Endeavors: Bridging Theory and Application

With over seven years of teaching experience at both technical and university levels, Guilherme has shaped the next generation of engineers. He currently serves as a postdoctoral researcher at UFSCar, actively engaging in advanced corrosion and welding studies. Alongside his academic role, he contributes to industry by offering consultancy services in corrosion, welding techniques, and electrochemical testing—proving his versatility across theoretical and applied domains.

🔬 Contributions and Research Focus: A Precision-Driven Vision

Mr. Vacchi's research targets critical areas in corrosion science, stainless steels, nickel-based alloys, and solid-state welding techniques like friction stir welding. His completed and ongoing projects explore abrasion-impact resistance, high-temperature oxidation, and failure analysis of advanced materials. Through a keen focus on structural integrity in aggressive environments, his studies illuminate the behavior of materials under industrial and marine conditions, influencing both academic understanding and industrial practices.

🏅 Accolades and Recognition: Earned Through Rigor and Innovation

With an h-index of 9, over 250 citations, and publications in high-impact journals such as Corrosion Science, Applied Surface Science, and Advanced Engineering Materials, Guilherme's contributions are globally acknowledged. He has also co-authored a chapter in a recognized materials science book, further underlining his scholarly reach. His role as a reviewer for top-tier journals and memberships in national symposiums reflect his academic credibility.

🌐 Impact and Influence: A Catalyst for Change in Materials Science

Through collaborations with notable scholars across Brazil and Europe—including affiliations with Graz University of Technology and Helmholtz-Zentrum Hereon—Mr. Vacchi advances international research dialogues. His consultancy engagements foster innovation transfer between academia and industry, particularly in sectors requiring high corrosion resistance and material performance. He is actively involved in shaping curricula and developing educational resources in metrology, welding, and material integrity.

🚀 Legacy and Future Contributions: Shaping the Material World

Looking forward, Guilherme dos Santos Vacchi aims to continue pushing boundaries in corrosion science and welding innovation. His evolving research on super duplex stainless steels and shape memory alloys promises valuable insights for industries such as offshore engineering, energy, and biomedical devices. With a passion for sustainable solutions and integrity in engineering design, he stands poised to leave a lasting legacy in the field of materials engineering.

Publications

📄Unraveling the Cr₂N Precipitation and Its Negative Effect on the Corrosion Resistance of Friction Stir Welded UNS S32760 Super Duplex Stainless Steel

Author(s): G.S. Vacchi, W.S. de Carvalho, C.P. Meinhardt, L.A. Bergmann, S.T. Amancio-Filho, C.A.D. Rovere
Journal: Surfaces and Interfaces
Year: 2025

📄Microstructural Evolution and Localized Corrosion Behavior of Friction Stir Welded Super Duplex UNS S32760 in Chloride-Containing Environments

Author(s): G.S. Vacchi, D.C.C. Magalhães, A.A. Mendes Filho, O.M. Cintho, C.P. Meinhardt, L.A. Bergmann, C.A.D. Rovere
Journal: Journal of Materials Research and Technology
Year: 2025

📄Influence of Long-Term Immersion Tests on the Electrochemical Corrosion Behavior of an Ultrafine-Grained Aluminum Alloy

Author(s): Guilherme dos Santos Vacchi, Danielle Cristina Camilo Magalhães, Cristie Luis Kugelmeier, Rodrigo da Silva, Anibal de Andrade Mendes Filho, Andrea Madeira Kliauga, Carlos Alberto Della Rovere
Journal: Metals
Year: 2024

📄Corrosion Behavior of 316L Stainless Steel Reinforced by Dispersed Yttria Stabilized Zirconia Fabricated by Spark Plasma Sintering

Author(s): Lucas de Figueiredo Soares, Francisco Maciel Brito Neto, Lucas Moura Montenegro Reis, Guilherme dos Santos Vacchi, Sergio Neves Monteiro, Carlos Alberto Della Rovere, Vera Lúcia Arantes
Journal: Journal of Materials Research and Technology
Year: 2024

📄A Survey on the Oxidation Behavior of a Nickel-Based Alloy Used in Natural Gas Engine Exhaust Valve Seats

Author(s): José Henrique Alano, Renato Siqueira, Claudio Martins Júnior, Rodrigo Silva, Guilherme Santos Vacchi, C.A. Della Rovere
Journal: Metals
Year: 2022

Ying Wei | Materials Science | Best Researcher Award

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Dr. Ying Wei | Materials Science | Best Researcher Award

Lanzhou University of Technology | China

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Early Academic Pursuits 🎓

Dr. Ying Wei began her academic journey with a passion for materials science, leading her to pursue advanced studies in this field. She is currently a Ph.D. candidate at the School of Materials Science and Engineering at Lanzhou University of Technology. From early on, her focus has been on the corrosion performance of stainless steel and alloy materials, particularly those used in renewable energy sectors. Her dedication to understanding the behavior of materials in challenging environments has driven her academic pursuits and shaped her research focus.

Professional Endeavors 👩‍🔬

Throughout her doctoral research, Dr. Ying Wei has focused on studying the corrosion mechanisms of alloy materials, particularly in solar concentrating power stations. This work is crucial given the increasing role of solar energy as a clean and sustainable power source. Her research investigates how factors such as temperature, pre-oxidation, corrosion inhibitors, humidity, and chemical exposure affect the durability of these materials. She is proficient in using advanced characterization tools such as scanning electron microscopy (SEM), transmission electron microscopy (TEM), and X-ray diffraction (XRD) to analyze the microstructure of alloys and understand their corrosion resistance.

Contributions and Research Focus 🔬

Dr. Ying Wei’s research is centered around improving the performance of alloy materials in renewable energy applications, with a primary focus on solar power stations. Her contributions lie in advancing the understanding of how different environmental and operational conditions impact the longevity and efficiency of these materials. By identifying key corrosion factors and developing solutions, she aims to enhance the durability of solar power infrastructure, which is essential for the sustainable generation of clean energy.

Accolades and Recognition 🏅

As an active researcher, Dr. Ying has participated in numerous academic conferences and seminars, where she has presented her findings and engaged with leading experts in the field. Her work has garnered attention for its relevance to the renewable energy sector, and her collaborations with industry partners further underscore the practical implications of her research. Although still in the early stages of her career, Dr. Ying’s work is already contributing to advancements in materials science, and she is well-regarded among her peers.

Impact and Influence 🌍

Dr. Ying Wei’s research on corrosion-resistant alloys has the potential to significantly impact the field of renewable energy. By improving the durability of materials used in solar concentrating power stations, her work supports the long-term sustainability of solar energy as a viable alternative to fossil fuels. Her insights into corrosion mechanisms can lead to more robust and cost-effective solutions, ultimately contributing to a more reliable and efficient solar power industry.

Legacy and Future Contributions 🌱

With a strong foundation in scientific research and a commitment to advancing materials engineering for renewable energy, Dr. Ying Wei is poised to make lasting contributions to her field. Her work in understanding and mitigating corrosion in solar power applications could lead to breakthroughs that enhance the efficiency and longevity of solar energy systems worldwide. As she continues her research, Dr. Ying’s legacy will likely be one of innovation, collaboration, and a significant contribution to the transition toward sustainable energy.

 

Publications

📝 Effect of Mg Addition on Molten Chloride Salt Corrosion Resistance of 310S Stainless Steel with Aluminum

  • 👨‍🔬 Authors: Ying Wei, Junjia Cao, Haicun Yu, Jie Sheng, Peiqing La
  • 📚 Journal: Metals
  • 📅 Year: 2024

📝 Corrosion Behavior of Aluminum-Forming Alloy 310S for Application in Molten Chloride Salt CSP Thermal Storage Tank

  • 👨‍🔬 Authors: Ying Wei, Peiqing La, Jin Jin, M. Du, Y. Zheng, F. Zhan, J. Sheng, H. Yu, M. Zhu
  • 📚 Journal: Frontiers in Materials
  • 📅 Year: 2022

📝 Superior Strength and Ductility of 316L Stainless Steel Induced by Micro/Nano/Ultrafine-Grains Multiphase Complex Structures

  • 👨‍🔬 Authors: Ying Wei, Faqi Zhan, Zhengning Li, Yu Shi, Min Zhu, Yuehong Zheng, Jie Sheng, Peiqing La
  • 📚 Journal: Materials Science and Engineering: A
  • 📅 Year: 2022

📝 Effect of Excess Fe₂O₃ on Microstructure and Tensile Properties of Micro-Nano Structure 316L Austenitic Stainless Steels Prepared by Aluminothermic Method

  • 👨‍🔬 Authors: Y. Zheng, J. Wang, Ying Wei, Peiqing La, M. Yuan, Y. Shi
  • 📚 Journal: Rare Metal Materials and Engineering
  • 📅 Year: 2021

📝 Effect of Heterogeneous Composite Structure on the Microstructure and Properties for Nanostructured 2205 Duplex Stainless Steel

  • 👨‍🔬 Authors: G. Ma, J. Sheng, Q. Meng, M. Du, Peiqing La, Y. Zheng, Ying Wei, F. Zhan, D. Wu
  • 📚 Journal: Integrated Ferroelectrics
  • 📅 Year: 2021