scientific advisor, at University of Pannonia, Hungary.
Prof. Etelka Tombácz, Ph.D., DSc, is a distinguished researcher at the University of Pannonia, Hungary, specializing in colloid and surface chemistry. With over four decades of experience, she has made significant contributions to understanding interfacial equilibria and colloidal stability in aqueous systems. Her research spans clay minerals, metal oxides, and biocompatible materials for environmental and biomedical applications. Prof. Tombácz has held various academic positions, including Full Professor and Scientific Advisor, and has been an invited researcher globally. With 151 peer-reviewed publications and over 11,500 citations, her work is widely recognized. She has led numerous national and international research projects and actively mentors Ph.D. candidates, advancing scientific knowledge and sustainable technologies.
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🎓 Education
Prof. Tombácz’s academic journey is marked by rigorous training in chemistry. She earned her Graduate Chemist degree (1975) and Doctorate (1977) from Attila József University, Szeged, focusing on the colloidal behavior of humic acids. She completed her Ph.D. (1986) at the Hungarian Academy of Sciences, researching interactions between anionic organic compounds and montmorillonite. In 2004, she earned her DSc with a dissertation on soil-relevant colloid interactions. Her habilitation (2005) from the University of Szeged further solidified her expertise. This strong educational foundation paved the way for her pioneering research in colloid chemistry, influencing environmental science and sustainable technology.
💼 Experience
Prof. Tombácz’s professional career spans various influential roles. She currently serves as a Scientific Advisor at the University of Pannonia, having previously held positions as Full Professor (2020-2023) and Leader of the Aqueous Colloids Research Group (2009-2016). Earlier roles include Full Professor at the University of Szeged (2006-2016) and various positions at Attila József University. Internationally, she was an invited professor in Slovakia and France and a postdoctoral researcher in the USA. Her leadership extends to organizing international conferences and managing EU-funded projects. Throughout her career, Prof. Tombácz has contributed significantly to academic and industrial research, shaping the field of colloid chemistry.
🔬 Research Interests
Prof. Tombácz’s research centers on interfacial and colloidal interactions in aqueous systems, particularly clay minerals and metal oxides. She investigates pH and electrolyte-dependent surface charging, focusing on surface modifications with biocompatible agents to manipulate particle interactions. Applications range from enhancing colloidal stability in magnetic fluids for biomedical use to improving water purification processes. Her innovative studies on magnetic field effects in colloidal systems have paved the way for advancements in magnetic separation techniques. Prof. Tombácz’s work also extends to developing sustainable nanomaterials for environmental applications, bridging fundamental science with practical solutions.
🏆 Awards
Prof. Tombácz has received numerous awards for her contributions to colloid science and environmental chemistry. Notably, she was honored with several national research grants, including OTKA projects on colloidal particle interactions and biocompatible magnetic fluids. She has also secured EU grants, such as the FP6 project on desertification indicators and the COST Action RADIOMAG for magnetic hyperthermia. Her leadership in interdisciplinary research has earned her recognition at international conferences, where she frequently serves as a chairperson. Prof. Tombácz’s dedication to mentoring young scientists and advancing sustainable technologies has solidified her reputation as a leading figure in colloid chemistry.
📚Top Noted Publications
Prof. Tombácz has authored 151 peer-reviewed publications, attracting over 11,500 citations. Her research is widely cited, reflecting its impact on environmental and material sciences. Notable works include:
1. Surface Charging and Colloidal Stability of Clay Minerals
Tombácz, E. (2004).
Journal: Applied Clay Science
Citations: 560 (as of the latest count)
Summary:
This paper explores the surface charge properties and colloidal stability of various clay minerals, which are crucial in environmental science, soil chemistry, and industrial applications. The study examines the impact of factors such as pH, ionic strength, and the presence of organic and inorganic electrolytes on the surface charge and zeta potential of clay particles. The research provides insights into the mechanisms of particle aggregation and dispersion, which affect the behavior of clay in natural and engineered systems. This work is widely cited for its contribution to understanding clay mineral interactions and colloidal chemistry.
Key Concepts:
- Surface charge and zeta potential of clay minerals
- Impact of environmental factors on colloidal stability
- Role of clay minerals in natural and industrial processes
2. Colloidal Behavior of Humic Acids
Tombácz, E., & Illés, E. (2007).
Journal: Journal of Colloid and Interface Science
Citations: 470 (as of the latest count)
Summary:
This study focuses on the colloidal properties of humic acids (HA), which are important components of natural organic matter. The paper investigates the aggregation and disaggregation behavior of humic acids in aqueous systems, highlighting the effects of pH, ionic strength, and the presence of divalent cations. The research emphasizes the role of humic substances in soil chemistry, water treatment, and environmental remediation. The findings provide a deeper understanding of the stability and interaction mechanisms of humic colloids, contributing to advancements in environmental science and engineering.
Key Concepts:
- Colloidal stability of humic acids
- Influence of environmental conditions (pH, ionic strength)
- Applications in soil chemistry and water treatment
3. Magnetic Nanoparticles in Aqueous Systems
Tombácz, E., et al. (2012).
Journal: Langmuir
Citations: 320 (as of the latest count)
Summary:
This paper investigates the behavior of magnetic nanoparticles (MNPs) in aqueous systems, focusing on their surface properties, stability, and interactions with various environmental factors. The research discusses the synthesis, functionalization, and potential applications of MNPs in fields such as biomedicine, environmental remediation, and catalysis. The study highlights the importance of surface modification to enhance the stability and functionality of magnetic nanoparticles in different media. This work is widely cited for its comprehensive analysis of the colloidal behavior and practical applications of MNPs.
Key Concepts:
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- Synthesis and functionalization of magnetic nanoparticles
- Stability and surface interactions in aqueous systems
- Applications in biomedicine and environmental science
Conclusion
Prof. Etelka Tombácz demonstrates outstanding qualifications for the Best Researcher Award. Her prolific research output, significant academic leadership, and impactful contributions to both science and industry highlight her as a leading figure in colloid chemistry and environmental research. Recognized globally for her expertise and commitment, Prof. Tombácz’s achievements align well with the criteria for excellence in research and leadership.