Khaled Mehrez | Quantum Chemistry | Best Researcher Award

Assoc. Prof. Dr. Khaled Mehrez | Quantum Chemistry | Best Researcher Award

University of Kairouan, Tunisia

Academic Profiles

Early Academic Pursuits

Dr. Khaled Mehrez began his academic journey with a strong foundation in mathematics, earning his undergraduate and master’s degrees from the University of Carthage. He further pursued advanced studies, culminating in a doctorate in mathematics from the University of Tunis El Manar. Demonstrating deep expertise and research acumen, he later obtained his habilitation in mathematics, solidifying his status as an independent researcher and academic leader. These formative academic experiences laid the groundwork for his sustained contributions to the field of mathematical sciences.

Professional Endeavors

He has held various academic positions, gradually progressing from an assistant to an associate professorship. He has taught at multiple higher education institutions affiliated with the University of Kairouan and the University of Monastir, engaging students in core mathematical principles and advanced topics. His current appointment as Associate Professor at the Preparatory Institute for Engineering Studies reflects his academic growth and sustained teaching excellence.

Contributions and Research Focus

He is an active and prolific researcher in several core domains of mathematical analysis. His work encompasses special functions with applications in engineering—such as the Mittag-Leffler, Gamma, Fox-Wright, Volterra, and generalized Zeta functions—highlighting the interplay between pure and applied mathematics. Additionally, he has made contributions to harmonic analysis through Dunkl and Weinstein theories, as well as to geometric function theory, focusing on univalence, starlikeness, convexity, and subordination. His research also extends into applied mathematics and probabilistic methods, showing both breadth and depth.

Impact and Influence

Through his publications, He has made significant strides in advancing the theoretical understanding and practical application of special functions and harmonic analysis. His work is widely cited and utilized by mathematicians, physicists, and engineers. He serves as a bridge between theoretical development and real-world problem-solving, contributing to a growing body of mathematical tools relevant to scientific and engineering challenges.

Academic Citations and Recognition

He maintains an active presence on prominent academic platforms such as Google Scholar, Scopus, and ResearchGate. His scholarly works have accumulated numerous citations, reflecting recognition and influence in the global mathematical research community. His research contributions have been referenced by peers in high-impact journals, further underscoring his role as a respected scholar.

Editorial Activities and Peer Review Contributions

Demonstrating a strong commitment to scholarly integrity and the advancement of mathematical research, He has served as a reviewer for Mathematical Reviews and acted as a referee for more than 30 international journals. He has evaluated a wide range of manuscripts for leading publications such as the Turkish Journal of Mathematics, Integral Transforms and Special Functions, Journal of Inequalities and Applications, Fractal and Fractional, Symmetry, Applied Mathematics and Computation, and Rocky Mountain Journal of Mathematics, among others. His service highlights his expertise and the trust placed in him by editorial boards.

Teaching Experience

With extensive teaching experience at multiple institutions, He has taught undergraduate and graduate students in foundational and specialized mathematics. His teaching portfolio includes analysis, special functions, applied mathematics, and geometric function theory. His role in engineering preparatory programs underscores his ability to blend mathematical rigor with practical application, preparing students for competitive engineering disciplines.

Technical and Analytical Skills

His research requires advanced skills in mathematical modeling, analytical techniques, and functional analysis. He has demonstrated proficiency in managing complex theoretical constructs and applying them to diverse mathematical problems. His familiarity with special functions, harmonic transforms, and statistical methods reflects a well-rounded analytical toolkit essential for both theoretical exploration and practical application.

Legacy and Future Contributions

Dr. Khaled Mehrez is positioned to make continued contributions to mathematical research and education. With a strong publication record, active involvement in the peer review process, and a commitment to mentoring future mathematicians, his work is shaping the trajectory of modern mathematical analysis. His ongoing research in special functions and geometric theory is expected to influence both academic discourse and applied mathematical modeling for years to come.

Notable Publications

📘 Study of the Analytic Function Related to the Le-Roy-type Mittag-Leffler Function – Ukrainian Mathematical Journal 75(5), 719–743 (2023) – Investigates generalized Mittag-Leffler functions with applications in fractional calculus.

🧮 Integral Representation and Computational Properties of the Incomplete Fox–Wright Function – The Ramanujan Journal 58(2), 369–387 (2022) – Develops integral formulas enhancing numerical analysis and approximation theory.

📐 Bounds for Certain Function Related to the Incomplete Fox-Wright Function – AIMS Mathematics 9(7), 19070–19088 (2024) – Co-authored with A. Alenazi; offers novel inequalities improving asymptotic estimations.

🔢 Integral Representations of the Multi-parameter Hurwitz–Lerch Zeta Function and Applications – The Journal of Analysis 31(3), 1707–1728 (2023) – Joint work with P. Agarwal; extends classical zeta function results with multiple parameters.

🧮 New Summation Formulas of Fox-Wright-type Series Containing the Polygamma Functions – Applied Numerical Mathematics 173, 158–179 (2022) – Introduces new identities for special series relevant in mathematical physics.

📊 Geometric Properties of a Certain Class of Functions Related to the Fox-Wright Functions – arXiv preprint arXiv:1903.05151 (2019) – Explores univalence, convexity, and starlikeness in complex domains; cited in geometric function theory.

Conclusion

Assoc. Prof. Dr. Khaled Mehrez stands out as a dedicated mathematician whose scholarly rigor, educational commitment, and research excellence have contributed significantly to the advancement of mathematical sciences. His integrated approach—spanning theoretical innovation, practical application, and academic mentorship—positions him as a vital contributor to the global mathematical community. With a clear trajectory of impactful work and a passion for advancing knowledge, he continues to inspire both peers and students, solidifying his legacy as a leading figure in contemporary mathematics.

 

Nyambane Clive Ontita | Electrochemistry | Best Researcher Award

Dr. Nyambane Clive Ontita | Electrochemistry | Best Researcher Award

Central South University, China

👨‍🎓Profiles

🎓 Early Academic Pursuits

Dr. Nyambane Clive Ontita began his academic journey with a Bachelor of Science in Education (Biology/Agriculture) from Bugema University in Uganda. Driven by a passion for microbiology and environmental science, he pursued a Master of Science in Microbiology at Kenyatta University in Kenya. He later advanced to doctoral studies at Central South University in China, where he has focused his research on microbemineral interactions, biological resource recovery, and bioelectrochemical systems. His educational background reflects a strong foundation in both theoretical and applied microbiology, aligning with his career-long commitment to solving environmental problems through scientific innovation.

💼 Professional Endeavors

Dr. Ontita has held several academic positions, serving as a Part-time Lecturer in microbiology at Kisii University and Jomo Kenyatta University of Agriculture and Technology (JKUAT). In these roles, he taught microbiology and environmental physiology, guiding students through hands-on laboratory training and research supervision. His teaching was complemented by work at Kisii Teaching and Referral Hospital, where he conducted clinical microbiology research involving microbial ecology and antibiotic resistance profiling. These positions allowed him to bridge academia and applied science in service of both education and community health.

🔬 Contributions and Research Focus

At Central South University, Dr. Ontita has worked as a Doctoral Researcher in the lab of Prof. Weimin Zeng, contributing significantly to the development of microbial electrochemical systems (BES) for the recovery of rare earth elements and wastewater treatment. He has successfully engineered BES reactors to remove and recover Ce(III), La(III), Y(III), and Gd(III) from industrial and mining effluents. His research integrates microbial community analysis, reactor design, and surface chemistry to enhance the efficiency and selectivity of metal recovery processes. His additional focus on biofilm dynamics, metal resistance, and mine waste biostabilization illustrates his comprehensive approach to sustainable environmental solutions.

🌍 Impact and Influence

Dr. Ontita’s work aligns with global efforts to address industrial pollution, metal toxicity, and sustainable resource use. His BES systems provide an eco-friendly and cost-effective solution to traditional chemical treatments. Internationally recognized for his innovation, he has been honored with awards such as Best Research Student and Best Group Presenter at Central South University. He has also contributed to international discussions on sustainability through forums and training programs on carbon neutrality and green development, positioning him as an influential voice in environmental microbiology and bioengineering.

📚 Academic Citations and Publications

Dr. Ontita is the author of several high-impact publications in journals such as Journal of Hazardous Materials, Journal of Water Process Engineering, Bioresource Technology, and Water, Air, and Soil Pollution. His articles focus on anode optimization, microbial stress responses, substrate enhancement, and metal recovery mechanisms in BES systems. These works are frequently cited in research on bioelectrochemical technologies, making him a valued contributor to the academic and scientific communities engaged in wastewater treatment, metal biorecovery, and microbial electrochemistry.

🧪 Technical Skills

Dr. Ontita brings a diverse skill set that includes:

  • Molecular Biology: DNA extraction, 16S rRNA sequencing, qPCR

  • Instrumentation and Surface Analysis: XPS, FTIR, SEM, XRD, ICP-OES

  • Process Engineering: BES reactor design, pollutant degradation kinetics, resource recovery system development

  • Data Analysis Tools: OriginLab, SPSS, GraphPad Prism, PICRUSt for microbial pathway prediction
    These skills enable him to independently manage interdisciplinary research projects from design through to data interpretation.

🧑‍🏫 Teaching Experience

Dr. Ontita’s teaching experience spans undergraduate and postgraduate instruction. At Kisii University and JKUAT, he delivered lectures in medical microbiology, general microbiology, and environmental physiology. He designed and supervised laboratory exercises, focusing on microbial culturing, contaminant analysis, and molecular techniques. His efforts in mentorship and academic supervision reflect his commitment to nurturing future scientists, especially in underrepresented regions.

🌟 Legacy and Future Contributions

Dr. Ontita aims to advance microbial technologies for sustainable industrial applications. His future plans include the scaling of BES reactors for real-world deployment in wastewater treatment and the conversion of mining residues into reusable materials. He is committed to promoting bio-based environmental engineering across academic, industrial, and governmental sectors, and actively supports the development of African scientific capacity through mentorship and collaboration. His legacy lies in his dedication to innovation, sustainability, and education through microbiology.

📖Notable Publications

Insights into anode substrate optimization in bioelectrochemical systems for efficient cathodic lanthanum recovery during wastewater treatment
Authors: NC Ontita, EK Sarkodie, R Anaman, TY Hui, W Zeng
Journal: Journal of Water Process Engineering, 66, 106003
Year: 2024

Electrochemically active biofilms responses to gadolinium stress during wastewater treatment in bioelectrochemical systems
Authors: NC Ontita, R Anaman, EK Sarkodie, Y Wang, AH Bichi, X Shanshan, …
Journal: Journal of Hazardous Materials, 491, 137941
Year: 2025

Isolation and Whole-genome analysis of Desmodesmus sp. SZ-1: Novel acid-tolerant carbon-fixing microalga
Authors: Y Wang, A Liu, C Amanze, NC Ontita, W Zeng
Journal: Bioresource Technology, 414, 131572
Year: 2024

Prevalence and susceptibility profiles of bacterial pathogens associated with urinary tract infections in children presenting at Kisii level 5 hospital, Kisii County, Kenya
Author: OC Nyambane
Institution/Publisher: Kenyatta University
Year: 2015

Mechanistic Insights into Biphasic Effects of Ce (III) on Anode Biofilms in Bioelectrochemical Systems during Industrial Wastewater Treatment
Authors: NC Ontita, C Amanze, R Anaman, X Shanshan, F Kwofie, PA Tetteh, …
Journal: Water, Air, & Soil Pollution, 236 (8), 1–25
Year: 2025