Nallamohamed Hajarabeevi | Environmental Chemistry | Best Researcher Award

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Dr. Nallamohamed Hajarabeevi | Environmental Chemistry | Best Researcher Award

Professor | B. S. Abdur Rahman Crescent Institute Of Science And Technology | India

Dr. Nallamohamed Hajarabeevi is a distinguished academic leader, researcher and mentor in the field of Chemistry. She is currently serving as Professor and Head of the Department of Chemistry at B.S. Abdur Rahman Crescent Institute of Science and Technology, Chennai, India. With decades of teaching, research, and administrative experience, she has established herself as an influential educator committed to both academic excellence and societal development. Her career spans from grassroots teaching responsibilities to leadership roles, where she has played a pivotal part in shaping curricula, mentoring students, and contributing to institutional growth. She has also been actively involved in the National Service Scheme (NSS), where her leadership earned numerous awards, including recognition as the Best NSS Programme Officer and her unit being acknowledged as one of the best under Anna University. Beyond academics, she has led impactful community-oriented initiatives such as health camps, plantation drives and self-help group training, reflecting her vision of education as a tool for social transformation. With strong engagement in professional and academic bodies, she has contributed significantly to research, curriculum development, and quality assurance processes, making her a role model for faculty, scholars, and students in the field of chemistry and environmental sciences.

Publication Profile

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Education

Dr. Nallamohamed Hajarabeevi pursued her higher education with a clear dedication to Chemistry, building her academic foundation with a Bachelor’s and Master’s degree in General Chemistry. Her interest in understanding environmental challenges and chemical processes led her to doctoral research in Environmental Chemistry, where she developed expertise in solving pressing issues related to pollution, sustainability, and environmental protection. Her academic journey reflects a consistent pursuit of excellence, blending core knowledge of general chemistry with specialized expertise in environmental studies. This strong educational background has provided her with the skills to connect fundamental concepts of chemistry with real-world applications, especially in the areas of waste management, corrosion studies, and nanochemistry. Her progression from graduate to doctoral studies demonstrates both perseverance and passion for contributing to science and society. The combination of rigorous academic preparation and a commitment to applied research laid the groundwork for her subsequent teaching, research, and leadership roles in higher education. This foundation continues to drive her curiosity, guide her mentorship of young scholars, and inspire her contributions to solving global environmental challenges through the lens of chemical sciences.

Professional Experience

Dr. Nallamohamed Hajarabeevi has an extensive professional career in higher education marked by continuous growth in teaching, research, and leadership responsibilities. She began as a lecturer in Chemistry, where she developed a strong foundation in academic instruction and student engagement. Over time, her dedication and expertise earned her progressive appointments as senior lecturer, assistant professor, and associate professor, each role providing opportunities to expand her contributions in curriculum design, research mentoring, and departmental development. Her appointment as professor further solidified her academic standing, allowing her to guide doctoral research, lead projects, and represent her institution in professional and academic forums. Currently, she serves as Professor and Head of the Department of Chemistry at B.S. Abdur Rahman Crescent Institute of Science and Technology, where she oversees academic planning, faculty mentoring, and research initiatives. Alongside her academic journey, Dr. Nallamohamed Hajarabeevi has held key leadership positions in the National Service Scheme, serving as programme officer and later as programme coordinator. She also contributed significantly to institutional administration as ISO coordinator, admissions officer, and timetable coordinator. Through these diverse roles, she has demonstrated a rare combination of academic expertise, organizational leadership, and community service, making her a respected figure in both education and social outreach.

Research Interest

Dr. Nallamohamed Hajarabeevi’s research interests lie in interdisciplinary areas of Chemistry with a strong focus on solving environmental and energy-related challenges. She has worked extensively in Environmental Chemistry, investigating pollution control, waste management, and sustainable resource use. Corrosion studies form another key area of her expertise, where she examines material degradation and explores advanced methods to enhance durability and safety in industrial applications. Her interest in Nanochemistry has led her to explore nanoscale materials with potential applications in green chemistry, catalysis, and environmental protection. Additionally, she is engaged in research on supercapacitors and batteries, reflecting her commitment to developing sustainable energy storage systems aligned with global energy transition goals. These areas of study reflect her vision of chemistry as a discipline with both academic significance and practical utility, addressing critical global concerns such as sustainability, clean energy, and environmental protection. Through her ongoing research, she also mentors doctoral and postgraduate scholars, ensuring that her interests extend beyond individual contributions to cultivating the next generation of researchers. Her focus on both applied and fundamental aspects of Chemistry continues to enrich the field and open new pathways for innovation.

Research Skills

Dr. Nallamohamed Hajarabeevi possesses extensive research skills that span across multiple domains of chemistry, with a strong emphasis on environmental chemistry, corrosion studies, nanochemistry, and electrochemical energy storage materials. Her doctoral research in environmental chemistry laid a strong foundation for her expertise in pollution monitoring, waste management, and sustainable practices. Over the years, she has broadened her research portfolio to include corrosion inhibition studies, focusing on material protection and durability, as well as advanced nanomaterials with applications in supercapacitors and batteries. She has guided postgraduate and doctoral scholars, nurturing research aptitude and equipping them with analytical, experimental, and scientific writing skills. Under her supervision, several M.Sc. and M.E. projects have been successfully completed, while four Ph.D. scholars are currently pursuing research under her guidance. Her mentorship has resulted in student achievements, including best paper and presentation awards at reputed conferences. Dr. Nallamohamed Hajarabeevi is adept at curriculum-linked research development, laboratory experimentation, and interdisciplinary collaborations. She has also kept pace with modern research methodologies by attending international workshops, faculty development programmes, and webinars on green chemistry and sustainable design. Her ability to combine theoretical knowledge with practical experimentation reflects her commitment to addressing contemporary scientific challenges through innovative and sustainable solutions.

Awards and Honors

Dr. Nallamohamed Hajarabeevi has been consistently recognized for her distinguished service in teaching, research, and social outreach. She received the Silver Jubilee Celebration Award for completing more than fifteen years of dedicated service to the Crescent Institution, reflecting her long-standing commitment to academic excellence. Her outstanding contributions to the National Service Scheme (NSS) have brought several prestigious accolades, including the Best NSS Programme Officer Award from Anna University and the Best NSS Unit Award for the institution on multiple occasions. Under her guidance, NSS student volunteers excelled at both university and national levels, with six students receiving the Best NSS Volunteer Award, showcasing her impactful mentorship and leadership in community service. Her role in guiding students towards research excellence is also noteworthy, with her mentees winning the Best Paper and Presentation Award at a National Workshop jointly organized by NSS–Anna University and IIT Madras. Beyond academics and social work, she has displayed her versatility by excelling in sports, securing the Runner-Up position in Ball Badminton for two consecutive years at YMCA College of Physical Education. These honors highlight her multidimensional contributions to academia, research, student development, and community engagement.

Author Metrics

  • Total Citations: 312

  • h-index: 7

  • i10-index: 6

Publications Top Notes

1. Green corrosion inhibitors: an overview
Citations: 119 | Year: 2011

2. Facilitated transport of cationic dyes through a supported liquid membrane with D2EHPA as carrier
Citations: 50 | Year: 2009

3. Green synthesis and characterization of zinc nanoparticles using Andrographis paniculata leaf extract
Citations: 36 | Year: 2016

4. Synthesis and characterization of copper nanoparticles using leaf extract of Andrographis paniculata and their antimicrobial activities
Citations: 31 | Year: 2016

5. Inhibitive action of malachite green–Zn²⁺ system
Citations: 26 | Year: 2012

Conclusion

Dr. Nallamohamed Hajarabeevi’s career exemplifies a rare blend of academic leadership, research excellence, and societal engagement. With a strong foundation in Environmental Chemistry, she has built a distinguished academic journey spanning teaching, research, administration, and community service. As Professor and Head of the Department of Chemistry at B.S. Abdur Rahman Crescent Institute of Science and Technology, she has played a pivotal role in shaping curricula, mentoring young scholars, and driving research in emerging areas such as nanochemistry, corrosion studies, and energy storage materials.

Her contributions extend beyond classrooms and laboratories, as reflected in her active involvement in the National Service Scheme, where she inspired students to blend social responsibility with academic growth. The recognition she has received at institutional, university, and state levels underscores her impactful leadership. Equally, her ability to balance professional commitments with co-curricular achievements in sports and staff activities highlights her versatile personality. Through her dedication to research, innovation and societal development, Dr. Nallamohamed Hajarabeevi continues to inspire colleagues, students and communities alike. Her journey reflects a holistic vision of education—where teaching, research, and service converge to create meaningful impact. She stands as a role model for academic excellence, ethical leadership, and lifelong commitment to knowledge and social betterment.

Jean Duplex Wansi | Phytochemistry | Best Researcher Award

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Prof. Dr. Jean Duplex Wansi | Phytochemistry | Best Researcher Award

Professor at University of Douala, Faculty of Science, Department of Chemistry, BP 24157 Douala, Cameroon.

Prof. Dr. Jean Duplex Wansi is a renowned Cameroonian chemist specializing in natural products chemistry. He currently serves as Full Professor at the Faculty of Sciences, University of Douala, Cameroon, where he has been a faculty member since 2000. His career has been marked by a deep commitment to the exploration and development of bioactive compounds from African flora, with notable contributions to anti-infective, anticancer, and antimalarial drug discovery. Over the years, Prof. Wansi has forged strong international collaborations, particularly with European institutions, contributing to cutting-edge research on structure elucidation and biological evaluation of secondary metabolites. He is a highly respected figure in scientific communities across Africa and Europe, with numerous fellowships and invited professorships that underscore his global impact. As a mentor, he has supervised numerous Ph.D. and postdoctoral researchers and actively participates in regional capacity-building through his involvement in graduate schools and scientific networks. His leadership in major research projects supported by prestigious agencies like DAAD, AvH, Marie Curie, and TWAS reflects his excellence in research and dedication to the advancement of African traditional medicine. Prof. Wansi’s academic and professional journey embodies the fusion of rigorous science with cultural knowledge, positioning him as a key figure in natural product-based drug development in Africa.

📝Publication Profile

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🎓Education

Prof. Wansi holds a distinguished academic background in natural products chemistry. He earned his Habilitation to Supervise Research (HDR) in Pharmacognosy on 2 October 2009 under the supervision of Prof. F. Tillequin at Paris Descartes University, France. His earlier doctoral training includes a State Doctorate (awarded 29 December 2005) and a Ph.D. (doctorate of speciality” (3rd cycle)) (awarded 23 June 2000), both completed under Prof. J. Wandji at the University of Yaoundé I, Cameroon. His foundational studies include a Master’s degree (M.Sc.) in Chemistry awarded on 30 June 1995, and a Bachelor’s degree (B.Sc.) in Chemistry received on 30 June 1993, both from the University of Yaoundé I. This rigorous academic training laid the groundwork for his advanced work in natural product chemistry, emphasizing structure elucidation and biological activity studies. Through these degrees, Prof. Wansi developed an enduring passion for discovering bioactive molecules from African medicinal plants, a field in which he now excels as an international expert. His formal education bridges both Francophone African institutions and European research traditions, contributing to his interdisciplinary and collaborative research style.

💼Professional Experience

Prof. Dr. Jean Duplex Wansi has over two decades of academic and research experience in chemistry. He has served as Full Professor of Natural Products Chemistry at the University of Douala since 28 December 2016. Prior to this, he was Associate Professor from 30 May 2009 to 27 December 2016, and Assistant Professor from 30 September 2004 to 29 May 2009, at the same institution. His initial academic position was Assistant Lecturer from 20 September 2000 to 29 September 2004. Throughout his tenure, he has contributed significantly to both teaching and research, guiding numerous students at undergraduate, Master’s, and PhD levels. His responsibilities include mentorship of postdoctoral researchers, development of advanced curricula in spectroscopy and chromatography, and supervision of doctoral dissertations. His academic appointments reflect a progressive career trajectory built on scholarly excellence, teaching dedication, and impactful research. His growing leadership responsibilities have also been evident in organizing international conferences and participating in scientific committees. As a scholar with a global network, Prof. Wansi has cultivated strong ties with institutions across Europe and Africa, leveraging these collaborations to foster innovation in natural product-based drug development.

🔬Research Interest

Prof. Wansi’s research centers on the chemistry of natural products, with a specific emphasis on the discovery of bioactive compounds from African medicinal plants. His key areas of focus include anti-infective, anticancer, and antimalarial drug discovery, aiming to identify new therapeutic agents derived from natural sources. He is also actively involved in the valorization of African traditional medicine, exploring ethnobotanical knowledge to guide phytochemical investigations. His work contributes to the development of improved herbal medicines, prioritizing efficacy, safety, and sustainable sourcing. Additionally, Prof. Wansi investigates semisynthetic modifications of natural products to enhance bioactivity and reduce toxicity. His multidisciplinary approach integrates ethnopharmacology, medicinal chemistry, and pharmacognosy, making his research highly translational. Through extensive collaborations and field expeditions, he has built an impressive library of plant-derived compounds and participated in projects aimed at validating traditional remedies through rigorous scientific testing. His research not only contributes to scientific literature but also supports healthcare innovation in resource-limited settings. Prof. Wansi’s work is a critical bridge between traditional knowledge systems and modern pharmacological discovery.

🧠Research Skills

Prof. Wansi possesses a highly developed skill set in natural product isolation, structure elucidation, and bioassays. He is proficient in advanced chromatographic techniques (TLC, HPLC, GC) and spectroscopic methods (NMR, MS, IR, UV-Vis) for chemical analysis and compound identification. He is skilled in structure elucidation using both one-dimensional and two-dimensional NMR spectroscopy and is experienced in semisynthetic derivatization of natural compounds to improve pharmacological properties. Prof. Wansi has also led numerous bioactivity screening campaigns, testing plant extracts and isolated compounds for antibacterial, antimalarial, anticancer, and enzyme-inhibitory effects. He excels in interdisciplinary project coordination, bridging fields such as pharmacology, microbiology, and chemistry to achieve holistic understanding and drug development outcomes. His collaborative work across laboratories in Germany, the UK, and Cameroon reflects his ability to work in both high-resource and field-based settings. Additionally, his role as an academic mentor underscores his ability to train others in these specialized techniques, ensuring knowledge transfer and capacity building. His analytical precision and research acumen make him a leading figure in tropical phytochemistry and medicinal plant research.

🏆Awards and Honors

Prof. Wansi has received numerous prestigious fellowships and academic distinctions recognizing his leadership in natural product research. In 2025, he undertook a renewed Humboldt research stay at Bielefeld University, following earlier fellowships in 2008–2010 and 2014, where he studied antimicrobial and anticancer agents from Cameroonian plants. His Marie Curie International Incoming Fellowship (2014–2016) at Liverpool John Moores University marked a high point in European recognition of his research on Fagara and Pierreodendron species. He was also awarded DAAD research fellowships in 2003, 2014, and 2019, and TWAS and AUF fellowships for research in Pakistan and France, respectively. These honors reflect his international standing and the high impact of his research. His Invited Professorship at Bielefeld University (2022–2023) focused on advanced spectroscopy of rainforest-derived drugs. Prof. Wansi has also played leading roles in projects funded by the Alexander von Humboldt Foundation, the Royal Society of Chemistry, and IFS, showcasing his continued excellence in securing competitive research grants. His accolades affirm his scientific influence and the global relevance of his work in natural product-based drug discovery.

📈Author Metrics

  • Total Citations: 1,717

  • Citations by Documents: 1,282

  • Total Publications (Documents): 115

  • h-index: 23

📌Publications Top Notes

1. Title: Highly oxygenated antiplasmodial and non-hemolytic Δ⁷,⁹(¹¹) stigmastane-type steroids from the twigs of Vernonia amygdalina Delile
Authors: Happi, G. M., Sikam, K. G., Dietl, A., Reinhardt, J. K., Dzouemo, L. C., Konfor, S. M., Rakhmanov, M., Wansi, J. D., & Teufel, R.
Journal: Phytochemistry Reviews
Year: 2025

2. Title: A new 30-norfriedelane triterpenoid from Caloncoba lophocarpa (Oliv.) Gilg. (Achariaceae)
Authors: Tcheuko, A. S., Hodjie, B. S. F., Tcho, A. T., Nsangou, M. F., Essoung, F. R. E., Isyaka, M. S., Mas-Claret, E., Langat, M. K., Wansi, J. D., & Kamdem, A. F. W.
Journal: Natural Product Research
Year: 2025

3. Title: Anti-biofilm and anti-quorum sensing activities of extract, fractions and compounds from the leaves of Cassia alata L. against yeast pathogens
Authors: Dzoyem, J. P., Fotso, S. C., Wansi, J. D., Tabenkoueng, B., Tsopgni, W. D. T., Toze, F. A. A., & McGaw, L. J.
Journal: Phytomedicine Plus
Year: 2024

4. Title: Phytochemical profiling, estimation of total phenolic content and in vitro antioxidant, anti-inflammatory activity of leaf extracts of Tabernaemontana inconspicua Stapf
Authors: Ngah, L., Malolo, F. A. E., Nyobe, C. N., Nko’o, H. J., Tsopgni, W. D. T., Loe, G. E., Wansi, J. D., Waffo, A. K., Ndom, J. C., & Mpondo, E. M.
Journal: Cameroon Journal of Experimental Biology
Year: 2024

5. Title: Bioassay-directed isolation of antiplasmodial alkaloids from the dry seeds of Piper guineense Schumach. & Thonn. (Piperaceae) and their cytotoxicity
Authors: Yimtchui, M. T., Happi, G. M., Dzouemo, L. C., Sikam, K. G., Keuteu, P. L., & Wansi, J. D.
Journal: South African Journal of Botany
Year: 2024

6. Title: Antiplasmodial specialised compounds from the leaves of Guarea glomerulata Harms (Meliaceae)
Authors: Happi, G. M., Tcho, A. T., Sikam, K. G., Kemayou, G. P. M., Kamegne, J. P., Dzouemo, L. C., & Wansi, J. D.
Journal: Natural Product Research
Year: 2024

7. Title: Cytotoxic clerodane diterpenoids from the roots of Casearia barteri Mast.
Authors: Tabekoueng, G. B., Fozing, F. A. F., Mas-Claret, E., Langat, M. K., Frese, M., Bissoue, A. N., Wansi, J. D., Waffo, A. F. K., Sewald, N., & Lenta, B. N.
Journal: RSC Advances
Year: 2024

8. Title: Specialized compounds of four Cameroonian spices: Isolation, characterization, and in silico evaluation as prospective SARS-CoV-2 inhibitors
Authors: Happi, G. M., Sikam, K. G., Ibrahim, M. A. A., Dzouemo, L. C., Kemayou, G. P. M., Keuteu, P. L., Sidhom, P. A., Sayed, S. R. M., Hegazy, M.-E. F., & Wansi, J. D.
Journal: Open Chemistry
Year: 2024

9. Title: Chemical constituents of Citrus grandsis (L.) Osbeck (Rutaceae) and their α-glucosidase inhibitory activity
Authors: Ngolong, R. L. B., Tabekoueng, G. B., Happi, G. M., & Wansi, J. D.
Journal: Natural Resources for Human Health
Year: 2024

10. Title: Synthesis, antimicrobial properties and in silico evaluation of coumarin derivatives mediated by 1,4-dibromobutane
Authors: Tiakouang, E. N., Ewonkem, M. B., Moto, J. O., Adjieufack, A. I., Deussom, P. M., Mbock, M. A., Ngeufa, E. H., Toze, A. F. A., & Wansi, J. D.
Journal: Journal of Biomolecular Structure and Dynamics
Year: 2024

🧾Conclusion

Prof. Dr. Jean Duplex Wansi stands out as a leading figure in the field of natural products chemistry, with over two decades of research and teaching experience. His academic journey from Cameroon to prestigious European institutions has positioned him as a global advocate for the scientific exploration of African medicinal plants. Through a fusion of traditional knowledge and modern chemical techniques, he has discovered and characterized numerous bioactive compounds with therapeutic potential. His dedication to mentorship, institutional capacity building, and collaborative science has fostered a vibrant research culture in Cameroon and across West Africa. With multiple international fellowships, research awards, and invited lectures to his name, Prof. Wansi has contributed significantly to drug discovery, especially in the fight against infections, cancer, and parasitic diseases. His leadership in interdisciplinary research projects and active participation in scientific networks highlight his role as a catalyst for innovation in Africa’s pharmaceutical sciences. As a committed educator and mentor, he continues to train the next generation of chemists and contribute to sustainable health solutions rooted in natural resources. His career is a testament to the power of collaboration, cultural valorization, and scientific rigor.