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Prof. Stéphanie D. LAMBERT
Department of Chemical Engineering (DCE) of the University of Liege-Belgium
1. Conference : « The rules of Advanced Oxidation Processes for the degradation of micropollutants in waste waters».
Stéphanie D. LAMBERT is a Professor in the Department of Chemical Engineering (DCE) of the University of Liege (Belgium) since 2009. She develops heterogeneous catalysts for sustainable chemistry (tars reforming, treatments of chlorinated compounds, photocatalysis...),
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and from 2016, she works for the synthesis and characterization of hybrid biomaterials for bone regeneration and the controlled release of biopharmaceutical compounds. SL has published over 127 publications, 20 book chapters, holds 1 patent and has an h‐index of 31. She also received 25 Invited lectures.

Prof. Chedly TIZAOUI
Department of Chemical Engineering, Faculty of Science and Engineering, Bay Campus, Swansea University, Swansea SA1 8EN, United Kingdom
2. Conference: « Per- and Polyfluoroalkyl Substances (PFAS) in Water: Challenges, Innovations, and the Path Forward»
Chedly TIZAOUI is a Professor in the Department of Chemical Engineering and he leads the Water and Resources Recovery Research (WR3) Lab at the Faculty of Science and Engineering, Swansea University, United Kingdom. Tizaoui holds a Chemical Engineering degree from the National School of Engineering Gabes (ENIG) Tunisia, an MSc from France, and a PhD from the UK.
His research focuses on water and resources recovery. He applies advanced oxidation and separation processes to address challenging issues related to water and resources including the removal of micropollutants and valorisation of waste and natural products. Tizaoui is passionate about developing innovative technologies that can improve the quality of our water and the environment while reducing the impacts of waste. He is Fellow of the UK Institution of Chemical Engineers (FIChemE), and is a Fellow of the UK Higher Education Academy (FHEA). Tizaoui has extensively published peer-reviewed scientific articles in leading water, environmental, and chemical engineering research journals, book chapters, and conferences, and authored numerous professional reports. His research has been supported by grants from various sources including research councils (e.g. EPSRC, BBSRC, the EU), industry, and government funding. Tizaoui is Editor-in-Chief of the journal Ozone: Science and Engineering (Taylor and Francis), Associate Editor-in-Chief of the Euro-Mediterranean Journal for Environmental Integration (Springer Nature), Editor of the journal Water (MDPI), and is member of the Editorial Board of several other research journals.
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Prof. Ramzi MAALEJ
University Of Sfax
3. Conference: « Advances in Two-Dimensional Material Sensors: Dimensional Tuning for Enhanced Medical and Environmental Applications»
Ramzi Maalej has received the MS degree in Physics from the University of Sfax in 1995, and PhD in Quantum Physics from University of Tunis El Manar in 2001 and Habilitation HDR in 2007. He is presently full professor of Physics at the University of Sfax in Tunisia.
He is leading the research group “Photonic and Advanced Materials”. His Current research interests include theoretical and experimental studies of nanomaterials for emerging applications as optical sensors, nanobiosensors, fluorescent nano powders for fingerprint detection anti-counterfeiting technology. He co-authored more than 95 peer reviewed scientific journals. He supervised 19 PhD students. He is actually principal investigator of many multidisciplinary funded national and international projects. He is the chair of three editions of the international conference on engineering sciences in biology and medicine ESBM. He is associate editor of IEEE transactions on Nanobiosciences Journal, National contact point of the Nanosciences African Network and member of the Arab Society of Forensic Sciences and Forensic Medicine. He is co-founder and CTO of the Startup Fluoink Nanotechnologies from October 2022.
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Prof. Radhouane CHTOUROU
Research and technology center of energy (CRTEn).
Techno Parc Borj Cedria
Techno Parc Borj Cedria
4. Conference: «Turning Wastewater into Clean Energy: The Future of Green Hydrogen»
Born on October 16, 1959, in Sfax, Tunisia, Professor Radhouane Chtourou has pursued a distinguished career in scientific research and higher education, with major contributions in nanomaterials and renewable energy systems. He is currently a senior researcher at the Laboratory of Nanomaterials and Systems for Renewable Energies at the Center for Research and Energy Technologies (CRTEn).
From 2019 to April 2023, he served as the General Director of CRTEn at the Borj Cedria Technopark.
Between 2012 and 2014, he was advisor to the Ministry of Higher Education and Scientific Research, focusing on research affairs. In 2015, he founded the Laboratory of Nanomaterials and Systems for Renewable Energies. From 2003 to 2012, he was a researcher at the Photovoltaics Laboratory, and earlier, an associate professor at the Medjez-El-Bab Engineering School (1988–2003). He earned a PhD in Physics in 1996, achieved his university habilitation in 2002, and became a full professor of physics in 2009. His research expertise includes optical and vibrational properties of III-V heterostructure semiconductors. He is highly skilled in optical spectroscopy techniques such as photoluminescence, Raman, UV-Vis, FTIR, and ellipsometry. Professor Chtourou master’s nanomaterials synthesis via sol-gel, spin coating, electrodeposition, and physical vapor deposition. He also specializes in graphene synthesis by chemical vapor deposition for electronics and sensor applications. His work extends to fuel cells and hydrogen production through water electrolysis. He has advanced electrochemical photoinduced spectroscopy for material characterization. He has mentored over 120 PhD students and reviewed manuscripts for prestigious journals, including Elsevier.
As a research director, he has supervised over 50 completed PhD theses and currently oversees five ongoing ones and guided 60 master’s dissertations. His scientific output includes over 265 publications, two national patents, and participation in 250+ international conferences. His projects include ETRERA (2010–2014) and ETRERA_2020 (2013–2016), funded by the EU under FP7. He led the PRF project (2019–2022) on aramid fibers reinforced with carbon nanotubes for bulletproof vests. His continuous commitment to research and innovation has significantly impacted the fields of nanomaterials and renewable energy systems.
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Prof. Hanene BACCOUR AKROUT
Laboratory of wastewaters and environment (LabEaue)
Centre of water researches and technologies (CERTE), Tunisia.
Centre of water researches and technologies (CERTE), Tunisia.
5. Conference « Electrochemical treatment as a driver for water circularity».
Prof. Hanene Baccour Akrout is a full professor in inorganic chemistry and electrochemistry applied to wastewater treatment. She is currently director of the laboratory of wastewaters and environment (LabEaue) at the Centre of water researches and technologies (CERTE) in Tunisia.
She holds a PhD in electrochemistry and process engineering (IINPG Grenoble, France) and Chemistry (Tunis el Manar, Borj Cedria) and habilitation in 2007 (Chemistry).She conducts research in the fields of corrosion, adsorption, advanced oxidation processes, nanomaterials and electrodes, with particular expertise in sustainable wastewater management and clean production. She has published over 60 scientific articles and has contributed to, and led, valorization projects (PNRI,PRF,..) and European ones such as InTheMED, sustain coast ,CBWRMED, FP4Batiw...and recently Matrix aimed at improving the sustainable management of unconventional water resources in the Mediterranean targeting specific industrial and agricultural sectors, she has filed two national patens. Professor Akrout is also involved in training and experience-sharing initiatives, notably within the REACT association.
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Prof. Salah JELLALI
Sultan Qaboos University (SQU), Oman.
6. Conference « Recent developments on biochars use for nutrients recovery from wastewater ».
Prof. Salah JELLALI is currently holds the position of senior researcher in Water & Environmental Engineering at Sultan Qaboos University (SQU), Oman.
His primary research focus revolves around local management and governance of solid and liquid wastes within the framework of circular economy and sustainability. A key area of his expertise involves the conversion of organic biomasses into high-value products such as biochars through pyrolysis process. Prof. JELLALI has coordinated and participated in various national and international projects centered on the reuse of biochars as efficient adsorbents for wastewater treatment and/or as biofertilizers in agriculture.
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Prof. Abdelwaheb CHATTI
Laboratoire de Biochimie et Biologie Moléculaire, Faculté des Sciences de Bizerte,Université de Carthage, Tunisia.
7. Conference « Acoustic Stimulation as a Tool to Enhance Bioremediation: Evidence, Mechanisms, and Perspectives».
Prof. Abdelwaheb Chatti is a Full Professor at Carthage University (Tunisia), specializing in Environmental Biochemistry, Microbiology and Biotechnology. His research focuses on bioremediation, microbial processes, and sustainable wastewater treatment.
He has published over 70 scientific articles and book chapters. Prof. Chatti is particularly known for his interdisciplinary work combining biochemistry, microbiology, nanotechnology, and green chemistry. His recent studies explore the innovative use of acoustic stimulation to enhance microbial degradation of pollutants, offering novel insights into sound-based environmental technologies.
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