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BAS - Institute of Electrochemistry and Energy Systems, Bulgaria.
Dr. Elitsa Petkucheva is a dedicated hydrogen enthusiast committed to advancing clean energy solutions. With a robust background in engineering and a profound understanding of hydrogen fuel cells, she actively collaborates with industry leaders, government officials, and academic researchers to promote hydrogen-based applications across various sectors, including power generation, transportation, and industrial processes.
Dr. Elitsa Petkucheva holds an Executive MBA in Energy Management from the Swiss School of Business and Management Geneva, Switzerland, which she completed between March 2022 and May 2024. She earned her Ph.D. in Electrochemistry from the Acad. E. Budevski Institute of Electrochemistry and Energy Systems (IEES) in Sofia, Bulgaria, where she conducted research from September 2013 to May 2018. Prior to that, she obtained an M.Sc. in Hydrogen Technologies from the University of Chemical Technology and Metallurgy (UCTM) in Sofia, Bulgaria, graduating in June 2013. Dr. Petkucheva also holds a B.Sc. in Biotechnologies from UCTM, which she completed between September 2007 and September 2011.
Dr. Elitsa Petkucheva is currently serving as a Chief Assistant in Research and Development at the Institute of Electrochemistry and Energy Systems (IEES) within the Bulgarian Academy of Sciences, a position she has held since July 2019. Prior to this role, she worked as a Research Assistant at IEES-BAS from September 2017 to July 2019. Additionally, she gained international research experience as a Research Associate at the Laboratory of Inorganic Synthesis and Catalysis (LSCI) at École Polytechnique Fédérale de Lausanne (EPFL) in Switzerland, where she was involved in advanced research from January 2016 to January 2017.
Hydrogen technologies
Electrocatalysis
Electrochemistry
Biotechnologies
Development of membrane electrode assemblies for PEM hydrogen systems
"Eurika" Foundation Honoree Diploma in the category "Young Inventor" (2021)
"Prof. Hristo Balarev" Award for prominent young scientist in the field of Inorganic Chemistry, Bulgarian Union of Chemists (November 2, 2020)
First Place in the category "Science and/or Technological Development" of the program "The Most Prominent Young People in Bulgaria 2020," part of the international movement Junior Chamber International (JCI) (May 6, 2020)
Acad. M. Drinov Prize 2020 for the best scientist (under 35 years) in the Bulgarian Academy of Sciences, in the category "Energy Resources and Energy Efficiency"
Zeno Karl Schindler Foundation Doctoral Exchange Grant (2016-2017)
An unconventional iron-nickel catalyst for the oxygen evolution reaction
F. Song, M. M. Busch, B. Lassalle-Kaiser, C. S. Hsu, E. Petkucheva, ...
ACS Central Science, 5(3), 558-568 (2019) – Citations: 363
Ebonex supported iridium as anode catalyst for PEM water electrolysis
E. Slavcheva, G. Borisov, E. Lefterova, E. Petkucheva, I. Boshnakova
International Journal of Hydrogen Energy, 40(35), 11356-11361 (2015) – Citations: 42
Gold-supported magnetron sputtered Ir thin films as OER catalysts for cost-efficient water electrolysis
E. Petkucheva, G. Borisov, E. Lefterova, J. Heiss, U. Schnakenberg, ...
International Journal of Hydrogen Energy, 43(35), 16905-16912 (2018) – Citations: 29
Highly KOH doped para-polybenzimidazole anion exchange membrane and its performance in Pt/TinO2n−1 catalyzed water electrolysis cell
H. Penchev, G. Borisov, E. Petkucheva, F. Ublekov, V. Sinigersky, I. Radev, ...
Materials Letters, 221, 128-130 (2018) – Citations: 13
Co-electrodeposition of iron and sulfur in aqueous and non-aqueous electrolytes
V. A. Majidzade, S. P. Mammadova, E. S. Petkucheva, E. P. Slavcheva, ...
Bulgarian Chemical Communications, 52, 73-78
Tor vergata university, Italy.
Riccardo Narducci is an Italian researcher currently holding a fixed-term research position (RTDb) at the Department of Industrial Engineering, University of Rome Tor Vergata. He obtained his National Scientific Qualification as Associate Professor in Chemical Foundations of Technologies (CHEM-06/A) on January 13, 2020. His research focuses on advanced materials for energy applications, particularly ion-conducting membranes for fuel cells.
Dr. Riccardo Narducci holds a Ph.D. in Chemical Sciences and Sciences des Matériaux, earned in 2014 through a double degree program between the University of Rome Tor Vergata and Aix-Marseille Université. His dissertation, titled "Ion Conducting Membranes for Fuel Cells," was awarded Cum Laude under the supervision of Prof. M.L. Di Vona and Prof. Philippe Knauth. Prior to his doctorate, he completed a Master’s degree in Chemistry at the University of Perugia in 2004, specializing in Inorganic and Material Chemistry, with a final grade of 108/110. His thesis focused on the "Effect of Acceptor-Donor Pair Adsorption on Surface Conductivity of Non-Stoichiometric Oxides." Dr. Narducci's academic journey began with a Technical Diploma in Industrial Chemistry from I.T.I.S. "L. Allievi" in Terni, where he graduated with the highest distinction (60/60) in 1998.
Dr. Riccardo Narducci is currently a Researcher (RTDb) (2022-2025) at the University of Rome Tor Vergata, Department of Industrial Engineering, where he is an active member of several research grant selection committees and a participant in the 2024 PACE project.
Previously, he served as a Research Fellow (2017-2022) at the same university, contributing to the HORIZON 2020 CREATE project focused on energy and hydrogen production. From 2016 to 2017, he was a Postdoctoral Fellow under the VINCI Grant, working on functionalized polymers for next-generation redox flow batteries.
Between 2010 and 2017, Dr. Narducci held the position of Research Associate, collaborating on various European and industrial projects, including LoLiPEM, MAESTRO, and HVAC systems research. In addition to his research activities, he has also served as a Contract Professor at the University of Rome Tor Vergata, Faculty of Engineering.
Energy Materials: Ion-conducting membranes for fuel cells and hydrogen production.
Polymeric and Composite Materials: Functionalized polymers and nanostructured materials.
Electrochemical Devices: Redox flow batteries and electrochemical energy conversion.
Environmental Technologies: Sustainable heating, ventilation, and air conditioning (HVAC) systems.
National Scientific Qualification for Associate Professor (2020).
VINCI Grant (2016) – Université Franco Italienne for postdoctoral research.
Several European Research Grants (FP7, HORIZON 2020).
Research funding from the University of Rome Tor Vergata.
One-Component Catalytic Electrodes from Metal–Organic Frameworks Covalently Linked to an Anion Exchange Ionomer
Molecules (2025-03-10)
DOI: 10.3390/molecules30061230
Contributors: Riccardo Narducci, Emanuela Sgreccia, Alessio Vincenzo Montella, Gianfranco Ercolani, Saulius Kaciulis, Suanto Syahputra, Emily Bloch, Luca Pasquini, Philippe Knauth, Maria Luisa Di Vona
Composite Membranes Based on Polyvinyl Alcohol and Lamellar Solids for Water Decontamination
New Journal of Chemistry (2024)
DOI: 10.1039/D3NJ04942F
Contributors: Maria Bastianini, Michele Sisani, Eziz Naryyev, Annarita Petracci, Irene Di Guida, Riccardo Narducci
Composite Anion Exchange Membranes Containing a Long-Side Chain Ionomer and Exfoliated Lamellar Double Hydroxides
Membranes (2024-12-20)
DOI: 10.3390/membranes14120275
Contributors: Riccardo Narducci, Suanto Syahputra, Maria Luisa Di Vona, Philippe Knauth, Luca Pasquini
Porous Polymers Based on PSU and PSU-TMA with Grafted Zirconium-Organic Moieties: Synthesis and Application for Removal of Arsenite and Arsenate Water Pollutants
Preprint (2024-11-20)
DOI: 10.20944/preprints202411.1539.v1
Contributors: Alessio Vincenzo Montella, Maria Bastianini, Michele Sisani, Emanuela Sgreccia, Maria Luisa Di Vona, Riccardo Narducci
Polyvinyl Alcohol Coatings Containing Lamellar Solids with Antimicrobial Activity
Physchem (2024-08-01)
DOI: 10.3390/physchem4030019
Contributors: Maria Bastianini, Michele Sisani, Raúl Escudero García, Irene Di Guida, Carla Russo, Donatella Pietrella, Riccardo Narducci
Shanghai University, China.
Huazhang Guo is a Research Associate at Shanghai University, specializing in the green, controllable preparation and application of carbon nanomaterial functional materials. With a strong background in nanomaterials and catalysis, she has made significant contributions to sustainable energy conversion and chemical production. Over the years, she has published 13 high-impact journal articles, including in Nature Communications, Advanced Functional Materials, and Materials Today. Her work has garnered 1834 citations with an H-index of 22, and she also serves as a guest editor for the journals Molecules and Nanomaterials.
Huazhang Guo pursued her Ph.D. in Materials Science at Shanghai University, where she specialized in the green and controllable preparation of carbon nanomaterial functional materials. Prior to that, she earned her Master’s degree in Nanomaterials from the same institution, focusing on advanced material synthesis and their applications in energy conversion and catalysis. She began her academic journey with a Bachelor’s degree in Chemistry, which laid the foundation for her expertise in material chemistry, nanotechnology, and sustainable materials. Her strong academic background has contributed significantly to her research in carbon-based functional materials and electrocatalysis.
Huazhang Guo is currently a Research Associate at Shanghai University, where she focuses on the green and controllable preparation of carbon nanomaterial functional materials. In addition to her research role, she serves as a Guest Editor for the journals Molecules and Nanomaterials, contributing her expertise to advancing scientific publications in nanotechnology and materials science.
She actively collaborates with leading universities and has co-authored research papers in prestigious journals such as Nature Communications, ACS Nano, Carbon, Applied Materials Today, and Molecules. Her work emphasizes electrocatalysis, sustainable material applications, and nanomaterial innovations.
Carbon Nanomaterials: Green and controllable synthesis for various applications
Electrocatalytic Reduction of CO₂ (ECO₂RR): Sustainable syngas production with tunable CO/H₂ ratios
Energy Conversion & Catalysis: Designing efficient and stable carbon-based catalysts for CO₂ utilization
Advanced Functional Materials: Exploring their role in sustainable chemistry
5 Highly Cited Papers (ESI Top Papers)
1834 Total Citations & H-index of 22
1 Authorized Chinese Invention Patent & 15 Patent Applications
Editorial Role in Molecules and Nanomaterials
Recent advances in amino-functionalized metal–organic frameworks for sustainable photocatalytic carbon dioxide reduction
Yaning Liu, Huazhang Guo, Zhonghua Sun, Jiye Zhang, Zhihui Zhang
Separation and Purification Technology, 2025
Cited by: 1
Harnessing graphene quantum dots for the selective and sensitive detection of dye contaminants
Yuping Xiong, Weitao Li, Luoman Zhang, Jiye Zhang, Liang Wang
Diamond and Related Materials, 2025
Optimizing the crystal structure and electrochemical properties of Na₄MnCr(PO₄)₃ by trace La doping
Keyi Sun, Yuxuan Liu, Wenbin Fei, Yulei Sui, Ling Wu
Applied Surface Science, 2025
Radiation-synthesis of covalent bonding heterojunctions for selective solar-driven CO₂ reduction
Weidong Hou, Huazhang Guo, Kang Wang, Ming Hong Wu, Liang Wang
Materials Today, 2025
Radiation-Synthesized Metal–Organic Frameworks with Ligand-Induced Lewis Pairs for Selective CO₂ Electroreduction
Wenhui Liu, Bijun Tang, Kai Huang, Zhendong Lei, Liang Wang
Small, 2024
Cited by: 7
University of Agriculture in Krakow, Poland.
Michal Hajos is a skilled academic and researcher currently working at the University of Agriculture in Krakow, Poland. With a strong foundation in metallurgy and extensive experience in industrial research, Hajos has dedicated his career to exploring innovative solutions in material science, combustion processes, and plant-based material research. He has worked on numerous industrial and academic projects, contributing significantly to both the research and development sectors. His research interests include the study of combustion and drying processes and the exploration of green methods for nanoparticle production.
Dr. Michał Hajos holds a PhD in Metallurgy from AGH University in Krakow (2008–2014), with a dissertation on "Physicochemical parameters of the electrochemical process for the production of zinc oxide nanoparticles." He also earned a Master of Science in Metallurgy from the same institution (2002–2008), where his thesis focused on binders in molding sands. Additionally, he completed his Environmental Protection Technician qualification at Zespół Szkół Chemicznych in Krakow (1995–2000), researching the use of industrial waste as alternative fuels in the cement industry.
Dr. Michał Hajos is currently an Assistant at the University of Agriculture in Krakow (2022–present), focusing on research and teaching in mechanical engineering and agrophysics, with expertise in material science and thermodynamics. He served as Head of Executive at CBR Rock Master (2021–2022), overseeing R&D, production planning, and product certification. Prior to that, he was a Laboratory Analyst (2019–2021) at the same company, specializing in designing and testing prototypes for height safety systems. Dr. Hajos also worked as a Process Engineer at NYCZ Intertrade (2016–2018), leading nickel recovery processes from galvanic waste. Earlier, he contributed as a Research Assistant and Lecturer at AGH University of Science and Technology (2012–2015), designing measurement stands and conducting research for shale gas extraction projects.
Dr. Michał Hajos focuses on the study of combustion and drying processes 🔥💧, aiming to optimize energy efficiency and material properties.
Physico-Chemical Properties of Plant-Based Materials 🌿
He investigates the physico-chemical properties of plant-based materials, exploring sustainable alternatives for various industrial applications.
Green Nanoparticle Production 🌱🔬
A significant aspect of his research is the development of green methods for nanoparticle production, striving to create eco-friendly technologies for the future.
Third Degree Award in the "Technician 2000" competition (2000)
For his thesis on alternative fuels for the cement industry.
Patent in Nickel Recovery Process (2014)
Involved in the patenting process for the method of manufacturing molds and cores in smelting technologies.
Multiple Conference Contributions (2008–2013)
Organized and participated in various national and international conferences, contributing to both research dissemination and academic development.
Size Distribution of Zinc Oxide Nanoparticles Depending on the Temperature of Electrochemical Synthesis
Hajos, M., Starowicz, M., Brzychczyk, B., Basista, G., Francik, S.
Materials, 2025, 18(2), 458
Focus: This study investigates how the temperature during electrochemical synthesis affects the size distribution of zinc oxide nanoparticles.
Prediction of Brake Pad Wear of Trucks Transporting Oversize Loads Based on the Number of Drivers’ Braking and the Load Level of the Trucks—Multiple Regression Models
Basista, G., Hajos, M., Francik, S., Pedryc, N.
Applied Sciences (Switzerland), 2024, 14(13), 5408
Focus: This article uses multiple regression models to predict brake pad wear in trucks transporting oversize loads.
Citations: 1
Modeling the Drying Process of Onion Slices Using Artificial Neural Networks
Francik, S., Łapczyńska-Kordon, B., Hajos, M., Zawiślak, A., Francik, R.
Energies, 2024, 17(13), 3199
Focus: The study explores the application of artificial neural networks to model the drying process of onion slices.
Cohesion and Adhesion Properties of Modified Water Glass with Colloidal Solutions of ZnO
Smyksy, K., Kmita, A., Hutera, B., Hajos, M., Starowicz, M.
Metalurgija, 2014, 53(4), pp. 459–462
Focus: The article discusses the cohesion and adhesion properties of modified water glass combined with colloidal solutions of zinc oxide.
Citations: 5
Morphology and Structure of ZnO Nanoparticles Produced by Electrochemical Method
Stypuła, B., Kmita, A., Hajos, M.
Medziagotyra, 2014, 20(1), pp. 3–9
Focus: This paper examines the morphology and structure of zinc oxide nanoparticles produced through an electrochemical method.
Anhui Science and Technology University, China.
Yu Guo is an Associate Professor at Anhui Science and Technology University. His research focuses on regulating and controlling the chemical and microstructural properties of material surfaces to enhance photocatalytic performance and mass transfer in advanced materials such as quartz, TiO₂, ZrO₂, and SiC. With over 80 publications, 147 patent applications, and multiple technological awards, Yu Guo has made significant contributions to materials chemical engineering. He actively collaborates with the State Key Laboratory of Advanced Technology for Float Glass and leads several consultancy and industry projects.
Yu Guo holds advanced degrees in materials chemical engineering, specializing in surface chemistry and microstructure regulation. His academic background has equipped him with expertise in designing high-performance materials for various industrial and environmental applications.
Yu Guo has over a decade of experience in materials chemical engineering research. He has led and contributed to three completed and ongoing research projects, collaborated with state-of-the-art laboratories, and published extensively in high-impact journals. His industry involvement includes 14 consultancy projects focused on technological innovation and materials development.
Yu Guo’s research interests revolve around:
Enhancing photocatalytic performance in advanced materials.
Modifying chemical structures and microstructures of surfaces for better mass transfer.
Developing innovative materials including quartz, TiO₂, ZrO₂, and SiC.
Collaborating with industry to translate scientific research into practical applications.
Recipient of 2 prestigious scientific and technological awards.
Recognized for outstanding innovation and contributions to the field of materials chemical engineering.
Facile synthesis of super-microporous mesoporous MgO-ZrO₂ composites and their adsorption properties for CO₂ – Chemical Physics, 2024, Vol. 583, Article 112319. Cited by 1.
Deoxidation regulation of SiC surface and its effect on enhancing photocatalytic performance – Applied Surface Science, 2023, Vol. 609, Article 155181. Cited by 3.
Facile synthesis of mesoporous zirconia nanocrystals in acid/base-free conditions – Materials Science and Technology (United Kingdom), 2023, Vol. 39(1), pp. 62–69.
Sulfonyl radical-induced regioselective cyclization of 3-aza-1,5-enynes with sulfonyl chlorides to produce 1,2-dihydropyridines by copper catalysis – New Journal of Chemistry, 2021, Vol. 45(25), pp. 11030–11034. Cited by 6.
Regioselective, copper(I)-catalyzed, tandem sulfonylation-cyclization of 1,5-dienes with sulfonyl chlorides – Organic Chemistry Frontiers, 2021, Vol. 8(12), pp. 3123–3127.