Andreas Giannakas | Nanotechnology | Research Excellence Award

Dr. Andreas Giannakas | Nanotechnology | Research Excellence Award

Researcher in University of Patras, Greece

Dr. Andreas Giannakas holds a Ph.D. focused on the composition, characterization, and innovative properties of polymer–clay nanocomposite materials, along with a postgraduate specialization in Industrial Chemistry and Environment, where his research examined the absorption of heavy metal cations using layered clays. He earned a Bachelor of Science in Chemistry with a thesis on ethylene polymerization and possesses excellent English proficiency and strong computer skills, including certified expertise in office and internet applications. His early experience includes an internship as a chemist assistant in a biochemical laboratory and active participation in multiple European-funded research projects on inorganic porous materials, nanocomposites, and pollutant control in food systems. He has contributed to academic teaching in industrial chemistry laboratories and served as a chemical analyst during military service, specializing in mineral oil analysis for vehicles and aircraft. Professionally, he has worked as a Quality Control and Chemistry Manager in the salt industry, applying ISO and HACCP standards at an industrial scale. His technical expertise includes advanced operation of atomic spectrometry instruments, chromatographic systems, and analytical tools for material characterization and waste management. He has extensive experience in adsorption studies, polymer nanocomposites, and environmental chemistry applications. Dr. Giannakas has actively participated in international conferences and presented research on nanocomposite materials, focusing on their structure, synthesis, and thermal properties. His work highlights the development of advanced polymer-based materials with improved mechanical and functional characteristics.

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Dr. Ali Altuntepe | Hydrogen Energy | Best Researcher Award

Dr. Ali Altuntepe | Hydrogen Energy | Best Researcher Award

Sivas of Science and Technology university, Turkey.

Dr. Ali Altuntepe is a Turkish researcher and materials scientist specializing in experimental condensed matter physics, thin film technology, and two-dimensional materials. With a Ph.D. in Mechanical Engineering, his work focuses on hydrogen storage, graphene synthesis, and solar cell enhancement. He is passionate about integrating nanomaterials in renewable energy applications and continues to contribute significantly to the scientific community through numerous high-impact publications and collaborative projects.

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🎓 Education

Dr. Ali Altuntepe has pursued his entire academic journey in Mechanical Engineering at Niğde Ömer Halisdemir University, where he demonstrated a consistent dedication to advanced research in materials science and energy systems. He recently completed his Ph.D. in Mechanical Engineering (2019–2024) with an outstanding GPA of 9.74/10.00. His doctoral thesis focused on the "Investigation of Hydrogen Storage Potential of Two-Dimensional Materials, Metal Hydrides, and Their Compositions," reflecting his deep engagement with sustainable and cutting-edge energy technologies. Prior to this, he earned his Master’s degree in Mechanical Engineering (2017–2019), achieving a GPA of 90.09/100, with a thesis centered on the "Synthesis of Doped and Pristine Graphene." His academic foundation was laid with a Bachelor's degree in the same field (2012–2017), where he graduated with a GPA of 3.35/4.00. Throughout his academic career, Dr. Altuntepe has cultivated expertise in nanomaterials, hydrogen storage systems, and graphene synthesis, positioning him as a strong contributor to both academic and applied research in clean energy and material innovation.

🧑‍🏫 Experience

Dr. Altuntepe has extensive experience in thin film synthesis and characterization. His work includes growing doped and pristine graphene, investigating 2D materials like MoS₂, WS₂, LiH, and NaH, and applying these materials in PEM fuel cells and solar cells. He has presented at international conferences and co-authored a book chapter on sustainable materials in solar technology.

🔬 Research Interests

Graphene and TMDs (MoS₂, WS₂) synthesis

Hydrogen storage materials

Solar cell enhancement using 2D materials

Thin film deposition techniques (CVD, PVD, E-beam)

Materials characterization (XRD, SEM, Raman, XPS, etc.)

Transparent conductive oxides (TCOs)

Integration of nanomaterials into composite and optoelectronic systems

🏆 Awards & Achievements

Co-authorship in a prestigious Elsevier publication:
Sustainable Materials Solutions for Solar Energy Technologies (2021)

Oral presentations at international conferences including ICSM and MSNG

High citation record with over 20 peer-reviewed journal articles

📚 Selected Publications

☀️ Advanced Solar Cell Materials

1. Boron Doped Graphene and MoS₂-Based Ultra-Thin Schottky Junction Solar Cell

Journal: Optical Materials (May 2025)
DOI: 10.1016/j.optmat.2025.116828
Highlights:

Integrates boron-doped graphene with MoS₂ to form an ultra-thin Schottky junction.

Aims to enhance charge transport and light absorption.

Promising for lightweight and high-efficiency PV applications.

2. Nitrogen Doped Single Layer Graphene for CZTS-Based Thin Film Solar Cells

Journal: Optical Materials (2024)
DOI: 10.1016/j.optmat.2024.115167
Highlights:

Uses nitrogen doping to tune electronic properties of graphene.

Applied in CZTS (Copper Zinc Tin Sulfide) solar cells — known for being earth-abundant and non-toxic.


💨 Hydrogen Storage and Fuel Cells

3. Optimizing Hydrogen Storage and Fuel Cell Performance Using Carbon-Based Materials

Journal: Hydrogen (March 2025)
DOI: 10.3390/hydrogen6020022
Highlights:

Studies effects of surface area and pressure on carbon-based hydrogen storage.

Bridges material design with real-world performance in fuel cells.

4. Hydrogen Storage Capacity of Two-Dimensional MoS₂

Journal: International Journal of Hydrogen Energy (2024)
DOI: 10.1016/j.ijhydene.2023.12.120
Highlights:

Focus on MoS₂ for reversible hydrogen storage.

Explores adsorption behavior on 2D surfaces.

5. Investigating Surface Area and Hydrogen Pressure Effects on LiH and NaH

Journal: Journal of Solid State Chemistry (2024)
DOI: 10.1016/j.jssc.2023.124483
Highlights:

Dives into metal hydrides (LiH and NaH).

Correlates structural properties with storage performance under different pressures.

 

 

Dr. Hassan Ahmed Ibrahim Mohammed | Chemical Engineering | Best Researcher Award

Dr. Hassan Ahmed Ibrahim Mohammed | Chemical Engineering | Best Researcher Award

Qingdao Institute of Bioenergy and Bioprocess Technology, Chinese Academy of Sciences, China.

Dr. Hassan Ahmed is a postdoctoral researcher at the Qingdao Institute of Bioenergy and Bioprocess Technology, affiliated with the Chinese Academy of Sciences (CAS). With a strong academic background in chemical engineering, he specializes in polymer chemistry, asymmetric catalysis, and biodegradable materials. His expertise spans both industrial and academic settings, where he has successfully led and collaborated on numerous research projects. Dr. Ahmed is proficient in advanced analytical techniques, including NMR, HPLC, GPC, DSC, and MS, and is dedicated to developing sustainable materials for biomedical and industrial applications.

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Education 🎓

Dr. Hassan Ahmed earned his Ph.D. in Chemical Engineering from the University of Chinese Academy of Sciences (UCAS), China (2021-2024), a globally recognized institution ranked #62 in QS World Rankings 2024 and #1 in the Nature Index 2020 for research excellence. Prior to this, he completed his M.Sc. in Chemical Engineering at Tianjin University, China (2019-2021), which is ranked #28 globally for chemical engineering in 2024. His academic journey began with a B.Sc. in Chemical Engineering from Kordofan University, Sudan (2011-2016), where he specialized in agriculture, environmental sciences, and engineering. This strong educational foundation has equipped him with extensive expertise in polymer chemistry, catalysis, and sustainable materials.

Experience 🏆

Dr. Hassan Ahmed is currently a Postdoctoral Researcher at the Qingdao Institute of Bioenergy and Bioprocess Technology, CAS, China (2024-Present), where he mentors graduate students and leads cutting-edge projects on biodegradable polymers and stereoregular polymer synthesis for biomedical applications. Prior to this, he pursued his Ph.D. (2021-2024) at the same institute under UCAS, specializing in organic chemistry, polymer synthesis, and asymmetric catalysis design, while gaining expertise in advanced analytical techniques such as NMR, MALDI-TOF, DSC, XRD, and TGA.

Before his academic research career, Dr. Ahmed worked in the industrial sector as a Process Engineer at Al Assad for Billet Manufacturing, Sudan (2018-2019), where he managed steel production, quality control, and furnace operations. He also served as a Shift Engineer at Al Assad’s Limestone Plant (2018), supervising production teams and optimizing equipment performance. His combined experience in research and industry allows him to bridge scientific innovation with practical applications in chemical engineering and materials science.

Research Interests 🔬

Carbon Functional Materials – Development of biodegradable polymers with high stereoregularity.
Asymmetric Catalysis – Design of highly selective catalysts for polymerization.
Biomedical Polymers – Synthesis of drug-delivery materials with optimized properties.
Sustainable Chemistry – Green catalytic polymerization techniques for industrial use.

Awards & Grants 🏅

🏆 ANSO Scholarship (2021-2024) – Young Talented Fellowship, CAS, China
🏆 Chinese Government Scholarship (2019-2021) – M.Sc. in Chemical Engineering, Tianjin University

Selected Publications 📚

Exploring Ligand Substituent Effects on Stereoselective Polymerization of Racemic Lactide Using Aluminium Salen-Type Complexes

📖 Polymer Chemistry, Vol. 14 (18), 2174-2180 (2023)
👥 Authors: Z. Peng, H. Ahmed, G. Xu, X. Guo, R. Yang, H. Sun, Q. Wang
📌 Cited by: 7

Fabrication of Amphiphilic Janus Silica Nanospheres for Pickering Emulsions

📖 Chemistry Letters, Vol. 50 (6), 1293-1295 (2021)
👥 Authors: Y. Wei, C. Zhao, Y. Jiang, X. Yin, F. Xin, H.A. Ibrahim, O. Habimana, J. Wang
📌 Cited by: 1

Exploring the Catalytic Efficiency of Lithium Bis(trimethylsilyl)amide (LiHMDS) in Lactide Polymerization

📖 Polymers, Vol. 17 (3), 429 (2025)
👥 Authors: A. Kiran, A.C. Kingsley, H. Ahmed

Catalyst-Improved Stereoselectivity and Regioselectivity Control to Access Completely Alternating Poly(lactic‐co‐glycolic acid) with Enhanced Properties

📖 Angewandte Chemie, (2025), e202417075
👥 Authors: X. Guo, H. Ahmed, G. Xu, Q. Wang