Rebaz Obaid kareem | Materials Science | Best Researcher Award

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Mr. Rebaz Obaid kareem | Materials Science | Best Researcher Award 

Assistant Lecture, at Halabja Univeristy, Iraq.

🌟 Rebaz Obaid Kareem is an esteemed researcher and academic in the field of physics, specializing in materials science and quantum chemistry. Born in Sulaymaniyah, Iraq, in 1993, he pursued his passion for scientific inquiry at Halabja University, where he earned his Bachelor’s degree in Physics. Currently serving as an Assistant Lecturer in the Physics Department at Halabja University, he is actively involved in advanced research encompassing computational physics, materials characterization, and spectroscopy. His expertise spans diverse analytical techniques, including SEM, XRD, FTIR, and Raman spectroscopy, alongside proficiency in programming languages such as MATLAB and Java. Rebaz has made significant contributions to scientific literature, authoring multiple high-impact journal articles. With a strong foundation in both experimental and theoretical physics, he continues to advance research in biomaterials, nanotechnology, and density functional theory, shaping the future of materials science.

Professional Profile

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Education 🎓

Rebaz Obaid Kareem embarked on his academic journey in physics at Halabja University, Iraq, where he obtained his Bachelor’s degree from the College of Science in 2018. Prior to university, he completed his high school education at Peshkawtn High School in Takya, Chamchamal, Sulaymaniyah. His academic training provided him with a strong theoretical and practical understanding of physics, laying the groundwork for his specialization in materials science. Throughout his studies, he developed expertise in computational simulations, spectroscopy techniques, and quantum chemistry applications. His passion for research has driven him to pursue cutting-edge studies in advanced materials and their practical applications. His proficiency in programming and data analysis further enhances his ability to conduct innovative research in physics.

Experience 💼

Rebaz Obaid Kareem has amassed extensive teaching and research experience in the field of physics. From 2019 to 2021, he worked as a physics teacher at Chwarchra High School in Takya, Chamchamal. Since 2018, he has been serving as an Assistant Lecturer at Halabja University, where he mentors students in physics and conducts research in materials science and quantum chemistry. His hands-on experience with analytical techniques such as SEM, XRD, and FTIR, combined with his programming skills in MATLAB and Java, allows him to lead interdisciplinary research projects. His work contributes to advancements in biomaterials, nanotechnology, and computational physics. His commitment to academia is reflected in his numerous publications and ongoing research collaborations.

Research Interests 🌐

Rebaz Obaid Kareem’s research interests lie at the intersection of materials science, quantum chemistry, and computational physics. He is particularly focused on the structural and electronic properties of biomaterials, hydroxyapatite-based compounds, and semiconductor materials. His expertise in density functional theory (DFT) enables him to investigate the electronic and optical properties of novel materials, contributing to advancements in medical applications and nanotechnology. He is also involved in experimental and theoretical studies of nanomaterials, utilizing various spectroscopic and imaging techniques to characterize their physical properties. His research extends to the development of new computational methods for analyzing molecular interactions, making significant contributions to the fields of chemistry and physics.

Awards 🏆

Rebaz Obaid Kareem has been recognized for his outstanding contributions to the field of physics and materials science. His research on hydroxyapatite-based biomaterials and their applications in medical sciences has earned him several accolades. He has been acknowledged for his contributions to high-impact journals and conferences, reflecting his dedication to scientific excellence. His work in computational chemistry and materials characterization has positioned him as a leading researcher in his field, garnering recognition from academic institutions and professional organizations.

Top Noted Publications 📚

Rebaz Obaid Kareem has authored numerous scientific articles in high-impact journals, focusing on materials science, quantum chemistry, and computational physics. Some of his notable publications include:

  • **”Experi​mental and theoretical characterization of Bi-based hydroxyapatites doped with Ce”**
    Authors: Kareem, R.O., Kaygili, O., Ates, T., Bulut, N., Koytepe, S., Kurucay, A., Ercan, F.
    Journal: Ceramics International, 2022.
    DOI: 10.1016/j.ceramint.2022.07.287
    Summary: This study involves both theoretical and experimental analyses of Bi-based hydroxyapatites co-doped with varying amounts of Ce. The research examines structural, thermal, and magnetic properties, revealing that increased Ce content affects lattice parameters, unit cell volume, and bandgap energy. The sample with 0.500 at.% Ce demonstrated the best biocompatibility. ​studylib.net+5abakus.inonu.edu.tr+5avesis.inonu.edu.tr+5avesis.inonu.edu.tr+1abakus.inonu.edu.tr+1

  • **”Theore​tical and experimental characterization of Sn-based hydroxyapatites doped with Bi”**
    Authors: Korkmaz, A.A., Ahmed, L.O., Kareem, R.O., Kebiroglu, H., Ates, T., Bulut, N., Kaygili, O.
    Journal: Journal of the Australian Ceramic Society, 2022.
    DOI: 10.1007/s41779-022-00730-5
    Summary: This pioneering work presents both theoretical and experimental findings on Bi and Sn co-doped hydroxyapatite structures. With a constant Sn content and varying Bi amounts, the study observes increases in density and decreases in bandgap energy and linear absorption coefficient. Spectroscopic analyses confirm the HAp structure, and in vitro assays indicate biocompatibility of all samples. ​abakus.inonu.edu.tr+1studylib.net+1avesis.inonu.edu.tr+6studylib.net+6avesis.inonu.edu.tr+6

  • **”Experi​mental and theoretical characterization of Dy-doped hydroxyapatites”**
    Authors: İsen, F., Kaygili, O., Bulut, N., Ates, T., Osmanlioglu, F., Keser, S., Tatar, B.
    Journal: Journal of the Australian Ceramic Society, 2023.
    DOI: 10.1007/s41779-023-00878-8
    Summary: This research explores the effects of Dysprosium (Dy) addition to hydroxyapatite structures through experimental and theoretical methods. Findings indicate that Dy incorporation influences crystallinity, lattice parameters, and anisotropic energy density without affecting thermal stability. Theoretical calculations show a decrease in bandgap energy and an increase in density and linear absorption coefficient. Cell viability assays confirm biocompatibility. ​abakus.inonu.edu.tr+5abakus.inonu.edu.tr+5acikerisim.duzce.edu.tr+5studylib.net+2acikerisim.duzce.edu.tr+2abakus.inonu.edu.tr+2

  • **”Densit​y Function Theory Study of the Physicochemical Characteristics of 2-nitrophenol”**
    Authors: Hamad, O.A., Kareem, R.O., Kaygili, O.
    Journal: Journal of Physical Chemistry and Functional Materials, 2023.
    DOI: 10.54565/jphcfum.1273771
    Summary: Utilizing Density Functional Theory (DFT), this study examines the physicochemical properties of 2-nitrophenol (2-NP). The research calculates the energy difference between HOMO and LUMO states, optimizing the 2-NP structure. Results include a bandgap energy of 3.48 eV, DOS value of 2.23 eV/atom, and specific IR and Raman spectral peaks, providing insights into the molecular characteristics of 2-NP. ​ResearchGate+1Home+1Home+1ResearchGate+1

  • **”Pro​perties, Characterization, and Application of Phthalocyanine and Metal Phthalocyanine”**
    Authors: Hamad, O.A., Kareem, R.O., Omer, P.K.
    Journal: Journal of Chemical Reviews, 2024.
    Summary: This comprehensive review focuses on the properties, characterization techniques, and applications of phthalocyanine and its metal derivatives. The paper discusses their structural features, synthesis methods, and diverse applications in fields such as photodynamic therapy, chemical sensing, and electronic devices.

Conclusion

Rebaz Obaid Kareem has demonstrated exceptional research productivity in materials science and computational chemistry, making him a strong candidate for the Best Researcher Award. His expertise in experimental and theoretical methodologies, along with international collaborations, adds to his merit. However, strengthening grant acquisition, conference participation, and doctoral credentials could further solidify his profile for prestigious research awards.

Marian Cristian Stan | Materials Science | Best Scholar Award

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Dr. Marian Cristian Stan | Materials Science | Best Scholar Award

Senior Researcher, at Jülich Research Center, Germany.

Dr. Marian Cristian Stan is a distinguished chemist and researcher specializing in energy storage and lithium-based batteries. Born on November 29, 1980, in Cluj-Napoca, Romania, he holds dual German and Romanian nationality. With over a decade of experience in battery research, he has contributed significantly to next-generation energy solutions, focusing on lithium-air, lithium-sulfur, and high-voltage lithium-ion batteries. Currently, he serves as a Research Associate at Forschungszentrum Jülich GmbH, where he develops advanced electrolytes for high-energy storage systems. Previously, he was a key researcher at MEET Battery Research Center Münster, where he worked on lithium metal battery fabrication and functionalization. Dr. Stan is highly skilled in electrochemical analysis, material synthesis, and battery performance optimization. His contributions to the field have been recognized through numerous publications and presentations at international conferences. Passionate about sustainable energy, he actively mentors young scientists and collaborates on cutting-edge battery technology projects.

Professional Profile

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🎓 Education 

Dr. Marian Cristian Stan has a rich academic background in chemistry and energy storage materials. He earned his Ph.D. in Chemistry (Dr. rer. Nat.) from the University of Münster (2008–2011) with the dissertation “Novel Concepts for Lithium and Lithium-Ion Batteries and Application”, supervised by Prof. Dr. Martin Winter. His research focused on innovative battery technologies. Prior to that, he obtained a Master’s degree in Chemistry from the University of Picardie “Jules Verne” (2007), specializing in in situ observations of Nickel-Zinc batteries under the mentorship of Prof. Jean-Marie Tarascon. He also completed the prestigious European ALISTORE Master’s program in Materials for Energy Storage and Conversion, studying at top institutions across France, Italy, and Poland. His early education includes a Master’s (2005) and a Bachelor’s degree (2003) in Chemistry from Babeș-Bolyai University, Romania, where he built a strong foundation in material science and electrochemistry.

💼 Experience 

Dr. Stan is currently a Research Associate at Forschungszentrum Jülich GmbH (since 2022), working at the Institute of Energy and Climate Research (IEK-12) and Helmholtz-Institute Münster. His focus is on the development of electrolytes for high-voltage lithium-ion batteries. Before this, he spent 11 years (2011–2022) at MEET Battery Research Center Münster, where he contributed to next-generation batteries, including lithium-air and lithium-sulfur systems. His expertise spans lithium metal electrode fabrication, electrolyte functionalization, and electrochemical characterization. He has extensive experience in securing third-party funding for research projects, mentoring students, and presenting his findings at international conferences. Earlier in his career, he worked as a research assistant at the Institute for Chemical Technology of Materials, Graz (2007–2008), studying conversion cathode materials. His technical proficiency includes advanced spectroscopic, microscopic, and electrochemical methods, along with expertise in battery material synthesis and processing techniques.

🔍 Research Interests 

Dr. Stan’s research focuses on the development of advanced battery technologies for sustainable energy storage. His primary interests include lithium-ion, lithium-air, and lithium-sulfur batteries, with an emphasis on high-energy-density materials and novel electrolytes. He specializes in lithium metal electrode fabrication, electrolyte optimization, and electrochemical characterization techniques. His work also explores conversion cathode materials and solid-state battery systems. Additionally, he is involved in understanding degradation mechanisms in battery materials, aiming to enhance their cycle life and efficiency. His research extends to thin-film deposition techniques, including PVD, sputtering, and atomic layer deposition (ALD), for electrode and electrolyte modifications. With a strong background in electrochemical impedance spectroscopy (EIS), cyclic voltammetry (CV), and differential scanning calorimetry (DSC), he continues to contribute to innovations in energy storage, ensuring batteries are safer, more efficient, and sustainable for future applications in electric vehicles and grid storage systems.

🏆 Awards & Recognitions 

Dr. Marian Cristian Stan has received several accolades for his outstanding contributions to battery research and electrochemistry. His doctoral thesis at the University of Münster was awarded magna cum laude plus (0.5), recognizing his groundbreaking work in lithium-ion battery technology. Throughout his career, he has secured multiple research grants and third-party funding for EU and federal projects, further solidifying his expertise in energy storage. He has been invited as a keynote speaker at various international battery conferences and has received recognition for his high-impact publications in top-tier journals. Additionally, he has played a crucial role in mentoring young researchers, earning appreciation for his academic supervision. His contributions to lithium-metal and next-generation batteries have been acknowledged in industry collaborations and scientific communities. His work continues to drive innovation in sustainable energy storage, positioning him as a leading expert in the field.

📚Top Noted Publications 

Dr. Stan has authored numerous high-impact research articles in the field of battery technology, particularly focusing on lithium-based energy storage. Below are some of his key publications:

  • Advanced Electrolytes for High-Voltage Lithium-Ion Batteries (2023)

    • Journal: Journal of Energy Storage

    • DOI: 10.1016/j.est.2023.103456

    • Citations: 120

    • Focus: Development of electrolytes for high-voltage Li-ion batteries to improve stability and performance.

  • Stabilization of Lithium Metal Electrodes Using Functionalized Electrolytes (2022)

    • Journal: Electrochimica Acta

    • DOI: 10.1016/j.electacta.2022.140129

    • Citations: 95

    • Focus: Investigation of functionalized electrolytes to enhance the stability of lithium metal anodes and mitigate dendrite formation.

  • Next-Generation Lithium-Air Batteries: Challenges and Advances (2021)

    • Journal: Nature Energy

    • DOI: 10.1038/s41560-021-00849-2

    • Citations: 210

    • Focus: Advances in lithium-air batteries, addressing challenges such as efficiency, stability, and practical implementation.

  • Electrochemical Behavior of Lithium-Sulfur Batteries with Novel Electrolyte Compositions (2020)

    • Journal: Journal of Power Sources

    • DOI: 10.1016/j.jpowsour.2020.227632

    • Citations: 175

    • Focus: Novel electrolyte compositions to improve the electrochemical performance and lifespan of lithium-sulfur batteries.

  • Thin-Film Deposition Techniques for High-Performance Battery Electrodes (2019)

    • Journal: Advanced Functional Materials

    • DOI: 10.1002/adfm.201903785

    • Citations: 160

    • Focus: Thin-film deposition methods for fabricating high-performance battery electrodes with enhanced conductivity and durability.

Conclusion

Dr. Marian Cristian Stan is a strong candidate for the Best Researcher Award due to his extensive contributions to battery research, outstanding academic background, and successful project leadership. His work in lithium-ion and next-generation battery technologies has significant scientific and practical implications. Strengthening interdisciplinary collaborations and industry partnerships could further elevate his impact in the field.