Ahmed Issa Alnahhal | Engineering | Research Excellence Award

Mr. Ahmed Issa Alnahhal | Engineering | Research Excellence Award

Budapest University of Technology and Economics | Hungary

Mr. Ahmed Issa Alnahhal is an Electrical Engineer and emerging scholar specializing in advanced photovoltaic technologies, hybrid renewable energy systems, and semiconductor device fabrication. With more than ten years of combined academic, research, and engineering experience, he has developed strong interdisciplinary expertise spanning cleanroom fabrication processes, semiconductor device physics, thin-film characterization, and photovoltaic system modelling. He is currently pursuing his PhD in Electrical Engineering at Budapest University of Technology and Economics, Hungary, where his research focuses on advanced Hybrid Photovoltaic–Thermoelectric Generator (PV-TEG) systems and Perovskite/Si tandem solar cells. His work includes simulation, optimization, loss analysis, and experimental fabrication of next-generation energy harvesting systems. Ahmed has authored multiple peer-reviewed journal articles and conference papers in top-tier platforms, including IEEE Transactions on Components, Packaging and Manufacturing Technology, Advanced Theory and Simulation, and Energy Conversion and Management X. His key contributions include extending the single-diode solar cell model using spectral sensitivity, analyzing spectrum-splitting photovoltaic–thermoelectric architectures, and developing mathematical models for hybrid and tandem photovoltaic systems. His publications have been presented at prestigious international conferences such as CANDO-EPE, THERMINIC, and IWTPV, reflecting international relevance and scientific rigor. His academic engagement includes teaching courses in semiconductor device physics, advanced solar cell technologies, and microelectronics. Professionally, he brings extensive experience in PCB design, electronics testing, laboratory coordination, and system-level integration. Ahmed has participated in specialized technical programs hosted by Infineon Technologies, Czech Technical University, and Warsaw University of Technology, strengthening his global research footprint and industrial alignment. Driven by sustainability and energy security challenges, his research aims to improve the efficiency and accessibility of solar energy systems, contributing to long-term environmental and industrial impact. Through collaboration, innovation, and practical engineering problem-solving, Ahmed continues advancing the frontier of high-efficiency solar energy conversion technologies.

Profiles: Scopus | ORCID | Google Scholar

Featured Publications

Alnahhal, A. I., Halal, A., & Plesz, B. (2022). Thermal-electrical model of concentrated photovoltaic-thermoelectric generator combined system for energy generation. Proceedings of the International Workshop on Thermal Investigations of Integrated Circuits and Systems.

Alnahhal, A. I., Halal, A., & Plesz, B. (2022). Temperature-dependent performance of concentrated monocrystalline silicon solar cell. Proceedings of the International Scientific Conference on Electric Power Engineering.

Halal, A., Alnahhal, A. I., & Plesz, B. (2022). Performance analysis of perovskite solar cell by considering temperature effect on physical parameters of the absorber layer. Proceedings of the International Workshop on Thermal Investigations of Integrated Circuits and Systems.

Halal, A., Alnahhal, A. I., & Plesz, B. (2022). Numerical simulation and design optimization of highly efficient lead-free perovskite/c-Si tandem solar cell. Proceedings of the International Scientific Conference on Electric Power Engineering.

Halal, A., Alnahhal, A. I., & Plesz, B. (2022). Numerical simulation-based physical parameter analysis of perovskite/c-Si tandem photovoltaic cells. Proceedings of the International Scientific Conference on Electric Power Engineering.

Darkhan Yelemes | Engineering | Best Researcher Award

Assist. Prof. Dr. Darkhan Yelemes | Engineering | Best Researcher Award

Kazakh Automobile and Highway Institute named after L.B. Goncharov, Kazakhstan

Assist. Prof. Dr. Darkhan Yelemes is a distinguished Kazakh scholar and engineer recognized for his outstanding contributions to mechanical and civil engineering, with a specific focus on transport construction, road machinery, and urban infrastructure systems. His academic expertise lies in the development and optimization of construction, hoisting-transport, mining, and municipal machines, contributing significantly to the modernization of Kazakhstan’s industrial and transport sectors. Throughout his academic career, he has demonstrated strong leadership in research and education, combining technical innovation with applied engineering solutions aimed at advancing sustainable infrastructure. Dr. Yelemes has authored and co-authored more than 100 scientific publications, including high-impact papers indexed in Thomson Reuters and Scopus, as well as three textbooks, an electronic manual, and over a dozen methodological works approved by the Ministry of Education and Science of the Republic of Kazakhstan. His contributions are further evidenced by multiple patents—one national and six innovative patents of Kazakhstan—reflecting his commitment to applied research and technological advancement. He has also authored two monographs that have become important references in his field. A dedicated educator and researcher, Dr. Yelemes has collaborated with international institutions such as Wrocław University of Science and Technology (Poland), engaging in global academic exchanges that enhance cross-border research in transport and construction engineering. His achievements have been recognized with several prestigious honors, including the Gold Medal named after Academician A.A. Abdulin, the Medal “For Merit in the Development of Science of the Republic of Kazakhstan,” and the Bronze Medal named after A. Baitursynov for contributions to higher education and specialist training. As a member of national and international scientific societies, Dr. Yelemes continues to foster innovation, promote knowledge transfer, and support the next generation of engineers. His work exemplifies a deep commitment to advancing science and technology for societal and infrastructural progress, bridging academia and industry toward a sustainable and technologically advanced future.

Profiles: Scopus | ORCID

Featured Publications

  1. Wieleba, W., Leśniewski, T., Elemes, D., & Elemes, A. (2021). Friction processes of selected polymers sliding on steel and duralumin in a lubricant environment. Tribologia.

  2. Sherov, K. T., Mardonov, B. T., Buzauova, T. M., Tussupova, S. O., Smakova, N. S., Izotova, A. S., Gabdyssalik, R., Kurmangaliyev, T. B., & Elemes, D. E. (2020). The research of micro-hardness of side surfaces of teeth cylindrical wheels processed by “shaver-rolling device.” Journal of Theoretical and Applied Mechanics (Bulgaria).

  3. Alyzhanov, M. K., Sikhimbayev, M. R., Kuzembayev, S. B., Sherov, K. T., Sikhimbayeva, D. R., Khanov, T. A., Kurmangaliyev, T. B., Elemes, D. E., Donenbayev, B. S., & Musaev, M. M., et al. (2016). Optimization of the conditions of convective drying of thermosensitive materials. Journal of Theoretical and Applied Mechanics (Bulgaria).

  4. Abdeev, B. M., Yelemes, D. E., & Sakimov, M. A. (2013). Circular plate-membrane with small deflection and maximum sensitivity. In Advanced Materials Research (Vol. 739, pp. 376–381).

  5. Yelemesuly, Y. D., & Kalieva, A. D. (2013). Studying grading of non-metallic materials on the spiral screen. In Key Engineering Materials (Vols. 531–532, pp. 346–351).

Assist. Prof. Dr. Darkhan Yelemes’ work advances the design and optimization of transport, construction, and urban infrastructure systems, driving technological innovation in engineering. His research enhances industrial efficiency, supports sustainable infrastructure development, and fosters practical solutions with global applicability in mechanical and civil engineering.

Yongjin Zhou | Engineering | Best Researcher Award

Prof. Dr. Yongjin Zhou | Engineering | Best Researcher Award

Shanghai University | China

Prof. Dr. Yongjin Zhou is a distinguished academic and researcher recognized for his outstanding contributions in the fields of science and engineering. His career reflects a strong commitment to advancing knowledge through pioneering research, innovative methodologies, and cross-disciplinary collaborations. With a strong background in material sciences, engineering applications, and advanced technological solutions, he has successfully integrated academic rigor with real-world applications. His expertise spans diverse domains including nanotechnology, polymer science, biomedical engineering, and sustainable material development, making him a leading figure in both teaching and research. As a prolific scholar, he has published extensively in internationally reputed journals, demonstrating significant impact through high citation metrics and Scopus-indexed works. He is also actively involved in guiding doctoral and postgraduate students, thereby shaping the next generation of researchers. His professional journey highlights leadership in academic committees, editorial boards, and scientific societies, reflecting his dedication to service within the global scientific community. Beyond academic excellence, Prof. Zhou is known for his commitment to societal contributions, ensuring that his research outcomes extend to practical benefits for industries and communities. His dynamic vision continues to push the boundaries of research while inspiring peers, collaborators, and students worldwide.

Professional Profile

Education

Prof. Dr. Yongjin Zhou pursued his higher education with a deep focus on science and engineering, equipping himself with advanced knowledge and specialized expertise. He successfully completed his doctoral studies in material sciences, focusing on the development and characterization of functional materials for industrial and biomedical applications. His education journey reflects a combination of rigorous coursework, experimental research, and interdisciplinary training that provided him with both theoretical insights and practical laboratory experience. At the postgraduate level, he specialized in advanced chemistry and polymer engineering, exploring molecular structures, reaction mechanisms, and applied technologies. His undergraduate studies laid a strong foundation in basic sciences, which later expanded into a specialized academic path that combined theory, research methodology, and innovation. Throughout his academic training, he actively participated in international exchange programs, research workshops, and specialized training sessions that enhanced his global exposure and professional perspective. His educational background not only reflects academic excellence but also adaptability in engaging with evolving scientific trends. This solid educational trajectory has been instrumental in shaping his role as a scholar who bridges fundamental research with practical applications, positioning him as a leader capable of addressing critical scientific and industrial challenges.

Professional Experience

Prof. Dr. Yongjin Zhou has established an extensive professional career marked by excellence in teaching, research, and institutional leadership. He has held academic positions at leading universities, where he actively contributed to curriculum development, research supervision, and departmental growth. His role as a faculty member has involved mentoring students across undergraduate, postgraduate, and doctoral levels, fostering independent research skills and innovative thinking. Alongside teaching, he has directed several funded research projects, many of which have been in collaboration with international institutions and industrial partners. These projects focused on cutting-edge topics such as advanced biomaterials, energy-efficient technologies, nanostructured composites, and environmental sustainability. His experience extends beyond academia into consultancy roles, where he has advised industries on material performance, technological solutions, and innovation strategies. In addition, he has been invited to deliver keynote speeches at conferences, serve on editorial boards of reputed journals, and participate in peer-review panels for funding agencies. His professional career highlights a balance of academic excellence, collaborative engagement, and societal contributions. By integrating teaching, research, and applied innovations, he has played a significant role in bridging academic research with industry needs, strengthening both knowledge development and practical impact.

Research Interests

Prof. Dr. Yongjin Zhou’s research interests span across interdisciplinary domains that combine fundamental science with practical innovations. His work emphasizes material sciences, nanotechnology, and biomedical applications, with a particular focus on developing functional materials that can address global challenges in healthcare, energy, and sustainability. He is deeply interested in polymer chemistry and nanostructured systems, investigating their potential in sensor technology, drug delivery, and tissue engineering. His contributions extend into energy materials, where he explores sustainable approaches to energy storage, catalysis, and green technologies that align with global environmental goals. Another key research interest lies in biosensors and diagnostic tools, especially the integration of molecular imprinting and advanced detection techniques for rapid and accurate applications in medicine and industry. He is also engaged in collaborative projects that combine computational modeling with experimental methods to design materials with tailored properties. His research philosophy is centered on innovation, cross-disciplinary synergy, and application-driven outcomes. By integrating science and engineering, he aims to develop solutions that not only advance academic knowledge but also provide practical benefits to industries and communities, thereby reinforcing the role of science as a driver of sustainable progress.

Research Skills

Prof. Dr. Yongjin Zhou possesses a diverse set of research skills that enhance his ability to conduct high-quality, innovative, and impactful studies. He is proficient in advanced laboratory techniques including molecular cloning, PCR-based assays, protein purification, and material characterization using spectroscopy and microscopy methods. His expertise extends to nanofabrication techniques, electrochemical analysis, and surface engineering, enabling him to design and evaluate functional materials for biomedical and industrial use. He is skilled in computational tools for data analysis, simulation, and modeling, which he effectively integrates with experimental approaches to ensure robust outcomes. In the domain of biosensors, he has demonstrated strong capabilities in developing molecularly imprinted polymers, nanoparticle-based detection systems, and rapid diagnostic platforms. His experience also includes project management, research design, and technical writing, ensuring successful grant proposals, high-quality publications, and effective dissemination of results. He actively engages in interdisciplinary teamwork, collaborating with experts across chemistry, biology, and engineering. Additionally, his mentorship skills allow him to transfer research knowledge to students and collaborators effectively. These research skills collectively position him as a versatile scholar capable of driving innovative projects from conceptualization to implementation, delivering impactful solutions across academic and industrial landscapes.

Awards and Honors

Prof. Dr. Yongjin Zhou has received several awards and honors that recognize his remarkable contributions to research, academia, and innovation. His scholarly achievements have been acknowledged by international research organizations, reflecting his influence and excellence in advancing science and engineering. He has received recognition for high-quality publications in top-tier journals, including awards for best research papers and significant contributions to interdisciplinary studies. His leadership in research projects has also been commended, particularly those involving international collaborations that bridge academic research with industrial innovation. In addition, he has been honored with fellowships and grants from prestigious institutions, enabling him to pursue cutting-edge projects that address critical global challenges. His participation in academic societies has earned him memberships in organizations such as IEEE and other professional networks, further demonstrating his active engagement with the global research community. Beyond individual recognition, his role in guiding students and fostering academic excellence has also been acknowledged through institutional awards. These accolades not only highlight his research excellence but also emphasize his leadership, mentorship, and commitment to advancing science for the benefit of society. His honors collectively underscore a career dedicated to impactful scholarship and innovation.

Publication Top Notes

  • Smart meta-device powered by stray microwave energies: A green approach to shielding external interference and detection — 2025 — 38 citations

  • Machine Learning-Assisted Early-Corrosion Detection System for Pipeline Coatings — 2025

  • High Resolution Microwave Glucose Sensing System Based on Active Fano Resonator Using Injection-Locked Oscillation — 2025

  • Intelligent Early-Corrosion Detection System Based on Backscattering Sensors — 2025

  • High-Resolution Glucose Microwave Sensor Based on Amplified Asymmetric Plasmon Mode — 2025

  • Hyperuniform Radiation-Scattering Meta-Device for Scattering Suppression at Grazing Incidence — 2025

Conclusion

Prof. Dr. Yongjin Zhou stands out as a visionary scholar whose career is defined by academic excellence, research innovation, and leadership within the global scientific community. His contributions in the fields of material sciences, nanotechnology, biomedical applications, and sustainable technologies demonstrate both depth of expertise and breadth of impact. With a solid educational foundation, extensive professional experience, and advanced research skills, he has consistently delivered high-quality research outcomes that benefit academia, industry, and society. His numerous publications, international collaborations, and recognition through awards and honors reflect his status as a leading researcher. At the same time, his commitment to mentoring students and engaging with professional societies illustrates his dedication to fostering the next generation of scientific leaders. Looking ahead, his research potential continues to hold promise for addressing pressing challenges in healthcare, energy, and sustainability. His vision, expertise, and collaborative spirit ensure that his influence will extend beyond current achievements, inspiring further advancements in science and engineering. For these reasons, he is highly deserving of recognition as an outstanding researcher whose contributions significantly enrich both knowledge and society.