Aya Chelh | Energy | Best Researcher Award

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Dr. Aya Chelh | Energy | Best Researcher Award

Mohammed V University | Morocco

Dr. Aya Chelh is a PhD candidate in Materials Science at University Mohammed V, Rabat, specializing in first-principles computational modeling with expertise in density functional theory (DFT). Her research focuses on investigating structural, electronic, optical, thermoelectric, and hydrogen storage properties of advanced materials, with applications in photovoltaics, spintronics, and sustainable energy technologies. She has contributed significantly to the field through publications in reputed journals such as International Journal of Computational Materials Science and Engineering, Journal of Physics and Chemistry of Solids, Solid State Communications, and Advanced Theory and Simulations. Her studies provide valuable insights into optoelectronic, photocatalytic, and thermodynamic behaviors of perovskites, phosphides, and doped oxides, contributing to renewable energy innovations. With presentations at national and international conferences, Dr. Chelh has actively disseminated her findings to the academic community. She has authored six peer-reviewed journal articles, garnering 25 citations, with an h-index of 3, reflecting the growing impact of her research in computational materials science. Beyond her academic achievements, she has also collaborated on interdisciplinary projects bridging theoretical modeling with experimental synthesis and characterization. Through her innovative work, Dr. Chelh continues to advance sustainable materials design, supporting the global shift toward renewable energy and environmentally friendly technologies.

Profiles : Orcid | Google Scholar

Featured Publications

"DFT investigation of the structural, optoelectronic, thermoelectric, and thermodynamic properties of metal phosphides MP2 (M= Co, Rh, and Ir)"

"First-principles calculations to investigate photovoltaic, photocatalytic, and spintronic properties of Fe-doped and alloyed MgSiO3 perovskite"

"Ab-initio study of the structural, electronic, optical, and thermoelectric properties of chalcogenide-doped Sr2UZnO6"

"First-Principles Study of the Stability, Physical Properties, and Molecular Dynamics in KSrZH6 (Z= Rh, Ir) for Hydrogen Storage Applications"

"Impact of complete sulfur substitution by selenium and tellurium on the structural, electronic, optical, and photocatalytic properties of CaAl2S4: A DFT investigation"

"Compressive strain effects on the photocatalytic and optoelectronic properties of CsInBr3 for efficient hydrogen production: A DFT study"

Wei Qiu | Physics and Astronomy | Best Researcher Award

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Prof. Dr. Wei Qiu | Physics and Astronomy | Best Researcher Award

Tianjin University | China
Author Profile

Orcid

🎓 Early Academic Pursuits

Prof. Dr. Wei Qiu’s academic journey began with a strong foundation in Engineering Mechanics at Tianjin University, where he earned his Bachelor’s degree in 2001, followed by a Master’s degree in Solid Mechanics in 2004. His passion for mechanical sciences culminated in a Ph.D. in Solid Mechanics in 2008, laying the groundwork for his future explorations into the micro and nano realms of experimental mechanics.

🏛️ Professional Endeavors

Prof. Qiu's professional path reflects an impressive trajectory of growth and international exposure. Starting as a Lecturer in the Department of Mechanics at Tianjin University in 2008, he progressed to Associate Professor in 2011, and has served as a Professor since 2016. His global academic engagements include visiting scholar positions at the Australian National University (2005–2006) and the University of Nebraska-Lincoln (2014–2015), enhancing his cross-border research collaborations and pedagogical experience.

🔬 Contributions and Research Focus

Prof. Qiu is a pioneer in experimental solid mechanics at the micro and nano scales, delving into the mechanical behavior of materials at minute dimensions. His research addresses:

🔹 Micro-spectroscopic mechanical theories
🔹 Multiscale methods and instrumentation
🔹 Surface and interface mechanics of composite materials

In applied engineering, he innovatively applies optical and spectral mechanics to tackle real-world challenges like residual stress evaluation, thermal barrier coating monitoring, and semiconductor structural characterization. These cutting-edge contributions position him at the forefront of multi-field experimental mechanics.

🏅 Accolades and Recognition

Prof. Qiu's outstanding research and leadership have been widely recognized. In 2005, he received the prestigious Endeavour Australia Cheung Kong Award. His excellence continued to be acknowledged with the New Century Excellent Talent award from China’s Education Ministry in 2013. The National Natural Science Foundation of China (NSFC) awarded him the Excellent Young Scholars grant in 2014, followed by the Distinguished Young Scholars award in 2021, one of the highest honors for young scientists in China. 🌟

🌐 Impact and Influence

Prof. Qiu’s influence extends beyond research publications. He serves on key scientific committees, including the Experimental Mechanics Committee and the Micro/Nano Mechanics Group under the Chinese Society of Mechanics. These roles reflect his leadership in shaping national research agendas and mentoring emerging scholars in the fields of mechanics and materials science. His work directly impacts industries such as semiconductors, coatings, and aerospace engineering, where precise stress analysis and material reliability are critical.

🔭 Legacy and Future Contributions

Looking ahead, Prof. Qiu is poised to continue driving interdisciplinary innovation across mechanical engineering, material science, and optical diagnostics. His ongoing commitment to developing advanced instrumentation and multiscale methodologies promises to revolutionize experimental mechanics at micro and nano levels. His legacy lies not only in his technical breakthroughs but also in his ability to bridge theory and practice, education and innovation, making him a model scholar for future generations.

Publications

📄 Experimental study on interfacial mechanical behavior of MoS₂/graphene heterostructure on soft substrate under biaxial strain using micro-Raman spectroscopy

Authors: Jibin Liu, Huadan Xing, Xiaojie Wang, Zhixuan Cheng, Yuxuan Huang, Chaochen Xu, Wei Qiu
Journal: Carbon
Year: 2025

📄  Experimental Study on Strain Transfer Behavior of Graphene and Black Phosphorus Heterostructure on Flexible Substrate

Authors: Rubing Li, Miaojing Wang, Huadan Xing, Mingyuan Sun, Haimei Xie, Wei Qiu
Journal: Acta Mechanica Solida Sinica
Year: 2025

📄 Micro-Raman spectroscopy investigation of deformation transfer at the interface between Bi₂Se₃ nanoflakes and a flexible substrate

Authors: Miaojing Wang, Huadan Xing, Rubing Li, Qiu Li, Wei Qiu
Journal: Optics and Lasers in Engineering
Year: 2025

📄 Quantifying the in-plane strain influence on second harmonic generation of molybdenum disulfide

Authors: Huadan Xing, Jibin Liu, Zihao Zhao, Xiaoyong He, Wei Qiu
Journal: Communications Physics
Year: 2024

Shiqing Cheng | Energy | Best Researcher Award

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Dr. Shiqing Cheng | Energy | Best Researcher Award

Shanxi Datong University | China

Author Profile

Scopus

Early Academic Pursuits 🎓

Dr. Shiqing Cheng's academic journey began at Yuncheng University, where she earned her Bachelor's degree in Physics (2002–2007). Her strong foundation in physics led her to pursue a Master's degree in Optics at Hunan Normal University (2007–2010). She continued her academic development by obtaining a Doctorate in Electronic Science and Technology from Nankai University (2016–2021), where she honed her research skills in advanced materials for solar energy applications.

Professional Endeavors 💼

Dr. Cheng's professional career is marked by both teaching and research. From 2010 to 2016, she worked as a lecturer at the Department of Physics and Electronics at Shanxi Datong University, where she taught Circuit Analysis and High-Frequency Electronic Circuits. In 2018, she expanded her expertise by joining the China National Energy Group's photovoltaic company in their R&D department, specializing in the preparation of CIGS (Copper Indium Gallium Selenide) absorbers and devices. Since 2022, she has returned to Shanxi Datong University, where she lectures on Optoelectronic Detection and Optical System Design, continuing her commitment to education and research.

Contributions and Research Focus 🔬

Dr. Cheng has made substantial contributions to the field of solar energy, particularly in the optimization of CIGS solar cells. Her research focuses on improving the performance of these thin-film solar cells by exploring the effects of alkali element doping, Cs distribution in the films, and post-deposition treatments. She is proficient in using SCAPS (Solar Cell Capacitance Simulator) software, which allows her to model and simulate solar cell performance. Her work is instrumental in understanding the factors that influence the electronic structure and transport properties of CIGS solar cells.

Accolades and Recognition 🏆

Dr. Cheng's research has been recognized for its innovation and impact. She has published several influential papers in high-impact journals, such as Solar Energy Materials and Solar Cells, ACS Applied Energy Materials, and Applied Surface Science. Her work on the effects of alkali doping and post-deposition treatments has been widely cited, contributing significantly to the advancement of CIGS solar cell technology. She is also actively involved in projects funded by the National Natural Science Foundation of China, further solidifying her standing as a leading researcher in the field.

Impact and Influence 🌍

Dr. Cheng's research has a profound impact on the development of high-efficiency solar cells, particularly in the optimization of CIGS thin films. Her work addresses critical challenges in the solar energy industry, including enhancing cell performance, improving stability, and reducing costs. By advancing the understanding of material properties and manufacturing techniques, her contributions are helping to pave the way for more efficient and sustainable solar technologies.

Legacy and Future Contributions 🔮

Looking ahead, Dr. Cheng’s work promises to continue shaping the future of solar energy research. Her ongoing projects focus on optimizing the interface quality of CIGS solar cells and exploring new material treatments to further boost efficiency. As the demand for renewable energy solutions grows, Dr. Cheng’s research will play a crucial role in advancing solar cell technology and contributing to global efforts to reduce carbon emissions and combat climate change.

 

Publications

📜Optimizing Wide Band Gap Cu(In,Ga)Se₂ Solar Cell Performance: Investigating the Impact of “Cliff” and “Spike” Heterostructures
Authors: Shiqing Cheng, Hongmei Liu, Qiaowen Lin
Journal: Materials
Year: 2024

📜High Efficiency Wide Gap Cu(In,Ga)Se₂ Solar Cells: Influence of Buffer Layer Characteristics
Author: Shiqing Cheng
Journal: Heliyon
Year: 2024

📜Revealing Surface Modifications of Caesium Indium Selenium Treated Cu-rich Cu(In,Ga)Se₂: Suppression of Interfacial Recombination
Authors: Shiqing Cheng, Kaizhi Zhang, Jingwei Chen, Shuping Lin, Yifeng Yao, Yun Sun, Wei Liu
Journal: Applied Surface Science
Year: 2023

📜Analysis of the Heavy Alkali Element Post-deposition Treatment: Factors Determining the Electronic Structure and Transport Properties of Heterojunction in CIGS Thin Film Solar Cells
Authors: Shiqing Cheng, Kaizhi Zhang, Shuping Lin, Yunxiang Zhang, Yun Sun, Wei Liu
Journal: ACS Applied Energy Materials
Year: 2021

📜Effects of Different Cs Distribution in the Film on the Performance of CIGS Thin Film Solar Cells
Authors: Shiqing Cheng, Kaizhi Zhang, Yunxiang Zhang, Zhichao He, Baolai Liang, Qian Du, Yun Sun, Wei Liu
Journal: Solar Energy Materials and Solar Cells
Year: 2021

 

Pankaj Kumar | Engineering | Best Researcher Award

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Dr. Pankaj Kumar | Engineering | Best Researcher Award

Graphic Era Deemed to be University | India

Author Profile

Scopus

Orcid

Early Academic Pursuits

Dr. Pankaj Kumar is an accomplished academic in the field of electronics and communication engineering. His early academic journey laid a strong foundation for his expertise and research interests. He pursued his undergraduate and postgraduate studies with a focus on electronics, honing his skills and knowledge in semiconductor devices and circuit design.

Professional Endeavors

Currently serving as an Assistant Professor (Research) in the Department of Electronics and Communication Engineering at Graphic Era Deemed to be University, Dehradun, India, Dr. Kumar has been actively involved in both teaching and research. His professional endeavors extend beyond academia, contributing to significant advancements in semiconductor technology and electronic devices.

Contributions and Research Focus

Dr. Kumar's research primarily focuses on the development and optimization of Tunnel Field-Effect Transistors (TFETs) and other advanced semiconductor devices. He has extensively worked on gate-all-around (GAA) TFETs, investigating their performance, reliability, and potential applications in biosensing and radiation-hardened electronics. His contributions include the development of models for the impact of various environmental and operational stresses on these devices.

Accolades and Recognition

Dr. Kumar has been recognized for his prolific contributions to the field through numerous publications in prestigious journals. His work has been featured in IEEE Sensors Journal, IEEE Transactions on Nanotechnology, Microelectronics Reliability, and Scientific Reports (Nature), among others. Additionally, he has presented his research findings at various international conferences, further establishing his reputation as a leading researcher in his domain.

Impact and Influence

The impact of Dr. Kumar's research is evidenced by his numerous publications and the citations they have garnered. His work on the detection of cancer using TFET biosensors and the study of radiation effects on semiconductor devices has significant implications for medical diagnostics and the development of radiation-hardened electronics. His research findings contribute to the broader understanding and advancement of semiconductor technology, influencing both academic research and practical applications.

Legacy and Future Contributions

Dr. Pankaj Kumar's legacy is marked by his persistent pursuit of innovation and excellence in electronics and communication engineering. His ongoing research promises further advancements in TFET technology and its applications. As he continues to explore new frontiers in semiconductor devices, his contributions are expected to pave the way for next-generation electronic systems with enhanced performance, reliability, and functionality.

 

Notable Publications

Trade-off analysis between gm/ID and fT of GNR-FETs with single-gate and double-gate device structure 2024

Breast Cancer and Prostate Cancer Detection Considering Transconductance Generation Factor (gm/IDS) as a Sensing Metric for III–V Gate-All-Around Tunnel FET Biosensor 2023 (1)

Impact of hole trap-detrap mechanism on X-ray irradiation induced threshold voltage shift of radiation-hardened GAA TFET device 2023 (1)

Assessment of interface trapped charge induced threshold voltage hysteresis effect in gate-all-around TFET 2023 (1)

Assessment of Negative Bias Temperature Instability Due to Interface and Oxide Trapped Charges in Gate-All-Around TFET Devices 2023 (2)