Dipti Ranjan Sahu | Nanotechnology | Best Researcher Award

Prof. Dipti Ranjan Sahu | Nanotechnology | Best Researcher Award

Namibia University of Science and Technology | Namibia

Prof. Dipti Ranjan Sahu is a highly accomplished researcher in physics and materials science, recognized for extensive contributions to advanced functional materials, nanotechnology, and energy-related materials. His work spans materials synthesis, thin-film deposition, ceramics, composites, and nanostructured systems with strong emphasis on electrocatalysis, magnetic materials, and next-generation battery technologies. With over a hundred publications and a strong citation record, he has significantly advanced understanding of bimetallic electrocatalysts, hydrogen evolution mechanisms, electrochromic materials, and high-performance lithium-ion battery anodes. His recent studies include operando XRD and TEM investigations on Ni–Mo/g-C3N4 composites, modified TiO₂-based anode materials, MOF-derived catalysts, and non-stoichiometric TiOx systems for fast-charging applications. He has also contributed to magnetic nanostructures and perovskite-based ceramics with tunable magnetic properties. His research demonstrates strong interdisciplinary expertise, integrating synthesis, processing, and advanced materials characterization to develop innovative solutions for energy storage, electrocatalysis, and smart material applications. He has authored 101 documents, achieved 2,903 citations, and holds an h-index of 28, highlighting his strong global research impact.

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Featured Publications

  • Sahu, D. R., et al. (2025). Structural evolution and electrocatalytic mechanism of bimetallic nickel–molybdenum/g-C3N4 composites in alkaline hydrogen evolution reaction: XAS and operando TEM study. International Journal of Hydrogen Energy.

  • Sahu, D. R., et al. (2025). Temperature dependent variation of magnetic properties of SmFeO₃ ceramic. Journal of Magnetism and Magnetic Materials.

  • Sahu, D. R., et al. (2025). Synthesis and performance enhancement of Ni–Mo/g-C3N4 bimetallic composites electrocatalysts. Materials Science in Semiconductor Processing.

  • Sahu, D. R., et al. (2025). Improved SnO₂ modified TiO₂ as anode material for lithium-ion battery: Cyclic stability and electrochemical lithiation study. Materials Science in Semiconductor Processing.

  • Sahu, D. R., et al. (2025). Carbon-coated nonstoichiometric TiOx for application of Li-ion battery anodes in fast charging: In situ XRD study. Journal of Electroanalytical Chemistry.

 

Waqar Ahmad | Nanomaterials | Best Researcher Award

Assoc. Prof. Dr. Waqar Ahmad | Nanomaterials | Best Researcher Award

Assoc. Prof. Dr. Waqar Ahmad | Qilu Institute of Technology | China

Assoc. Prof. Dr. Waqar Ahmad is a Pakistani physicist specializing in condensed matter physics, optoelectronic materials, and photovoltaic devices, with a focus on perovskite and quantum dot solar cells. He earned his Ph.D. from Huazhong University of Science and Technology, China, where he later completed postdoctoral fellowships, including the prestigious China Postdoctoral Fellowship and the CAS President’s International Fellowship (PIFI). He has served in academic and research positions at Hazara University, the University of Sialkot, GC Women University, the National Center for Physics in Islamabad, and the Wuhan National Laboratory for Optoelectronics. Currently, he is an Associate Professor at the Department of Physics, Qilu Institute of Technology, China. Dr. Ahmad has published extensively in high-impact journals such as Advanced Materials, Nano-Micro Letters, and Solar RRL, and serves as a reviewer for leading international journals. His research excellence has been recognized with competitive grants and international collaborations across China and Pakistan.

Publication Profile

Google Scholar

Academic Journey

Assoc. Prof. Dr. Waqar Ahmad has pursued an inspiring academic journey marked by excellence and innovation in the field of physics and optoelectronic materials. He completed his Master’s degree in Physics at Hazara University, Mansehra, Pakistan, where his research focused on diamond-like carbon thin films for surgical tools, showcasing an early interest in applied materials science. Building upon this foundation, he advanced to doctoral studies at the School of Physics, Huazhong University of Science and Technology, China, where his Ph.D. research centered on the synthesis, fabrication, and extraction of doped carbonaceous nanomaterials for counter electrodes in dye-sensitized solar cells. His passion for renewable energy and materials innovation further led him to undertake a post-doctoral fellowship at the Wuhan National Laboratory for Optoelectronics, HUST, China, where he explored inorganic CsPbI3 perovskites and PbSe quantum dots for solar photovoltaic applications. His academic path reflects a deep commitment to advancing sustainable energy solutions through pioneering research.

Professional Experience

Assoc. Prof. Dr. Waqar Ahmad has built an extensive professional career through diverse teaching and research roles in leading institutions across China and Pakistan. He most recently served as an Associate Professor at the Qilu Institute of Technology in Jinan, Shandong, China, where he contributed to advanced studies in physics and materials science. Prior to this, he was an Assistant Professor at the GPL Laboratory, CIOMP, Chinese Academy of Sciences, and also held a parallel role in the Department of Physics at the University of Sialkot, Pakistan, reflecting his global academic presence. His earlier academic appointments include serving as Assistant Professor at GC Women University, Sialkot, and Lecturer positions at the College of Information Technology and the College of Advanced Scientific Techniques in Pakistan. In addition to teaching, he undertook postdoctoral research fellowships at Huazhong University of Science and Technology in China and the National Center for Physics in Islamabad, enriching his expertise in condensed matter physics and optoelectronic materials.

Awards

Assoc. Prof. Dr. Waqar Ahmad has been recognized with several prestigious awards, projects, and scholarships throughout his academic and research career, reflecting his excellence and dedication to scientific advancement. He was honored with the Chinese Academy of Sciences-President’s International Fellowship Initiative (CAS-PIFI) Visiting Scientist award, hosted by the GPL Laboratory at the Changchun Institute of Optics, Fine Mechanics and Physics in China, which allowed him to collaborate on cutting-edge research. He also secured a major research grant of five hundred thousand PKR from the Higher Education Commission of Pakistan for his project on “Template Assisted Electrochemical Synthesis of Nanowires to Improve the Efficiency of Energy Storage and Conversion Devices,” a significant contribution to the field of nanomaterials and energy devices. Earlier, he received the Young Scholar Program China Postdoctoral Fellowship at the Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology. Additionally, his doctoral studies were fully funded through a prestigious fellowship jointly awarded by the Ministry of Inter Provincial Coordination of Pakistan and the China Scholarship Council.

Research Focus

Assoc. Prof. Dr. Waqar Ahmad’s research primarily focuses on renewable energy materials, optoelectronics, and nanotechnology, with a strong emphasis on the development of next-generation photovoltaic devices. His work covers perovskite solar cells, lead-free halide double perovskites, and quantum dot solar cells, aiming to achieve high efficiency, stability, and environmental sustainability in energy conversion. He has contributed significantly to advancing inorganic CsPbI3 perovskite-based devices and PbSe quantum dot solar cells, which hold promise for tandem solar technologies. Beyond perovskites, his studies extend to dye-sensitized solar cells, counter electrode materials, and nanocomposites, where he has explored the use of carbon nanomaterials, metal oxides, and graphene-based structures for enhanced electrocatalytic activity and device performance. His interdisciplinary approach integrates condensed matter physics, materials science, and green synthesis methods, making his work impactful in both fundamental science and practical applications. Overall, his research contributes to sustainable energy solutions by bridging materials innovation with device engineering.

Publication Top Notes

Lead-free halide double perovskite materials: a new superstar toward green and stable optoelectronic applications
Year: 2019 | Citations: 398

Inorganic CsPbI3 Perovskite‐Based Solar Cells: A Choice for a Tandem Device
Year: 2017 | Citations: 356

Lead selenide (PbSe) colloidal quantum dot solar cells with >10% efficiency
Year: 2019 | Citations: 122

Low-temperature-processed SnO2–Cl for efficient PbS quantum-dot solar cells via defect passivation
Year: 2017 | Citations: 79

High-performance large-area perovskite photovoltaic modules
Year: 2022 | Citations: 73

Enhanced electrocatalytic activity by RGO/MWCNTs/NiO counter electrode for dye-sensitized solar cells
Year: 2015 | Citations: 52

Conclusion

Assoc. Prof. Dr. Waqar Ahmad is a highly suitable candidate for the Research for Best Researcher Award, given his strong academic profile, international recognition, and impactful contributions to solar energy and nanomaterials research. With further diversification and broader collaborations, he can continue to make pioneering contributions to the global scientific community.

 

Viviany Geraldo | Nanotechnology | Best Researcher Award

Prof. Dr. Viviany Geraldo | Nanotechnology | Best Researcher Award

Prof. Dr. Viviany Geraldo, Federal University of Itajubá, Brazil

Prof. Dr. Viviany Geraldo holds a PhD in Materials Science and Engineering from the University of São Paulo (USP), Brazil, with a sandwich period at Université Paris-Sud, France. She has a robust academic background, including a Master’s degree in Materials Science (USP) and a Bachelor’s in Physics from São Paulo State University (UNESP). Specializing in condensed matter physics, her research focuses on SnO₂ thin films, Sb doping, carbon nanotubes, and nanomaterial synthesis. 🧪

Publication Profile

Scopus

Academic Profile

Prof. Dr. Viviany Geraldo holds a PhD in Materials Science and Engineering from the University of São Paulo (USP, 2005), with a sandwich program at Université de Paris-Sud 🇧🇷🇫🇷. Her research, supervised by Prof. Dr. Valérie Briois and Prof. Luís Vicente de Andrade Scalvi, explored Sb-doped SnO2 properties via sol-gel methods. She completed her Master’s (2001) on SnO2 thin films and doping effects and a Bachelor’s in Physics (1998) at UNESP. She pursued postdoctoral studies at UFMG (2009–2011), focusing on new materials development. Prof. Geraldo is an expert in sol-gel processes, thin films, and Sb-doped SnO2. 🔬📜

 

Professional Career

Prof. Dr. Viviany Geraldo has an extensive teaching and research career. Since 2014, she has been a professor at FUNCESI, teaching Transport Phenomena and Physics courses. At UNIMINAS and Kennedy faculties, she lectured on Electromagnetism and Mechanics, totaling 180 hours per semester. As a postdoctoral researcher at UFMG (2009–2011), she contributed to electromagnetism studies and mobility engineering. Her early career includes synchrotron radiation research in Paris and Hamburg 🌍. Currently, she serves as a public servant, coordinating final engineering projects and contributing to academic councils. Prof. Geraldo specializes in innovative teaching for engineering and physics. 📚⚙️

 

Research Focus

Prof. Dr. Viviany Geraldo’s research focuses on the environmental applications of carbon nanotubes (CNTs) and their integration into construction materials and biomedical applications. Her work includes sustainable synthesis of CNTs using iron ore tailings 🌱, functionalization of CNTs for enhanced biocompatibility 🧬, and their application in reinforcing mortar and Portland-composite cement 🏗️. She also explores the toxicity and environmental impact of CNTs in biological systems 🐟 and evaluates innovative materials for regenerative medicine 💊. Her interdisciplinary research bridges nanotechnology, environmental sustainability, and material science, advancing green technologies and practical applications in construction and healthcare. 🌍✨

 

Publication Top Notes

  • 🌍 “Environmental and technical assessment on the application of slate waste in Portland-composite cement CEM II” – 2024 | Cited: 0
  • 🧪 “CNT grown in situ from iron ore tailings: simple dispersion and environmental sustainability” – 2023 | Cited: 0
  • 🏗️ “Synthesis and application of carbon nanotubes grown directly on pozzolanic clay” – 2023 | Cited: 0
  • 📚 “Carbon nanotube research developments: Published scientific documents and patents, synthesis, and production” (Book Chapter) – 2022 | Cited: 1
  • 🔬 “High-yield synthesis of carbon nanotubes in-situ on iron ore tailing” – 2021 | Cited: 6
  • 🧱 “Synthesis of carbon nanotubes on sand grains for mortar reinforcement” – 2020 | Cited: 12
  • 💉 “Carboxylated versus bisphosphonate SWCNT: Functionalization effects on the biocompatibility and in vivo behaviors in tumor-bearing mice” – 2019 | Cited: 11
  • 🐟 “Neurotoxicity in zebrafish exposed to carbon nanotubes: Effects on neurotransmitters levels and antioxidant system” – 2019 | Cited: 47
  • “High-yield synthesis of bundles of double- and triple-walled carbon nanotubes on aluminum flakes” – 2018 | Cited: 13
  • ❤️ “Evaluation of cardiovascular toxicity of carbon nanotubes functionalized with sodium hyaluronate in oral regenerative medicine” – 2014 | Cited: 14

Ream Nayal | Nanotechnology | Best Researcher Award

Dr. ReamNayal | Nanotechnology | Best Researcher Award

Dr. ReamNayal,Faculty of Pharmacy ,Aleppo university,Syria

Dr. Ream Nayal, a Syrian national, is an Assistant Professor at Aleppo University, specializing in Pharmaceutical Biology. Since 2009, she has been teaching Applied Pharmacognosy and Phytochemistry. Dr. Nayal holds a Ph.D. from the Free University of Berlin, where she researched the Aztecan sweet herb Lippia dulcis Trev. 🌿 She has served as Head of Departments at Aleppo and Arab Private University. Dr. Nayal has supervised numerous theses, published extensively, and registered a patent for a natural gel. She is multilingual and a member of various scientific societies.

 

Publication Profile

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Scopus

Orcid

Academic Qualification

Dr.Ream Nayal, a Syrian national, specializes in Pharmaceutical Biology and currently serves as an Assistant Professor and Researcher at Aleppo University. Since August 2009, Dr. Nayal has been teaching both undergraduate and postgraduate courses in Applied Pharmacognosy and Phytochemistry. Notably, Dr. Nayal has held several key academic positions, including Head of the Pharmacognosy Department at Arab Private University and Aleppo University. With a Ph.D. from the Free University of Berlin, Dr. Nayal has supervised numerous magister and doctoral theses. An active member of several scientific societies, Dr. Nayal has received awards for research and has published extensively on medicinal plants 🌿.

 

Research Focus

Dr. Ream Nayal’s research focus lies primarily in the field of pharmaceutical biology, with a strong emphasis on the phytochemical and pharmacological properties of medicinal plants. Her work includes investigating the anti-inflammatory, anti-obesity, and wound healing properties of various plant extracts, as well as their potential to combat diseases and improve health outcomes. Dr. Nayal has also explored the cytotoxic effects of plant compounds on cancer cells and the genotoxic protection offered by plant extracts. Her research is notable for its blend of traditional knowledge and modern scientific techniques.