Dr. Sami Ullah | Solar Cell | Best Researcher Award

Dr. Sami Ullah | Solar Cell | Best Researcher Award

Postdoc fellow, Institute of Physics, Slovak academy of sciences, Slovakia

Dr. Sami Ullah is a physicist specializing in photovoltaics, with over five years of research experience in perovskite solar cells. His expertise encompasses laser patterning, thin film preparation, materials characterization, device fabrication, and testing. His research focuses on scaling up perovskite technology, optimizing self-assembled monolayers (SAMs) deposition, vacuum deposition, charge transport layer engineering, and integrating 2D materials into optoelectronics, sensors, and energy harvesting applications.

Profile

Education

  • Ph.D. in Physics (Photovoltaics and Advanced Materials)
    University of Balochistan, Quetta, Pakistan (2019–2022)
    Thesis: Transport Layer Engineering of Efficient Perovskite Solar Cells

  • M.S. in Physics (Nanotechnology and Nanosciences)
    University of Balochistan, Quetta, Pakistan (2014–2016)
    Thesis: ZnO Nanostructure-Based Dye-Sensitized Solar Cells

Work Experience

  • Postdoctoral Researcher
    Institute of Physics, Slovak Academy of Sciences, Bratislava, Slovakia (May 2024–Present)
    Focus: Co-deposition of SAMs for stable inverted perovskite solar cells and fabrication of crystalline FAPbI₃-based p-i-n perovskite solar cells.

  • Lecturer
    Department of Physics, University of Balochistan, Quetta, Pakistan (2012–2024)
    Responsibilities: Teaching and conducting laboratory experiments.

  • Visiting Researcher
    Chimie ParisTech – PSL Research University, Paris, France (2021–2022)
    Achievements: Fabricated n-i-p perovskite solar cells with over 21% power conversion efficiency in a glove box environment.

  • Guest Researcher
    Institute of Physics, Slovak Academy of Sciences, Bratislava, Slovakia (2019–2020)
    Contributions: Engineered transport layers (SnO₂ and NiOₓ), fabricated n-i-p/p-i-n perovskite solar cells, and utilized 2D MXene (Ti₃C₂Tx) as an additive and interlayer.

Awards and Honors

  • Guest Researcher Scholarship
    Higher Education Commission (HEC) of Pakistan, 2021
    Awarded a one-year research stay at Chimie ParisTech, PSL-CNRS, Paris, France.

Research Focus

Dr. Ullah’s research aims to enhance the efficiency and stability of perovskite solar cells. His work on SAMs deposition techniques addresses interfacial charge recombination, improving energy band alignment and surface morphology. Additionally, his exploration of 2D materials like MXene aims to optimize charge transport layers, contributing to the development of high-performance, stable photovoltaic devices.ResearchGate

Publication Top Notes

  1. “Simulation-based optimization of CdS/CdTe solar cells incorporating MXene-enhanced SnO₂ buffer layer: insights from experimentally validated material properties”
    Journal: Solar Energy (2025)
    This study investigates the incorporation of MXene-enhanced SnO₂ buffer layers in CdS/CdTe solar cells, offering insights into material properties and optimization strategies.

  2. “Self-powered TENG probe for scanning surface charge distribution”
    Journal: Nanotechnology (2024)
    The paper presents a self-powered triboelectric nanogenerator (TENG) probe designed for scanning surface charge distributions, highlighting its potential applications in nanoscale measurements.

  3. “Tailoring the electronic properties of the SnO₂ nanoparticle layer for n-i-p perovskite solar cells by Ti₃C₂Tx MXene”
    Journal: Materials Today Communications (2023)
    This research explores the modification of SnO₂ nanoparticle layers with Ti₃C₂Tx MXene to enhance the electronic properties of n-i-p perovskite solar cells.

  4. “Mesoporous SnO₂ Nanoparticle-Based Electron Transport Layer for Perovskite Solar Cells”
    Journal: ACS Applied Nano Materials (2022)
    The article discusses the development of mesoporous SnO₂ nanoparticle-based electron transport layers, aiming to improve the performance of perovskite solar cells.

  5. “A synergistic effect of the ion beam sputtered NiOₓ hole transport layer and MXene doping on inverted perovskite solar cells”
    Journal: Nanotechnology (2022)
    This publication examines the combined effect of ion beam sputtered NiOₓ hole transport layers and MXene doping on the performance of inverted perovskite solar cells.

Conclusion

Dr. Sami Ullah demonstrates a robust and impactful research career characterized by:

  • Innovative contributions to perovskite and thin-film photovoltaics,
  • Cross-disciplinary work involving nanomaterials and sensors,
  • A consistent publication record in prestigious, peer-reviewed journals,
  • Valuable international research collaborations and national academic service.

 

 

Xiaomin Kang | Energy storage | Best Researcher Award

Assist. Prof. Dr. Xiaomin Kang | Energy storage | Best Researcher Award

University of South China, China

Prof. Xiaomin Kang is the Dean of the School of Mechanical Engineering at the University of South China. He holds a Ph.D. in Material Science and Engineering from Southwest Jiaotong University. Prof. Kang has been leading cutting-edge research in energy conversion and storage, with a particular focus on electrochemical reactions such as oxygen evolution/reduction and carbon dioxide conversion. He has actively contributed to numerous national and international research programs and is a core participant in the Shenzhen Innovative Research Team Program and other prestigious initiatives. Prof. Kang has published over 30 research papers and holds 5 patents, contributing significantly to the development of next-generation energy materials. His work is crucial for advancing clean energy solutions, particularly through electrochemical and material science innovations.

Profile

Education

Prof. Xiaomin Kang completed his undergraduate studies in Material Science and Engineering at Southwest Jiaotong University in 2011. He continued his academic journey at the same institution, earning a Ph.D. in 2017. His doctoral research focused on the development of advanced materials for energy applications, contributing to advancements in the field of electrochemical energy storage. After completing his Ph.D., he worked as a postdoctoral researcher in the group of Prof. Luo Jinglli, a Fellow of the Canadian Academy of Engineering. This experience allowed him to further specialize in energy storage and conversion devices, particularly in the areas of oxygen evolution/reduction reactions and CO2 electroreduction. His educational background laid the foundation for his career as a researcher, educator, and leader in the field of mechanical and energy engineering.

Experience

Prof. Xiaomin Kang has a diverse and accomplished career in the field of energy storage and conversion technologies. He began his professional journey as a postdoctoral researcher at Shenzhen University in 2017, specializing in material science and energy applications. In 2020, he became an associate research fellow at Shenzhen University, where he contributed to numerous research projects on energy storage materials and electrochemical processes. In 2022, Prof. Kang was appointed as an associate professor and principal investigator at the University of South China. He currently leads various research projects, including a National Natural Science Foundation of China-funded project and an innovative research program in Shenzhen. His work is instrumental in advancing energy storage technologies and contributing to sustainable energy solutions. Prof. Kang’s leadership and research have significantly impacted the development of energy materials and fuel cells, garnering both national and international recognition.

Research Focus

Prof. Xiaomin Kang’s research focuses on the development of advanced materials for energy storage and conversion, particularly in the fields of electrochemical energy storage, hydrogen production, and carbon dioxide reduction. His primary research interests include exploring the oxygen evolution/reduction reactions (OER/ORR) and the electrochemical conversion of CO2 at room temperature. Prof. Kang is dedicated to developing novel catalysts and materials that can efficiently store and convert energy, contributing to sustainable energy solutions. His research also explores the integration of phase change materials for thermal management in lithium-ion batteries. His work aims to address global challenges related to clean energy production, storage, and utilization. He is involved in several high-impact research programs, focusing on hydrogen energy, fuel cell materials, and the development of graphene-based anti-corrosion materials. Prof. Kang’s innovative research has the potential to revolutionize energy technologies, making a significant impact on environmental sustainability and energy efficiency.

Publication Top Notes

  • “Comprehensive Application of Phase Change Materials in Lithium‐Ion Battery Thermal Management: From Single Cooling to Coupled Systems” ⚡🔋
  • “NiFe-LDH nanosheets with high activity in three dimensions on NiFe foam electrode for water oxidation” 💧⚙️
  • “On the role of Zn and Fe doping in nitrogen-carbon electrocatalysts for oxygen reduction” 🧪🔋
  • “An Insight in the role of dopamine acted in the electroless deposition process using atomic force microscopy based single molecule force spectroscopy” 🔬🧠
  • “Capturing critical gem-diol intermediates and hydride transfer for anodic hydrogen production from 5-hydroxymethylfurfural” 🚀🌍
  • “Copper-based metal-organic frameworks for electrochemical reduction of CO2” 🌱⚡
  • “N and S dual-coordinated Fe single-atoms in hierarchically porous hollow nanocarbon for efficient oxygen reduction” 🌿⚙️
  • “Surface Spin Enhanced High Stable NiCo2S4 for Energy-Saving Production of H2 from Water/Methanol Coelectrolysis” 🔋💨
  • “Co7Fe3 Nanoparticles Confined in N-Doped Carbon Nanocubes for Highly Efficient, Rechargeable Zinc-Air Batteries” ⚡🔋
  • “Contact Characteristics and Tribological Properties of the Weaving Surface of Mn-Cu and Fe-Zn Damping Alloys” 🔧🛠️
  • “Coordination Effect-Promoted Durable Ni(OH)2 for Energy-Saving Hydrogen Evolution from Water/Methanol Co-Electrocatalysis” 🔋💡
  • “Densely packed ultrafine SnO2 nanoparticles grown on carbon cloth for selective CO2 reduction to formate” 🌍🔋
  • “ZnS anchored on porous N, S-codoped carbon as superior oxygen reduction reaction electrocatalysts for Al-air batteries” 🧪⚡
  • “Copper-cobalt-nickel oxide nanowire arrays on copper foams as self-standing anode materials for lithium-ion batteries” 🔋⚡