KAUST's Functional Nanomaterials Laboratory (FuNL), led by Prof. Osman Bakr, focuses on synthesizing nanomaterials with novel optical, electronic, and magnetic properties for solar cells and other devices. The lab's research centers on controlling the size and composition of nanoparticles to optimize light absorption across different wavelengths. Unlike silicon-based solar cells, nanoparticle-based solar cells can be processed at low temperatures and potentially integrated with roll-to-roll printing. Why it matters: This research could lead to more efficient and versatile solar energy solutions, including printable photovoltaic thin films for buildings and flexible electronics.
KAUST researchers led by Andrea Fratalocchi are developing a nanomaterial, initially recognized as the "blackest black" by Guinness World Records, to enhance solar cell efficiency. The material, made from gold nanoparticles, absorbs over 99% of visible light and 98% of infrared. The team is working to create the material from less costly alternatives to gold for energy production applications. Why it matters: This research could lead to significant advancements in solar energy harvesting, addressing a critical need for efficient light absorption in renewable energy technologies within the region and globally.
KAUST faculty member Enrico Traversa is researching nanostructured materials for sustainable development in energy, environment, healthcare, and solid oxide fuel cells (SOFCs). His work focuses on developing next-generation SOFCs based on chemically stable proton-conducting electrolytes to reduce operating temperatures. Traversa also develops scaffold biomaterials for tissue regeneration, aiming to create heart tissue using patient-derived stem cells. Why it matters: This research contributes to KAUST's focus on energy, water, environment and food, with potential for advancements in clean energy and regenerative medicine.
KAUST Ph.D. student Amal Mohammed Alamri was a finalist in the July 2018 IEEE nanoArt Competition, part of the 18th IEEE International Conference on Nanotechnology in Cork, Ireland. Her work, displayed at University College Cork and Crawford/CIT Gallery, involved stacking n-type MoS2 single crystal with p-type perovskite CH3NH3PbBr3 single crystal. Alamri's IEEE Nano paper entitled "Photonic Single Crystal Heterostructures based on Perovskites/Molybdenum disulfide" was also presented at the conference. Why it matters: This highlights KAUST's contribution to nanotechnology research and its students' participation in international scientific events.
Ghada Ahmed, a fourth-year Ph.D. student at KAUST's Solar Center, researches semiconductor nanocrystals under the supervision of Assistant Professor Omar Mohammed. Her work focuses on the colloidal synthesis of quantum dots and nanocrystals with controlled sizes and shapes. She aims to understand photogenerated charge carrier dynamics and reaction mechanisms to optimize energy-efficient devices. Why it matters: This research contributes to advancements in materials science and renewable energy technologies within the Kingdom.
KAUST Ph.D. student Amira Alazmi won the Nanoscale poster prize at the Royal Society of Chemistry Symposium 2018 in London for her work on cobalt ferrite/reduced graphene oxide composites as a T2 contrast agent for magnetic resonance imaging. Her research focuses on understanding the synthesis of graphite oxide and reduced graphene oxide. Alazmi's work demonstrates the importance of selecting graphene oxide synthesis methods based on the intended application. Why it matters: This award recognizes the high-impact research being conducted at KAUST and highlights the importance of materials science in advancing medical imaging technologies.
KAUST has acquired a BM Pro plasma-enhanced chemical vapor deposition (PE-CVD) reactor from AIXTRON for wafer-scale deposition of graphene and carbon nanotubes. The reactor, capable of handling up to 4-inch substrates, will be used by Professor Pedro Da Costa's research team initially, before being opened up to other researchers at KAUST. AIXTRON's VP highlighted the system's uniformity, scalability, rapid heating, and plasma-based processing for growing graphene and nanotubes. Why it matters: This advanced tool enhances KAUST's research capabilities in carbon nanostructures, positioning the university as a leading center for materials science and nanotechnology research in the region.
KAUST researchers, in collaboration with Nanyang Technological University, have discovered a unique chiral structure in gold nanowires. The nanowires exhibit a Boerdijk-Coxeter-Bernal (BCB) helix structure, achieved through a seed-mediated substrate growth method, reaching a minimum diameter of 3 nanometers. High-resolution transmission electron microscopy (HRTEM) at KAUST was crucial in revealing the structure. Why it matters: This breakthrough in chiral metallic nanowire production could lead to advancements in chemical separation, sensing, and catalysis due to the unique properties of chiral crystals.