A team of Chinese scientists has developed a high-performance iron-based catalyst for proton exchange membrane fuel cells (PEMFCs), which could potentially reduce reliance on scarce and expensive platinum. The new design enables record efficiency and long-term durability, achieving an oxygen reduction overpotential as low as 0.34 V.
Researchers develop novel synthesis method for multi-shelled gold clusters and precisely remove atoms to study magnetic spin influence on catalytic behavior. They find that spin density concentrates more on iodine atoms than sulfur atoms, indicating potential role in tuning catalytic properties.
Researchers developed a novel strategy for designing MOFs, merging bottom-up and top-down approaches to explore structures based on metal clusters. The Up-Down Approach enables the creation of novel materials with tailored properties, including high chemical stability and diverse chemical properties.
Researchers have observed symmetry-breaking dynamics in ionized CO₂ dimers, leading to the formation of CO₃ moieties. This phenomenon has significant implications for atmospheric chemistry and astrochemistry, providing new insights into molecular behavior under extreme conditions.
Researchers create diamond film at 1 atm pressure and 1025°C using a novel liquid metal alloy, breaking the high-pressure requirement. The synthesized diamond has a high purity and unique silicon-vacancy color centers, opening new avenues for applications in magnetic sensing and quantum computing.
Researchers at Ulsan National Institute of Science and Technology (UNIST) have identified seven types of zirconium metal clusters found in MOFs and fourteen potential new metal building blocks. This discovery provides a crucial clue to accelerate the development of carbon-neutral porous materials.
Researchers at the University of Freiburg have created a novel deelectronator made from a commercially available chemical, allowing for the production of previously unknown cluster cations. This breakthrough enables the efficient removal of electrons while preserving complex structures.
Researchers at Jacobs University have discovered a new class of compounds with anionic metal-oxo clusters that exhibit unique properties. The discovery has the potential to lead to breakthroughs in biomedical studies and industrial catalysis, as well as carbon dioxide reduction.
Scientists at Okayama University developed a new technique to analyze dendrite formation in rechargeable batteries, improving safety. They discovered that quasimetallic Li clusters act as a buffer for dendrite formation in hard carbon electrodes, providing valuable insight into overcoming lithium dendrite formation limitations.
Researchers found that defects at the interface between silicon carbide and silicon dioxide can compromise its efficiency. However, altering oxidation parameters can reduce these defects, potentially leading to improved performance. This discovery could contribute to more effective use of electrical power.
Researchers used time-resolved small-angle x-ray scattering to observe ultra-fast carbon clustering and graphite production in PBX 9502, leading to improved computer models of explosive performance. The study found a higher percentage of graphite than previously expected.
Researchers at Ulsan National Institute of Science and Technology (UNIST) have developed a new type of carbon nanomaterial that can change shapes and colors depending on the solvent used. The material exhibits tunable emission spanning a wide range of colors in various solvents.
Researchers developed a new process to create graphene from ethene, using higher temperatures than previous methods. The technique could open up new applications for graphene due to its lower cost and simplicity.
Researchers found that stable nanoclusters of calcium carbonate form in water with a small quantity of dissolved calcium carbonate, not as previously thought. This discovery may help explain the structure of biominerals and provide insights into coping with lime scale in washing machines.