Articles tagged with Nanoclusters
Researchers have explained why platinum nanoclusters facilitate the hydrogenation reaction used to produce ethane from ethylene. The shape of these small clusters dramatically affects reaction efficiency, contradicting macro-scale observations. The findings may apply to other catalysts and reactions at the nanoscale.
Scientists have determined the dynamical behavior of a water-soluble gold nanocluster's ligand layer, a crucial step towards understanding its interactions with the environment. This breakthrough enables precise control over the functionalization of ligated nanoparticles for various applications.
Researchers at Los Alamos National Laboratory have developed a new DNA-templated gold nanocluster that enhances electron transfer in enzymatic fuel cells. The AuNC facilitates oxygen reduction reactions, lowering overpotential and increasing electrocatalytic current densities.
Gold nanoclusters of 102 and 144 atoms show distinct behavior, with smaller clusters acting like giant molecules and larger ones exhibiting metallic properties. These findings have significant implications for developing bioimaging and sensing technologies based on metal-like clusters.
Researchers have catalogued the structural diversity of metallic nanoclusters into families using a new numerical simulation method. This breakthrough enables tailoring of specific properties and has potential applications in nanocatalysis and magnetic storage.
Researchers at Berkeley Lab develop a new technique to create sustainable heterogenized homogeneous nanocatalysts with high reactivity and selectivity. This breakthrough combines the best properties of both heterogeneous and homogeneous catalysts, enabling control over product distribution in industrial chemistry processes.
UCF researchers have made a breakthrough in nanotechnology by developing nanoclusters that can diffuse high-energy laser beams. These tiny clusters of gold particles have the potential to protect pilots and sensitive equipment from destructive lasers, providing a new level of safety for these applications.
Researchers at University of Oregon have synthesized a new metal-hydroxide compound with high yields, potentially leading to greener semiconductor processes. The discovery uses a novel additive to optimize crystallization, allowing for rapid production of nanoclusters suitable for large-area applications.
Scientists have developed a new instrument to create model nanocatalysts of molybdenum sulfide with atomic precision. The most reactive nanocluster had six atoms of molybdenum and eight atoms of sulfur, showing promise for improving hydrodesulfurization processes.
Scientists create model nanocatalyst with controlled molybdenum sulfide nanocluster size and structure. This innovation enables designing more efficient nanocatalysts for hydrodesulfurization processes, reducing pollution from natural gas and petroleum products.
Researchers at Argonne National Laboratory have discovered the structure of plutonium nanoclusters, which are responsible for contaminating groundwater. The clusters, made up of 38 plutonium atoms, can spread contamination further than expected and are difficult to remove.
Researchers found that gold nanoclusters can change shape under an applied electric field, transforming from a three-dimensional structure to a planar flat structure. Oxygenation of gold nanowires also enables magnetic properties, with conductive behavior up to a certain length and insulating behavior beyond.
By using synthetic DNA to recognize and bind to complementary DNA on nanoparticles, researchers can control the self-assembly of gold nanoparticles into clusters. This technique provides precise control over nanoparticle assembly, enabling the creation of well-organized nanoclusters.
Researchers at Georgia Institute of Technology have developed optoelectronic devices based on silver nanoclusters that can perform addition and other complex logic operations. The devices use electroluminescence to produce optical output, allowing for read-out without electrical contacts.
Chemists observed significant improvement in catalyst performance when changing support material, leading to up to ten-fold increase in efficiency. The researchers created nearly uniform nanoclusters of iridium atoms and found that the catalytic clusters and support were chemically bonded.