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Search results for metal-organic frameworks

Materials Science Mar 10, 2022

Roadmap for finding new functional porous materials

The discovery of new structures holds tremendous promise for accessing advanced functional materials in energy and environmental applications. Although cage-based porous materials, metal-organic polyhedra (MOPs), are attracting ...

Materials Science Mar 7, 2022

Breaking down how 'single-atom' catalysts help remove organic pollutants

Researchers from Tokyo Metropolitan University have discovered key clues behind the workings of "single-atom" catalysts based on iron-pyridine sites in a carbon matrix. They firstly developed a new, simple synthesis method ...

Materials Science Feb 25, 2022

A new, inexpensive catalyst speeds the production of oxygen from water

An electrochemical reaction that splits apart water molecules to produce oxygen is at the heart of multiple approaches aiming to produce alternative fuels for transportation. But this reaction has to be facilitated by a catalyst ...

Nanomaterials Feb 21, 2022

Metal mix and match: An unexpected discovery could improve the crystallinity of coordination nanosheets

Coordination nanosheets are a new and emerging class of two-dimensional materials, rapidly gaining importance in the field of nanomaterials. They consist of metal ions and organic ligand molecules, linked to each other to ...

Materials Science Feb 18, 2022

Novel metal-organic frameworks photocatalysts boost water splitting to produce hydrogen

Photocatalytic water splitting to produce hydrogen is one of the ideal ways to convert solar energy into chemical energy. However, developing efficient photocatalysts with a wide range of visible-light absorption for this ...

Materials Science Feb 15, 2022

Scientists report breakthrough in transuranium actinide chemical bonding

Scientists from The University of Manchester have managed to successfully make a transuranium complex where the central metal, here neptunium, forms a multiple bond to just one other element. Enabling study of such a bonding ...

Nanomaterials Feb 15, 2022

Record-breaking chemical reactivity with nanometer-scale sponge

Catalysts are often solid materials whose surface comes into contact with gases or liquids, thereby enabling certain chemical reactions. However, this means that any atoms of the catalyst that are not on the surface serve ...

Optics & Photonics Jan 28, 2022

Precision machining produces tiny, light-guiding cubes for advancing info tech

Drilling with the beam of an electron microscope, scientists at the Department of Energy's Oak Ridge National Laboratory precisely machined tiny electrically conductive cubes that can interact with light and organized them ...

Astrobiology Jan 28, 2022

Extremely harsh volcanic lake shows how life might have existed on Mars

A few specialist microbes survive conditions analogous to those of Mars' early history, reports a new publication in Frontiers in Astronomy and Space Science—and this may be thanks to a broad range of adaptations. The hydrothermal ...

Environment Jan 25, 2022

97% of Latin America's e-waste is improperly managed and includes an annual $1.7 billion in recoverable materials

Electronic waste in 13 Latin American countries rose by 49% between 2010 and 2019, roughly the world average, but just 3% was collected and safely managed, a fraction of the 17.4% global average, according to the UN's first ...

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