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Astrobiology Oct 21, 2022

Meteorites and simple metals as catalysts for metabolic pathways at the origin of life

Researchers from the University of Strasbourg have demonstrated that hydrogen gas and simple metals or meteorites cause parts of the reverse Krebs cycle to occur without enzymes. Some version of this metabolic pathway is ...

Analytical Chemistry Oct 17, 2022

Multiscale dynamical cross-talk in zeolite-catalyzed methanol-to-olefins reaction

Methanol-to-olefins (MTO) conversion, one of the most important reactions in C1 chemistry, has proven to be the most successful non-petrochemical industrialized routes for producing light olefins. Dalian Institute of Chemical ...

Nanomaterials Oct 17, 2022

Researchers develop efficient oxygen catalysts for lithium-oxygen batteries

Lithium-oxygen (Li-O2) batteries are promising due to their high theoretical energy density. However, the poor catalytic performance of the technology's air cathode impeded its commercialization.

Materials Science Oct 13, 2022

Light-driven process for synthesis of important polyfluoroaryl carboxylic acids with carbon dioxide

Carbon dioxide (CO2) is a notorious greenhouse gas and also a promising building block in synthetic chemistry due to its abundance, easy availability, nontoxicity, and recyclability. However, the inert nature of CO2 has a ...

Analytical Chemistry Oct 10, 2022

Metal-organic frameworks behave like enzymes in catalysis

The construction of substrate-specific nanopockets in metal-organic frameworks (MOFs) with allosteric effects has been demonstrated to facilitate the formation of the transition state in catalytic reactions, as enzymes do.

Materials Science Oct 3, 2022

Artificial enzyme splits water more efficiently

Mankind is facing a central challenge: It must manage the transition to a sustainable and carbon dioxide-neutral energy economy.

Analytical Chemistry Sep 30, 2022

Inexpensive, reusable Mn catalysts make for efficient alkylation of ketones with alcohols

When synthesizing new compounds, it is advantageous to have reactants that are widely available and a simple method which produces a high yield of products with little waste (undesirable byproducts). In this regard, the alkylation ...

Analytical Chemistry Sep 28, 2022

Three microscopes see more than two

One has to look very closely to understand what processes take place on the surfaces of catalysts. Solid catalysts are often finely structured materials made of tiny crystals. There are various microscopies to monitor chemical ...

Analytical Chemistry Sep 28, 2022

Synergistic catalysts for high-efficiency hydrogen storage

Hydrogen energy is regarded as promising renewable energy. However, the development of hydrogen energy is restricted by the safe and efficient storage and transportation of hydrogen. Therefore, it remains challenging to explore ...

Analytical Chemistry Sep 26, 2022

Molecular-level design strategy could hold the key to boosting commercial hydrogen production

Our excessive consumption of fossil fuels is responsible for some of the major societal challenges we are facing, from climate change to pollution. Hydrogen is considered a green alternative to fossil fuels, and alkaline ...

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