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News articles about "Catalysis"

RNA controls splicing during gene expression, further evidence of 'RNA world' origin in modern life

RNA, RNA, RNA, RNA, Gene, RNA, Gene, RNA
RNA is the key functional component of spliceosomes molecular machines that control how genes are expressed report scientists from the University of Chicago online Nov 6 in Nature The discovery establishes that RNA not protein ... - Read More

Three-dimensional carbon goes metallic

Carbon, carbon
A theoretical three dimensional 3D form of carbon that is metallic under ambient temperature and pressure has been discovered by an international research team The findings which may significantly advance carbon science are published online ... - Read More

'Molecular Velcro' may lead to cost-effective alternatives to natural antibodies

Antibodies
Taking inspiration from the human immune system researchers at the U S Department of Energy's Lawrence Berkeley National Laboratory Berkeley Lab have created a new material that can be programmed to identify an endless variety ... - Read More

Neutrons, electrons and theory reveal secrets of natural gas reserves

Natural gas, Gas
Gas and oil deposits in shale have no place to hide from an Oak Ridge National Laboratory technique that provides an inside look at pores and reveals structural information potentially vital to the nation's energy ... - Read More

Nanocrystal catalyst transforms impure hydrogen into electricity

Catalyst
The quest to harness hydrogen as the clean burning fuel of the future demands the perfect catalysts nanoscale machines that enhance chemical reactions Scientists must tweak atomic structures to achieve an optimum balance of reactivity ... - Read More

Speedy chemical reaction captured in mid-stride

In synthetic chemistry making the best possible use of the needed ingredients is key to optimizing high quality production at the lowest possible cost The element rhodium is a powerful catalyst a driver of chemical ... - Read More

Simple textiles can be used with catalysts to enable complex chemical reactions

Complex, Catalysts, Reactions
In future it will be much easier to produce some active pharmaceutical substances and chemical compounds than was the case to date An international team working with chemists from the Max Planck Institut für Kohlenforschung ... - Read More

Researchers Capture Speedy Chemical Reaction in Mid-Stride

can tell chemists a great deal about the processes and their efficiency However intermediates normally exist for a second or less before moving to the next step in the reaction making them extremely difficult to ... - Read More

How the newest diesel engines emit very little greenhouse gas nitrous oxide

Gas
The newest catalytic converters in diesel engines blast away a pollutant from combustion with the help of ammonia Common in European cars the engines exhaust harmless nitrogen and water How they do this hasn't been ... - Read More

Reproducing nature's chemistry: Researchers alter molecular properties in a new way

In their search for molecules with certain characteristics chemists have produced millions of new increasingly complex synthetic materials by altering molecules' chemical structures Taking cues from nature Northwestern University researchers have recently tested a new ... - Read More

Chemists develop 'fresh, new' approach to making alloy nanomaterials

Nanomaterials, nanomaterials
Chemists in The College of Arts and Sciences have figured out how to synthesize nanomaterials with stainless steel like interfaces Their discovery may change how the form and structure of nanomaterials are manipulated particularly those ... - Read More

New materials for bio-based hydrogen synthesis: Synthetic biology enables spontaneous protein activation

New materials, Spontaneous, Synthesis
Researchers at the Ruhr Universität Bochum RUB have discovered an efficient process for hydrogen biocatalysis They developed semi synthetic hydrogenases hydrogen generating enzymes by adding the protein's biological precursor to a chemically synthesized inactive iron ... - Read More

A crystal of a different color: One chemical forms two colors of crystals, sheds insight on agostic bonds important in industrial catalysis

Crystals, Crystal
Chemists have unexpectedly made two differently colored crystals one orange the other blue from one chemical in the same flask while studying a special kind of molecular connection called an agostic bond The discovery reported ... - Read More

Seemingly competitive co-catalysts cooperate to accelerate chemical reaction

A new computationally inspired approach has led a team of Boston College chemists to re conceptualize a highly valued catalytic process dramatically increasing the efficiency of a chemical transformation that selectively produces chiral or handed ... - Read More

Watching catalysts at work at the atomic scale

Atomic, Catalysts
Developing materials with novel catalytic properties is one of the most important tasks in energy research It is especially important to understand the dynamic processes involved in catalysis at the atomic scale such as the ... - Read More

New way to study and improve catalytic reactions

Catalysts are everywhere They make chemical reactions that normally occur at extremely high temperatures and pressures possible within factories cars and the comparatively balmy conditions within the human body Developing better catalysts however is mainly ... - Read More

Diamond Catalyst Shows Promise in Breaching Age-Old Barrier

as a potential new catalyst for the reduction process Diamond the Wisconsin team found can facilitate the reduction of nitrogen to ammonia under ambient temperatures and pressures Like all chemical reactions the reduction of nitrogen ... - Read More

Computational chemistry draws for first time 'interactive cartographic map' of enzymes during chemical reactions

Knowing how enzymes work is key to control the chemical processes involving these biological macromolecules that have countless applications in the fields of medicine and industry Computational chemistry has enabled to draw for the first ... - Read More

Efficient and inexpensive: Researchers develop catalyst material for fuel cells

Catalyst, Fuel, Fuel cells
Efficient robust and economic catalyst materials hold the key to achieving a breakthrough in fuel cell technology Scientists from Jülich and Berlin have developed a material for converting hydrogen and oxygen to water using a ... - Read More

Simple and inexpensive process to make a material for carbon dioxide adsorption

Material, Adsorption, Carbon, Carbon dioxide, Carbon dioxide, Adsorption, Material, carbon
Researchers from Ulsan National Institute of Science and Technology UNIST S Korea developed a novel simple method to synthesize hierarchically nanoporous frameworks of nanocrystalline metal oxides such as magnesia and ceria by the thermal conversion ... - Read More
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