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Chemistry World April 19, 2012 Amy Middleton-Gear |
Catalyst delivery and recovery using MOFs Although heteropolyacids are excellent homogeneous polyoxometalate catalysts, recovering these molecules at the end of a reaction is often tricky and can have an impact on their application.  |
Chemistry World May 21, 2009 James Urquhart |
Catalyst kinetics revealed French and UK scientists have developed a spectroscopy technique that has elucidated the reaction mechanism of a silver-alumina catalyst.  |
Chemistry World April 2012 Rutger van Santen |
The Complex Paradox of Science Science can provide solutions for society, but only if it is given the freedom to find the unexpected.  |
Chemistry World December 23, 2015 Karl Collins |
Scratching chiral surfaces There are numerous challenges to developing reactions that exploit chiral surfaces, or employ molecular modifiers (ligands) to create a chiral surface environment and control the stereoselectivity of a transformation.  |
Chemistry World September 13, 2013 Anthony King |
Spinning a catalytic yarn Scientists in Germany have revealed a revolutionary new support for catalysts -- cloth. They succeeded in permanently securing organocatalysts onto nylon using ultraviolet light, without any need for chemical modification.  |
Reactive Reports March 2005 David Bradley |
Losing the Sulfur Dutch researchers have figured out why the activity of catalysts used to produce clean fuels gradually falls. Their findings show that loss of sulfur atoms from the catalyst itself is to blame and could lead to a way to remedy the situation.  |
Chemistry World September 22, 2015 Andy Extance |
Firming COFs up takes Michael reaction catalysis forward By making formerly fragile covalent organic frameworks resistant to harsh conditions, researchers have created what they think could be a powerful new catalyst concept.  |
Chemistry World November 7, 2012 James Urquhart |
On the road to more energetic biofuels US researchers have developed a way to create precursor molecules of petrol, diesel and jet fuel by combining biological fermentation with chemical catalysis.  |
Chemistry World May 30, 2013 Andy Extance |
Catalyst duo exerts powerful stereocontrol Chemists from the Swiss Federal Institute of Technology, ETH Zurich, have teamed chiral catalysts in pairs to selectively drive a reaction towards desired stereoisomeric products with high selectivity.  |
Chemistry World January 6, 2010 Phillip Broadwith |
Enzymes do the twist The way enzyme catalysts bind molecules to speed up their reactions is not as simple as once thought, say chemists from the UK and Spain.  |
Chemistry World June 1, 2006 Michael Gross |
New Twists on Catalysis Chemists around the world have discovered several new twists to improve the performance of asymmetric catalysts in hydrogenation reactions.  |
Chemistry World April 25, 2010 Hayley Birch |
New strategy yields best ever catalyst for ammonia decomposition US researchers have developed a new strategy for predicting bimetallic catalysts.  |
Chemistry World December 3, 2010 Elinor Richards |
Graphene catalyst comes out on top Sulfonated graphene solid acid catalysts could be cheap, environmentally friendly alternatives to concentrated sulfuric acid for use in industry because they can be recycled, say scientists from China.  |
Chemistry World November 26, 2012 Laura Howes |
Protein coat prepares catalyst for cascades By protecting a transition metal catalyst with a protein coat, scientists have managed to couple up biocatalysts and chemical catalysts to perform a cascade reaction.  |
Chemistry World October 1, 2010 Hayley Birch |
On-off catalyst mimics enzyme function US and Japanese researchers have created an enzyme-like catalyst whose activity can be switched on or off using small molecules.  |
Chemistry World May 19, 2014 Polly Wilson |
Photooxidation system that's membrane-bound for success For the first time, a water oxidation catalyst and photosensitiser have been co-embedded into a membrane to make an artificial water photooxidation system.  |
Chemistry World September 18, 2011 James Mitchell Crow |
Zeolites under the fluorescence microscope Bert Weckhuysen and his colleagues at Utrecht University in the Netherlands, in collaboration with US chemical company Albemarle, have shown that confocal fluorescence microscopy can be used to probe the properties and performance of zeolites, arguably the most important industrial catalysts.  |
Chemistry World April 11, 2011 Laura Howes |
Pocket sized fuel cell, a step closer A new catalyst for hydrogen evolution could see you carry around a fuel cell in your pocket to power electronic devices.  |
Chemistry World April 18, 2012 Elinor Richards |
Homogeneous Catalyst Recovery Made Easier Scientists have now found a way to recover homogeneous catalysts at the end of a chemical reaction that doesn't suffer from the slow reaction rates that affect current catalyst recovery systems.  |
Chemistry World April 7, 2015 Hugh Cowley |
The Goldilocks of heterogeneous catalysis An international team of scientists has tethered palladium to a metal -- organic framework support using thiol groups normally associated with catalyst poisoning  |
Chemistry World June 4, 2013 Emily Skinner |
Homogeneous catalysis for nanoscale surface designs Scientists in France have combined homogeneous catalysis and atomic force microscopy to create intricate surface patterns.  |
Chemistry World February 24, 2015 Phillip Broadwith |
Catalytic carbon dioxide convertors The world's demand for energy, and the resultant carbon dioxide emissions, are drastically changing our climate. UK startup Econic Technologies is developing catalysts that could take some of that CO 2 and lock it up in high-performance polymer materials.  |
Chemistry World October 9, 2014 Richard Massey |
Ionic liquid-gas interfaces: more than a surface glance Research by scientists in the UK suggests that small changes in the nature of binary ionic liquid systems can significantly alter their surface composition.  |
Chemistry World November 28, 2013 Andy Extance |
Base metal catalysts strike hydrogenation gold Three teams have shown that chemists need not rely only on expensive and toxic precious metal catalysts for hydrogenation -- they've found complementary alternatives based on cheap, abundant and safer transition metals.  |
Chemistry World August 20, 2008 |
Gold's Magic Number A new gold catalyst developed by UK chemists can catalyse hydrocarbon oxidation, using O 2 as the only oxidant. But catalyst particle size is critical - above 2nm diameter, the catalyst loses all activity.  |
Chemistry World May 9, 2014 Jennifer Newton |
Stan Golunski: Sustaining catalytic collaborations Stan Golunski is a professor of catalysis and deputy director of the Cardiff Catalysis Institute. His research is in areas of heterogeneous catalysis that can be applied both synthetically and for environmental control.  |
Chemistry World January 30, 2009 Hayley Birch |
Nanocrystals Get in Shape for Catalysis New research in fine tuning the shape and size of nanoparticles could lead to important advances in catalysis.  |
Chemistry World April 9, 2010 Mike Brown |
Going for silver: green plastic production Scientists in the US have identified a new class of catalyst based on subnanometer clusters of three silver atoms that could provide a greener route to propylene oxide - a key intermediate used to make thousands of everyday products  |
Chemistry World November 12, 2008 Lewis Brindley |
Microscope Reveals Catalyst Secrets A promising technique for watching catalysts in action could provide new insights into how they work, report scientists in the Netherlands.  |
Chemistry World March 19, 2008 Kira Welter |
'Designer' Catalyst Fights Fuel Cell Poisoning US scientists have designed a contaminant commonly found in hydrogen used to run fuel cells from first principles nanoparticles that efficiently oxidize carbon monoxide (CO)  |
Chemistry World December 3, 2014 Cally Haynes |
One rotaxane, two catalytic stories A two-site supramolecular catalyst that can be programmed to mediate different reactions depending on its conformation has been designed by researchers in the UK.  |
Chemistry World June 27, 2013 Emma Eley |
Sustainable iron catalyst for clean hydrogenation An international team of chemists has reported a clean and green way to perform one of the most important industrial reactions for pharmaceutical and petrochemical synthesis.  |
Chemistry World August 22, 2008 Emma Davies |
Biofuels coming to a town near you? A new Fischer-Tropsch catalyst could offer the potential for agricultural waste to be turned into biofuel at small local plants  |
Chemistry World March 21, 2014 Hamish Crawford |
Waste plastics unzipped into useful chemicals A team from Northland College in Wisconsin, and from the University of Wisconsin-Eau Claire, have developed a way to depolymerize polyesters and polycarbonates into diols and methanol, using ruthenium based pincer catalysts.  |
Chemistry World February 25, 2014 Simon Hadlington |
Synthetic 'textbook model' of a biological catalyst Scientists have developed a simple two-molecule chemical analogue of an enzyme and its substrate that neatly illustrates the fundamental principles of biological catalysis.  |
Chemistry World September 4, 2008 Fred Campbell |
Two catalysts better than one US researchers have cracked a long standing problem in chemical synthesis - the catalytic alpha-alkylation of aldehydes - by combining two catalysts in one pot.  |
Chemistry World March 8, 2011 Jon Cartwright |
Carbon nanotubes - a boon for chiral catalysts Researchers in China have created a new catalyst that could help in the production of chiral molecules for medical drugs. The catalyst, which consists of platinum nanoparticles encapsulated in carbon nanotubes, is the most active of its type ever reported.  |
Chemistry World April 19, 2012 Simon Hadlington |
Controlling an organocatalyst with pH UK chemists have designed an organocatalyst that can be mechanically switched on and off simply by changing the pH.  |
Chemistry World October 8, 2008 James Mitchell Crow |
Clever catalysts promise commercial advantage Smarter catalysts that could help the chemical industry to cut costs and beat ever-more stringent government regulations were showcased at CPhI, the pharmaceutical ingredient trade show, held in Frankfurt, Germany.  |
Chemistry World May 30, 2013 Helen Potter |
Soybean catalyst for hydrogen evolution A catalyst made from soybeans could overcome a major barrier to cheap hydrogen fuel by replacing the platinum catalyst used in the electrocatalytic production of hydrogen, claim scientists in the US.  |
Chemistry World April 6, 2009 Nina Notman |
Torn catalysts help polymers heal themselves Catalysts that are activated by a mechanical force tearing them in two have been designed by Dutch scientists.  |
Chemistry World October 12, 2011 Joanne Thomson |
Hot Chemistry Temperature played a crucial role in David MacMillan's decision to study chemistry.  |
Chemistry World August 2, 2013 Amy Middleton-Gear |
Homogeneous catalyst made to act more like an enzyme Homogeneous catalytic systems which display selectivity in a mixture of similar substrates are rare. Now scientists have shown that encapsulating a homogeneous catalyst in a supramolecular host can give it a more discerning nature.  |
Chemistry World October 16, 2015 Philippa Matthews |
One pot recipe for incompatible catalytic transformations Researchers from the US have demonstrated a new catalyst support structure allowing two incompatible catalysts to work in tandem.  |
Chemistry World October 3, 2008 Lewis Brindley |
Nanotube catalysts improve industrial reaction A catalyst consisting of modified carbon nanotubes makes an important industrial reaction milder, safer and more selective, according to researchers in Germany.  |
Chemistry World December 12, 2007 Jonathan Edwards |
Aqueous Fischer-Tropsch is Clean and Green Chinese chemists have carried out the Fischer-Tropsch reaction in water for the first time, bringing a greener route to hydrocarbon fuels a step closer.  |
Chemistry World July 10, 2013 Marie Cote |
Never shut down another person's ideas Vy Dong is a professor at the University of California at Irvine, US. Her group investigates better tools for organic synthesis, including new reagents, catalysts and strategies.  |