Similar Articles |
|
Chemistry World February 22, 2012 Nina Notman |
Mapping the reactivity of single nanocatalysts 'Using super resolution imaging we can map out where catalytic reactions occur on a single nanocatalyst,' says Peng Chen, the lead researcher based at Cornell University. |
Chemistry World May 1, 2012 David Bradley |
A colorful way to size up nanoparticles Researchers in China have now developed a straightforward light-scattering technique to estimate the size of gold nanoparticles in the 35 to 110nm range. |
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 August 21, 2012 James Mitchell Crow |
Watching single nanoparticles work By shining laser light on the modified tip of an atomic force microscope), researchers in Germany and the Netherlands have been able to watch a catalytic reaction in real time, zoomed right in to the nanoscale. |
Chemistry World October 30, 2007 James Mitchell Crow |
A Better Catalyst for Fuel Cells? Alloy nanoparticles that efficiently catalyse oxygen's conversion into water - the energy-releasing reaction that occurs in fuel cells - have been discovered. The particles are up to six times more active than pure platinum, the material typically used in current fuel cells. |
Chemistry World June 5, 2011 James Mitchell Crow |
Nanoparticles scrub up a treat in hot water bath Upping the catalytic activity of gold nanoparticles can be as simple as a good wash in hot water, UK chemists have shown. |
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 March 24, 2009 Lewis Brindley |
Producing powerful palladium particles US scientists have found a way to clean up the production of palladium nanoparticles - doubling their performance as catalysts for fuel cells. |
Chemistry World February 28, 2014 Tim Wogan |
Fuel cells put in the frame with catalysts that need far less platinum US scientists have created an exceptional fuel cell catalyst that contains far less platinum -- conventional catalysts need 36 times more platinum to hit the same levels of activity. |
Chemistry World February 2, 2011 Elinor Richards |
Gold going it alone Spanish scientists have proved that gold alone can catalyse cross-coupling reactions following a claim made last year that palladium impurities in the gold are essential for the catalysis. |
Chemistry World November 7, 2010 Laura Howes |
Inhaled nanoparticles, from there to where? US scientists have for the first time shown how the size and surface properties of nanoparticles can affect where they end up in the body after they are inhaled. |
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 September 23, 2008 Simon Hadlington |
Nanoparticles Hide Behind Protein Cloak Polymer nanoparticles suspended in human blood become cloaked in plasma proteins, new research has shown. |
Chemistry World September 2, 2007 Lewis Brindley |
Nanoparticles Paint a Finer Picture Swiss scientists have developed a process that can print detailed images using nanoparticles as 'ink', while maintaining their catalytic and optical properties. |
Chemistry World March 12, 2013 Andy Extance |
'Plasmonic smart dust' conjures kinetics clues Researchers exploited gold's ability to trap and concentrate light, creating oscillations in the electron cloud at its surface called surface plasmons. |
Chemistry World July 21, 2015 Tim Wogan |
Nanoparticle cats drawn at the flick of a switch A new way of using light to reversibly assemble nanoparticles has been developed by scientists in Israel. |
Chemistry World September 9, 2011 James Mitchell Crow |
High-throughput catalyst screening for the masses Using nothing more than the standard chemistry lab equipment, researchers in the US have successfully turned the discovery of new catalytic reactions into a high-throughput process. |
Chemistry World May 14, 2009 Hayley Birch |
Two metals better than one for fuel cell catalysts US scientists have reported a dramatic improvement in the activity of catalytic nanoparticles destined to replace platinum in fuel cells. |
Chemistry World March 28, 2013 Simon Hadlington |
Copper catalysis sees the light Researchers in the US have shown that the oxide coating on copper nanoparticles can be stripped away by light, exposing the metallic, catalytic copper core. |
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 November 17, 2011 Ross McLaren |
Giving Fuel Cells a Vitamin Boost Vitamin B12 could replace platinum catalysts in fuel cells as a cheaper alternative. |
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 February 3, 2011 Hayley Birch |
Nanoparticle studies guide coating design A new study provides guidance for designing nanoparticle coatings based on the particles' size and the environment they are to be used in. The research could help scientists create more effective nanoparticle drug carriers. |
Chemistry World November 15, 2011 Phillip Broadwith |
Creating a toolbox for nanoparticle synthesis Hybrid nanoparticles made from several different materials that can be built up in a controlled and directed manner have been created by chemists in the US. |
Chemistry World April 4, 2008 James Mitchell Crow |
More to Catalysis Than Meets the Eye Catalysts are more than just a reactive surface. Changes beneath a metal's skin can completely change the course of a reaction. |
Chemistry World July 17, 2012 Harriet Brewerton |
Pinning down cancer US scientists have synthesized pin-shaped nanoparticles with magnetic and optical properties. The nanoparticles could be used for magnetic resonance imaging, early detection and photothermal therapy of cancer and other diseases. |
Chemistry World December 4, 2009 James Urquhart |
Easier ester synthesis Researchers in the US have shown how oxygen-coated gold nanoparticles can selectively oxidise a variety of alcohols and aldehydes. |
Chemistry World July 15, 2008 |
Raman Reveals DNA in Action Researchers at the University of Strathclyde, UK, have been able to use Raman spectroscopy to observe strands of DNA pairing up and falling apart by attaching them to silver nanoparticles. |
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 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 December 8, 2011 Simon Hadlington |
Molecular Suitcases Created by Corrosion Hollow spheres, cubes and cylinders could be useful as inorganic 'molecular suitcases' to carry drugs or catalysts. |
Chemistry World July 20, 2009 Hayley Birch |
Fuel cell catalysts go sub-nano Japanese researchers have created sub-nano scale platinum clusters with high catalytic activity for use in fuel cell applications. |
Chemistry World December 14, 2012 Jon Cartwright |
Pico-gold clusters break catalysis record Chemists in Spain have shown that small clusters of gold atoms are excellent inorganic catalysts with record-breaking efficiency. |
Chemistry World May 18, 2015 Ian Randall |
Jellyfish skin perfect mould to cast complex nanoparticles The gel-like inner skin of jellyfish can be used as a template for the simple synthesis of dendritic silver nanoparticles. |
Chemistry World October 10, 2007 Ned Stafford |
Catalytic Converters go Nano Mazda Motor Corporation has unveiled a new generation of catalytic converters that use 70 to 90 per cent less of the precious metals which help to purify exhaust emissions. |
Chemistry World May 16, 2014 Patrick Walter |
Three glowing mice Mice injected with quantum dots are helping scientists understand how nanoparticles can accumulate in the body. |
Chemistry World August 20, 2008 |
Spying on Self-Assembly Proteins attaching to gold nanoparticles don't mill around randomly, but organise into clusters, according to UK scientists who say they have for the first time spied in detail peptides assembling on a surface. |
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 9, 2012 Jon Cartwright |
'Genetic code' guides nanoparticle growth Researchers in the US and China have demonstrated that DNA can also be used as a blueprint for the creation of non-biological structures. Their 'genetic code' could pave the way for tailored nanoparticles -- fit for use as catalysts, or in surface-enhanced Raman spectroscopy. |
Chemistry World October 30, 2014 Simon Hadlington |
A new way to convert light to electricity By shining light onto metallic nanoparticles, researchers in the US and the Netherlands have demonstrated an entirely new way to generate electrical energy |
Reactive Reports September 2005 David Bradley |
Nano Surprise A surprising mechanism by which polymers form nanocomposite particles could provide researchers with a new tool for controlling the growth of such materials. |
Chemistry World May 8, 2015 Michaela Muehlberg |
Polymers curl up and take control Scientists in Germany have successfully collapsed single polymer chains into dense nanoparticles, to make single-chain nanoparticles, by adding palladium. |
Chemistry World September 23, 2013 Raphael Levy |
Gold nanoparticles for physics, chemistry and biology The varied perspectives in this textbook combine to give an agreeable read and a solid foundation in this topic. |
Chemistry World July 10, 2014 |
Emily Weiss: Tuneable illumination Research in the Weiss group looks at the fundamental physical chemistry of colloidal semiconductor quantum dots in both the solution and solid phase. |
Chemistry World September 20, 2012 Jessica Cocker |
Biological fate of nanoparticles in the body Nanoparticles are extremely difficult to detect and measure once they are distributed in a biological system. Now, Spanish scientists have developed a novel way for measuring their biodistribution. |
Chemistry World September 14, 2009 Hayley Birch |
All that is small is not nano Mark Wiesner of Duke University, US, says it is too easy to tar all nanoparticles with the same brush. 'All that is small is not necessarily nano,' he says. 'You need to have that novel property. The question then becomes: what's the taxonomy of these nanomaterials?' |
Chemistry World August 25, 2010 Phillip Broadwith |
Antibiotic nanoparticles go for gold Chemists in the UK and India have developed a simple, one step synthesis of gold nanoparticles incorporating an antibiotic, without using any other chemicals. |
Chemistry World February 12, 2012 Jon Cartwright |
Nanoparticles slow iron absorption in the gut Nanoparticles used in food and pharmaceuticals could have unintended physiological effects. |
Chemistry World February 18, 2009 Lewis Brindley |
Nanomaterials Blossom US researchers have found a new way to use magnetic fields to encourage nanoparticles to self-assemble into unique shapes. |
Chemistry World September 4, 2014 Simon Hadlington |
'Unifying theory' proposed for carbon monoxide oxidation on supported gold nanoparticles US researchers believe they have uncovered the means by which gold nanoparticles sitting on a support of titanium dioxide can oxidise carbon monoxide at low temperatures. |