Similar Articles |
|
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. |
IndustryWeek February 1, 2007 Jill Jusko |
Fuel Cells: Progress With Platinum Research demonstrates method to improve metal's efficiency as a catalyst. |
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 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 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 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 May 3, 2007 Simon Hadlington |
The Many Faces of Platinum Researchers in the U.S. and China have discovered a way to grow multi-faceted nanocrystals of platinum that have much higher catalytic activity than the conventional crystalline forms of the metal. |
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 September 23, 2010 Jon Cartwright |
Catalyst improves prospects for fuel cells Chemists in the US have developed a new catalyst that could help in a key reaction used to generate hydrogen for fuel cells. |
Chemistry World May 27, 2010 Simon Hadlington |
A novel designer surface catalyst for oxidations Scientists in China have developed a new surface-based catalyst that can selectively oxidise carbon monoxide to carbon dioxide in the presence of hydrogen. |
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 February 5, 2009 Simon Hadlington |
Carbon nanotube catalysts 'better than platinum' Researchers in the US have developed a novel catalyst based on carbon nanotubes for the electrochemical reduction of oxygen. |
Chemistry World December 10, 2012 Phillip Broadwith |
Platinum plating at the flick of a switch Atom thick catalytic layers of platinum can be deposited on surfaces from solution rapidly and cheaply thanks to a new technique developed by US scientists. |
Chemistry World March 25, 2010 Simon Hadlington |
New catalyst for diesel exhaust Researchers in the US have shown that perovskites - a class of mixed oxide minerals - can perform as well as platinum in certain types of catalytic converter for removing pollutants from diesel exhaust. |
Chemistry World December 18, 2008 Alex Hellemans |
Fuel cells without platinum Looking for ways to avoid using costly and scarce platinum in fuel cells, Chinese researchers have reported details of a fuel cell that uses cheap nickel as a catalyst. |
Reactive Reports March 2005 David Bradley |
Fuel Cells US scientists have demonstrated a significant boost to fuel cells that could also cut costs. By coating the cathode with a thin layer of platinum instead of using solid metal, efficiency is raised by ten percent and the use of expensive platinum can be reduced. |
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 February 29, 2008 Michael Gross |
Modified Nanotubes Catalyse Fuel Cell A new type of catalyst made by attaching platinum nanoparticles to nitrogen-doped carbon nanotubes could be used to oxidise methanol in fuel cells, thanks to work by Chinese chemists. |
Chemistry World December 3, 2009 Hayley Birch |
Bio-Inspired Catalyst Design Could Rival Platinum French scientists have demonstrated the potential of a new fuel cell catalyst inspired by hydrogenase enzymes. |
Chemistry World March 2010 Philip Ball |
Column: The crucible Superatoms reinforce the notion that chemistry is more about electrons than elements, says the author |
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 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. |
Technology Research News May 7, 2003 |
Researchers fill virus with metal One way to construct materials atom by atom is to conscript machinery nature has already devised. |
Chemistry World July 31, 2008 |
Nanostructures Made Easy Scotland-based chemists have invented a new way to build nanoscale arrays of molecules over a large surface area: a technique that may be key to making nanostructures in sophisticated sensors, catalysts, and tiny computer parts. |
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 July 16, 2012 Manisha Lalloo |
'Artificial Leaf' Under the Microscope Defects at the edge of the cobalt clusters give the Nocera catalyst its water splitting properties. |
Chemistry World March 1, 2006 Jon Evans |
New Catalyst for Methanol Fuel Cells Chemists have created what they say is a cheap and efficient catalyst for oxidizing methanol that could accelerate the widespread adoption of direct methanol fuel cells (DMFCs). |
Chemistry World July 31, 2008 |
Breakthrough Catalyst for Splitting Water Scientists say they have solved a fundamental problem hampering renewable energy generation - how to split water cheaply into oxygen and hydrogen, under benign conditions, so that the gases can be stored as fuels. |
Chemistry World February 18, 2009 Nina Notman |
Single Nanocatalyst Behaviour Revealed Before you can design the perfect nanoparticle catalyst, you first need to understand the fundamental science that governs their reactivity. U.S. Scientists have said they have done just that. |
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 April 18, 2011 Kate McAlpine |
Shaping crystals with bio-tools Researchers in the US have developed a new approach for controlling crystal growth, borrowing tools from biology. |
Technology Research News June 2, 2004 |
Nanotubes Move Molten Metal Researchers from the University of California at Berkeley have found a way to move globules of molten metal that are as small as 30 nanometers in diameter. A nanometer is one millionth of a millimeter, or the span of 10 hydrogen atoms. |
Chemistry World January 28, 2009 Phillip Broadwith |
Water spilt with aluminium Aluminium clusters' ability to split water molecules and release hydrogen is dictated by the geometric arrangement of active sites on their surface, US scientists have discovered. |
Chemistry World April 26, 2007 Richard Van Noorden |
Hydrogen Busters go Synthetic Chemists have created a small molecule which mimics the way natural enzymes chew up hydrogen. The model should inspire designs for new catalysts that can break up hydrogen in fuel cells; or (running in reverse) help produce the fuel for a hydrogen economy. |
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 November 22, 2013 Jennifer Newton |
Recipe for a jelly-based fuel cell catalyst An international team of researchers have used gelatin as their starting material to make doped-carbon electrocatalysts. They might not wobble but they could one day replace platinum in fuel cells. |
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 April 28, 2010 Mike Brown |
Producing hydrogen from sea water A new catalyst that generates hydrogen from sea water has been developed by scientists in the US. |
Chemistry World June 4, 2009 Nina Notman |
Nanocrystal growth process revealed Research by US scientists has shed light on precisely how nanocrystals grow, providing key information that could help improve fuel cells of the future. |
Chemistry World September 29, 2015 Heather Powell |
A little platinum goes a long way Researchers from Denmark and Finland have challenged the belief that platinum is too rare and expensive for industrial hydrogen production by calculating exactly how little platinum can sustain the process. |
Scientific American June 2009 Philip Yam |
Updates: Whatever happened to Fuel Cell Progress? Revving up fuel cells... New heart cells from the atomic age... Not so lifesaving research... Lightning fast warnings... |
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 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. |
Technology Research News May 7, 2003 |
Metal expands electrically Researchers from Germany and Austria have found a way to make metal expand and contract like piezoceramics, which are commonly used as actuators in inkjet printers and automobile fuel injection nozzles. The expanding metal, however requires less voltage than piezoceramics. |
Chemistry World June 27, 2010 Simon Hadlington |
Nanoparticles allow remote control of cells In an experiment reminiscent of the mind-control rays that featured prominently in B-movies from the 1950s, scientists in the US have used a magnetic field to alter the behavior of an animal. |
Chemistry World September 5, 2011 David Bradley |
Spiders, Grubbs' and polymer-powered nanomotors A chemical spider that spins a polymer thread using a simple catalyst could drive a nanomotor, according to researchers at Pennsylvania State University, US. |
Chemistry World August 21, 2014 David Bradley |
A new gold standard for nano The latest work confirms gold clusters can have super atomic and molecular characteristics. |
Chemistry World January 7, 2010 Lewis Brindley |
Upgrading biomass to gasoline Making cheap gasoline from biomass is a step closer, thanks to a new catalyst developed in the US. |
Chemistry World May 30, 2012 Jon Cartwright |
Tiny buckyball grown around metal atom An international team of researchers has observed the smallest fullerene to form spontaneously to date using metal atoms for stabilization. |
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. |