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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. |
Technology Research News May 4, 2005 |
Nano Pyramids Boost Fuel Cells Researchers have devised a way to make iridium surfaces that are extremely finely textured. The surface is textured with pyramids which increases the available surface area of the metal. The increased surface area speeds the catalytic reaction that breaks down ammonia to extract hydrogen. |
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 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 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 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 May 1, 2009 Lewis Brindley |
Hydrogen fuel tank gets cooler and cleaner Scientists have improved the performance of ammonia borane as a hydrogen storage material - making it more practical for a fuel tank in hydrogen-powered vehicles. |
Chemistry World January 19, 2010 Lewis Brindley |
Giving gold a smooth ride Chemists from Germany and Poland have discovered a new way to polish gold completely smooth using Fenton's reagent, producing gold surfaces that could be used in the electronics industry and electrochemical processes. |
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 October 10, 2007 Richard Van Noorden |
Surface Chemistry Wins Nobel Prize The 2007 Nobel Prize in Chemistry has been awarded to German scientist Gerhard Ertl for his work understanding the effect of gas molecules on solid surfaces of metals. |
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 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 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 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 October 1, 2007 Lewis Brindley |
Semiconductor Splits Water with Sunlight Scientists in Germany have developed a promising new catalyst that splits water using sunlight -- and stores the hydrogen and oxygen produced. |
Chemistry World September 7, 2006 Tom Westgate |
Molecular Framework Sucks up Hydrogen Researchers have now developed a coordination framework material that is the best yet in terms of hydrogen storage. However, the materials currently require low temperatures to achieve the high loading of hydrogen. |
Chemistry World July 20, 2006 Jessica Ebert |
Golden Touch for Amines Aminobenzene chemicals are used to make anything from dyes to pharmaceuticals, and now scientists have found a way to produce them in a more efficient way using a gold catalyst. |
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 February 27, 2013 Simon Hadlington |
Supercharging methanol for fuel cells Scientists in Germany and Italy have discovered a way to derive hydrogen gas from methanol at low temperatures and pressures using soluble ruthenium-based 'pincer' catalysts. |
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 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 |
Chemistry World January 26, 2011 Mike Brown |
Carbon nanotubes for hydrogen storage Researchers in Germany have designed a 3D carbon-based nanotube matrix that can store and release hydrogen extremely efficiently. The material could form the basis of a sustainable hydrogen economy, they say. |
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 June 5, 2013 Simon Hadlington |
Raman scattering reaches sub-nm resolution Researchers have achieved the highest resolution yet with Raman spectroscopy, allowing the chemical mapping of molecules to a resolution of less than 1nm. The technique could allow unprecedented chemical identification of single molecules. |
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 March 25, 2013 David Bradley |
Hydrogen bond under the microscope Scientists in Japan have designed a scanning tunnelling microscope tip that allowed them to measure electron transfer across a single hydrogen bond. |
Chemistry World November 6, 2007 Lewis Brindley |
Soybeans Strike Nanogold A simple mix of soybeans, water and gold salts may hold the secret to producing gold nanoparticles without harming the environment, according to one team of US researchers. |
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. |
Technology Research News September 22, 2004 Kimberly Patch |
Fuel Cell Converts Waste to Power One problem with fuel cells is that they produce carbon monoxide, which can gum up the works. Researchers have found a way to use the carbon monoxide to produce more energy in a reaction that can take place at room temperature. |
Chemistry World July 30, 2009 Phillip Broadwith |
Smoothing out plasmonic surfaces US scientists have found a simple way to make smooth metal films with nano-scale patterns in a variety of shapes that could one day be used in plasmonic devices that manipulate electromagnetic waves. |
Chemistry World April 7, 2011 Andy Extance |
Surface plasmons create vivid holograms Plasmons are "quasiparticles" that are observed when electrons in a metal collectively oscillate at light wave frequency. |
Technology Research News January 15, 2003 Eric Smalley |
Metal stores more hydrogen One reason the world isn't running on hydrogen fuel is that it's hard to store. Researchers from the National University of Singapore have made an accidental discovery that brings the promise of clean hydrogen energy a big step forward. |
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 April 14, 2013 Andy Extance |
Split water splitting raises green hydrogen hopes UK scientists say that they have developed the first widely-useable electrolysis system that splits water and releases hydrogen and oxygen in separate stages. |
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 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 June 18, 2013 Rowan Frame |
Hydrogen generation using sunlight Scientists from Spain have found a catalyst that can use sunlight to power an important industrial reaction for the production of hydrogen at ambient temperatures. |
Chemistry World July 16, 2009 Jon Cartwright |
Nanoparticles show 'inverse photoconductance' Chemists in the US have created the first material to exhibit 'inverse photoconductance', in which conductance decreases with exposure to visible light. |
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 November 30, 2015 Emma Stoye |
20 carat gold foam lighter than a feather The 20 carat gold 'foam' is a thousand times lighter than its solid counterpart, and the lightest gold nugget ever to be made. |
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 November 1, 2007 Simon Hadlington |
Shaking up Nanofriction US scientists have performed the equivalent of the school-lab experiment of dragging a mass across different surfaces to measure frictional forces - but at the atomic scale. |
Chemistry World February 10, 2011 Erica Wise |
Raman imaging gives new hope for cancer diagnosis Surface enhanced Raman scattering works by detecting spectroscopic signals of molecules such as cancer antibodies that are in close proximity to metals injected into tissue such as gold or silver nanoparticles. |
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 February 13, 2006 Katharine Sanderson |
Storing up High Hopes for Hydrogen Economy Polymer scientists have joined the race to store hydrogen as fuel. Their breakthrough could help make the hydrogen economy a reality, they claim. |
Chemistry World June 16, 2011 |
Plasmon Rulers Measure in 3D Plasmon rulers made out of gold nanorods could help researchers understand how DNA or proteins fold. |
Technology Research News May 21, 2003 Eric Smalley |
Hydrogen storage eased The discovery of metal-organic frameworks promises to remove the principal stumbling block to hydrogen-powered cars, and the method could be ready for production use within five years. |
Chemistry World September 26, 2013 Akshat Rathi |
First pictures of hydrogen bonds unveiled Researchers in China report the first visualization of a hydrogen bond using atomic force microscopy. |
Chemistry World October 21, 2012 Nina Notman |
Haber-Bosch power consumption slashed A new type of ruthenium catalyst could reduce the power consumption of ammonia production, claim Japanese scientists. |
Chemistry World November 6, 2008 James Mitchell Crow |
Double reactor makes hydrogen and syngas Two chemical reactions key to producing future fuels can be linked together in a single membrane-based reactor to increase their efficiency, say Chinese chemists. |