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Chemistry World August 17, 2012 Philip Ball |
Getting under water's skin The surface tension of water is explained in textbooks with pictures showing water molecules pulling each other sideways and downwards at the liquid surface, producing a kind of surface 'skin'. |
Chemistry World January 25, 2007 Richard Van Noorden |
Water Surprise for Atmospheric Scientists Lone water molecules can catalyze reactions between atmospheric gases, scientists have confirmed, throwing a wrench in the works of supposedly simple atmospheric chemistry. |
Chemistry World June 23, 2009 James Urquhart |
Smallest acid droplet formed Scientists in Germany have observed a single molecule of HCl dissociating into its component ions in water - and have discovered that just four water molecules are needed for complete dissociation of the acid. |
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 June 6, 2014 Philip Ball |
Chemistry gets strange at water's surface The attraction of opposite charges may get even stronger near the interface, say colleagues at Rensselaer Polytechnic Institute |
Chemistry World October 1, 2015 Matthew Gunther |
Excess protons play hopscotch in water Scientists in the US have observed how excess protons move through water. |
Chemistry World September 3, 2008 Lewis Brindley |
Hydroxide argument settled Scientists in Germany say they have settled an argument over how hydroxide ions travel quite so quickly through water, after finding evidence that they can donate a weak hydrogen bond. |
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, 2014 Simon Hadlington |
Quantum tunnelling sparks chemistry on cold surfaces Chemistry in deep space could be more diverse than thought after the discovery that larger atoms can quantum tunnel. |
Chemistry World October 3, 2014 Jennifer Newton |
Assessing covalency in the hydrogen bond zoo Worried that the concept of hydrogen bonding has been getting fuzzier over time, scientists in Germany have sought a fresh look at the very nature of these bonds, and how much covalency they involve. |
Chemistry World June 6, 2010 Philip Ball |
Blood-like liquid protein formed A liquid form of the oxygen-binding protein myoglobin retains its biological function even though it seems virtually water-free, researchers have found. |
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 September 1, 2014 Jennifer Newton |
Wendy Brown: Space dust chemistry Professor Wendy Brown's research reproduces the cold and low pressures of space to model chemical reactions that occur when particles are brought together on interstellar dust grains. |
Geotimes December 2004 Sara Pratt |
Acidic Waters Threaten Sea Life High acidity in the world's oceans may be threatening coral populations, such as those in the Florida Keys National Marine Sanctuary. |
Technology Research News October 20, 2004 |
Molecules positioned on silicon Dubbed multi-step feedback control lithography, this new fabrication process could eventually be used to construct prototype molecular electronic devices for future technologies in areas like consumer electronics and biomedical diagnostics. |
Chemistry World July 4, 2010 Hayley Birch |
DNA sticks at flick of switch A new technique that sticks individual DNA molecules to a gold surface works at the flick of an electrochemical switch. |
Chemistry World July 5, 2011 Mike Brown |
Metallic Pick and Mix with Complexes Scientists in Germany have plucked a metal ion from the middle of a phthalocyanine molecule on a silver surface. The simple method of removal, which employs a scanning tunnelling microscope, could be used to make cheaper molecular storage devices. |
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. |
Reactive Reports Issue 72 David Bradley |
Ice Age the Movie The ordered structure of ice dissolves little by little into disorder when a tiny burst of light hits an ice crystal. |
Chemistry World October 24, 2006 Richard Van Noorden |
A Chequerboard of Water Water droplets cling in flat squares and dance in round globes on a smart surface created by South Korean researchers. Exposure to light wipes away the pattern, and an alternative can be written in with no etching required. |
Chemistry World November 5, 2007 Ned Stafford |
Joining up Nanocircuits A team of scientists have covalently bonded strings of porphyrin molecules on a gold surface -- a step forward in the quest to develop nano-electronics. |
Chemistry World May 21, 2010 Simon Hadlington |
H-bond partner-swapping seen in the flesh The dance moves that a water molecule makes as it flips hydrogen bonds from one partner to another have been captured by US researchers. |
Chemistry World May 30, 2014 Andy Extance |
Cluster structure promises acid advance Mark Johnson's Yale team has become the first to capture vibrations of the hydronium ion in a protonated 21-water cluster |
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 September 24, 2009 Rajendrani Mukhopadhyay |
A moist moon Strong evidence for water on the moon's surface has been found by three separate spacecraft-based spectroscopic studies. |
Chemistry World July 29, 2010 Carol Stanier |
Methane all lined up Swiss researchers have found that the way methane molecules vibrate when they hit a nickel surface can have a huge effect on their reactivity. |
Chemistry World November 29, 2007 Simon Hadlington |
Researchers Crack Mystery of Diamond's Conductivity US researchers have cracked one of the most baffling mysteries in materials science -- why diamond, the supreme insulator, becomes a conductor under certain conditions. |
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 August 17, 2011 Jon Cartwright |
Plasma Treatment to Use Patient's Proteins to Improve Medical Device Biocompatibility Researchers have developed a plasma treatment that can make any medical device biocompatible by sticking a patient's own proteins to it. |
Reactive Reports December 2006 David Bradley |
Blood, Light, and Water Two molecules that occur naturally in blood have been engineered by scientists to use sunlight to split water into hydrogen and oxygen. |
Chemistry World December 9, 2013 Jessica Cocker |
Hydrogen breaks strong bonds with brute force A method developed by Leo Lau of Western University in Canada and colleagues can break C -- H bonds without damaging the rest of the molecule. |
Chemistry World February 21, 2008 Simon Hadlington |
Taking the Measure of Atomic Friction Scientists in the US and Germany have successfully used an atomic force microscope to determine exactly how much effort is needed to drag a single atom of cobalt across the surface of different metals. |
Chemistry World March 2006 |
The Last Retort: Still Baffled by H2O A laboratory in the U.S. has a mission to investigate the chemistry and physics of pure water more deeply than anyone has done before, with the help of a supercomputer called Thunder. |
Geotimes June 2006 Stephen L. Gillett |
A Nanotechnology Revolution for the Geosciences Wastewater streams, acid-mine drainage, seawater, concentrated natural brines such as those in oilfields or saline lakes -- sometimes viewed now as problems -- all could become potential sources of materials with the help of nanotechnology. |
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. |
Chemistry World September 3, 2010 Lewis Brindley |
First steps of water condensation observed The US team conducting the research found that the first two layers - each two molecules thick - form as ice, with subsequent layers forming into liquid droplets. |
Chemistry World January 27, 2011 Laura Howes |
Muons take kinetic isotope effects to extremes Scientists have used muons, elementary particles similar to electrons, to investigate the effect of isotope identity on one of the most fundamental reactions in chemistry. |
Chemistry World November 3, 2010 Andy Extance |
Hydrogen bond set to be redefined The world authority on chemical nomenclature is preparing to scrap the familiar hydrogen bond definition, in light of recent evidence about its true nature. |
Reactive Reports Issue 49 David Bradley |
Hydrophobic Water? Researchers have found evidence to indicate that water molecules don't always want to bond to other water molecules, affecting the uniformity of water forming on metal surfaces. |
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 June 28, 2011 Simon Hadlington |
A Cool Way to Store Hydrogen? Theoretical chemists in the US have suggested a rather more commonplace solution to store hydrogen: ice. |
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 March 6, 2011 Mike Brown |
Molecules that walk, hop and jump 'Two legged' molecules walk, hop and fly across a receptor surface, according to researchers in the Netherlands and Ireland. The findings could help us understand how viruses and bacteria interact with cell membranes, they say. |
Chemistry World December 5, 2012 Phillip Broadwith |
Chemical reactions in hot water Chinese and Japanese chemists have highlighted hot water's ability to promote unexpected reactions without any other reagents or catalysts. The work should expand our understanding of how to harness the physicochemical properties of water to potentially replace more complex reagents and catalysts. |
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 May 27, 2014 Simon Hadlington |
Unusual H-bond patterns revealed in single molecule image Researchers in the US have used a scanning tunnelling microscope to produce the latest images of structure and bonding in a single molecule, by sensing the molecule's local potential energy landscape. |
Chemistry World August 27, 2009 Nina Notman |
Molecules in close-up A tuning-fork-like device than measures atomic forces is able to image every single atom in a molecule, according to its Swiss inventors. |
Chemistry World November 3, 2015 Matthew Gunther |
IR spectroscopy stretches knowledge of hydrogen bonding Scientists in Denmark have, for the first time, detected a hydrogen bond between an N -- H and phosphorus in the gas phase. |
Technology Research News June 29, 2005 |
Self-assembly: the natural way to make things In biology, there are a few different ways DNA molecules can be replicated and combined. |
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. |