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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 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 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 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 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 January 29, 2015 Santiago Alvarez |
What we mean when we talk about bonds The chemical bond is still a matter of lively debate among chemists, even a century after Gilbert Lewis introduced his electron pair bonding concept. |
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. |
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 April 26, 2007 Philip Ball |
Water's Surface is Acidic Pure, neutral water has an acid skin. This striking notion has now been confirmed by calculations and tests by an international team of scientists. The finding could be significant for a number of disciplines. |
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. |
Chemistry World February 28, 2008 James Mitchell Crow |
Chloride Ions in a Bind Chemists in the US have designed a donut-shaped molecule that tightly binds negatively-charged chloride ions. |
Chemistry World March 27, 2012 Erica Wise |
Unlocking the mysteries of ice The unusual properties of ice under compression are due to Coulomb repulsion between bonding and non-bonding electron pairs, say scientists from Singapore and China. |
Chemistry World April 26, 2011 Manisha Lalloo |
Pnicogens link up as new bond is discovered German researchers have discovered a chemical oddity - a new type of intramolecular interaction between group 15 atoms, which is as strong as a hydrogen bond. These interactions could be used to build supramolecular structures. |
Chemistry World February 12, 2013 Philip Ball |
Water structure controversy laid to rest? A controversy about the structure of liquid water that has raged for almost a decade may be laid to rest by a new computational study. |
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 April 4, 2013 Phillip Broadwith |
A solution to fluoronium riddle The first evidence for hypervalent fluorine cations, or fluoronium ions, in solution has been found by US chemists. |
Chemistry World November 7, 2013 Polly Wilson |
Hydrogen adopts alkali metal position For the first time, scientists have shown that hydrogen can stand in for alkali metals in typical alkali metal structures. |
Chemistry World November 10, 2014 Andy Extance |
Hydrogen bond pictures come under close scrutiny Scientists have cast doubt on whether striking atomic force microscopy images previously thought to show hydrogen bonds are real or merely an artefact. |
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 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 July 4, 2013 Simon Hadlington |
Why is silver deposition so fast? Researchers appear to have solved one of electrochemistry's more baffling mysteries: why it is that metal ions deposit onto an electrode at an apparently unfeasibly fast rate. |
Chemistry World December 4, 2006 Richard Van Noorden |
Hydrogen Gets Promiscuous Hydrogen is a more promiscuous element than chemists have appreciated: it can form up to six strong chemical bonds in some solids, researchers report. |
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 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 February 2007 Philip Ball |
The Crucible Molecular biology isn't just about the cleverness of proteins and nucleic acids. Even the molecules often assumed to be just part of the scaffolding, such as lipids, and the very water that bathes them all, may have inventive roles to play. |
Chemistry World October 16, 2006 Richard Van Noorden |
Antimatter Persuaded to React with Matter Matter and antimatter usually destroy each other in a flash of energy and a spray of exotic particles when they meet. Yet the two have been coaxed into into a chemical reaction. |
Chemistry World September 28, 2010 Lewis Brindley |
Helium nanodroplets host ion analysis Chemists have developed a sensitive new infrared spectroscopy method that analyses molecular ions by capturing them in nanosized bubbles of freezing helium. |
Chemistry World March 24, 2009 Karen Harries-Rees |
Alkali metals reveal a taste for clam Researchers have discovered a chemical curiosity, alkali metals that prefer aromatic surfaces to water and form clam-like structures. |
Chemistry World February 18, 2011 Carol Stanier |
Speed dating for pharmaceuticals A simple analysis of hydrogen bond strengths finds the best crystallisation partners for drugs, say UK scientists. |
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 April 2, 2012 Jon Cartwright |
Hydrogen That Mimics Graphene Researchers claim to have discovered a new phase of hydrogen in which the diatomic molecules break apart to form six-atom rings, similar to graphene. The new phase, which occurs at very high pressures, could be a stepping stone towards a long-sought after phase: metallic hydrogen. |
Chemistry World February 7, 2008 Simon Hadlington |
Crystal Shows Colossal Expansion A super-stretchy crystal could help to develop improved coatings for satellites facing the extreme temperature variations of space, according to UK scientists. |
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 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 February 9, 2012 Simon Hadlington |
Molecule mimics molybdenum catalyst Chemists in the US have created a molecule that closely resembles the key active portion of molybdenum disulfide, an important solid industrial catalyst that shows promise for the generation of hydrogen from water. |
Chemistry World October 18, 2009 Hayley Birch |
Conducting MOFs make membranes for fuel cells New crystalline compounds could yield better materials for fuel cell applications, according to Canadian scientists. |
Chemistry World May 2009 |
The artificial leaf Using sunlight to split water molecules and form hydrogen fuel is one of the most promising tactics for kicking our carbon habit. |
Chemistry World November 15, 2011 Kate McAlpine |
Shedding light on ultracold reactions in space Two teams of researchers in the US and Europe have shown that light can play a bigger role than expected in the nascent field of ultracold atom-ion interactions. |
Technology Research News December 15, 2004 Kimberly Patch |
Molecule Harvests Water's Hydrogen The key to producing clean hydrogen energy is finding a non-polluting method to extract pure hydrogen from its most abundant source, water. Researchers have developed a supramolecular complex that could be used in devices that use light energy to extract hydrogen from water. |
Chemistry World October 4, 2007 Richard Van Noorden |
Nanofibers Show Hydrogen Promise UK chemists have overcome the shortcomings of a promising hydrogen storage material by simply converting it into nanofibers. |
Chemistry World November 13, 2007 Lewis Brindley |
Hydrogen From Sewage Hits Production Records Scientists have drastically improved the efficiency of bacteria-powered fuel cells that convert biodegradable organic matter into hydrogen gas. They hope their discovery will make it possible to generate hydrogen from sewage, sustainably and on a large scale. |
Chemistry World November 14, 2013 James Urquhart |
Mysterious selectivity of nature's blowtorches solved US researchers have solved the long-standing mystery of how cytochrome P450 enzymes generate intermediates to perform demanding oxidations of inert C -- H bonds without damaging their fragile protein network in the process. |
Technology Research News June 15, 2005 |
Power Sources: Fuel Cells, Solar Cells, Heat, Vibration and Fusion Summaries of how each of these power sources work to create energy. |
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 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 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 August 21, 2014 Jonathan Midgley |
Redirecting electrons boosts algal hydrogen generation Scientists have developed a highly targeted metabolic engineering technique to control the flow of electrons produced by the initial stages of photosynthesis in microalgae. |
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. |
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 August 11, 2011 Josh Howgego |
Enzyme Inspired Nickel Complex Races to Produce Hydrogen A cheap nickel catalyst could pave the way for the industrial production of hydrogen - a step on the road to a hydrogen economy. |