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Chemistry World May 13, 2014 Jennifer Newton |
Blurred bonds rationalized by heavy atom tunnelling A new theoretical study of anti-aromatic systems has attributed the unusual way that their I -bonds shift to quantum tunnelling. |
Chemistry World June 11, 2008 Simon Hadlington |
Houdini Molecule Escapes Energy Trap A team of international chemists has captured and caught on camera a small, elusive molecule that has previously never been seen. |
Chemistry World April 14, 2006 Simon Hadlington |
Deciphering Hydrogen Tunnelling in Enzymes Researchers have thrown important new light on the phenomenon of hydrogen tunnelling in biological catalysts. The finding is likely to spark a debate among biochemists about the fundamental nature of enzymes. |
Chemistry World January 12, 2014 Andy Extance |
Rocket reactor forces space hydrogen rethink Scientists have pushed low-temperature experimentation and computational chemistry to their limits to better understand hydrogen fluoride, which astronomers use to study regions of space that are otherwise hard to image. |
Chemistry World February 24, 2012 Yuandi Li |
Computers look at life-giving reactions in space Theoretical chemistry could answer some questions about how life on earth originated, say Australian researchers. |
Chemistry World September 24, 2014 Richard Massey |
Acetaldehyde photolysis: right to roam Australian and US chemists have re-shaped our understanding of an important photochemical reaction that defies classical transition state theory and proceeds via multiple barrierless 'roaming' pathways. |
Chemistry World January 15, 2010 Andy Extance |
Quantum computer hits hydrogen bullseye A basic quantum computer has successfully tackled one of the most challenging tasks facing chemists today - calculating molecular energy from basic scientific principles. |
Chemistry World January 6, 2010 Phillip Broadwith |
Enzymes do the twist The way enzyme catalysts bind molecules to speed up their reactions is not as simple as once thought, say chemists from the UK and Spain. |
Chemistry World December 2, 2008 James Mitchell Crow |
Just add air for cleaner carbon bonding UK scientists have found a new way to clip together organic molecules that could be the ultimate green approach to making carbon-carbon bonds |
Chemistry World September 12, 2010 Simon Hadlington |
Isotope effect seen on single molecule The isotope effect - where the rate of a reaction is altered depending on the presence of a given isotopic atom in the reactant - is a key tool for elucidating reaction mechanisms |
Chemistry World April 23, 2007 Tom Westgate |
Green Tea's Secret Tunneling Revealed Scientists have used quantum mechanics to work out why green tea is good for you. The health benefits of the brew are all down to a quirk of the quantum world known as tunneling, they say. |
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 July 1, 2013 Laura Howes |
Quantum tunnelling in space Interstellar dust clouds might be host to more chemistry than previously imagined. |
Chemistry World November 16, 2007 Richard Van Noorden |
Tantalizing Boost for Hydrogen Storage US chemists have announced the discovery of a new hydrogen-storage material, which they say stores large amounts of the gas at room temperature. |
Chemistry World August 30, 2007 Simon Hadlington |
Rigid Framework for Molecular Switches Researchers in Europe have found that a molecule can be flipped between two conductance states without changing its shape. |
Chemistry World March 3, 2014 David Bradley |
Mechanical stress pulls cyclization into shape Researchers at the Ruhr University Bochum, in Germany, have calculated that enediyne toxins, compounds used as anticancer drugs, might undergo Bergman cyclization when put under stress. |
Chemistry World October 22, 2009 Simon Hadlington |
Carbenes catalyse metal-metal bonds in organometallics Chemists in the US have discovered a novel way to transform organometallic compounds so that new metal-metal bonds are created. |
Chemistry World January 16, 2014 Timothy Hele |
Quantum mechanical tunneling in chemical physics There are few texts on quantum tunnelling and its many applications, so it is gratifying to see an attempt to supply a much-needed addition to the field by Nakamura and Mil'nikov. |
Chemistry World December 14, 2011 Kate McAlpine |
Artificial intelligence for quantum chemistry Quantum chemical approximations don't always need to start from scratch, says an international team of researchers. Algorithms can now be used to predict the atomisation energy of huge numbers of molecules |
Chemistry World November 13, 2008 Hayley Birch |
Reactions Studied by Stop Motion Japanese and Israeli scientists have developed a technique that can track whole-molecule changes that occur during extremely rapid reactions. |
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 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 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 March 22, 2012 Ross McLaren |
Back to the future: old reactions to help the new Researchers from the US have delved into the history of organic chemistry to help chemists better predict the effect that functional groups will have on one another within a molecule. |
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 October 6, 2011 Manisha Lalloo |
Oxygen Isotopes Help to Probe Water's Structure Scientists have used isotopic substitution of oxygen to take a closer look at the molecular structure of water. |
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 January 16, 2012 Kate McAlpine |
Stripped down spectroscopy to probe single molecules Spectroscopy, a key method of identifying atoms and molecules with light, has been taken to its most fundamental level - a single photon absorbed by a single molecule. |
Chemistry World January 23, 2008 James Mitchell Crow |
2008 Wolf Prize Winners Revealed US chemists William Moerner and Allen Bard have jointly been awarded the 2008 Wolf Prize for Chemistry, for their pioneering work on single molecule spectroscopy. |
Chemistry World January 28, 2013 Philip Ball |
Controversial theory of smell given a boost Humans can smell the difference between ordinary and deuterated organic odorant molecules, according to a new study. Provided that a sufficient number of hydrogen atoms in the molecules are replaced by deuterium, their differing smells are relatively easily detected by most people. |
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 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 March 21, 2007 Richard Van Noorden |
Forcing a Reaction US chemists have forced molecules to react by ripping their bonds apart with ultrasound. The scientists carefully stretched one targeted bond until it snapped, guiding the molecule's subsequent reaction into pathways forbidden by conventional chemistry. |
Chemistry World July 16, 2009 Simon Hadlington |
Strange vibrations Researchers in Taiwan have shown that in a relatively simple molecular system the induced vibrations can inhibit the breaking of the bond and slow the reaction down. |
Chemistry World October 12, 2006 Richard Van Noorden |
Lasers on the Energy Ski Slope Researchers have shown that intense laser-light pulses can act as catalysts, controlling the end products of a chemical reaction without themselves being absorbed. |
Chemistry World December 23, 2008 Tom Westgate |
Gallium and uranium join forces A molecule featuring the first ever uranium-gallium bond may shed light on how related carbene ligands selectively extract uranium from lanthanides |
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 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 July 12, 2011 Kate McAlpine |
Bit Part for Diethylfluoromalonate in Reaction Model A quantum simulation has successfully described the progression of a chemical reaction for the first time. |
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 August 28, 2014 |
Trekking across chemical frontiers Thinking about getting molecules to where they need to go is a new concept for the novice process chemist, but is familiar to chemical engineers as mass transfer. |
Chemistry World October 27, 2010 Laura Howes |
Single molecule magnets line up Italian researchers claim that they've bound a single molecule magnet to a gold surface, whilst retaining the magnet's properties. |
Chemistry World December 16, 2015 James Sudlow |
Cracking cocaine's secret to sneaking into the brain Up until now, it was though that cocaine had to be deprotonated to penetrate the blood -- brain barrier. A team uncovered that conformation and hydration were far more significant. |
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 24, 2014 Hayley Simon |
Water provides new angle on single molecule imaging Small variations in a molecule's conformation can have a large effect on chemical reactivity. Being able to identify these differences is one of the aims of high resolution spectroscopy. |
Chemistry World October 19, 2007 Richard Van Noorden |
Building Tomorrow's Nanofactory UK scientists have been granted 2.5 million pounds to invent a nanomachine that can build materials molecule by molecule. Such a robot doesn't -- and may never -- exist, though it has been imagined for over half a century. |
Chemistry World March 2012 |
Lead-oriented synthesis Ian Churcher and Alan Nadin call for the development of more robust synthetic tools to improve small molecule survival rates in the perilous journey from lead to drug |
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 November 25, 2014 James Urquhart |
Nanomolar chemistry enables 1500 experiments in a single day Chemists have conducted over 1500 chemistry experiments in under a day thanks to a miniaturized, high throughput automation platform they developed for identifying how synthetic molecules react under various conditions. |
Chemistry World September 3, 2014 Philip Ball |
Does life play dice? Those two attention-grabbers, physics and biology, are appropriating what essentially belongs to chemistry. All of the facets of quantum biology that are so far reasonably established, or at least well grounded in experiment and theory, are chemical ones. |