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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. |
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 July 5, 2007 Michael Gross |
Cold Chemistry Chemical reactions at extremely low temperatures can run at surprisingly fast rates and astrochemists have begun to figure out why. |
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. |
Reactive Reports Issue 31 David Bradley |
Ammonia for the primordial brew A newly discovered nitrogen-fixation reaction may have played a role in the emergence of life, according to German researchers. |
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 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 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 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 March 1, 2012 David Bradley |
Roaming reactions double up in atmospheric chemistry Chemists have found a chemical reaction that ignores its reaction coordinate and seemingly bypasses the conventional mechanics of transition state theory to display two distinct 'roaming' mechanisms. |
Chemistry World December 16, 2013 Tim Wogan |
Calculations predict stable eight nitrogen molecule Nitrogen could form an N 8 molecular crystal at low temperatures, according to density functional theory calculations done by Israeli and US researchers. |
Chemistry World June 23, 2015 Philip Ball |
Ultra-bright x-rays film molecular reaction A team working at the Stanford Linear Collider in California claims to have made 'the first molecular movie' using ultra-fast x-ray scattering from molecules as they undergo a chemical reaction. |
Chemistry World July 31, 2014 Caryl Richards |
New source of hydroxyl radicals found in the clouds An international collaboration of scientists has discovered a previously unidentified source of tropospheric hydroxyl radicals generated by the interaction of ozone with the surface of clouds. |
Chemistry World November 1, 2012 Laura Howes |
Shining new light on the Ullmann reaction Ullmann C -- N coupling -- a copper mediated carbon -- nitrogen coupling reaction used to create arylamines -- is one of the most widely used reactions in the pharmaceutical industry. |
Chemistry World May 11, 2007 Michael Gross |
The Atmosphere on Titan's Moon Using spectroscopic measurements made during flybys of the Cassini craft, researchers in the U.S. can now present first insights into the reactions that lead from methane and nitrogen to the formation of tholins, which are believed to make up the orange fog that veils Titan's surface. |
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 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 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 March 25, 2009 Lewis Brindley |
Water goes with a bang US researchers have found that water appears to play a key role as a catalyst in complex explosions. |
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 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 May 21, 2009 James Urquhart |
Catalyst kinetics revealed French and UK scientists have developed a spectroscopy technique that has elucidated the reaction mechanism of a silver-alumina catalyst. |
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 September 28, 2015 Karl Collins |
A witches' brew for trifluoromethylation Trifluoromethylating phenols is one example of a reaction that would be incredibly useful when attempting to tune the chemical and biological properties of molecules for pharmaceutical and agrochemical research. |
Chemistry World June 23, 2015 Matthew Gunther |
Photo-catalysts shine light on chemical bond making A team of scientists from Israel and Germany have manipulated bond formation in a chemical reaction using high power lasers |
Chemistry World June 28, 2013 Anthony King |
Titanium takes on Haber -- Bosch process The synthesis of ammonia under milder condition, using less energy and fewer resources, has moved a step closer. |
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. |
Technology Research News May 4, 2005 |
Noisy Snapshots Show Quantum Weirdness Researchers have devised a relatively simple way to detect a pair of entangled, or linked atoms. The detection ability advances quantum computer and quantum communications research. |
Chemistry World June 6, 2012 Josh Howgego |
Sterics skew SN2 reaction An experiment has shown that even single molecule changes to the solvent microenvironment around a nucleophile can steer the reaction mechanism through vastly different pathways. |
Chemistry World August 1, 2010 Mike Brown |
Snapshots of mystery molecular structures Researchers have used atomic force microscopy to produce clear molecular images that can help determine the correct atomic structure of unknown organic molecules. |
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 March 9, 2006 Katharine Sanderson |
Unexpected Photochemistry Unearthed Soil uses sunlight to produce chemicals that can break down pollutants in the lowest layers of the atmosphere. |
Chemistry World July 15, 2014 Philip Ball |
Molecular clocks may probe fundamental laws A new proposal for using molecules rather than atoms for ultra-precise measurement of frequencies could help to probe whether there are fundamental laws of physics beyond the ones we know already. |
Chemistry World March 2009 Emma Davies |
Fruits of the forest Last summer a team of UK scientists dragged the contents of their lab out into the jungle, to analyse the local atmosphere. |
Chemistry World March 24, 2015 Karl Collins |
Back to basics for silylation While silicon is probably most familiar in organic synthesis as part of protecting groups, its utility extends much further. |
Chemistry World September 27, 2012 Charlie Quigg |
Cheaper component for greenhouse gas reduction catalyst Scientists from China have replaced the tungsten oxide in a widely used greenhouse gas reduction catalyst with iron oxide, which improves the selectivity and reduces the cost of the catalyst. |
Chemistry World September 21, 2007 Zoe Corbyn |
Biofuels could boost global warming, finds study The findings come in the wake of a recent OECD report, which warned nations not to rush headlong into growing energy crops because they cause food shortages and damage biodiversity. |
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 January 9, 2014 James Urquhart |
Simple route to add nitrogen to drugs US researchers have discovered a simple one-pot, scaleable way to synthesize aziridines -- three-membered rings that are important building blocks for introducing nitrogen into more complex molecules, including medicinal drugs. |
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 November 11, 2009 James Urquhart |
Structural snapshots of complex molecules US researchers have pioneered a new spectroscopy technique to uncover the precise sequence of atomic movements and structural changes that occur during complex chemical transformations. |
Chemistry World October 13, 2011 Phillip Broadwith |
Following Electrons' Chemical Reaction Quickstep The oscillating electronic states of molecules nearby and passing through a conical intersection can now be probed directly. |
Chemistry World February 19, 2009 James Urquhart |
Selective catalyst cracks direct peroxide production A team of UK and US scientists have shown how hydrogen peroxide - an industrially important disinfectant and environmentally-friendly oxidizing agent - can be made directly from oxygen and hydrogen. |
Chemistry World September 4, 2015 Hugh Cowley |
Hypervalent bonding controversy out for the electron count? A researcher in the UK has presented a controversial new definition for hypervalency that may ignite debates over atomic charge and allow students to draw nitrogen atoms with five covalent bonds. |
Chemistry World February 20, 2013 Amy Middleton-Gear |
Ohmic heating for efficient green synthesis Portuguese scientists have developed a new ohmic-heating reactor for organic syntheses on water, or chemistry using an aqueous suspension of the reactants. |
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 March 29, 2012 Simon Hadlington |
Seeds of life incubated in proto-planetary nurseries New findings imply that the organic chemistry required to produce the necessary molecules for life is part of the normal processes of planet formation. |
Chemistry World August 11, 2009 Simon Hadlington |
Urban materials trigger air pollution Independent teams of researchers in the UK and the US have shown that nitrogen oxides in the atmosphere can participate in chemical reactions on the surfaces of buildings, indoors and outdoors. |
Chemistry World July 23, 2015 Richard Massey |
Photoredox catalysis mechanisms seen in new light A debate over whether photoredox-catalyzed reactions proceed via chain processes may now be settled, thanks to new mechanistic insight brought to light by scientists in the US. |
Chemistry World June 18, 2009 Lewis Brindley |
Chemical speed-dating even faster Researchers in the US have adapted a DNA amplification technique to develop a simpler way to rapidly screen chemical reactions. |