Similar Articles |
|
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 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 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 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 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 10, 2011 Laura Howes |
Quantum tunnelling creates the 'wrong' molecule Protons takes a quantum leap in carbene reaction to give chemists a surprise |
Chemistry World September 30, 2009 Simon Haddlington |
Porous networks trap reactive intermediates Chemists in Japan have shown how it is possible to take sequential x-ray snapshots of chemical reactions taking place within molecular-sized 'reaction chambers', capturing the crystal structures of short-lived reactive intermediates. |
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 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 February 13, 2015 Andy Extance |
X-ray laser snaps first bond-forming transition state Using data from x-ray lasers scientists have reconstructed the formation of the carbon monoxide oxidation transition state. |
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 20, 2008 Simon Hadlington |
Chemists Tame Acetaldehyde German chemists have prevented acetaldehyde from running amok during the Mannich reaction, opening up new avenues in drug discovery. |
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 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 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 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 September 9, 2011 James Mitchell Crow |
High-throughput catalyst screening for the masses Using nothing more than the standard chemistry lab equipment, researchers in the US have successfully turned the discovery of new catalytic reactions into a high-throughput process. |
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 December 15, 2015 Philippa Matthews |
Getting the measure of transition states For the first time researchers have access to previously unmeasurable rotation constants and frequencies of the transition state. |
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 December 16, 2011 Kate McAlpine |
Radical experiment assesses interstellar nitrogen Radical reactions are challenging to measure at cold temperatures, but an international team of researchers have recently clocked the rate for atomic nitrogen and hydroxyl radicals at 56K. |
Chemistry World March 17, 2015 Andy Extance |
Reaction map suggests meteorite chemistry route to life UK chemists have found a reaction network that they believe shows that 'pretty much everyone' working on life's molecular origins is wrong -- but also 'right, in a sense'. |
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 July 14, 2009 Phillip Broadwith |
Multicomponent reactions step up a gear Dutch chemists have taken multicomponent reactions to the next level, combining a total of eight different starting materials in a single flask, bringing together three different multicomponent reactions and making nine new bonds in a single step. |
Chemistry World September 4, 2012 Derek Lowe |
Light in the Lab We organic chemists do terrible things to our molecules. How about dissolving the starting materials up in a flask, shining a light into the mixture and coming back later to find it transformed into your product? That's photochemistry. |
Chemistry World May 8, 2012 Phillip Broadwith |
Keep stirring that Suzuki The shape of your reaction vessel can influence the behavior of organotrifluoroborate compounds in Suzuki cross-coupling reactions, say chemists in the UK. |
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 May 29, 2015 Derek Lowe |
Magic molecule modifiers The synthesis of a new organic molecule can be approached in several ways. |
Chemistry World October 2009 |
Column: In the pipeline Derek Lowe discusses the problem of leaning too heavily on favorite reactions |
Chemistry World April 25, 2014 Derek Lowe |
Engineering serendipity At this stage in the world of organic chemistry, you'd have to think that many of the great reactions that can be stumbled across with known reagents have probably been found. |
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 October 2007 Bernard Bulkin |
Can Chemistry Save the Planet? If we are to scale back our greenhouse gas emissions without society juddering to a halt, 21st century transport will need 21st century fuels. And of all the sciences, it is chemistry that is best placed to deliver them. |
Chemistry World August 22, 2014 Derek Lowe |
Death of a reagent Anyone who's been practicing organic chemistry for a while can think back to reactions and reagents that were once in far wider use than they are today. |
Chemistry World November 2007 Derek Lowe |
Column: In the Pipeline Chemists are finally going with the flow. |
Chemistry World January 25, 2013 Derek Lowe |
Name reactions: how does the label stick? Some of these names go back to the 19th century, and many more of them come from the first decades of the 20th. Once in a while, I wonder if the tradition is dying out. Are we still naming chemical reactions after their discoverers? |
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 26, 2012 Derek Lowe |
Under pressure Someone interviewing for a synthetic chemistry position had better know his or her organic chemistry. It's fair to ask questions that will make sure of that. But does a candidate need to know the curly-arrow details of reactions that they'll never run? |
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 2008 |
Column: In the pipeline Problems develop when there are too few workhorse reactions, which may well generate compounds that are too similar to each other. Are we at that stage now? |
Reactive Reports December 2006 David Bradley |
Dick Wife An interview with the chemical IT scientist and co-founder of SORD, a scientific publishing company that seeks to solve the problem of organizing the myriad of undocumented chemistry and the chaotic mess of the commercial database. |
Chemistry World May 26, 2015 |
Catching the runaways I think each cohort of industrial chemists has a runaway industrial reaction that defines their generation. |
Chemistry World August 2007 Derek Lowe |
Opinion: In the Pipeline Process chemists just don't get the credit they deserve. |