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Chemistry World November 10, 2011 David Bradley |
A soluble solution to the Haber process? A clearer understanding of the activity of the key component of the Haber-Bosch process - the catalyst - could help to optimize industrial nitrogen fixation still further and remove the need for high temperatures and pressures. |
Chemistry World August 5, 2010 Simon Hadlington |
Nitrogenase found to be a two-trick pony An enzyme whose job is to convert nitrogen gas to ammonia - a process known as nitrogen fixation - can also reduce carbon monoxide US researchers have discovered. |
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. |
Chemistry World May 23, 2011 Simon Hadlington |
Homing in on a cheaper Haber-Bosch process A cheaper alternative to the Haber-Bosch process could have moved a step closer thanks to a new ruthenium-based catalyst complex developed by chemists in Germany. |
Chemistry World September 4, 2013 Mark Peplow |
Iron catalyst offers nitrogenase clues It is one of the most enduring mysteries in chemistry: how do certain bacteria fix nitrogen from the air? |
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 August 23, 2007 James Mitchell Crow |
Tantalum Breaks Nitrogen Triple Bond Chemists have found a new way to tear apart the triple bond of dinitrogen - one of the strongest bonds there is - with a single atom. |
Geotimes October 2004 Laura Stafford |
Volcanic gas and early life Researchers have combined carbonyl sulfide with free amino acids in a reaction that created di-, tri- and tetra-peptides. The experiment was conducted under a variety of conditions meant to simulate Earth's early atmosphere. |
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 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 December 8, 2008 Manisha Lalloo |
Trace molybdenum limits forest growth Scientists have discovered that a trace metal is the limiting factor restricting nitrogen uptake in tropical rainforests. |
Geotimes March 2007 Carolyn Gramling |
Nitrogen Cycle in Oceans Surprises Researchers Once thought to occur half a world apart, two key parts of the global nitrogen cycle are actually occurring side by side, according to a new study. |
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 April 25, 2010 Hayley Birch |
New strategy yields best ever catalyst for ammonia decomposition US researchers have developed a new strategy for predicting bimetallic catalysts. |
Chemistry World March 22, 2007 Michael Gross |
Eat Isotopes to Live Longer Food containing heavy isotopes of hydrogen, carbon and nitrogen could slow down the aging process. That's the claim of a biochemist who suggests that seeding key biological molecules with deuterium or carbon-13 could drastically reduce oxidative damage or even avert it altogether. |
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 24, 2011 James Urquhart |
Elusive form of iron captured Researchers in the US and Germany have synthesised and characterised an iron nitride compound that reacts with water to produce high yields of ammonia under mild conditions. |
Chemistry World February 11, 2013 Philip Ball |
A (chemical) potential theory of life's origin This theory says that life arose at hydrothermal vents, not merely because these provide heat and the ingredients for making complex organics but because they create sustained gradients of ion concentration. |
Chemistry World July 2, 2014 Tim Wogan |
Miller's forgotten experiments point to primitive protein genesis Stanley Miller's experiments are still adding to our understanding of prebiotic Earth. |
Chemistry World June 15, 2009 James Urquhart |
Meteorite sheds light on birth of the solar system French and Italian scientists have analysed a meteorite and discovered that it contains a unique and primordial rock fragment |
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 October 31, 2013 Tim Wogan |
Pressure to form exotic ionic salts irresistible for nitrogen Researchers have used computer algorithms to calculate nitrogen structures at pressures far beyond the reach of current experimental determinations. Most notably, they calculated that it could form an ionic salt in which both the cations and anions were nitrogen. |
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 March 6, 2008 Simon Hadlington |
Synthetic Enzymes Designed by Computer Scientists in the US have designed and built an artificial enzyme from scratch. |
Chemistry World January 10, 2007 Michael Gross |
Fixing the Nitrogen Balance Researchers have found that global nitrogen cycles can be more easily balanced out than previously thought, as sources and sinks of usable nitrogen are geographically close and respond to each other in rapid feedback. |
Chemistry World August 7, 2014 Andy Extance |
Low-emission ammonia offers food and climate solution Chemists in the US have discovered a low cost way to make ammonia that could help feed the world's growing population without contributing to global warming. |
Chemistry World July 3, 2015 Ida Emilie Steinmark |
Iron found in ancient rock is recycled from bacteria Isotopic analysis suggests that some of the iron within rock formations was processed by bacteria 2.5 billion years ago |
Chemistry World June 1, 2006 Katharine Sanderson |
Explosion at Ammonia Plant An explosion at an ammonia plant has left two people injured in Teeside, UK. |
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 August 25, 2013 Daniel Johnson |
Unconsidered chemistry could amplify global warming A link between the world's oceans' pH and climate change that has, until now, passed unnoticed could dramatically speed up global warming by lowering production of a smelly molecule, dimethyl sulfide, important for cloud formation. |
Chemistry World January 13, 2014 Emma Stoye |
Ammonia freezes up under pressure Researchers in France have shown that when molecular ammonia is put under enormous pressure, it becomes unstable and then forms a solid ionic ice. |
Science News January 12, 2008 |
Timeline: From the January 8, 1938, issue Prof. Wesley C. Mitchell named AAAS president... New gas is discovered high in atmosphere of the earth... Ball-and-socket joint found in dinosaur skull... |
Chemistry World October 31, 2012 James Mitchell Crow |
Nitrogen does diamond Nitrogen will form an unusual cage-like structure when subjected to high pressures, an international team of researchers has calculated. |
Chemistry World June 4, 2007 Lewis Brindley |
Some Pesticides Can Reduce Soil Fertility Some pesticides developed to boost crop yields could be doing the opposite in the long term, report US researchers. |
Chemistry World January 7, 2011 Jon Cartright |
New molecule could propel rockets The largest nitrogen oxide molecule discovered to date could function as a rocket propellant, according to chemists in Sweden who have synthesised it for the first time. |
Chemistry World March 17, 2011 Andy Extance |
Hydrazine fuels hydrogen power hopes Renowned as a rocket propellant, hydrazine could also push forward the development of hydrogen fuel cells for powering vehicles say US-based researchers. |
Reactive Reports September 2005 David Bradley |
Urea Clean Up Researchers have shown that urea could be the key element in cleaning up diesel exhausts. |
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 January 27, 2010 Simon Hadlington |
Fruity route to control asymmetric syntheses Chemists in the UK have discovered a quick, cheap and easy way to make a key sulfide reagent that can mediate the formation of chirally selective molecules needed for complex organic syntheses. |
Geotimes October 2005 Naomi Lubick |
Moon Soil, Earth Air? Apollo astronauts brought back samples of soil from the moon that contained unexpectedly high levels of nitrogen. New research is shedding light on the anomaly. |
Chemistry World November 2, 2015 |
Batzelladine B Of all the diverse substances that nature produces, the alkaloids -- small molecules containing basic nitrogen -- have had the greatest impact on human history and health. |
Chemistry World July 25, 2008 Simon Hadlington |
Structure of hydrogen splitting enzyme revealed Scientists in Germany have brought the prospect of generating cheap electricity from hydrogen a step closer by taking a snapshot of an elusive enzyme that can split the gas as efficiently as a platinum catalyst. |
Scientific American April 18, 2005 Kauffmann & van den Bosch |
CT Scan for Molecules Producing 3-d images of electron orbitals. |
Chemistry World July 13, 2012 Simon Hadlington |
Where did Earth's water come from? One big question that remains unanswered about the evolution of the early Earth is how volatiles such as hydrogen, nitrogen and carbon arrived -- their presence being crucial to the origins of water and life. |
Chemistry World April 14, 2009 Lewis Brindley |
Osmium and pyridine ring together Organic chemists in China have found a way to put osmium into a pyridine ring - leading to the synthesis of the first metallapyridinium complex. |
National Defense August 2008 McClintock & Holbrook |
Alternative Fuels: Taking A Second Look at Ammonia The search for alternative transportation fuels has led to anhydrous ammonia, a chemical widely used as a fertilizer. |
Chemistry World August 18, 2015 Matthew Gunther |
Life of grime for atmospheric chemistry Atmospheric chemists from Canada have discovered that grimy surfaces on city buildings and windows may be releasing ozone precursors into the atmosphere when exposed to sunlight. |
Chemistry World July 9, 2012 Phillip Broadwith |
'Molecular cobra' turns C-H to C=C A reagent developed by US chemists can selectively introduce synthetically useful C=C double bonds into unactivated carbon chains, guided by an activating group attached to a nearby oxygen or nitrogen atom. |
The Motley Fool October 23, 2010 Jeremy Phillips |
Time to Sell Terra Nitrogen? We're seeking danger signs among our most beloved stocks. |