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IEEE Spectrum May 2012 Rachel Courtland |
The Kilogram, Reinvented Two difficult experiments are poised to remake one of the world's most fundamental units |
Chemistry World October 31, 2011 Simon Hadlington |
The kilogram is dead! Long live the kilogram! Delegates at the 24th Conference on Weights and Measures, held in France on 21 October, were persuaded that the existing definitions of these units were outdated and needed to be dragged into the 21st century. |
Chemistry World February 15, 2012 Simon Hadlington |
Consistent Avogadro number a step nearer Chemical metrologists in Canada have made the most accurate measurement of silicon's molecular weight to date in a bid to derive a consistent and internationally acceptable figure for the Avogadro constant. |
Chemistry World December 7, 2011 Anne Horan |
Catalyst clears up corrosion UK scientists have developed a cheap way of cleaning tarnished metals in industry to prevent corrosion using a UV activated photocatalyst ink. The dirty surface can then simply be washed away with water. |
IndustryWeek February 1, 2007 Jill Jusko |
Fuel Cells: Progress With Platinum Research demonstrates method to improve metal's efficiency as a catalyst. |
Wired August 21, 2007 Charlie Emrich |
Aussie Researchers Cut, Grind, and Polish the Perfect Kilogram Materials scientists create the roundest object in world weighing one perfect kilogram... International System of Units Standards: Meter... Second... Ampere... Kelvin... etc. |
Chemistry World December 10, 2012 Phillip Broadwith |
Platinum plating at the flick of a switch Atom thick catalytic layers of platinum can be deposited on surfaces from solution rapidly and cheaply thanks to a new technique developed by US scientists. |
Chemistry World September 1, 2014 Jennifer Newton |
Wendy Brown: Space dust chemistry Professor Wendy Brown's research reproduces the cold and low pressures of space to model chemical reactions that occur when particles are brought together on interstellar dust grains. |
Food Processing January 2010 |
Equipment Round Up: Sanitation Products January's Equipment Round Up features the latest in cleaning and sanitation products for the food processing industry. |
Food Processing March 2006 Mike Pehanich |
Cleaning without chemicals Sometimes a cleaning and sanitizing solution is not a solution, it's steam, gas or a silver bullet. |
Chemistry World September 2011 |
The new SI Ahead of the 24th General conference on weights and measures in October, Peter Atkins explains the benefits of the new Systeme international d' unites. |
Chemistry World November 10, 2008 Hayley Birch |
Nanotube scales challenge mass spectrometers By precisely measuring tiny fluctuations in mass, carbon nanotubes will allow chemists to follow reactions of individual proteins atom by atom, predict Spanish researchers |
Chemistry World May 27, 2010 Simon Hadlington |
A novel designer surface catalyst for oxidations Scientists in China have developed a new surface-based catalyst that can selectively oxidise carbon monoxide to carbon dioxide in the presence of hydrogen. |
Chemistry World July 20, 2006 Jessica Ebert |
Golden Touch for Amines Aminobenzene chemicals are used to make anything from dyes to pharmaceuticals, and now scientists have found a way to produce them in a more efficient way using a gold catalyst. |
Chemistry World December 22, 2014 Andy Extance |
Chemistry from the skies promises low-emission nylon raw material Mimicking the breakdown of atmospheric organic compounds has led to a cleaner way to make a key nylon raw material. |
Food Processing February 2008 |
Equipment Round-Up: Cleaning & sanitation products A liquid pre-treatment, an ozone-dosing system and a cheap and easy vacuum. |
Chemistry World October 30, 2007 James Mitchell Crow |
A Better Catalyst for Fuel Cells? Alloy nanoparticles that efficiently catalyse oxygen's conversion into water - the energy-releasing reaction that occurs in fuel cells - have been discovered. The particles are up to six times more active than pure platinum, the material typically used in current fuel cells. |
Chemistry World September 16, 2014 James Urquhart |
Ozone layer no longer thinning Scientists say that they are cautiously optimistic about the recovery of the ozone layer. |
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. |
Food Engineering February 1, 2007 |
Engineering R&D: In-Line Waste Incineration A purification loop using UV-generated ozone is enabling US dairies to drastically reduce wastewater discharges and chemical costs from their CIP systems. |
Chemistry World May 2010 Emma Davies |
One extreme to another It takes a mix of ingenuity and engineering expertise to develop mass spectrometers for use in extreme environments. |
Reactive Reports March 2005 David Bradley |
Fuel Cells US scientists have demonstrated a significant boost to fuel cells that could also cut costs. By coating the cathode with a thin layer of platinum instead of using solid metal, efficiency is raised by ten percent and the use of expensive platinum can be reduced. |
Food Processing January 2009 |
Equipment Round Up: Cleaning And Sanitation Products New ways of keeping the food production environment sanitized |
Chemistry World May 14, 2009 Hayley Birch |
Two metals better than one for fuel cell catalysts US scientists have reported a dramatic improvement in the activity of catalytic nanoparticles destined to replace platinum in fuel cells. |
Chemistry World March 26, 2015 Matthew Gunther |
Neutron -- proton mass imbalance put on the quantum scales Scientists in Germany have calculated this value to a high level of precision and may also be able to explain why it even exists in the first place. |
Chemistry World May 31, 2009 Nina Notman |
New probe promises ozone answers Chemists in the US have devised a single-molecule fluorescent probe that is selective for ozone, which they hope will help address controversy over claims that cells can produce ozone. |
Chemistry World August 27, 2009 Tom Bond |
Nitrous oxide key ozone destroyer Nitrous oxide is the single most important manmade substance reducing ozone in the atmosphere, according to US researchers. |
Geotimes April 2004 Naomi Lubick |
EPA announces ozone hotspots The Environmental Protection Agency released a list yesterday of U.S. counties that need to come into compliance for amounts of ozone in the atmosphere at ground levels. |
Chemistry World July 21, 2015 Simon Hadlington |
Refining Avogadro's number on way to new kilo A new milestone has been passed on the way to redefining the kilogram in terms of Planck's constant by 2018. |
Chemistry World July 20, 2009 Hayley Birch |
Fuel cell catalysts go sub-nano Japanese researchers have created sub-nano scale platinum clusters with high catalytic activity for use in fuel cell applications. |
Wired September 2000 |
Verge NASA's new helium-filled balloons are going higher and doing more than ever to understand and predict stratospheric ozone loss... |
Food Processing May 2007 Mike Pehanich |
New sanitation technologies New and improved means of keeping your plant safe and clean -- at lower cost. |
Chemistry World February 28, 2014 Tim Wogan |
Fuel cells put in the frame with catalysts that need far less platinum US scientists have created an exceptional fuel cell catalyst that contains far less platinum -- conventional catalysts need 36 times more platinum to hit the same levels of activity. |