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Chemistry World June 4, 2009 Nina Notman |
Nanocrystal growth process revealed Research by US scientists has shed light on precisely how nanocrystals grow, providing key information that could help improve fuel cells of the future. |
Chemistry World December 15, 2010 Hayley Birch |
New technique probes electron properties of individual atoms A new, low voltage electron microscopy technique allows scientists to discriminate not just between atoms of different elements but between atoms of the same element in different electronic states. |
Chemistry World July 2, 2008 Richard Van Noorden |
Atomic Scale Microscopy Goes Commercial The state-of-the-art technique for seeing atoms will become an important tool for chemical analysis over the next decade as instrument manufacturers commercialize advances pioneered in laboratories. |
Chemistry World October 14, 2014 James Urquhart |
Good vibrations for electron microscopy The physical and chemical properties of materials will be better understood thanks to researchers who added vibrational spectroscopy to the electron microscope at a spatial resolution of just a few nanometers. |
Chemistry World June 10, 2010 Carol Stainer |
Hot tip makes light work of graphene circuit US researchers have 'drawn' tiny conductive lines on an insulating graphene oxide surface using the heated tip of an atomic force microscope that changes the local chemistry of the surface. |
Chemistry World November 26, 2012 David Bradley |
Spotting silicon in graphene, it's dope A combination of scanning transmission electron microscopy and atomic-resolution spectroscopic techniques has allowed US researchers to pick out individual silicon atoms in a doped graphene sheet. |
Chemistry World January 26, 2012 David Bradley |
Leaky graphene oxide lets water pour through UK researchers have created a graphene-based membrane that allows water through but not helium. |
Chemistry World April 16, 2013 Emma Stoye |
Polymer 'nano-suit' protects insects from vacuum Japanese scientists have shown that coating insect larvae with Tween-20, a common detergent, lets them survive the powerful vacuum inside an electron microscope. The technique could pave the way for high resolution live imaging. |
Chemistry World October 3, 2013 Jon Cartwright |
Graphene targets water treatment and carbon capture Researchers in South Korea have demonstrated that a membrane based on graphene and graphene oxide makes an effective filter to separate carbon dioxide from nitrogen gas. |
Chemistry World October 20, 2006 Tom Westgate |
UK Researchers Unveil Country's Most Powerful Microscope For the first time in the UK, researchers will be able to see atoms and the bonds between them, thanks to the brand new FEI Titan 80-300 monochromated scanning transmission electron microscope. |
Chemistry World September 8, 2011 Jon Cartwright |
Wonder material not so wonderful Contrary to the widely held view, chemists think graphene electrodes are mostly ineffective at transferring electrons, implying that graphene is a poor choice for sensing applications. |
Chemistry World May 2, 2013 Simon Hadlington |
Solar panel slims down to a few atoms thick An international team of researchers has constructed an atom thin photovoltaic device with unusually high quantum efficiency -- a measure of the photons converted into charge carrying electrons -- of 30%. |
Chemistry World February 28, 2007 Richard Van Noorden |
First Graphene Transistors May Herald Future of Electronic Chips Researchers claim to have created the world's first practical transistors cut from ribbons of graphene, a single layer of carbon atoms. |
Chemistry World November 20, 2006 Richard Van Noorden |
Microscopy Enters the Fourth Dimension Researchers have taken electron microscopy into the fourth dimension, by recording atoms darting around on a surface in real time. |
Chemistry World January 29, 2009 James Urquhart |
Graphene to graphane by chemical conversion An international research team have successfully converted graphene - sheets of carbon just a single layer of atoms thick - into its hydrogenated equivalent, graphane. |
Chemistry World September 3, 2010 Lewis Brindley |
First steps of water condensation observed The US team conducting the research found that the first two layers - each two molecules thick - form as ice, with subsequent layers forming into liquid droplets. |
Chemistry World June 20, 2010 Simon Hadlington |
First graphene touchscreen Researchers in Korea and Japan have fabricated films of graphene - planar sheets of carbon one atom thick - measuring tens of centimetres. |
Scientific American February 2009 Steven Ashley |
Graphene Electronics Inches Closer to Mass Production These carbon nanosheets are considered the future of smaller, faster and cheaper electronics |
Chemistry World May 9, 2010 Hayley Birch |
Filming fullerene formation Real-time, atomic level microscopy has revealed that the round, cage-like structures of fullerenes can form directly from sheets containing large numbers of carbon atoms. |
Chemistry World July 30, 2007 Simon Hadlington |
Graphene Sensor Achieves Ultimate Sensitivity An international team of researchers has achieved the ultimate in sensitivity - a gas sensor capable of detecting a single molecule. The sensor is based on graphene, a sheet of carbon a single atom thick. |
Chemistry World August 13, 2012 Hayley Birch |
Graphene reactions driven by substrate not reactant In chemical reactions, the reactants determine the level of reactivity. Not for graphene though -- the one-atom-thick sheets of carbon can react vigorously or barely at all to the same chemicals, depending on the substrate they're sitting on. |
Chemistry World October 5, 2010 Phillip Broadwith |
Graphene scoops the physics Nobel This year's Nobel prize for physics has been awarded to Andre Geim and Kostya Novoselov for the discovery of graphene - single-atom-thick layers of carbon. |
Chemistry World October 29, 2009 Simon Hadlington |
Changes in atomic-scale structures observed in real time The method relies on an electron beam being focused to a spot on the sample material only a few tens of nanometres across and pulsed at a rate of femtoseconds. |
Chemistry World November 15, 2006 Michael Gross |
Nanoribbons Put Electrons in a Spin A small ribbon made of the carbon honeycomb pattern found in graphite and nanotubes could display intriguing electronic properties and serve as a material for spin-based electronics (spintronics), researchers have predicted. |
IEEE Spectrum July 2012 Alexander Hellemans |
The Quest for 2-D Silicon Silicene -- the silicon analogue to graphene -- could have amazing electronic abilities |
Chemistry World January 25, 2012 Kate McAlpine |
Conjuring graphene oxide from thin air Researchers on the hunt for a better way to recycle carbon dioxide have turned it into graphene oxide. |
IEEE Spectrum April 2012 Neil Savage |
Graphene's New Rival Molybdenum disulfide helps graphene transistors work better -- and it makes good nanocircuits on its own, too |
Chemistry World October 10, 2013 Laura Howes |
The dance of glass atoms caught on tape A collaboration between US and German-based researchers has used transmission electron microscopy to watch how the atoms in glass rearrange. |
Chemistry World October 19, 2011 Kate McAlpine |
Ironing Out the Wrinkles in Graphene Ribbon Fabrication Building graphene on a wrinkled surface allows researchers to cut out parallel graphene nanoribbons. |
Chemistry World July 14, 2006 Victoria Gill |
Ultimate Apex Achieved Researchers have devised a method of coating a tungsten point with a protective layer of nitrogen, which holds all of the metal atoms in place and maintains the tiniest point possible. |
Chemistry World September 25, 2008 Simon Hadlington |
Graphene racks up the charge Researchers in the US have used graphene, sheets of carbon that are just one atom thick, to improve the performance of energy-storage devices which could supersede batteries in electric cars. |
Chemistry World January 25, 2007 Tom Westgate |
Graphene Resonator Drums up Interest Scientists have created a one-atom-thick membrane that resonates like a drumskin. No sign of a nano-drumstick though: the researchers 'beat' the drum with a voltage or a laser matched to the natural resonant frequency of the graphene sheet. |
Chemistry World September 23, 2014 Katrina Kramer |
One-shot tomography gives atomic-scale 3D images Researchers from Germany and China have developed a method to obtain a 3D image of a nanocrystal, with atomic resolution, using just a single 1D snapshot. |
Chemistry World July 5, 2009 Simon Hadlington |
Novel chemical approach to graphene Researchers in the US have devised a new way to create graphene - sheets of carbon one atom thick that have extraordinary electronic properties - based upon a detailed understanding of the chemical structure of an important precursor of the material, graphite oxide. |
IndustryWeek December 1, 2007 Jill Jusko |
Teeny Tiny Tunes Researchers create single carbon nanotube that operates as a fully functional radio. |
IEEE Spectrum July 2007 Saswato R. Das |
Power Tool for Making Nanoscale Objects A physics team uses a special electron microscope to carve tiny gold, silver, and aluminum structures a few nanometers across. |
IEEE Spectrum February 2012 Sung & Lee |
Graphene: The Ultimate Switch Graphene could replace the transistor with switches that steer electrons just like beams of light |
Chemistry World August 29, 2012 James Urquhart |
Graphene--boron nitride stitching to sew up electronics The race to create ultrathin, transparent and flexible electronic devices using graphene -- the most conductive material known to exist -- has a promising new contender. |
Chemistry World November 7, 2012 Simon Hadlington |
World's first all-carbon solar cell Researchers in the US and China have built a photovoltaic cell made entirely from carbon. The electrodes and light-active layers are made from a combination of three carbon allotropes -- nanotubes, fullerenes and graphene. |
Chemistry World January 28, 2008 Lewis Brindley |
Graphene Sheets with Less Flap Researchers in Australia have developed a new way to make graphene, the atom-thin sheets that stack together to make the graphite found in pencil lead. |
Chemistry World June 10, 2009 Jon Cartwright |
'Bilayer' graphene shows tunable bandgap Since its discovery in 2004, the carbon-based material known as graphene has revealed a stream of attractive properties. |
IEEE Spectrum November 2010 Sinitskii & Tour |
Graphene Electronics, Unzipped By unrolling tiny carbon tubes, you can produce superthin sheets with truly extraordinary electronic properties |
Technology Research News August 11, 2004 |
Single gold atoms altered The gold atom, positioned on an ultrathin film of sodium chloride, remained stable during the operation, despite the change in charge. |
Chemistry World January 29, 2015 Jennifer Newton |
Graphene looks to doped superbenzene to overcome electronic hurdles Building graphene from carefully-modified superbenzene segments has been proposed as a way to help graphene overcome a major stumbling block limiting its application in electronic devices. |
Chemistry World July 21, 2010 Carol Stanier |
Building up graphene nanoribbons By using small molecule precursors, scientists have found a way to precisely build up sought after graphene nanoribbons, and make them in different shapes. |
Chemistry World July 30, 2015 Ida Emilie Steinmark |
Kirigami graphene makes microscale devices Graphene can be used to create kirigami springs that maintain their conductivity when stretched. |
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. |
Chemistry World November 18, 2009 Lewis Brindley |
Ironing graphene sheets flat Rather than leaving 'ripples' characteristic of graphene sheets, the technique produces 'ultra flat' graphene which could be very useful for electrical applications. |
Chemistry World March 27, 2015 James Urquhart |
Graphene sandwich turns water square Sandwiching water between two sheets of graphene leads to it freezing at room temperature to form two-dimensional square ice crystals, a hitherto unknown phase of ice. |
Technology Research News February 9, 2005 |
Nanotubes on plastic speed circuits Many researchers are working to make plastic electronics that are as fast as today's silicon electronic components -- with the promise to enable flexible, inexpensive and very-large area computer screens. One group of researchers has taken a significant step closer to this goal. |