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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 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 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 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 December 7, 2009 Simon Hadlington |
Metal atoms in carbon nanotubes caught on film An international team of researchers has filmed individual metal atoms as they move around and react within the confines of a carbon nanotube. |
Chemistry World February 28, 2007 Simon Hadlington |
Individual Atoms' Chemical ID Revealed Researchers have demonstrated for the first time that atomic force microscopy can be used to reveal the chemical identity of individual atoms on a surface at room temperature. |
Chemistry World August 27, 2015 Jon Cartwright |
AFM pictures show bond polarity Researchers in Germany and the Czech Republic have improved the clarity of atomic force microscopy to probe the distribution of charges within atoms and molecules. |
Chemistry World February 17, 2015 Matthew Gunther |
Microscope pinpoints atoms in a lattice The imaging method, a modified form of a scanning transmission electron microscope, may help researchers to understand how chemical bonding and lattice distortions can affect the performance of alloys. |
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. |
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 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 April 5, 2012 Simon Hadlington |
Graphene puts wet chemistry under the microscope Scientists in the US and Korea have shown that the single-atom thick carbon membrane can be used as a cover slip for an electron microscope to allow atomic-resolution observations of wet chemistry - something that is notoriously tricky to achieve. |
Chemistry World July 28, 2010 Andy Extance |
Molecular interference reveals reactions Scientists can now see atoms reacting on the femtosecond timescale in unprecedented detail, thanks to a laser technique developed at the University of Ottawa. |
Chemistry World August 12, 2009 Jon Cartwright |
Exposing nano-objects' molecular make up Chemists in the US have developed a new technique to identify individual nano-objects via their molecular structure. The technique involves bombarding the nano-objects with single clusters of gold atoms. |
Technology Research News June 2, 2004 |
Nanotubes Move Molten Metal Researchers from the University of California at Berkeley have found a way to move globules of molten metal that are as small as 30 nanometers in diameter. A nanometer is one millionth of a millimeter, or the span of 10 hydrogen atoms. |
Chemistry World September 6, 2007 Tom Westgate |
Probe Maps Individual Atoms in Semiconductor Troublesome clusters of dopant atoms have been 'seen' for the first time. Researchers have drawn up the first 3D maps of the individual atoms in a semiconductor. |
Chemistry World February 28, 2012 Nina Notman |
Observing Charge Distribution in Molecules The distribution of charge across a single molecule has been imaged for the first time by Swiss scientists. It is hoped that this work may eventually lead to electronic devices consisting of organic molecules. |
Technology Research News October 8, 2003 |
Nanotubes harvest electrons Researchers from the University of Bologna and the University of Trieste in Italy, and the University of Notre Dame have found a way to alter carbon nanotubes so that they efficiently separate electrical charge. The method could lead to more efficient solar cells. |
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 31, 2014 Philip Ball |
X-rays set to reveal electrons' dance In principle the very intense, ultra-short x-ray pulses produced by free-electron laser sources will be capable of revealing the motions of electrons in real time as they hop between different energy states in atoms and molecules. |
Chemistry World May 30, 2012 Jon Cartwright |
Tiny buckyball grown around metal atom An international team of researchers has observed the smallest fullerene to form spontaneously to date using metal atoms for stabilization. |
Chemistry World January 26, 2007 Richard Van Noorden |
'Ultimate Microscope' in Sight Scientists have announced a breakthrough in x-ray microscopy which could be used to picture individual atoms in living cells without using a lens. |
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. |
Technology Research News April 9, 2003 |
Twisted nanotubes have spring Researchers from the University of North Carolina at Chapel Hill have found a way to use carbon nanotubes -- rolled-up sheets of carbon atoms that form naturally in soot -- as tiny springs for microscopic devices. |
Technology Research News February 9, 2005 Eric Smalley |
Atomic scopes eye living tissue Researchers have used a scanning probe microscope to look at the structure of a butterfly's wing at a resolution of five nanometers -- just two and a half times the width of DNA molecule -- proving that it is possible to use these microscopes to analyze material from living systems. |
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. |
Chemistry World July 22, 2008 |
Weighing Molecules with Nanotubes US scientists have made a nanoscale mass sensor which can weigh molecules with atomic precision. |
Chemistry World November 10, 2014 Andy Extance |
Hydrogen bond pictures come under close scrutiny Scientists have cast doubt on whether striking atomic force microscopy images previously thought to show hydrogen bonds are real or merely an artefact. |
Reactive Reports Issue 54 David Bradley |
Metals Take on Carbon's Bonding Characteristics A rethink about chemical bonding might be in the cards thanks to research that shows that the metal indium forms bonds in a manner not dissimilar to organic carbon atoms. |
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 18, 2007 Simon Hadlington |
Researchers See Electrons in a Spin Scientists in the US have successfully measured the spin polarisation state of single atoms adsorbed to a surface, bringing the prospect of quantum computing and spin-based electronics (spintronics) a step closer. |
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 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. |
Industrial Physicist Aug/Sep 2003 Eric J. Lerner |
Briefs A magnetic microscope for the brain... Spin and energy -- free?... Finest nanowire arrays... Solar-cell burnout... etc. |
Chemistry World September 13, 2007 James Mitchell Crow |
Molecules Made with Antimatter Molecules combining electrons and positrons -- matter and antimatter -- have been made for the first time by US scientists, potentially paving the way for powerful new lasers. |
Scientific American January 2009 Mark Wolverton |
Breaking Down Nanostructures by the Atom In nanotechnology, the position of a single atom can make all the difference -- whether a material functions as a semiconductor or an insulator, whether it triggers a vital chemical process or stops it cold. |
Chemistry World January 29, 2015 Santiago Alvarez |
What we mean when we talk about bonds The chemical bond is still a matter of lively debate among chemists, even a century after Gilbert Lewis introduced his electron pair bonding concept. |
Technology Research News August 13, 2003 |
Carbon wires expand nano toolkit Scientists looking for building blocks to form electronics and machines that are not much bigger than molecules have gained a new tool. |
Chemistry World July 17, 2008 Ruth Tunnell |
Uncovering the Hidden Nanoworld A new type of x-ray microscope allows scientists to peer inside nanodevices without opening them up. |
Chemistry World May 16, 2006 Jon Evans |
Buckyballs Worth Their Weight in Gold A team of chemists and physicists has uncovered evidence for the existence of hollow buckyball-like cages made of gold. |
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 May 27, 2014 Simon Hadlington |
Unusual H-bond patterns revealed in single molecule image Researchers in the US have used a scanning tunnelling microscope to produce the latest images of structure and bonding in a single molecule, by sensing the molecule's local potential energy landscape. |
Chemistry World September 20, 2013 James Urquhart |
Microscopy and spectroscopy combined US researchers have developed a new imaging technique which combines the spatial resolution of scanning tunneling microscopy with vibrational information obtained from infrared spectroscopy. |
Chemistry World May 12, 2014 David Bradley |
Elemental discoveries at the cellular level A combination of two high-power analytical techniques -- synchrotron radiation microscopy and atomic force microscopy -- has allowed Italy scientists to map vital elements in a single cancer cell. |
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. |
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. |
Chemistry World August 13, 2010 James Urquhart |
Zooming in on intermolecular bonds German researchers have captured clear images of intermolecular bonds for the first time using a modified form of scanning tunnelling microscopy. |
Wired October 2001 Wil McCarthy |
Ultimate Alchemy Research into artificial atoms could lead to one startling endpoint: programmable matter that changes its makeup at the flip of a switch... |
Chemistry World March 10, 2009 Alexander Hellemans |
Making pentagonal ice An international group of researchers have discovered that pentagonal structures of ice can be formed on copper surfaces consisting of Cu (110) substrates. |
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. |