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Chemistry World May 12, 2011 Jon Cartwright |
'Chemical soldering' heralds single molecule electronics Scientists in Japan and Switzerland have demonstrated how to wire up single molecules with conductive nanowires. |
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. |
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 August 27, 2009 Nina Notman |
Molecules in close-up A tuning-fork-like device than measures atomic forces is able to image every single atom in a molecule, according to its Swiss inventors. |
Chemistry World April 24, 2007 Simon Hadlington |
Researchers 'See' Catalyst Molecules at Work Researchers have for the first time 'watched' in real time single molecules of catalyst participating in a reaction at a solid-liquid interface. |
Chemistry World December 13, 2011 Jon Cartwright |
Scientists unveil tiniest switch Researchers in Germany claim to have created the world's smallest molecular switch, relying on the movement of just a single proton. |
Chemistry World January 28, 2009 Phillip Broadwith |
Water spilt with aluminium Aluminium clusters' ability to split water molecules and release hydrogen is dictated by the geometric arrangement of active sites on their surface, US scientists have discovered. |
Chemistry World November 5, 2007 Ned Stafford |
Joining up Nanocircuits A team of scientists have covalently bonded strings of porphyrin molecules on a gold surface -- a step forward in the quest to develop nano-electronics. |
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. |
Chemistry World August 30, 2007 Simon Hadlington |
Rigid Framework for Molecular Switches Researchers in Europe have found that a molecule can be flipped between two conductance states without changing its shape. |
Technology Research News April 21, 2004 Eric Smalley |
Molecule Makes Electric Motor Researchers have built molecules that can spin on command, but finding a way to harness this molecular motion to carry out work is more difficult. A molecule that has a limited range of motion opens up new possibilities. |
Chemistry World February 21, 2007 Simon Hadlington |
Organic Electricity Generator is Hot Stuff Researchers have successfully demonstrated the thermoelectric effect in an organic molecule. The findings open up the possibility of potential new energy sources, and also present a novel way for probing the electronic structure of molecular junctions. |
Chemistry World July 5, 2011 Mike Brown |
Metallic Pick and Mix with Complexes Scientists in Germany have plucked a metal ion from the middle of a phthalocyanine molecule on a silver surface. The simple method of removal, which employs a scanning tunnelling microscope, could be used to make cheaper molecular storage devices. |
Chemistry World September 24, 2014 Hayley Simon |
Water provides new angle on single molecule imaging Small variations in a molecule's conformation can have a large effect on chemical reactivity. Being able to identify these differences is one of the aims of high resolution spectroscopy. |
Chemistry World June 16, 2010 Simon Hadlington |
Rotaxane molecule seen in action Researchers from the US and Japan have directly observed the ring of a rotaxane molecule shuttling along its spindle. The behaviour of the rotaxane is influenced by its molecular environment, something that is significant if the molecules are to be used as molecular machines. |
Chemistry World September 26, 2013 Akshat Rathi |
First pictures of hydrogen bonds unveiled Researchers in China report the first visualization of a hydrogen bond using atomic force microscopy. |
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 February 21, 2008 Simon Hadlington |
Taking the Measure of Atomic Friction Scientists in the US and Germany have successfully used an atomic force microscope to determine exactly how much effort is needed to drag a single atom of cobalt across the surface of different metals. |
Chemistry World March 25, 2013 David Bradley |
Hydrogen bond under the microscope Scientists in Japan have designed a scanning tunnelling microscope tip that allowed them to measure electron transfer across a single hydrogen bond. |
Technology Research News November 19, 2003 |
Molecular memory is electric Researchers from Osaka Kyoiku University in Japan have found a way to use a single molecule to store computer information. |
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 July 4, 2010 Hayley Birch |
DNA sticks at flick of switch A new technique that sticks individual DNA molecules to a gold surface works at the flick of an electrochemical switch. |
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 June 1, 2010 Simon Hadlington |
Structural order gained over conducting polymer Scientists in Canada and the US have shown how it is possible to assemble ordered arrays of short chains of a commercially important conducting polymer on a metal surface. |
Chemistry World September 12, 2010 Simon Hadlington |
Isotope effect seen on single molecule The isotope effect - where the rate of a reaction is altered depending on the presence of a given isotopic atom in the reactant - is a key tool for elucidating reaction mechanisms |
Chemistry World June 27, 2013 Ian Randall |
Molecular transistor for cheaper, greener electronics Chinese and Danish scientists have placed a transistor made from a single molecular monolayer onto an electronic chip. The new chip harnesses graphene oxide as a transparent electrode so that light can be used to switch the transistor. |
Technology Research News June 18, 2003 Kimberly Patch |
Prefab key to molecular memory Nano-devices promise to use molecules as super-fast computer circuits, store fantastic amounts of information in a minuscule area and sense minute amounts of chemicals and biological materials. Researchers have brought these possibilities a step closer. |
Chemistry World January 20, 2010 James Urquhart |
Disilicate synthesis success A compound containing a stable silicon-silicon bond between two negatively charged pentacoordinated silicon atoms - silicates - has been synthesized and isolated for the first time by Japanese researchers. |
Chemistry World February 27, 2014 Simon Hadlington |
Quantum tunnelling sparks chemistry on cold surfaces Chemistry in deep space could be more diverse than thought after the discovery that larger atoms can quantum tunnel. |
Chemistry World July 31, 2008 |
Nanostructures Made Easy Scotland-based chemists have invented a new way to build nanoscale arrays of molecules over a large surface area: a technique that may be key to making nanostructures in sophisticated sensors, catalysts, and tiny computer parts. |
Chemistry World July 13, 2015 Philip Ball |
First snapshot of elusive intermediate supplies surprise A team near Zurich in Switzerland, has been able to take a single-molecule snapshot of an intermediate in a common class of organic reactions. |
Chemistry World February 28, 2010 Jon Cartwright |
Reactions on DNA origami watched with AFM Chemists in Denmark have for the first time imaged chemical reactions on a DNA origami scaffold so that they can precisely attach single molecules, involving atomic force microscopy. |
Chemistry World October 27, 2010 Laura Howes |
Single molecule magnets line up Italian researchers claim that they've bound a single molecule magnet to a gold surface, whilst retaining the magnet's properties. |
Technology Research News February 26, 2003 |
Film promises massive storage Researchers from the Chinese Academy of Sciences have found a way to store the 1s and 0s of digital information in a thin film of organic molecules using a scanning tunneling microscope. |
Technology Research News August 13, 2003 |
Molecule makes ring rotor Researchers from the University of Edinburgh in Scotland have interlocked large, ring-shaped molecules to make a molecular rotor that moves in only one direction. The molecule could eventually be used as a nanoscale motor or winch. |
Technology Research News November 17, 2004 |
Lasers Drive Nano Locomotive A researcher has designed a laser-powered molecular locomotive that runs along a molecular track and can generate a pulling force ten times greater than that of kinesin, a biological molecular motor. |
Chemistry World October 10, 2007 Richard Van Noorden |
Surface Chemistry Wins Nobel Prize The 2007 Nobel Prize in Chemistry has been awarded to German scientist Gerhard Ertl for his work understanding the effect of gas molecules on solid surfaces of metals. |
Technology Research News June 30, 2004 |
Method tests molecular devices Components made from molecules are likely to be smaller than those that can be made using today's chip fabrication methods, and they can potentially self-assemble, which would make for inexpensive manufacturing processes. |
Chemistry World November 11, 2012 Simon Hadlington |
'Nano-welding' taken to the limits as specific bonds are cut and formed In a remarkable demonstration of the extreme limits of nanoscale engineering, researchers from the US and China have used the tip of a scanning tunnelling microscope to cleave and form selected chemical bonds on a complex molecule. |
Chemistry World June 13, 2012 Simon Hadlington |
Exploding molecule provides 3D bond images Researchers from the US and Germany have demonstrated a new way to obtain accurate three-dimensional images of molecules, with precise measurements of the geometry of the molecule's chemical bonds. |
Chemistry World August 23, 2012 Yuandi Li |
Reversible photoswitch a boost for molecular electronics A team of international scientists has made a photocontrollable device, which, they say, shows potential for application in nanocircuits and helps the understanding of electrical conduction in molecular electronics. |
Chemistry World December 23, 2009 Phillip Broadwith |
Opening the gate for molecular electronics Chemists in Korea and the US have shown that the current running through a transistor made of a single molecule can be regulated by tweaking its molecular orbital energies. |
Chemistry World August 22, 2011 Jon Cartwright |
Manmade molecular machine goes to work Manmade molecules can generate similar forces to natural molecular machines, and could help chemists to design artificial molecular machines for meaningful tasks. |
Chemistry World December 9, 2013 Jessica Cocker |
Hydrogen breaks strong bonds with brute force A method developed by Leo Lau of Western University in Canada and colleagues can break C -- H bonds without damaging the rest of the molecule. |
Chemistry World November 1, 2007 Simon Hadlington |
Shaking up Nanofriction US scientists have performed the equivalent of the school-lab experiment of dragging a mass across different surfaces to measure frictional forces - but at the atomic scale. |
Chemistry World June 9, 2010 Jon Cartwright |
Laser tracks electrons in molecules The breakthrough suggests that attosecond lasers will soon enable scientists to address problems in chemistry and biology, which until now were too complex for attosecond science. |
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. |
Technology Research News December 1, 2004 |
Chemical Keeps Hydrogen on Ice Researchers have devised a new way to store hydrogen at low pressure and a temperature that is just above freezing. The work is a step toward practical hydrogen storage for vehicles. |
Chemistry World June 5, 2013 Simon Hadlington |
Raman scattering reaches sub-nm resolution Researchers have achieved the highest resolution yet with Raman spectroscopy, allowing the chemical mapping of molecules to a resolution of less than 1nm. The technique could allow unprecedented chemical identification of single molecules. |
Chemistry World December 14, 2011 Kate McAlpine |
Artificial intelligence for quantum chemistry Quantum chemical approximations don't always need to start from scratch, says an international team of researchers. Algorithms can now be used to predict the atomisation energy of huge numbers of molecules |