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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. |
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 October 11, 2009 Simon Hadlington |
Diode breakthrough in molecular electronics Researchers from the US and Russia have shown how it is possible to measure the diode properties of a single molecule and how the orientation of the molecule between two electrodes can be controlled. |
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 8, 2006 |
Single Molecule Makes Electronic Switch A single molecule, trapped between two electrodes, acts as a switch and has a `memory' of the type used in data storage, researchers have found. |
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. |
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. |
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. |
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 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. |
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. |
Technology Research News March 26, 2003 Eric Smalley |
Molecule toggle makes nano logic A popular trend in technology research is copying nature, and another source of inspiration is the world of everyday objects. Researchers at Hewlett-Packard Laboratories have proposed a series of molecules that work like ordinary light switches. |
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 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 March 11, 2008 Michael Gross |
Chemical Wheel Could Boost Computers A wheel-like arrangement of quinone molecules could process up to 16 instructions at the same time, potentially giving a powerful boost to the computers of the future, according to researchers in Japan. |
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. |
IEEE Spectrum August 2008 Neil Savage |
Graphene Could Make Nonvolatile Molecular Memory European researchers build graphene-based switches |
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. |
Technology Research News December 3, 2003 |
Molecule does two-step Duke University researchers have found a way to make a molecule react only when it has been hit by two photons of ultraviolet light, making the molecule a controllable switch. The molecule could eventually be used in optical storage devices and in biochips. |
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. |
Technology Research News November 5, 2003 |
Paired molecules store data Researchers from the University of California at Irvine have bonded a pair of molecules to form a molecule that has two states. The components are photochromic fulgimide and a dye molecule capable of florescence. |
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. |
Technology Research News August 27, 2003 |
Light makes molecule shine Researchers from Kyushu University in Japan have constructed a fluorescent molecule that can be repeatedly switched on and off. If a way can be found to switch individual, closely-packed molecules on and off, fantastic amounts of information could be stored in very small spaces. |
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. |
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. |
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 2, 2012 Philip Ball |
Imaging icons To celebrate the London 2012 Olympics, David Fox and Anish Mistry at the University of Warwick, UK, synthesised olympicene -- a polyaromatic hydrocarbon of five fused rings. |
Technology Research News January 26, 2005 Eric Smalley |
Nano Bridge Builds Logic Researchers from the Japanese National Institute for Materials Science have given an old technology -- the mechanical electric switch -- a quantum update. |
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 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. |
Technology Research News September 22, 2004 |
Photo Molecules Flip Current Researchers have constructed a photodiode that consists of a mix of slightly different peptide molecules anchored to a gold surface. |
Technology Research News March 24, 2004 Eric Smalley |
Molecular logic proposed Researchers from the French National Center for Scientific Research (CNRS) and University College London in England have devised a scheme for designing logic circuits within individual molecules. |
Technology Research News March 24, 2004 |
DNA has nano building in hand Researchers from Ludwig Maximilians University in Germany have built a simple molecular machine from DNA that can bind to and release single molecules of a specific type of protein. |
IEEE Spectrum December 2008 R. Stanley Williams |
How We Found the Missing Memristor The memristor -- the functional equivalent of a synapse -- could revolutionize circuit design |
Technology Research News January 14, 2004 |
Hardy molecule makes memory In what may mark an advance in the quest for ever-higher data-storage density, researchers from the University of California have shown that a type of porphyrin molecule holds up under temperatures as high as 400 degrees Celsius and after being written to and read from trillions of times. |
Technology Research News August 13, 2003 |
Interference boosts biochip Researchers from the Spanish Superior Counsel of Scientific Research and the Polytechnic University of Valencia in Spain have built a chip that senses interactions among molecules via lightwave interference. |
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 March 23, 2015 Philip Ball |
Simple chemistry mimics animals' predator spotting method Some animals, from fish to cats to humans, use edge detection to decode their visual environment: they identify some objects just by their outline. |
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. |
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 November 9, 2011 Phillip Broadwith |
World's smallest remote control car debuts A tiny remote-controlled four-wheel drive electric vehicle has been made by chemists in the Netherlands. The single molecule car's 'wheels' can be made to turn in response to tiny electrical pulses, propelling it across a surface. |
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 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. |
Reactive Reports May 2007 David Bradley |
Meeting of Molecular Movie Stars New footage confirms Linus Pauling's theory of chemical bonding proposed half a century ago, and could help explain molecular recognition processes important throughout supramolecular chemistry and molecular biology. |
Chemistry World October 31, 2007 Lewis Brindley |
Filming the Nanoworld Scientists in the US have upgraded the circuitry on a popular microscopy technique to boost the speed of imaging by about 100 times |
IEEE Spectrum April 2005 Linda Geppert |
Power to the Molecules A "crossbar latch" supplies the missing piece for a nanosize alternative to the transistor. Now, researchers at Hewlett-Packard plan to knit them into a huge circuit, hoping to put the technology on the market in about 10 years. |
Chemistry World February 2007 Philip Ball |
The Crucible Molecular biology isn't just about the cleverness of proteins and nucleic acids. Even the molecules often assumed to be just part of the scaffolding, such as lipids, and the very water that bathes them all, may have inventive roles to play. |
Technology Research News September 8, 2004 |
Nano Memory Scheme Handles Defects Nanoscale electronics devices promise ultra-high speed at ultra-low power, but have a fairly high defect rate. Architectures designed to guide their use must take this into account. |
Wired July 2000 Rick Overton |
Molecular Electronics Will Change Everything The Next Big Thing is very, very small. Picture trillions of transistors, processors so fast their speed is measured in terahertz, infinite capacity, zero cost. It's the dawn of a new technological revolution - and the death of silicon. Can you say Thiophene Ethynylene Valley? |
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 |