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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 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 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 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 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 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 September 13, 2012 Philip Ball |
Bright idea to probe bond order The order of multiple bonds can be uncovered using atomic force microscopy, according to Leo Gross of IBM Research in Zurich and his co-workers. |
Chemistry World July 30, 2007 Lewis Brindley |
AFM Tip Feels Nano-Surfaces Scientists in the US have developed an artificial fingertip that boosts the resolution of atomic force microscopy, a technique that opens a window onto the nanoscale world. |
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 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 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 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 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 May 30, 2013 Laura Howes |
Catching a reaction in the act A Berkeley team used an atomic force microscopy needle with a carbon monoxide molecule adsorbed onto the tip to actually watch a reaction taking place and capture these snapshots of it. |
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 August 21, 2012 James Mitchell Crow |
Watching single nanoparticles work By shining laser light on the modified tip of an atomic force microscope), researchers in Germany and the Netherlands have been able to watch a catalytic reaction in real time, zoomed right in to the nanoscale. |
Reactive Reports November 2005 David Bradley |
Water, Water How a strand of water just a few molecules thick could provide nanoscale clues about water's intriguing properties and why water is the dread enemy of atomic force microscopy. |
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. |
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 25, 2007 Jonathan Edwards |
Nanotube Gives Ultimate Force Measurement US researchers have pushed chemical force microscopy (CFM) to its ultimate limit by measuring the interaction of a single functional group with a carbon nanotube. |
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. |
Smithsonian March 2004 |
Signal Discovery? A Los Angeles scientist says living cells may make distinct sounds, which might someday help doctors "hear" diseases |
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 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 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 November 5, 2013 |
A close look at microscopy Atomic force microscopy is widely used in materials science and is beginning to be adopted in life science too. |
Chemistry World June 4, 2013 Emily Skinner |
Homogeneous catalysis for nanoscale surface designs Scientists in France have combined homogeneous catalysis and atomic force microscopy to create intricate surface patterns. |
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 11, 2015 Simon Hadlington |
AFM takes first step to unravel asphaltene make-up Researchers have taken a major step towards identifying the individual molecular components of asphaltene -- a highly complex, dense mixture of hydrocarbons contained in crude oil |
Chemistry World January 14, 2009 Hayley Birch |
MRI at the nanoscale US scientists have demonstrated the remarkable power of magnetic resonance imaging (MRI) by adapting it to create 3D nanoscale pictures of a tobacco mosaic virus. |
Chemistry World February 1, 2008 Lewis Brindley |
Genetic Code Read Directly From RNA Scientists have directly read the genetic code from a single strand of RNA for the first time, using a combination of powerful microscopes and laser spectroscopy techniques. |
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 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 November 7, 2012 Ian Le Guillou |
Coral animal chemical structures solved A combination of atomic force microscopy and computational techniques have been used to solve the unusual structures of two natural products from the Arctic coral-like animal, Thuiaria breitfussi. |
Chemistry World September 17, 2012 Jennifer Newton |
Seeing cells under stress An analytical platform that imposes controlled mechanical strain onto live cells while monitoring changes in cell morphology and molecular signalling has been developed by scientists in Germany. |
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. |
IEEE Spectrum March 2008 Prachi Patel-Predd |
A Nanometer-Scale Etch A Sketch Scientists use a microscope to write and erase nanowires. |
Technology Research News January 26, 2005 |
The How It Works Files Nanotechnology: The laws of physics behave differently at very small scales. At the nanoscale, electrons travel more quickly through wires, transistors can mete out electrons one at a time, objects stick to each other, and light can bend matter. |
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 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 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 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 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. |
Technology Research News December 1, 2004 Kimberly Patch |
Solar Cell Doubles as Battery Scientists have designed a single, compact device that can both convert solar energy to electricity and store the electricity. |
Chemistry World October 13, 2011 Phillip Broadwith |
Following Electrons' Chemical Reaction Quickstep The oscillating electronic states of molecules nearby and passing through a conical intersection can now be probed directly. |
IEEE Spectrum March 2005 Harry Goldstein |
The Race to the Bottom Can a polymath engineer at Nanochip Inc. beat IBM to market with the world's first consumer nano device? |
Chemistry World March 31, 2009 Lewis Brindley |
Giving molecules a stretch A simple way to stretch small molecules and measure the forces at play has been developed by researchers in the US. |
Chemistry World March 9, 2006 Katharine Sanderson |
Covalent Bonds Crack Under the Strain Chemists must consider engineering principles when designing molecules following news that tough carbon-to-carbon bonds break easily under mechanical strain. |
Chemistry World January 31, 2008 Michael Gross |
A DNA Crane for Molecular Building Sites Researchers in Germany have developed a DNA-based crane that can pick up molecules from a depot and deposit them precisely at a target site. |
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. |